Source Blending Values
When a drawing engine's transparency blending function is set to the valuekQABlend_OpenGL, the state variablekQATagGL_BlendSrcmust be set to a value to indicate the red, green, blue, and alpha source blending factors. You can use these constants to define the source blending factors.
#define kQAGL_SourceBlend_XXX 0Constant descriptions
kQAGL_SourceBlend_XXX- [To be supplied.]