pc写的MC

from __future__ import division
import sys
import math
import random
import time
from collections import deque
from pyglet import image
from pyglet.gl import *
from pyglet.graphics import TextureGroup
from pyglet.window import key, mouse
TICKS_PER_SEC = 60
SECTOR_SIZE = 16
WALKING_SPEED = 5
FLYING_SPEED = 15
GRAVITY = 20.0
MAX_JUMP_HEIGHT = 1.0
JUMP_SPEED = math.sqrt(2  GRAVITY  MAX_JUMP_HEIGHT)
TERMINAL_VELOCITY = 50
PLAYER_HEIGHT = 2
if sys.version_info[0] >= 3:
xrange = range
def cube_vertices(x, y, z, n):
"""
在 x，y，z 的位置返回立方体的顶点，大小为2 * n.
"""
return [
x-n,y+n,z-n, x-n,y+n,z+n, x+n,y+n,z+n, x+n,y+n,z-n,  # top
x-n,y-n,z-n, x+n,y-n,z-n, x+n,y-n,z+n, x-n,y-n,z+n,  # bottom
x-n,y-n,z-n, x-n,y-n,z+n, x-n,y+n,z+n, x-n,y+n,z-n,  # left
x+n,y-n,z+n, x+n,y-n,z-n, x+n,y+n,z-n, x+n,y+n,z+n,  # right
x-n,y-n,z+n, x+n,y-n,z+n, x+n,y+n,z+n, x-n,y+n,z+n,  # front
x+n,y-n,z-n, x-n,y-n,z-n, x-n,y+n,z-n, x+n,y+n,z-n,  # back
]
def tex_coord(x, y, n=4):
"""
返回方块的边界顶点。
"""
m = 1.0 / n
dx = x  m
dy = y  m
return dx, dy, dx + m, dy, dx + m, dy + m, dx, dy + m
def tex_coords(top, bottom, side):
"""
返回顶部、底部和侧面的方块列表.
"""
top = tex_coord(top)
bottom = tex_coord(bottom)
side = tex_coord(side)
result = []
result.extend(top)
result.extend(bottom)
result.extend(side  4)
return result
TEXTURE_PATH = 'texture.png'
GRASS = tex_coords((1, 0), (0, 1), (0, 0))
SAND = tex_coords((1, 1), (1, 1), (1, 1))
BRICK = tex_coords((2, 0), (2, 0), (2, 0))
STONE = tex_coords((2, 1), (2, 1), (2, 1))
FACES = [
( 0, 1, 0),
( 0,-1, 0),
(-1, 0, 0),
( 1, 0, 0),
( 0, 0, 1),
( 0, 0,-1),
]
def normalize(position):
x, y, z = position
x, y, z = (int(round(x)), int(round(y)), int(round(z)))
return (x, y, z)
def sectorize(position):
x, y, z = normalize(position)
x, y, z = x // SECTOR_SIZE, y // SECTOR_SIZE, z // SECTOR_SIZE
    return (x, 0, z)
class Model(object):
<span class="hl-entity hl-other hl-inherited-class hl-c++">def</span> <span class="hl-entity hl-other hl-inherited-class hl-c++">__init__</span>(<span class="hl-entity hl-other hl-inherited-class hl-c++">self</span>):

    # <span class="hl-entity hl-other hl-inherited-class hl-c++">批处理是用于批处理渲染的顶点列表的集合</span>.
    <span class="hl-entity hl-other hl-inherited-class hl-c++">self</span>.<span class="hl-entity hl-other hl-inherited-class hl-c++">batch</span> = <span class="hl-entity hl-other hl-inherited-class hl-c++">pyglet</span>.<span class="hl-entity hl-other hl-inherited-class hl-c++">graphics</span>.<span class="hl-entity hl-other hl-inherited-class hl-c++">Batch</span>()

    # <span class="hl-entity hl-other hl-inherited-class hl-c++">TextureGroup</span> <span class="hl-entity hl-other hl-inherited-class hl-c++">管理opengl</span>.
    <span class="hl-entity hl-other hl-inherited-class hl-c++">self</span>.<span class="hl-entity hl-other hl-inherited-class hl-c++">group</span> = <span class="hl-entity hl-other hl-inherited-class hl-c++">TextureGroup</span>(<span class="hl-entity hl-other hl-inherited-class hl-c++">image</span>.<span class="hl-entity hl-other hl-inherited-class hl-c++">load</span>(<span class="hl-entity hl-other hl-inherited-class hl-c++">TEXTURE_PATH</span>).<span class="hl-entity hl-other hl-inherited-class hl-c++">get_texture</span>())

    # <span class="hl-entity hl-other hl-inherited-class hl-c++">从位置到该位置块的映射</span>.
    # <span class="hl-entity hl-other hl-inherited-class hl-c++">这定义了当前所有的方块</span>.
    <span class="hl-entity hl-other hl-inherited-class hl-c++">self</span>.<span class="hl-entity hl-other hl-inherited-class hl-c++">world</span> = <span class="hl-meta hl-block hl-c++"><span class="hl-punctuation hl-section hl-block hl-begin hl-c++">{</span></span></span><span class="hl-meta hl-class hl-c++"></span><span class="hl-meta hl-class hl-c++"><span class="hl-meta hl-block hl-c++"><span class="hl-punctuation hl-section hl-block hl-end hl-c++">}</span></span></span>

