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comparison pytouhou/opengl/texture.py @ 14:07a7f28c8aaa

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Minor refactoring
author Thibaut Girka <thib@sitedethib.com>
date Fri, 05 Aug 2011 14:54:32 +0200
parents
children 07fba4e1da65
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13:58bc264aba38 14:07a7f28c8aaa
1 import pygame
2 import os
3 from io import BytesIO
4
5 import OpenGL
6 OpenGL.FORWARD_COMPATIBLE_ONLY = True
7 from OpenGL.GL import *
8 from OpenGL.GLU import *
9
10
11 def load_texture(archive, anim):
12 image_file = BytesIO(archive.extract(os.path.basename(anim.first_name)))
13 textureSurface = pygame.image.load(image_file).convert_alpha()
14
15 if anim.secondary_name:
16 alpha_image_file = BytesIO(archive.extract(os.path.basename(anim.secondary_name)))
17 alphaSurface = pygame.image.load(alpha_image_file)
18 assert textureSurface.get_size() == alphaSurface.get_size()
19 for x in range(alphaSurface.get_width()):
20 for y in range(alphaSurface.get_height()):
21 r, g, b, a = textureSurface.get_at((x, y))
22 color2 = alphaSurface.get_at((x, y))
23 textureSurface.set_at((x, y), (r, g, b, color2[0]))
24
25 textureData = pygame.image.tostring(textureSurface, 'RGBA', 1)
26
27 width = textureSurface.get_width()
28 height = textureSurface.get_height()
29
30 texture = glGenTextures(1)
31 glBindTexture(GL_TEXTURE_2D, texture)
32
33 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA,
34 GL_UNSIGNED_BYTE, textureData)
35
36 return texture, width, height
37