/**
* Called via swrast->BlendFunc. Examine GL state to choose a blending
* function, then call it.
*/
static void
_swrast_validate_blend_func(struct gl_context *ctx, GLuint n, const GLubyte mask[],
GLvoid *src, const GLvoid *dst,
GLenum chanType )
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
_swrast_validate_derived( ctx ); /* why is this needed? */
_swrast_choose_blend_func( ctx, chanType );
swrast->BlendFunc( ctx, n, mask, src, dst, chanType );
}
/**
* Called via swrast->BlendFunc. Examine GL state to choose a blending
* function, then call it.
*/
static void _ASMAPI
_swrast_validate_blend_func( GLcontext *ctx, GLuint n,
const GLubyte mask[],
GLchan src[][4],
CONST GLchan dst[][4] )
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
_swrast_validate_derived( ctx );
_swrast_choose_blend_func( ctx );
swrast->BlendFunc( ctx, n, mask, src, dst );
}