summaryrefslogtreecommitdiffstats
path: root/src/mesa/swrast/s_context.c
diff options
context:
space:
mode:
authorChia-I Wu <[email protected]>2010-01-12 11:25:02 +0800
committerChia-I Wu <[email protected]>2010-01-12 11:25:02 +0800
commit562c127693200822f04a145db50add1be2425d7b (patch)
tree9441774fb212b17ddf2a364f06abc43f166cc00b /src/mesa/swrast/s_context.c
parente5d351dcfde58777162552cf5cd2a9cd8299f4cd (diff)
parent077d6dd7508af88509dd0499c5dfbdaa186b4015 (diff)
Merge branch 'master' into opengl-es-v2
Conflicts: src/mesa/main/dd.h
Diffstat (limited to 'src/mesa/swrast/s_context.c')
-rw-r--r--src/mesa/swrast/s_context.c28
1 files changed, 23 insertions, 5 deletions
diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index abf00085651..f9092c215a7 100644
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -55,6 +55,7 @@ _swrast_update_rasterflags( GLcontext *ctx )
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
GLbitfield rasterMask = 0;
+ GLuint i;
if (ctx->Color.AlphaEnabled) rasterMask |= ALPHATEST_BIT;
if (ctx->Color.BlendEnabled) rasterMask |= BLEND_BIT;
@@ -63,8 +64,15 @@ _swrast_update_rasterflags( GLcontext *ctx )
if (ctx->Scissor.Enabled) rasterMask |= CLIP_BIT;
if (ctx->Stencil._Enabled) rasterMask |= STENCIL_BIT;
if (ctx->Visual.rgbMode) {
- const GLuint colorMask = *((GLuint *) &ctx->Color.ColorMask);
- if (colorMask != 0xffffffff) rasterMask |= MASKING_BIT;
+ for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
+ if (!ctx->Color.ColorMask[i][0] ||
+ !ctx->Color.ColorMask[i][1] ||
+ !ctx->Color.ColorMask[i][2] ||
+ !ctx->Color.ColorMask[i][3]) {
+ rasterMask |= MASKING_BIT;
+ break;
+ }
+ }
if (ctx->Color._LogicOpEnabled) rasterMask |= LOGIC_OP_BIT;
if (ctx->Texture._EnabledUnits) rasterMask |= TEXTURE_BIT;
}
@@ -92,13 +100,23 @@ _swrast_update_rasterflags( GLcontext *ctx )
/* more than one color buffer designated for writing (or zero buffers) */
rasterMask |= MULTI_DRAW_BIT;
}
- else if (ctx->Visual.rgbMode && *((GLuint *) ctx->Color.ColorMask) == 0) {
- rasterMask |= MULTI_DRAW_BIT; /* all RGBA channels disabled */
- }
else if (!ctx->Visual.rgbMode && ctx->Color.IndexMask==0) {
rasterMask |= MULTI_DRAW_BIT; /* all color index bits disabled */
}
+ if (ctx->Visual.rgbMode) {
+ for (i = 0; i < ctx->Const.MaxDrawBuffers; i++) {
+ if (ctx->Color.ColorMask[i][0] +
+ ctx->Color.ColorMask[i][1] +
+ ctx->Color.ColorMask[i][2] +
+ ctx->Color.ColorMask[i][3] == 0) {
+ rasterMask |= MULTI_DRAW_BIT; /* all RGBA channels disabled */
+ break;
+ }
+ }
+ }
+
+
if (ctx->FragmentProgram._Current) {
rasterMask |= FRAGPROG_BIT;
}