    # 与world相同的映射，但只包含显示的方块
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-block hl-c++"><span class="hl-punctuation hl-section hl-block hl-begin hl-c++">{</span><span class="hl-punctuation hl-section hl-block hl-end hl-c++">}</span></span>

    # 从位置映射到所有显示块的vertextlist<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_shown</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-block hl-c++"><span class="hl-punctuation hl-section hl-block hl-begin hl-c++">{</span><span class="hl-punctuation hl-section hl-block hl-end hl-c++">}</span></span>

    # 从分区映射到该分区内的坐标列表<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sectors</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-block hl-c++"><span class="hl-punctuation hl-section hl-block hl-begin hl-c++">{</span><span class="hl-punctuation hl-section hl-block hl-end hl-c++">}</span></span>

    # 用简单的函数队列实现
    # <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">_show_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span> 和 <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">_hide_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">queue</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">deque</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_initialize</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">_initialize</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 
    通过放置所有的方块来初始化世界.
    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    n <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">80</span>  # 二分之一的世界的宽度和高度
    s <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">1</span>  # 尺寸
    y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0</span>  # 初始y的高度
    <span class="hl-keyword hl-control hl-c++">for</span> x in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>n<span class="hl-punctuation hl-separator hl-c++">,</span> n <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> s</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">for</span> z in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>n<span class="hl-punctuation hl-separator hl-c++">,</span> n <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> s</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            # 创建一个石头，和到处都有的草方块<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
            <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">2</span><span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> GRASS<span class="hl-punctuation hl-separator hl-c++">,</span> immediate<span class="hl-keyword hl-operator hl-assignment hl-c">=</span>False</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
            self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">3</span><span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> STONE<span class="hl-punctuation hl-separator hl-c++">,</span> immediate<span class="hl-keyword hl-operator hl-assignment hl-c">=</span>False</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
            <span class="hl-keyword hl-control hl-c++">if</span> x <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">in</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>n<span class="hl-punctuation hl-separator hl-c++">,</span> n</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span> <span class="hl-keyword hl-operator hl-word hl-c++">or</span> z <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">in</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>n<span class="hl-punctuation hl-separator hl-c++">,</span> n</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                # 建造围墙<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
                <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">for</span> dy in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">2</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">3</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> STONE<span class="hl-punctuation hl-separator hl-c++">,</span> immediate<span class="hl-keyword hl-operator hl-assignment hl-c">=</span>False</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

    # 随机生成小山丘
    o <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> n <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">10</span>
    <span class="hl-keyword hl-control hl-c++">for</span> _ in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">120</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        a <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> random<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">randint</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>o<span class="hl-punctuation hl-separator hl-c++">,</span> o</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>  # 山丘的x坐标
        b <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> random<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">randint</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>o<span class="hl-punctuation hl-separator hl-c++">,</span> o</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>  # 山丘的z坐标
        c <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span>  # 山脚
        h <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> random<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">randint</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">6</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>  # 山丘的高度
        s <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> random<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">randint</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">4</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">8</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>  # <span class="hl-constant hl-numeric hl-c++">2</span><span class="hl-keyword hl-operator hl-c">*</span>s是山的一边长度
        d <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">1</span>  # 要多久才能逐渐消失
        t <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> random<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">choice</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>GRASS<span class="hl-punctuation hl-separator hl-c++">,</span> SAND<span class="hl-punctuation hl-separator hl-c++">,</span> BRICK<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        <span class="hl-keyword hl-control hl-c++">for</span> y in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">c<span class="hl-punctuation hl-separator hl-c++">,</span> c <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> h</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            <span class="hl-keyword hl-control hl-c++">for</span> x in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">a <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> s<span class="hl-punctuation hl-separator hl-c++">,</span> a <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> s <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                <span class="hl-keyword hl-control hl-c++">for</span> z in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">b <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> s<span class="hl-punctuation hl-separator hl-c++">,</span> b <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> s <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                    <span class="hl-keyword hl-control hl-c++">if</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> a<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>z <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> b<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span> <span class="hl-keyword hl-operator hl-comparison hl-c">&gt;</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>s <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                        <span class="hl-keyword hl-control hl-c++">continue</span>
                    <span class="hl-keyword hl-control hl-c++">if</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>z <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span> <span class="hl-keyword hl-operator hl-comparison hl-c">&lt;</span> <span class="hl-constant hl-numeric hl-c++">5</span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                        <span class="hl-keyword hl-control hl-c++">continue</span>
                    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> t<span class="hl-punctuation hl-separator hl-c++">,</span> immediate<span class="hl-keyword hl-operator hl-assignment hl-c">=</span>False</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
            s <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> d  # 减少侧面的长度，使山坡逐渐变细

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">hit_test</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">vector</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">max_distance</span><span class="hl-keyword hl-operator hl-assignment hl-c++">=</span><span class="hl-constant hl-numeric hl-c++">8</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    m <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">8</span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> position
    dx<span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> dz <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> vector
    previous <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> None
    <span class="hl-keyword hl-control hl-c++">for</span> _ in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">max_distance <span class="hl-keyword hl-operator hl-c">*</span> m</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        key <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">normalize</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        <span class="hl-keyword hl-control hl-c++">if</span> key <span class="hl-keyword hl-operator hl-comparison hl-c">!=</span> previous <span class="hl-keyword hl-operator hl-word hl-c++">and</span> key in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            <span class="hl-keyword hl-control hl-c++">return</span> key<span class="hl-punctuation hl-separator hl-c++">,</span> previous
        previous <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> key
        x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dx <span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span> m<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy <span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span> m<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dz <span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span> m
    <span class="hl-keyword hl-control hl-c++">return</span> None<span class="hl-punctuation hl-separator hl-c++">,</span> None

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">exposed</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> position
    <span class="hl-keyword hl-control hl-c++">for</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> dz in FACES<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">if</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dz<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-word hl-c++">not</span> in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            <span class="hl-keyword hl-control hl-c++">return</span> True
    <span class="hl-keyword hl-control hl-c++">return</span> False

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">add_block</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">texture</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">immediate</span><span class="hl-keyword hl-operator hl-assignment hl-c++">=</span>True<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>

    <span class="hl-keyword hl-control hl-c++">if</span> position in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">remove_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position<span class="hl-punctuation hl-separator hl-c++">,</span> immediate</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>position<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> texture
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sectors</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">setdefault</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">sectorize</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">append</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> immediate<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">exposed</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">show_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">check_neighbors</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">remove_block</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">immediate</span><span class="hl-keyword hl-operator hl-assignment hl-c++">=</span>True<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    del self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>position<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sectors</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">sectorize</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">remove</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> immediate<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">if</span> position in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">hide_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">check_neighbors</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">check_neighbors</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 检查周围所有区，确保他们的视线
    状态是当前的.这意味着隐藏方块没有暴露和
    确保所有暴露的块都显示出来.通常在方块之后使用
    被添加或删除

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> position
    <span class="hl-keyword hl-control hl-c++">for</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> dz in FACES<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        key <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dz<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
        <span class="hl-keyword hl-control hl-c++">if</span> key <span class="hl-keyword hl-operator hl-word hl-c++">not</span> in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            <span class="hl-keyword hl-control hl-c++">continue</span>
        <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">exposed</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">key</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            <span class="hl-keyword hl-control hl-c++">if</span> key <span class="hl-keyword hl-operator hl-word hl-c++">not</span> in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">show_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">key</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        <span class="hl-keyword hl-control hl-c++">else</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            <span class="hl-keyword hl-control hl-c++">if</span> key in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">hide_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">key</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">show_block</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">immediate</span><span class="hl-keyword hl-operator hl-assignment hl-c++">=</span>True<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    texture <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>position<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>position<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> texture
    <span class="hl-keyword hl-control hl-c++">if</span> immediate<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_show_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position<span class="hl-punctuation hl-separator hl-c++">,</span> texture</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">else</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_enqueue</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_show_block</span><span class="hl-punctuation hl-separator hl-c++">,</span> position<span class="hl-punctuation hl-separator hl-c++">,</span> texture</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">_show_block</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">texture</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>

    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> position
    vertex_data <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">cube_vertices</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0.5</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    texture_data <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">list</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">texture</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    # 创建顶点列表
    # 也许应该用add _ <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">indexed</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>来代替
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_shown</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>position<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">batch</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">24</span><span class="hl-punctuation hl-separator hl-c++">,</span> GL_QUADS<span class="hl-punctuation hl-separator hl-c++">,</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">group</span><span class="hl-punctuation hl-separator hl-c++">,</span>
        <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span>v3f/static<span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> vertex_data<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-separator hl-c++">,</span>
        <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span>t2f/static<span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> texture_data<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">hide_block</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">immediate</span><span class="hl-keyword hl-operator hl-assignment hl-c++">=</span>True<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>

    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">pop</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> immediate<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_hide_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">else</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_enqueue</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_hide_block</span><span class="hl-punctuation hl-separator hl-c++">,</span> position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">_hide_block</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> _hide_block()方法的私有实现

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_shown</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">pop</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">delete</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">show_sector</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">sector</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 确保给定分区中应该显示的所有方块都绘制到画布上

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">for</span> position in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sectors</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">sector<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">if</span> position <span class="hl-keyword hl-operator hl-word hl-c++">not</span> in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span> <span class="hl-keyword hl-operator hl-word hl-c++">and</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">exposed</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">show_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position<span class="hl-punctuation hl-separator hl-c++">,</span> False</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">hide_sector</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">sector</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 确保从画布中删除给定分区中应该隐藏的所有方块

