[PyOpenGL-Users] FBOs

[Alejandro S. <as...@gm...>]

import pygame
from OpenGL.GL import *
from OpenGL.GL.framebufferobjects import *
import os

scr = pygame.display.set_mode((100,100), pygame.OPENGL)
glClearColor(0.0,0.0,0.0,0.0)
glClear(GL_COLOR_BUFFER_BIT)
pygame.display.flip()

print "Renderer:"
print glGetString(GL_VERSION), glGetString(GL_RENDERER)
print os.uname()

tex_id = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, tex_id)
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, 512, 512, 0, GL_RGB, GL_UNSIGNED_INT, None)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE)

fbo_id = glGenFramebuffersEXT(1)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fbo_id)
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, tex_id, 0)

assert (glCheckFramebufferStatusEXT(GL_COLOR_ATTACHMENT0_EXT) == GL_FRAMEBUFFER_STATUS_COMPLETE_EXT), "FBO creation failed!"