课程目标
手把手教你从零开始使用Python编写大型冒险类游戏,通过本教程的学习大家可以熟练应用Python知识,提高编程思维,掌握大型游戏开发技巧,干货满满,良心制作。为普及国内Python的学习尽一份微薄之力,让更多的朋友体会到编程的乐趣。
视频教程地址
预备知识
本节代码:
import pygame
import sys
class Box:
def __init__(self, pos, size, color):
self.x = pos[0]
self.y = pos[1]
self.w = size[0]
self.h = size[1]
self.color = color
def rect(self):
return (self.x, self.y, self.w, self.h)
class PlayerBox:
def __init__(self, box, direction, speed, max_speed):
self.box = box
self.direction = direction
self.speed = speed
self.max_speed = max_speed
def set_moving_in_dir(self, direction):
self.direction = direction
self.speed = self.max_speed
def set_not_moving(self):
self.speed = 0
class Direction:
LEFT = 1
RIGHT = 2
UP = 3
DOWN = 4
def render_box(screen, box):
pygame.draw.rect(screen, box.color, box.rect())
def ranges_overlap(a_min, a_max, b_min, b_max):
return (a_min <= b_max) and (b_min <= a_max)
def rects_intersect(r1, r2):
return ranges_overlap(r1.x, r1.x + r1.w, r2.x, r2.x + r2.w) and ranges_overlap(r1.y, r1.y + r1.h, r2.y, r2.y + r2.h)
BG_COLOR = (200,200,200)
PLAYER_COLOR = (200,100,100)
SCREEN_SIZE = (800,600)
PLAYER_SPEED = 9
PLAYER_SIZE = (50, 50)
PLAYER_START_POS = (100, 100)
pygame.init()
screen = pygame.display.set_mode(SCREEN_SIZE)
player = PlayerBox(Box(PLAYER_START_POS, PLAYER_SIZE, PLAYER_COLOR), Direction.RIGHT, 0, PLAYER_SPEED)
food_boxes = [Box((150, 350), (30, 30), (50, 50, 100)), Box((250, 300), (30, 30), (50, 100, 50))]
clock = pygame.time.Clock()
FPS=30
while(True):
clock.tick(FPS)
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
player.set_moving_in_dir(Direction.LEFT)
elif event.key == pygame.K_RIGHT:
player.set_moving_in_dir(Direction.RIGHT)
elif event.key == pygame.K_UP:
player.set_moving_in_dir(Direction.UP)
elif event.key == pygame.K_DOWN:
player.set_moving_in_dir(Direction.DOWN)
if event.type == pygame.KEYUP:
player.set_not_moving()
if player.direction == Direction.LEFT:
player.box.x = max(player.box.x - player.speed, 0)
elif player.direction == Direction.RIGHT:
player.box.x = min(player.box.x + player.speed, SCREEN_SIZE[0] - player.box.w)
elif player.direction == Direction.UP:
player.box.y = max(player.box.y - player.speed, 0)
elif player.direction == Direction.DOWN:
player.box.y = min(player.box.y + player.speed, SCREEN_SIZE[1] - player.box.h)
food_boxes_to_delete = []
for box in food_boxes:
if rects_intersect(player.box, box):
food_boxes_to_delete.append(box)
# TODO: Reward for eating food
food_boxes = [b for b in food_boxes if b not in food_boxes_to_delete]
screen.fill(BG_COLOR)
render_box(screen, player.box)
for box in food_boxes:
render_box(screen, box)
pygame.display.update()
请先登陆 或 注册