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">for</span> position in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sectors</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">sector<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">if</span> position in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">shown</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">hide_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">position<span class="hl-punctuation hl-separator hl-c++">,</span> False</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">change_sectors</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">before</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">after</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 从前面的区域转移到后面的区域. 分区是world上一个连续的x,y次区域. 分区是用来加速世界渲染.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    before_set <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">set</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    after_set <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">set</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    pad <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">4</span>
    <span class="hl-keyword hl-control hl-c++">for</span> dx in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>pad<span class="hl-punctuation hl-separator hl-c++">,</span> pad <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">for</span> dy in <span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>  # <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>pad<span class="hl-punctuation hl-separator hl-c++">,</span> pad <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            <span class="hl-keyword hl-control hl-c++">for</span> dz in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>pad<span class="hl-punctuation hl-separator hl-c++">,</span> pad <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                <span class="hl-keyword hl-control hl-c++">if</span> dx <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dz <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span> <span class="hl-keyword hl-operator hl-comparison hl-c">&gt;</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>pad <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">2</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                    <span class="hl-keyword hl-control hl-c++">continue</span>
                <span class="hl-keyword hl-control hl-c++">if</span> before<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> before
                    before_set<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dz<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
                <span class="hl-keyword hl-control hl-c++">if</span> after<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> after
                    after_set<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dz<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    show <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> after_set <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> before_set
    hide <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> before_set <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> after_set
    <span class="hl-keyword hl-control hl-c++">for</span> sector in show<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">show_sector</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">sector</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">for</span> sector in hide<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">hide_sector</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">sector</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">_enqueue</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">func</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-variable hl-parameter hl-c++">args</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 把func加到内部队列中.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">queue</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">append</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>func<span class="hl-punctuation hl-separator hl-c++">,</span> args<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">_dequeue</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 从内部队列中取出top函数并调用它.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    func<span class="hl-punctuation hl-separator hl-c++">,</span> args <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">queue</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">popleft</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">func</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-c">*</span>args</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">process_queue</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 处理整个队列,同时采取周期性休息. 
    这样游戏循环才能顺利进行。
    队列包含对_show_block()和_hide_block()的调用,
    因此,如果调用add_block()或remove_block()的方法
    为immediate=false,则应调用此方法

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    start <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> time<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">clock</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">while</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">queue</span> <span class="hl-keyword hl-operator hl-word hl-c++">and</span> time<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">clock</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> start <span class="hl-punctuation hl-section hl-generic hl-begin hl-c++">&lt;</span> <span class="hl-constant hl-numeric hl-c++">1.0</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span> TICKS_PER_SEC<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_dequeue</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def process_entire_queue<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 不间断地处理整个队列.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">while</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">queue</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_dequeue</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

class Window(pyglet.window.Window):
def __init__<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-c">*</span>args<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span>kwargs<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    super<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>Window<span class="hl-punctuation hl-separator hl-c++">,</span> self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">__init__</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-c">*</span>args<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-c">*</span><span class="hl-keyword hl-operator hl-c">*</span>kwargs</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

    # 不管窗口是否专门捕获鼠标<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">exclusive</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> False

    # 当飞行重力没有作用<span class="hl-punctuation hl-separator hl-c++">,</span>速度增加时<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">flying</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> False

    # 扫射是朝你所面对的方向移动<span class="hl-punctuation hl-separator hl-c++">,</span>
    # 例如向左或向右移动<span class="hl-punctuation hl-separator hl-c++">,</span>同时继续面向前方
    #
    # 第一个元素是向前移动时为<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span>
    # 向后移动时为<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span>否则是0<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">第二个元素向左移动时为</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span>向右移动时为1否则为0<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>

    # 当前x<span class="hl-punctuation hl-separator hl-c++">,</span>y<span class="hl-punctuation hl-separator hl-c++">,</span>z坐标<span class="hl-punctuation hl-separator hl-c++">,</span>使用浮点数指定<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">注意</span><span class="hl-punctuation hl-separator hl-c++">,</span>也许不像数学课y轴是垂直轴<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

    # 第一个元素是玩家在从z轴向下测量的x<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>z平面<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>地平面<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>上
    # 的旋转<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">第二个是从地面向上的旋转角度</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">旋转角度是</span>°<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    #
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">垂直平面的旋转范围从</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">90</span>°<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>垂直向下看<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>到90°<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>垂直向上看<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">水平旋转的范围是无限的</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">rotation</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

    # 玩家现在在哪个区域
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sector</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> None

    # 屏幕中央的准星<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">reticle</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> None

    # y<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>向上<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>方向的速度<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0</span>

    # 玩家可以放置的方块列表，按下数字键来循环<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # -------
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">番外话</span>（注释时加的一句话）
    # 这里的话如果添加方块可以从这里添加哦
    # <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">inventory</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>BRICK<span class="hl-punctuation hl-separator hl-c++">,</span> GRASS<span class="hl-punctuation hl-separator hl-c++">,</span> SAND<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>

    # 用户可以放置的当前方块<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">按下数字键循环</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # -------
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">番外话</span>（注释时加的一句话）
    # 这里可不能添加方块哦<span class="hl-keyword hl-operator hl-arithmetic hl-c">~</span>
    # <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>      
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">block</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">inventory</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>

    # 按键列表<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # -------
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">番外话</span>（注释时加的一句话）
    # 无<span class="hl-keyword hl-operator hl-arithmetic hl-c">~</span>
    # <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">num_keys</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>
        key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_1</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_2</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_3</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_4</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_5</span><span class="hl-punctuation hl-separator hl-c++">,</span>
        key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_6</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_7</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_8</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_9</span><span class="hl-punctuation hl-separator hl-c++">,</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>

    # 处理世界的模型的实例<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> Model<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

