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【作品展示】

【作品介绍】

原贴

htt，ps://zifan.site/down/files/14/

素材是封面

下载：

http，s://zifan.site/down/down/14

记得把‘，’去掉。

操作，额...

end

【作品源代码】

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
from enum import Enum


TICKS_PER_SEC = 60

SIZEG = 5  

SECTOR_SIZE = 16

WALKING_SPEED = 4
FLYING_SPEED = 15

GRAVITY = 20.0
MAX_JUMP_HEIGHT = 1.125

JUMP_SPEED = math.sqrt(2 * GRAVITY * MAX_JUMP_HEIGHT)
TERMINAL_VELOCITY = 50

PLAYER_HEIGHT = 2

if sys.version_info[0] >= 3:
    xrange = range


class MAP_ENTRY_TYPE(Enum):
	MAP_EMPTY = 0,
	MAP_BLOCK = 1,


class WALL_DIRECTION(Enum):
	WALL_LEFT = 0,
	WALL_UP = 1,
	WALL_RIGHT = 2,
	WALL_DOWN = 3,


class Map():
	def __init__(self, width, height):
		self.width = width
		self.height = height
		self.map = [[0 for x in range(self.width)] for y in range(self.height)]

	def resetMap(self, value):
		for y in range(self.height):
			for x in range(self.width):
				self.setMap(x, y, value)

	def setMap(self, x, y, value):
		if value == MAP_ENTRY_TYPE.MAP_EMPTY:
			self.map[y][x] = 0
		elif value == MAP_ENTRY_TYPE.MAP_BLOCK:
			self.map[y][x] = 1

	def isVisited(self, x, y):
		return self.map[y][x] != 1


def checkAdjacentPos(map, x, y, width, height, checklist):
	directions = []
	if x > 0:
		if not map.isVisited(2*(x-1)+1, 2*y+1):
			directions.append(WALL_DIRECTION.WALL_LEFT)

	if y > 0:
		if not map.isVisited(2*x+1, 2*(y-1)+1):
			directions.append(WALL_DIRECTION.WALL_UP)

	if x < width - 1:
		if not map.isVisited(2*(x+1)+1, 2*y+1):
			directions.append(WALL_DIRECTION.WALL_RIGHT)

	if y < height - 1:
		if not map.isVisited(2*x+1, 2*(y+1)+1):
			directions.append(WALL_DIRECTION.WALL_DOWN)

	if len(directions):
		direction = random.choice(directions)
		if direction == WALL_DIRECTION.WALL_LEFT:
			map.setMap(2*(x-1)+1, 2*y+1, MAP_ENTRY_TYPE.MAP_EMPTY)
			map.setMap(2*x, 2*y+1, MAP_ENTRY_TYPE.MAP_EMPTY)
			checklist.append((x-1, y))
		elif direction == WALL_DIRECTION.WALL_UP:
			map.setMap(2*x+1, 2*(y-1)+1, MAP_ENTRY_TYPE.MAP_EMPTY)
			map.setMap(2*x+1, 2*y, MAP_ENTRY_TYPE.MAP_EMPTY)
			checklist.append((x, y-1))
		elif direction == WALL_DIRECTION.WALL_RIGHT:
			map.setMap(2*(x+1)+1, 2*y+1, MAP_ENTRY_TYPE.MAP_EMPTY)
			map.setMap(2*x+2, 2*y+1, MAP_ENTRY_TYPE.MAP_EMPTY)
			checklist.append((x+1, y))
		elif direction == WALL_DIRECTION.WALL_DOWN:
			map.setMap(2*x+1, 2*(y+1)+1, MAP_ENTRY_TYPE.MAP_EMPTY)
			map.setMap(2*x+1, 2*y+2, MAP_ENTRY_TYPE.MAP_EMPTY)
			checklist.append((x, y+1))
		return True
	else:
		return False


def randomPrim(map, width, height):
	checklist = []
	checklist.append((random.randint(0, width-1), random.randint(0, height-1)))
	while len(checklist):
		entry = random.choice(checklist)
		if not checkAdjacentPos(map, entry[0], entry[1], width, height, checklist):
			checklist.remove(entry)


def doRandomPrim(map):
	map.resetMap(MAP_ENTRY_TYPE.MAP_BLOCK)
	randomPrim(map, (map.width-1)//2, (map.height-1)//2)


def cube_vertices(x, y, z, 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):
    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):
    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((0, 0), (0, 0), (0, 0))
STONE = tex_coords((2, 1), (2, 1), (2, 1))
GREEN = tex_coords((0, 1), (0, 1), (0, 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):

