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swrast: fix color masking for glAccum(GL_RETURN) 

Should fix fdo bug 25837.
This commit is contained in:
Brian Paul 2010-01-07 09:43:08 -07:00
parent fa47eff55b
commit b841c2756e
1 changed files with 4 additions and 4 deletions
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8
src/mesa/swrast/s_accum.c
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@ -436,10 +436,6 @@ accum_return(GLcontext *ctx, GLfloat value,
struct gl_renderbuffer *accumRb = fb->Attachment[BUFFER_ACCUM].Renderbuffer;
const GLboolean directAccess
= (accumRb->GetPointer(ctx, accumRb, 0, 0) != NULL);
const GLboolean masking = (!ctx->Color.ColorMask[RCOMP] ||
!ctx->Color.ColorMask[GCOMP] ||
!ctx->Color.ColorMask[BCOMP] ||
!ctx->Color.ColorMask[ACOMP]);
static GLchan multTable[32768];
static GLfloat prevMult = 0.0;
@ -527,6 +523,10 @@ accum_return(GLcontext *ctx, GLfloat value,
/* store colors */
for (buffer = 0; buffer < fb->_NumColorDrawBuffers; buffer++) {
struct gl_renderbuffer *rb = fb->_ColorDrawBuffers[buffer];
const GLboolean masking = (!ctx->Color.ColorMask[buffer][RCOMP] ||
!ctx->Color.ColorMask[buffer][GCOMP] ||
!ctx->Color.ColorMask[buffer][BCOMP] ||
!ctx->Color.ColorMask[buffer][ACOMP]);
if (masking) {
_swrast_mask_rgba_span(ctx, rb, &span, buffer);
}