    # 显示在画布左上角的标签<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">label</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> pyglet<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">text</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">Label</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> font_name<span class="hl-keyword hl-operator hl-assignment hl-c">=</span><span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span>Arial<span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> font_size<span class="hl-keyword hl-operator hl-assignment hl-c">=</span><span class="hl-constant hl-numeric hl-c++">18</span><span class="hl-punctuation hl-separator hl-c++">,</span>
        x<span class="hl-keyword hl-operator hl-assignment hl-c">=</span><span class="hl-constant hl-numeric hl-c++">10</span><span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-keyword hl-operator hl-assignment hl-c">=</span>self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">height</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">10</span><span class="hl-punctuation hl-separator hl-c++">,</span> anchor_x<span class="hl-keyword hl-operator hl-assignment hl-c">=</span><span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span>left<span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> anchor_y<span class="hl-keyword hl-operator hl-assignment hl-c">=</span><span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span>top<span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span><span class="hl-punctuation hl-separator hl-c++">,</span>
        color<span class="hl-keyword hl-operator hl-assignment hl-c">=</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">255</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

    # 这个调用将update<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>方法调度为
    # ticks_per_sec<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">这是主要的游戏事件循环</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">pyglet</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">clock</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">schedule_interval</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">update</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1.0</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span> TICKS_PER_SEC</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def set_exclusive_mouse<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-separator hl-c++">,</span> exclusive<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 如果exclusive为真,则游戏将捕获鼠标,如果为假
    游戏会忽略鼠标.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    super<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>Window<span class="hl-punctuation hl-separator hl-c++">,</span> self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">set_exclusive_mouse</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">exclusive</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">exclusive</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> exclusive

def get_sight_vector<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> Returns the current line of sight vector indicating the direction
    the player is looking.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">rotation</span>
    # Y的范围是<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>90到90<span class="hl-punctuation hl-separator hl-c++">,</span>或者<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>π<span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span>2到π<span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span><span class="hl-constant hl-numeric hl-c++">2</span><span class="hl-punctuation hl-separator hl-c++">,</span>
    # 所以m的范围是0到1<span class="hl-punctuation hl-separator hl-c++">,</span>当平行于地面时为1<span class="hl-punctuation hl-separator hl-c++">,</span>
    # 当向上或向下看时为0<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">m</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">cos</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">y</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    # Dy在<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>1到1之间<span class="hl-punctuation hl-separator hl-c++">,</span>垂直向下时为<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span>垂直向上时为<span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span>
    dy <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">sin</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">y</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    dx <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">cos</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">90</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span> <span class="hl-keyword hl-operator hl-c">*</span> m
    dz <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">sin</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">90</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span> <span class="hl-keyword hl-operator hl-c">*</span> m
    <span class="hl-keyword hl-control hl-c++">return</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>dx<span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> dz<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def get_motion_vector<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 返回表示玩家速度的当前运动矢量.

    返回值
    -------
    矢量 : tuple of len 3
        包含速度分别为x,y和z的组.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> any<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">rotation</span>
        strafe <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">degrees</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">atan2</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-keyword hl-operator hl-c">*</span>self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        y_angle <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">y</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        x_angle <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> strafe</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">flying</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            m <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">cos</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">y_angle</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
            dy <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">sin</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">y_angle</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
            <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                # 向左或向右移动<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
                <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0.0</span>
                m <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
            <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-punctuation hl-section hl-generic hl-end hl-c++">&gt;</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                # 倒退<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
                <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">*=</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span>
            # 当你向上或向下飞行时<span class="hl-punctuation hl-separator hl-c++">,</span>
            #你的左右运动就会减少<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
            <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dx</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">cos</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x_angle</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span> <span class="hl-keyword hl-operator hl-c">*</span> m
            dz <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">sin</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x_angle</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span> <span class="hl-keyword hl-operator hl-c">*</span> m
        <span class="hl-keyword hl-control hl-c++">else</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            dy <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0.0</span>
            dx <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">cos</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x_angle</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
            dz <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">sin</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x_angle</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">else</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        dy <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0.0</span>
        dx <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0.0</span>
        dz <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0.0</span>
    <span class="hl-keyword hl-control hl-c++">return</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>dx<span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> dz<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">update</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">dt</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">process_queue</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    sector <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">sectorize</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> sector <span class="hl-keyword hl-operator hl-comparison hl-c">!=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sector</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">change_sectors</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sector</span><span class="hl-punctuation hl-separator hl-c++">,</span> sector</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sector</span> is None<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">process_entire_queue</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">sector</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> sector
    m <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">8</span>
    dt <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">min</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">dt<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0.2</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">for</span> _ in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">m</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">_update</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">dt <span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span> m</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">_update</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">dt</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> update()方法的私有实现.
    这是大部分运动逻辑存在的地方,还有重力和碰撞侦测

    参数列表
    ----------
    dt : 浮点数
        上次的时间变化.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    # 走路
    speed <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> FLYING_SPEED <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">flying</span> <span class="hl-keyword hl-control hl-c++">else</span> WALKING_SPEED
    d <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> dt <span class="hl-keyword hl-operator hl-c">*</span> speed # 距离覆盖<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dx</span><span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> dz <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_motion_vector</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    # 空间中的新坐标，在解释重力之前<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dx</span><span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> dz <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> dx <span class="hl-keyword hl-operator hl-c">*</span> d<span class="hl-punctuation hl-separator hl-c++">,</span> dy <span class="hl-keyword hl-operator hl-c">*</span> d<span class="hl-punctuation hl-separator hl-c++">,</span> dz <span class="hl-keyword hl-operator hl-c">*</span> d
    # 重力
    <span class="hl-keyword hl-control hl-c++">if</span> <span class="hl-keyword hl-operator hl-word hl-c++">not</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">flying</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        # 更新垂直速度<span class="hl-keyword hl-operator hl-ternary hl-c">:</span> 
        # 如果你正在下降<span class="hl-punctuation hl-separator hl-c++">,</span>加速直到你达到终端速度<span class="hl-punctuation hl-terminator hl-c++">;</span> 
        # 如果你正在跳跃，减速直到你开始下降
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> dt <span class="hl-keyword hl-operator hl-c">*</span> GRAVITY
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">max</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>TERMINAL_VELOCITY</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        dy <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">+=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-c">*</span> dt
    # 碰撞
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">collide</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dz<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> PLAYER_HEIGHT</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def <span class="hl-meta hl-function hl-c++"><span class="hl-entity hl-name hl-function hl-c++">collide</span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function hl-parameters hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-variable hl-parameter hl-c++">self</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-variable hl-parameter hl-c++">height</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 检查球员在给定的’位置’和’高度’
    是否与世界上任何块碰撞.

