return NULL;
}
+ printf("created a new texture for %dx%d: %d\n", width, height, tex);
glBindTexture( GL_TEXTURE_2D, tex );
glTexImage2D( GL_TEXTURE_2D, 0, internal_format, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL );
glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE );