質問編集履歴
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問題点が変わった
test
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pygame.sprite.spritecollide
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pygame.sprite.spritecollideを使ってスプライトの当たり判定をつけたい
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test
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### 前提・実現したいこと
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pythonのpygameを使ってスプライトの当たり判定をつけたいのです。
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pythonのpygame.sprite.spritecollideを使ってスプライトの当たり判定をつけたいのです。
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上からくるスプライト(human)と下からくるスプライト(
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上からくるスプライト(human)と下からくるスプライト(human)が接触したらhumanの進む方向を逆にしたいです。
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### 発生している問題・エラーメッセージ
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スプライトが初期位置から動かない。vyの正負が交互に変わっているためだと思う。原因としてはpygame.sprite.spritecollideがスタート時から当たり判定が出ているためと思われる。
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当たり判定を正しく機能させたい。
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### 該当のソースコード
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```python
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import pygame
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from pygame.locals import *
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import sys
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SCR_RECT = Rect(0, 0, 600, 500)
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class Player(pygame.sprite.Sprite):
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def __init__(self, filename, x, y, vx, vy):
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pygame.sprite.
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pygame.sprite.Sprite.__init__(self,self.containers)
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self.image = pygame.image.load(filename).convert_alpha()
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width = self.image.get_width()
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height = self.image.get_height()
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self.rect = Rect(x, y, width, height)
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self.vx = vx
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self.vy = vy
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self.x=x
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self.y=y
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def update(self):
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self.rect.move_ip(self.vx,self.vy)
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pressed_key = pygame.key.get_pressed()
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if pressed_key[K_LEFT]:
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self.rect.move_ip(-2, 0)
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self.x=self.x-2
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if pressed_key[K_RIGHT]:
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self.rect.move_ip(2, 0)
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self.x=self.x+2
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if pressed_key[K_UP]:
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self.rect.move_ip(0, -2)
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self.y=self.y-2
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if pressed_key[K_DOWN]:
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self.rect.move_ip(0, 2)
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self.y=self.y+2
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def draw(self, screen):
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screen.blit(self.image, self.rect)
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class Human(pygame.sprite.Sprite):
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def __init__(self, filename, x, y, vx, vy,blocks):
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pygame.sprite.Sprite.__init__(self,self.containers)
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self.image = pygame.image.load(filename).convert_alpha()
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width = self.image.get_width()
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height = self.image.get_height()
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self.blocks=blocks
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self.rect = Rect(x, y, width, height)
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self.vx = vx
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self.vy = vy
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def update(self):
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self.rect.move_ip(self.vx, self.vy)
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blocks_collided = pygame.sprite.spritecollide(self, self.blocks ,False)
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if blocks_collided:
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self.vy=-self.vy
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def draw(self, screen):
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screen.blit(self.image, self.rect)
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def main():
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pygame.init()
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screen = pygame.display.set_mode(SCR_RECT.size)
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pygame.display.set_caption(u"スプライトの使い方")
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# スプライトグループの作成
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group = pygame.sprite.RenderUpdates()
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blocks=pygame.sprite.Group()
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# スプライトの追加
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Player.containers=group
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Human.containers=group,blocks
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# スプライトを作成
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for i in range(5):
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Human("image/human.png", 300+(60*i), 0, 0, 1,blocks)
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Human("image/human.png", 330+(60*i), 300, 0, -1,blocks)
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Player("image/player.png", 300, 400, 0, 0)
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clock = pygame.time.Clock()
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while True:
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clock.tick(60) # 60fps
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screen.fill((255,255,255))
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# スプライトグループを更新
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group.update()
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# スプライトを描画
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group.draw(screen)
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pygame.display.update()
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for event in pygame.event.get():
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if event.type == QUIT:
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pygame.quit()
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sys.exit()
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if event.type == KEYDOWN: # キーを押したとき
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if event.key == K_ESCAPE: # Escキーが押されたとき
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pygame.quit()
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sys.exit()
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if __name__ == "__main__":
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main()
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```
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NameError Traceback (most recent call last)
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<ipython-input-1-05ff0019ad46> in <module>()
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70 if __name__ == "__main__":
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---> 71 main()
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<ipython-input-1-05ff0019ad46> in main()
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54 screen.fill((255,255,255))
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55 # スプライトグループを更新
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---> 56 group.update()
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57 # スプライトを描画
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58 group.draw(screen)
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~\Anaconda3\lib\site-packages\pygame\sprite.py in update(self, *args)
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460 """
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461 for s in self.sprites():
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--> 462 s.update(*args)
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464 def draw(self, surface):
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<ipython-input-1-05ff0019ad46> in update(self)
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32 def update(self):
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33 self.rect.move_ip(self.vx, self.vy)
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---> 34 if pygame.sprite.spritecollideany(human, group):
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35 self.vy=-self.vy
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36 def draw(self, screen):
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NameError: name 'human' is not defined
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```
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### 該当のソースコード
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```python
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import pygame
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from pygame.locals import *
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import sys
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SCR_RECT = Rect(0, 0, 600, 500)
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class Player(pygame.sprite.Sprite):
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def __init__(self, filename, x, y, vx, vy):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load(filename).convert_alpha()
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width = self.image.get_width()
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height = self.image.get_height()
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self.rect = Rect(x, y, width, height)
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self.vx = vx
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self.vy = vy
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def update(self):
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self.rect.move_ip(self.vx,self.vy)
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def draw(self, screen):
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screen.blit(self.image, self.rect)
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class Human(pygame.sprite.Sprite):
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def __init__(self, filename, x, y, vx, vy):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load(filename).convert_alpha()
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width = self.image.get_width()
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height = self.image.get_height()
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self.rect = Rect(x, y, width, height)
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self.vx = vx
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self.vy = vy
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def update(self):
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self.rect.move_ip(self.vx, self.vy)
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if pygame.sprite.spritecollideany(human, group):
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self.vy=-self.vy
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def draw(self, screen):
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screen.blit(self.image, self.rect)
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def main():
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pygame.init()
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screen = pygame.display.set_mode(SCR_RECT.size)
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pygame.display.set_caption(u"スプライトの使い方")
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# スプライトを作成
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player=Player("image/player.png", 300, 500, 0, -1)
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human = Human("image/human.png", 300, 0, 0, 1)
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# スプライトグループの作成
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group = pygame.sprite.RenderUpdates()
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# スプライトの追加
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group.add(player)
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group.add(human)
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clock = pygame.time.Clock()
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while True:
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clock.tick(60) # 60fps
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screen.fill((255,255,255))
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# スプライトグループを更新
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-
|
|
191
|
-
group.update()
|
|
192
|
-
|
|
193
|
-
# スプライトを描画
|
|
194
|
-
|
|
195
|
-
group.draw(screen)
|
|
196
|
-
|
|
197
|
-
pygame.display.update()
|
|
198
|
-
|
|
199
|
-
|
|
200
|
-
|
|
201
|
-
for event in pygame.event.get():
|
|
202
|
-
|
|
203
|
-
if event.type == QUIT:
|
|
204
|
-
|
|
205
|
-
pygame.quit()
|
|
206
|
-
|
|
207
|
-
sys.exit()
|
|
208
|
-
|
|
209
|
-
if event.type == KEYDOWN: # キーを押したとき
|
|
210
|
-
|
|
211
|
-
if event.key == K_ESCAPE: # Escキーが押されたとき
|
|
212
|
-
|
|
213
|
-
pygame.quit()
|
|
214
|
-
|
|
215
|
-
sys.exit()
|
|
216
|
-
|
|
217
|
-
|
|
218
|
-
|
|
219
|
-
if __name__ == "__main__":
|
|
220
|
-
|
|
221
|
-
main()
|
|
222
|
-
|
|
223
|
-
```
|
|
224
|
-
|
|
225
203
|
|
|
226
204
|
|
|
227
205
|
### 試したこと
|