    参数列表
    ----------
    坐标 : tuple of len 3
        x,y,z坐标检查碰撞.
        高度: 整数类型或浮点数
        玩家的身高.

    返回值
    -------
    坐标 : tuple of len 3
        考虑到碰撞，玩家的新位置.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    # 多少重叠的一个周围的块的维度<span class="hl-punctuation hl-separator hl-c++">,</span>你需要计算为一个碰撞<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>    
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">如果0</span><span class="hl-punctuation hl-separator hl-c++">,</span>触及地形就算碰撞<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">如果是</span><span class="hl-constant hl-numeric hl-c">.49</span><span class="hl-punctuation hl-separator hl-c++">,</span>         
    # 你就会沉入地下<span class="hl-punctuation hl-separator hl-c++">,</span>就像穿过高高的草丛<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>         
    # <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">如果</span><span class="hl-keyword hl-operator hl-comparison hl-c">&gt;=</span><span class="hl-constant hl-numeric hl-c++">0.5</span><span class="hl-punctuation hl-separator hl-c++">,</span>你就会从地上掉下来
    pad <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0.25</span>
    p <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">list</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    np <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">normalize</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">position</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">for</span> face in FACES<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>  # 检查周围所有分区
        <span class="hl-keyword hl-control hl-c++">for</span> i in <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">xrange</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">3</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>  # 独立检查每个尺寸
            <span class="hl-keyword hl-control hl-c++">if</span> <span class="hl-keyword hl-operator hl-word hl-c++">not</span> face<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                <span class="hl-keyword hl-control hl-c++">continue</span>
            # 你和这个空间有多少交集<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
            <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">d</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>p<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> np<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span> face<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>
            <span class="hl-keyword hl-control hl-c++">if</span> d <span class="hl-punctuation hl-section hl-generic hl-begin hl-c++">&lt;</span> pad<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                <span class="hl-keyword hl-control hl-c++">continue</span>
            <span class="hl-keyword hl-control hl-c++">for</span> dy in xrange<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>height<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>  
                op <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> list<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>np<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
                op<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> dy
                op<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">+=</span> face<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>
                <span class="hl-keyword hl-control hl-c++">if</span> tuple<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>op<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-word hl-c++">not</span> in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                    <span class="hl-keyword hl-control hl-c++">continue</span>
                p<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>d <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> pad<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-c">*</span> face<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>i<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>
                <span class="hl-keyword hl-control hl-c++">if</span> face <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-word hl-c++">or</span> face <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                    # 你会碰到地面或天空<span class="hl-punctuation hl-separator hl-c++">,</span>所以停下来
                    # 下降<span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span>上升<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
                    <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">self</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0</span>
                <span class="hl-keyword hl-control hl-c++">break</span>
    <span class="hl-keyword hl-control hl-c++">return</span> tuple<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>p<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def on_mouse_press<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-separator hl-c++">,</span> x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> button<span class="hl-punctuation hl-separator hl-c++">,</span> modifiers<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 当鼠标按钮被按下时调用.
    参见 pyglet 文档中的按钮和修饰符映射.

    参数列表
    ----------
    x, y : 整数类型
        鼠标点击的坐标.如果鼠标被捕获,总是在屏幕的中心.
    button : 整数类型
        表示单击鼠标按钮的数字.
        1 = 左键,
        4 = 右键.
    modifiers : 整数类型
        数字表示单击鼠标按钮时所按的任何修改键.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">exclusive</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        vector <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_sight_vector</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        block<span class="hl-punctuation hl-separator hl-c++">,</span> previous <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">hit_test</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> vector</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        <span class="hl-keyword hl-control hl-c++">if</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>button <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> mouse<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">RIGHT</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-word hl-c++">or</span> \
                <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>button <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> mouse<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">LEFT</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-word hl-c++">and</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>modifiers <span class="hl-keyword hl-operator hl-c">&amp;</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">MOD_CTRL</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            # 在osx上<span class="hl-punctuation hl-separator hl-c++">,</span>控制<span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span>左键点击<span class="hl-keyword hl-operator hl-assignment hl-c">=</span>右键点击<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
            <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">if</span> previous<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">add_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">previous<span class="hl-punctuation hl-separator hl-c++">,</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">block</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        elif button <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> pyglet<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">window</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">mouse</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">LEFT</span> <span class="hl-keyword hl-operator hl-word hl-c++">and</span> block<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            texture <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>block<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>
            <span class="hl-keyword hl-control hl-c++">if</span> texture <span class="hl-keyword hl-operator hl-comparison hl-c">!=</span> STONE<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
                self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">remove_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">block</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    <span class="hl-keyword hl-control hl-c++">else</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">set_exclusive_mouse</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">True</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def on_mouse_motion<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-separator hl-c++">,</span> x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> dx<span class="hl-punctuation hl-separator hl-c++">,</span> dy<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 当玩家移动鼠标时调用.