    def __init__(self):
        self.batch = pyglet.graphics.Batch()
        self.group = TextureGroup(image.load(TEXTURE_PATH).get_texture())
        self.world = {}
        self.shown = {}
        self._shown = {}
        self.sectors = {}
        self.queue = deque()
        self._initialize()

    def _initialize(self):
        n = SIZEG
        s = 1
        y = 0
        for x in xrange(-n, n + 1, s):
            for z in xrange(-n, n + 1, s):
                self.add_block((x, y - 2, z), GRASS, immediate=False)
        map = Map(n*2+1, n*2+1)
        doRandomPrim(map)
        for row in xrange(len(map.map)):
            for entry in xrange(len(map.map[row])):
                if map.map[row][entry] == 1:
                    self.add_block((-n+row, -1, -n+entry),
                                   STONE, immediate=False)
                    self.add_block((-n+row, 0, -n+entry),
                                   STONE, immediate=False)
                    self.add_block((-n+row, 1, -n+entry),
                                   STONE, immediate=False)

    def hit_test(self, position, vector, max_distance=8):
        m = 8
        x, y, z = position
        dx, dy, dz = vector
        previous = None
        for _ in xrange(max_distance * m):
            key = normalize((x, y, z))
            if key != previous and key in self.world:
                return key, previous
            previous = key
            x, y, z = x + dx / m, y + dy / m, z + dz / m
        return None, None

    def exposed(self, position):
        x, y, z = position
        for dx, dy, dz in FACES:
            if (x + dx, y + dy, z + dz) not in self.world:
                return True
        return False

    def add_block(self, position, texture, immediate=True):
        if position in self.world:
            self.remove_block(position, immediate)
        self.world[position] = texture
        self.sectors.setdefault(sectorize(position), []).append(position)
        if immediate:
            if self.exposed(position):
                self.show_block(position)
            self.check_neighbors(position)

    def remove_block(self, position, immediate=True):
        del self.world[position]
        self.sectors[sectorize(position)].remove(position)
        if immediate:
            if position in self.shown:
                self.hide_block(position)
            self.check_neighbors(position)

    def check_neighbors(self, position):
        x, y, z = position
        for dx, dy, dz in FACES:
            key = (x + dx, y + dy, z + dz)
            if key not in self.world:
                continue
            if self.exposed(key):
                if key not in self.shown:
                    self.show_block(key)
            else:
                if key in self.shown:
                    self.hide_block(key)

    def show_block(self, position, immediate=True):
        texture = self.world[position]
        self.shown[position] = texture
        if immediate:
            self._show_block(position, texture)
        else:
            self._enqueue(self._show_block, position, texture)

    def _show_block(self, position, texture):
        x, y, z = position
        vertex_data = cube_vertices(x, y, z, 0.5)
        texture_data = list(texture)
        self._shown[position] = self.batch.add(24, GL_QUADS, self.group,
                                               ('v3f/static', vertex_data),
                                               ('t2f/static', texture_data))

    def hide_block(self, position, immediate=True):
        self.shown.pop(position)
        if immediate:
            self._hide_block(position)
        else:
            self._enqueue(self._hide_block, position)

    def _hide_block(self, position):
        self._shown.pop(position).delete()

    def show_sector(self, sector):
        for position in self.sectors.get(sector, []):
            if position not in self.shown and self.exposed(position):
                self.show_block(position, False)

    def hide_sector(self, sector):
        for position in self.sectors.get(sector, []):
            if position in self.shown:
                self.hide_block(position, False)

    def change_sectors(self, before, after):
        before_set = set()
        after_set = set()
        pad = 4
        for dx in xrange(-pad, pad + 1):
            for dy in [0]:
                for dz in xrange(-pad, pad + 1):
                    if dx ** 2 + dy ** 2 + dz ** 2 > (pad + 1) ** 2:
                        continue
                    if before:
                        x, y, z = before
                        before_set.add((x + dx, y + dy, z + dz))
                    if after:
                        x, y, z = after
                        after_set.add((x + dx, y + dy, z + dz))
        show = after_set - before_set
        hide = before_set - after_set
        for sector in show:
            self.show_sector(sector)
        for sector in hide:
            self.hide_sector(sector)

    def _enqueue(self, func, *args):
        self.queue.append((func, args))

    def _dequeue(self):
        func, args = self.queue.popleft()
        func(*args)

    def process_queue(self):
        start = time.perf_counter()
        while self.queue and time.perf_counter() - start < 1.0 / TICKS_PER_SEC:
            self._dequeue()

    def process_entire_queue(self):
        while self.queue:
            self._dequeue()


class Window(pyglet.window.Window):

    def __init__(self, *args, **kwargs):
        super(Window, self).__init__(*args, **kwargs)
        self.exclusive = False
        self.flying = False
        self.strafe = [0, 0]
        self.position = (0, 0, 0)
        self.rotation = (0, 0)
        self.sector = None
        self.reticle = None
        self.dy = 0
        self.num_keys = [
            key._1, key._2, key._3, key._4, key._5,
            key._6, key._7, key._8, key._9, key._0]
        self.model = Model()

        self.enderx = random.randint(-SIZEG, SIZEG)
        self.enderz = random.randint(-SIZEG, SIZEG)

        if (0, 0, 0) in self.model.world:
            self.model.remove_block((0, -1, 0), immediate=False)
            self.model.remove_block((0, 0, 0), immediate=False)
            self.model.remove_block((0, 1, 0), immediate=False)
        if (self.enderx, 0, self.enderz) in self.model.world:
            self.model.remove_block(
                (self.enderx, -1, self.enderz), immediate=False)
            self.model.remove_block(
                (self.enderx, 0, self.enderz), immediate=False)
            self.model.remove_block(
                (self.enderx, 1, self.enderz), immediate=False)
        self.model.add_block((self.enderx, -1, self.enderz),
                             GREEN, immediate=False)
        self.label = pyglet.text.Label('', font_name='Arial', font_size=18,
                                       x=10, y=self.height - 10, anchor_x='left', anchor_y='top',
                                       color=(0, 0, 0, 255))
        pyglet.clock.schedule_interval(self.update, 1.0 / TICKS_PER_SEC)

    def set_exclusive_mouse(self, exclusive):
        super(Window, self).set_exclusive_mouse(exclusive)
        self.exclusive = exclusive

    def get_sight_vector(self):
        x, y = self.rotation
        m = math.cos(math.radians(y))
        dy = math.sin(math.radians(y))
        dx = math.cos(math.radians(x - 90)) * m
        dz = math.sin(math.radians(x - 90)) * m
        return (dx, dy, dz)

    def get_motion_vector(self):
        if any(self.strafe):
            x, y = self.rotation
            strafe = math.degrees(math.atan2(*self.strafe))
            y_angle = math.radians(y)
            x_angle = math.radians(x + strafe)
            if self.flying:
                m = math.cos(y_angle)
                dy = math.sin(y_angle)
                if self.strafe[1]:
                    dy = 0.0
                    m = 1
                if self.strafe[0] > 0:
                    dy *= -1
                dx = math.cos(x_angle) * m
                dz = math.sin(x_angle) * m
            else:
                dy = 0.0
                dx = math.cos(x_angle)
                dz = math.sin(x_angle)
        else:
            dy = 0.0
            dx = 0.0
            dz = 0.0
        return (dx, dy, dz)

    def update(self, dt):
        self.model.process_queue()
        sector = sectorize(self.position)
        if sector != self.sector:
            self.model.change_sectors(self.sector, sector)
            if self.sector is None:
                self.model.process_entire_queue()
            self.sector = sector
        m = 8
        dt = min(dt, 0.2)
        for _ in xrange(m):
            self._update(dt / m)

    def _update(self, dt):
        speed = FLYING_SPEED if self.flying else WALKING_SPEED
        d = dt * speed
        dx, dy, dz = self.get_motion_vector()
        dx, dy, dz = dx * d, dy * d, dz * d
        if not self.flying:
            self.dy -= dt * GRAVITY
            self.dy = max(self.dy, -TERMINAL_VELOCITY)
            dy += self.dy * dt
        x, y, z = self.position
        x, y, z = self.collide((x + dx, y + dy, z + dz), PLAYER_HEIGHT)
        self.position = (x, y, z)

    def collide(self, position, height):
        pad = 0.25
        p = list(position)
        np = normalize(position)
        for face in FACES:  # check all surrounding blocks
            for i in xrange(3):  # check each dimension independently
                if not face[i]:
                    continue
                d = (p[i] - np[i]) * face[i]
                if d < pad:
                    continue
                for dy in xrange(height):  # check each height
                    op = list(np)
                    op[1] -= dy
                    op[i] += face[i]
                    if tuple(op) not in self.model.world:
                        continue
                    p[i] -= (d - pad) * face[i]
                    if face == (0, -1, 0) or face == (0, 1, 0):
                        self.dy = 0
                    break
        return tuple(p)

