cantyonion/LXCsGame
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fix gravity simulation bug

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This commit is contained in:
Jeffrey Hsu 2025-02-01 11:21:20 +08:00
parent 3ef79886ec
commit 40fa44f936
2 changed files with 20 additions and 13 deletions
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5
main.py
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@ -31,7 +31,6 @@ while running:
player.put_block(bx, by) player.put_block(bx, by)
elif event.button == 3: # 右键拆除方块 elif event.button == 3: # 右键拆除方块
player.put_block(bx, by, 'delete') player.put_block(bx, by, 'delete')
player.on_ground = False # 不完美解决方法，挖方块时更新状态
elif event.type == pygame.KEYDOWN: elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_1: if event.key == pygame.K_1:
player.select_block(GrassBlock) player.select_block(GrassBlock)
@ -61,12 +60,8 @@ while running:
player.move(0, player.velocity) player.move(0, player.velocity)
# 绘制世界 # 绘制世界
screen.fill(COLORS["air"])
for row in world: for row in world:
for block in row: for block in row:
if block.id == "air":
continue
rect = pygame.Rect(block.x * BLOCK_SIZE, block.y * BLOCK_SIZE, BLOCK_SIZE, BLOCK_SIZE) rect = pygame.Rect(block.x * BLOCK_SIZE, block.y * BLOCK_SIZE, BLOCK_SIZE, BLOCK_SIZE)
pygame.draw.rect(screen, block.color, rect) pygame.draw.rect(screen, block.color, rect)

28
module/player.py
View File

@ -18,8 +18,7 @@ class Player:
def move(self, dx: float, dy: float): def move(self, dx: float, dy: float):
# 仅需检测玩家当前区块的上下左右的方块是否有碰撞体积 # 仅需检测玩家当前区块的上下左右的方块是否有碰撞体积
block_x_idx = int(self.x) // BLOCK_SIZE block_x_idx, block_y_idx = self.get_pixel_idx()
block_y_idx = int(self.y) // BLOCK_SIZE
top_block = self.world[block_x_idx][block_y_idx - 1] if block_y_idx > 0 else None top_block = self.world[block_x_idx][block_y_idx - 1] if block_y_idx > 0 else None
bottom_block = self.world[block_x_idx][block_y_idx + 1] if block_y_idx < HEIGHT // 20 - 1 else None bottom_block = self.world[block_x_idx][block_y_idx + 1] if block_y_idx < HEIGHT // 20 - 1 else None
@ -31,7 +30,6 @@ class Player:
if dy > 0 and bottom_block is not None and bottom_block.collision: if dy > 0 and bottom_block is not None and bottom_block.collision:
if bottom_block.check_collision(self): if bottom_block.check_collision(self):
new_y = bottom_block.get_collision_surface()[0] - 10 new_y = bottom_block.get_collision_surface()[0] - 10
self.on_ground = True
else: else:
new_y = self.y + dy new_y = self.y + dy
# 向上移动时且上面方块有碰撞体积，与下表面碰撞 # 向上移动时且上面方块有碰撞体积，与下表面碰撞
@ -79,12 +77,26 @@ class Player:
pass pass
def draw(self, screen: pygame.Surface): def draw(self, screen: pygame.Surface):
pygame.draw.circle(screen, COLORS["player"], (self.x, self.y), PLAYER_SIZE // 2)
self.move(0, 0) self.move(0, 0)
# 绘制玩家所在区块颜色
if OPTIONS['debug']:
block_x = int(self.x) // BLOCK_SIZE * BLOCK_SIZE
block_y = int(self.y) // BLOCK_SIZE * BLOCK_SIZE
# 重力检测
block_x_idx, block_y_idx = self.get_pixel_idx()
bottom_block = self.world[block_x_idx][block_y_idx + 1] if block_y_idx < HEIGHT // 20 - 1 else None
if bottom_block and bottom_block.collision and bottom_block.check_collision(self):
self.on_ground = True
else:
self.on_ground = False
pygame.draw.circle(screen, COLORS["player"], (self.x, self.y), PLAYER_SIZE // 2)
if OPTIONS['debug']:
block_x = block_x_idx * BLOCK_SIZE
block_y = block_y_idx * BLOCK_SIZE
# 绘制玩家所在区块颜色
rect = pygame.Rect(block_x, block_y, BLOCK_SIZE, BLOCK_SIZE) rect = pygame.Rect(block_x, block_y, BLOCK_SIZE, BLOCK_SIZE)
pygame.draw.rect(screen, '#ffd5004d', rect) pygame.draw.rect(screen, '#ffd5004d', rect)
def get_pixel_idx(self) -> tuple[int, int]:
return int(self.x) // BLOCK_SIZE, int(self.y) // BLOCK_SIZE