    参数列表
    ----------
    x, y : 整数类型
        鼠标点击的坐标.如果
        鼠标被捕获,总是在屏幕的中心.
    dx, dy : 浮点数
        鼠标の运动.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">exclusive</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        m <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-constant hl-numeric hl-c++">0.15</span>
        x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">rotation</span>
        x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> x <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dx <span class="hl-keyword hl-operator hl-c">*</span> m<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-arithmetic hl-c">+</span> dy <span class="hl-keyword hl-operator hl-c">*</span> m
        y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> max<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">90</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">min</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">90</span><span class="hl-punctuation hl-separator hl-c++">,</span> y</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">rotation</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def on_key_press<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-separator hl-c++">,</span> symbol<span class="hl-punctuation hl-separator hl-c++">,</span> modifiers<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 当玩家按下一个键的时候调用,
    请查看pyglet文档中的按键映射.

    参数列表
    ----------
    symbol : 整数类型
        表示被按下的键的数字.
    modifiers : 整数类型
        表示任何被按下的修改键的数字.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">W</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">S</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">+=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">A</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">D</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">+=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">SPACE</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
            self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">dy</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> JUMP_SPEED
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">ESCAPE</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">set_exclusive_mouse</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">False</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">TAB</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">flying</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-keyword hl-operator hl-word hl-c++">not</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">flying</span>
    elif symbol in self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">num_keys</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        index <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>symbol <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">num_keys</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">%</span> len<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">inventory</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">block</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">inventory</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span>index<span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>

def on_key_release<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-separator hl-c++">,</span> symbol<span class="hl-punctuation hl-separator hl-c++">,</span> modifiers<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 当玩家释放时调用，请参阅pyglet文档中的密钥映射.

    参数列表
    ----------
    symbol : 整数类型
        表示被按下的键的数字.
    modifiers : 整数类型
        表示任何被按下的修改键的数字.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">W</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">+=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">S</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">A</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">+=</span> <span class="hl-constant hl-numeric hl-c++">1</span>
    elif symbol <span class="hl-keyword hl-operator hl-comparison hl-c">==</span> key<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">D</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">strafe</span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span> <span class="hl-keyword hl-operator hl-assignment hl-augmented hl-c">-=</span> <span class="hl-constant hl-numeric hl-c++">1</span>

def on_resize<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-separator hl-c++">,</span> width<span class="hl-punctuation hl-separator hl-c++">,</span> height<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 当窗口大小调整为新的width和height时调用.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    # 标签<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>好吧我本来不想翻译Label的<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">label</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">y</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> height <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span> <span class="hl-constant hl-numeric hl-c++">10</span>
    # 十字线
    <span class="hl-keyword hl-control hl-c++">if</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">reticle</span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">reticle</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">delete</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">width</span> <span class="hl-comment hl-line hl-double-slash hl-c"><span class="hl-punctuation hl-definition hl-comment hl-c">//</span> 2, self.height // 2