    def on_mouse_press(self, x, y, button, modifiers):
        if self.exclusive:
            vector = self.get_sight_vector()
            block, previous = self.model.hit_test(self.position, vector)
            if button == pyglet.window.mouse.LEFT and block:
                texture = self.model.world[block]
                if texture == GREEN:
                    self.label.text = "你赢了!"
                    self.flying = True
        else:
            self.set_exclusive_mouse(True)

    def on_mouse_motion(self, x, y, dx, dy):
        if self.exclusive:
            m = 0.15
            x, y = self.rotation
            x, y = x + dx * m, y + dy * m
            y = max(-90, min(90, y))
            self.rotation = (x, y)

    def on_key_press(self, symbol, modifiers):
        if symbol == key.W:
            self.strafe[0] -= 1
        elif symbol == key.S:
            self.strafe[0] += 1
        elif symbol == key.A:
            self.strafe[1] -= 1
        elif symbol == key.D:
            self.strafe[1] += 1
        elif symbol == key.SPACE:
            if self.dy == 0:
                self.dy = JUMP_SPEED
        elif symbol == key.ESCAPE:
            self.set_exclusive_mouse(False)

    def on_key_release(self, symbol, modifiers):
        if symbol == key.W:
            self.strafe[0] += 1
        elif symbol == key.S:
            self.strafe[0] -= 1
        elif symbol == key.A:
            self.strafe[1] += 1
        elif symbol == key.D:
            self.strafe[1] -= 1

    def on_resize(self, width, height):
        self.label.y = height - 10
        if self.reticle:
            self.reticle.delete()
        x, y = self.width // 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(self):
        width, height = self.get_size()
        glDisable(GL_DEPTH_TEST)
        viewport = self.get_viewport_size()
        glViewport(0, 0, max(1, viewport[0]), max(1, viewport[1]))
        glMatrixMode(GL_PROJECTION)
        glLoadIdentity()
        glOrtho(0, max(1, width), 0, max(1, height), -1, 1)
        glMatrixMode(GL_MODELVIEW)
        glLoadIdentity()

    def set_3d(self):
        width, height = self.get_size()
        glEnable(GL_DEPTH_TEST)
        viewport = self.get_viewport_size()
        glViewport(0, 0, max(1, viewport[0]), max(1, viewport[1]))
        glMatrixMode(GL_PROJECTION)
        glLoadIdentity()
        gluPerspective(65.0, width / float(height), 0.1, 60.0)
        glMatrixMode(GL_MODELVIEW)
        glLoadIdentity()
        x, y = self.rotation
        glRotatef(x, 0, 1, 0)
        glRotatef(-y, math.cos(math.radians(x)), 0, math.sin(math.radians(x)))
        x, y, z = self.position
        glTranslatef(-x, -y, -z)

    def on_draw(self):
        self.clear()
        self.set_3d()
        glColor3d(1, 1, 1)
        self.model.batch.draw()
        self.draw_focused_block()
        self.set_2d()
        self.draw_label()
        self.draw_reticle()

    def draw_focused_block(self):
        vector = self.get_sight_vector()
        block = self.model.hit_test(self.position, vector)[0]
        if block:
            x, y, z = block
            vertex_data = cube_vertices(x, y, z, 0.51)
            glColor3d(0, 0, 0)
            glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
            pyglet.graphics.draw(24, GL_QUADS, ('v3f/static', vertex_data))
            glPolygonMode(GL_FRONT_AND_BACK, GL_FILL)

    def draw_label(self):
        x, y, z = self.position
        if self.label.text != "你赢了!":
            self.label.text = '当前坐标:(%.1f, %.1f), 目标:(%.1f, %.1f)' % (
                x, z, self.enderx, self.enderz)
        self.label.draw()

    def draw_reticle(self):
        glColor3d(0, 0, 0)
        self.reticle.draw(GL_LINES)


def setup_fog():
    glEnable(GL_FOG)
    glFogfv(GL_FOG_COLOR, (GLfloat * 4)(1.0, 1.0, 0.8, 1))
    glHint(GL_FOG_HINT, GL_DONT_CARE)
    glFogi(GL_FOG_MODE, GL_LINEAR)
    glFogf(GL_FOG_START, 30.0)
    glFogf(GL_FOG_END, 60.0)


def setup():
    glClearColor(1.0, 1.0, 0.8, 1)
    glEnable(GL_CULL_FACE)
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST)
    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST)
    setup_fog()


def main():
    window = Window(width=800, height=600,
                    caption='Zifan-Python-Maze', resizable=True)
    window.set_exclusive_mouse(True)
    setup()
    pyglet.app.run()


if __name__ == '__main__':
    main()

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