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Use pygame subsurfaces #1

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e4e55f3
use Surface.subsurface
May 12, 2021
8dca4e5
Surface.set_colorkey only on parent surface
May 12, 2021
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12 changes: 6 additions & 6 deletions sprite_tutorial/sprites.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,11 +15,11 @@
BG = (50, 50, 50)
BLACK = (0, 0, 0)


frame_0 = sprite_sheet.get_image(0, 24, 24, 3, BLACK)
frame_1 = sprite_sheet.get_image(1, 24, 24, 3, BLACK)
frame_2 = sprite_sheet.get_image(2, 24, 24, 3, BLACK)
frame_3 = sprite_sheet.get_image(3, 24, 24, 3, BLACK)
sprite_sheet_image.set_colorkey(BLACK)
frame_0 = sprite_sheet.get_image(0, 24, 24, 3)
frame_1 = sprite_sheet.get_image(1, 24, 24, 3)
frame_2 = sprite_sheet.get_image(2, 24, 24, 3)
frame_3 = sprite_sheet.get_image(3, 24, 24, 3)

run = True
while run:
Expand All @@ -40,4 +40,4 @@

pygame.display.update()

pygame.quit()
pygame.quit()
8 changes: 3 additions & 5 deletions sprite_tutorial/spritesheet.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,10 +4,8 @@ class SpriteSheet():
def __init__(self, image):
self.sheet = image

def get_image(self, frame, width, height, scale, colour):
image = pygame.Surface((width, height)).convert_alpha()
image.blit(self.sheet, (0, 0), ((frame * width), 0, width, height))
def get_image(self, frame, width, height, scale):
image = self.sheet.subsurface((frame * width, 0, width, height))
image = pygame.transform.scale(image, (width * scale, height * scale))
image.set_colorkey(colour)

return image
return image