        n = 10
self.reticle = pyglet.graphics.vertex_list(4,
('v2i', (x - n, y, x + n, y, x, y - n, x, y + n))
)
def set_2d<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 配置opengl绘制二维图形.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    width<span class="hl-punctuation hl-separator hl-c++">,</span> height <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_size</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    glDisable<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_DEPTH_TEST<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    viewport <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_viewport_size</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    glViewport<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">max</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> viewport<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">max</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> viewport<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glMatrixMode<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_PROJECTION<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glLoadIdentity<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glOrtho<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">max</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> width</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">max</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> height</span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glMatrixMode<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_MODELVIEW<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glLoadIdentity<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def set_3d<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 配置opengl绘制三维图形.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    width<span class="hl-punctuation hl-separator hl-c++">,</span> height <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_size</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    glEnable<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_DEPTH_TEST<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    viewport <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_viewport_size</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    glViewport<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">max</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> viewport<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">max</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> viewport<span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glMatrixMode<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_PROJECTION<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glLoadIdentity<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    gluPerspective<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">65.0</span><span class="hl-punctuation hl-separator hl-c++">,</span> width <span class="hl-keyword hl-operator hl-arithmetic hl-c">/</span> <span class="hl-storage hl-type hl-c">float</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>height<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0.1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">60.0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glMatrixMode<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_MODELVIEW<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glLoadIdentity<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">rotation</span>
    glRotatef<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    glRotatef<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>y<span class="hl-punctuation hl-separator hl-c++">,</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">cos</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">sin</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">math<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">radians</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">x</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span>
    glTranslatef<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>y<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">-</span>z<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def on_draw<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 来画画.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">clear</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">set_3d</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    glColor3d<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">batch</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">draw</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">draw_focused_block</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">set_2d</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">draw_label</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">draw_reticle</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def draw_focused_block<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 画出黑色边缘的方块，目前是在十字线下.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    vector <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_sight_vector</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
    block <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">hit_test</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span><span class="hl-punctuation hl-separator hl-c++">,</span> vector</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-meta hl-brackets hl-c++"><span class="hl-punctuation hl-section hl-brackets hl-begin hl-c++">[</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-brackets hl-end hl-c++">]</span></span>
    <span class="hl-keyword hl-control hl-c++">if</span> block<span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
        x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> block
        vertex_data <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> cube_vertices<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0.51</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
        glColor3d<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
        glPolygonMode<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_FRONT_AND_BACK<span class="hl-punctuation hl-separator hl-c++">,</span> GL_LINE<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
        pyglet<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">graphics</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">draw</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-constant hl-numeric hl-c++">24</span><span class="hl-punctuation hl-separator hl-c++">,</span> GL_QUADS<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span>v3f/static<span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span><span class="hl-punctuation hl-separator hl-c++">,</span> vertex_data<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
        glPolygonMode<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_FRONT_AND_BACK<span class="hl-punctuation hl-separator hl-c++">,</span> GL_FILL<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def draw_label<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 在屏幕左上角绘制标签.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">position</span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">label</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">text</span> <span class="hl-keyword hl-operator hl-assignment hl-c">=</span> <span class="hl-string hl-quoted hl-single hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">'</span>%02d (%.2f, %.2f, %.2f) %d / %d<span class="hl-punctuation hl-definition hl-string hl-end hl-c">'</span></span> <span class="hl-keyword hl-operator hl-arithmetic hl-c">%</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>
        pyglet<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">clock</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">get_fps</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> x<span class="hl-punctuation hl-separator hl-c++">,</span> y<span class="hl-punctuation hl-separator hl-c++">,</span> z<span class="hl-punctuation hl-separator hl-c++">,</span>
        <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">len</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">_shown</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-function-call hl-c++"><span class="hl-variable hl-function hl-c++">len</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++">self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">model</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">world</span></span></span><span class="hl-meta hl-function-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">label</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">draw</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def draw_reticle<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>self<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-keyword hl-operator hl-ternary hl-c">:</span>
    <span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span> 在屏幕中央画准星.

    <span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
    glColor3d<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
    self<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-variable hl-other hl-readwrite hl-member hl-c++">reticle</span><span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span><span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">draw</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">GL_LINES</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>

def setup_fog():
""" 配置opengl雾属性.
<span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>
# enable fog<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span> <span class="hl-variable hl-other hl-readwrite hl-member hl-c++">雾将雾的颜色与每个栅格化像素片段的后纹理颜色混合</span>
glEnable<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_FOG<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
# 设置雾的颜色
glFogfv<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_FOG_COLOR<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GLfloat <span class="hl-keyword hl-operator hl-c">*</span> <span class="hl-constant hl-numeric hl-c++">4</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0.5</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0.69</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1.0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
# 我们对渲染速度和质量没有偏好<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
<span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">glHint</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">GL_FOG_HINT<span class="hl-punctuation hl-separator hl-c++">,</span> GL_DONT_CARE</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
# 指定用来计算混合因子的公式<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
<span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">glFogi</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">GL_FOG_MODE<span class="hl-punctuation hl-separator hl-c++">,</span> GL_LINEAR</span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
# 雾起始和结束的距离有多远，起始和结束的距离越近<span class="hl-punctuation hl-separator hl-c++">,</span>
# 浓度越大，雾区的雾越浓<span class="hl-punctuation hl-accessor hl-dot hl-c++">.</span>
<span class="hl-meta hl-method-call hl-c++"><span class="hl-variable hl-function hl-member hl-c++">glFogf</span><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++">GL_FOG_START<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">20.0</span></span></span><span class="hl-meta hl-method-call hl-c++"><span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span></span>
glFogf<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_FOG_END<span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">60.0</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def setup():
""" Basic OpenGL configuration.
<span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span><span class="hl-string hl-quoted hl-double hl-c"><span class="hl-punctuation hl-definition hl-string hl-begin hl-c">"</span><span class="hl-punctuation hl-definition hl-string hl-end hl-c">"</span></span>

glClearColor<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-constant hl-numeric hl-c++">0.5</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">0.69</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1.0</span><span class="hl-punctuation hl-separator hl-c++">,</span> <span class="hl-constant hl-numeric hl-c++">1</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

glEnable<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_CULL_FACE<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

glTexParameteri<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_TEXTURE_2D<span class="hl-punctuation hl-separator hl-c++">,</span> GL_TEXTURE_MIN_FILTER<span class="hl-punctuation hl-separator hl-c++">,</span> GL_NEAREST<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
glTexParameteri<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span>GL_TEXTURE_2D<span class="hl-punctuation hl-separator hl-c++">,</span> GL_TEXTURE_MAG_FILTER<span class="hl-punctuation hl-separator hl-c++">,</span> GL_NEAREST<span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>
setup_fog<span class="hl-meta hl-group hl-c++"><span class="hl-punctuation hl-section hl-group hl-begin hl-c++">(</span><span class="hl-punctuation hl-section hl-group hl-end hl-c++">)</span></span>

def main():
window = Window(width=800, height=600, caption='Pyglet', resizable=True)
# 隐藏鼠标光标并防止鼠标离开窗口.
window.set_exclusive_mouse(True)
setup()
pyglet.app.run()
if name == 'main':
main()