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Diffstat (limited to 'src/mesa/tnl/t_vb_program.c')
-rw-r--r--src/mesa/tnl/t_vb_program.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/src/mesa/tnl/t_vb_program.c b/src/mesa/tnl/t_vb_program.c
index c10a27614ff..15a8a67b91c 100644
--- a/src/mesa/tnl/t_vb_program.c
+++ b/src/mesa/tnl/t_vb_program.c
@@ -329,7 +329,7 @@ run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
/* make list of outputs to save some time below */
numOutputs = 0;
for (i = 0; i < VERT_RESULT_MAX; i++) {
- if (program->Base.OutputsWritten & (1 << i)) {
+ if (program->Base.OutputsWritten & BITFIELD64_BIT(i)) {
outputs[numOutputs++] = i;
}
}
@@ -390,6 +390,13 @@ run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
#endif
COPY_4V(store->results[attr].data[i], machine.Outputs[attr]);
}
+
+ /* FOGC is a special case. Fragment shader expects (f,0,0,1) */
+ if (program->Base.OutputsWritten & BITFIELD64_BIT(VERT_RESULT_FOGC)) {
+ store->results[VERT_RESULT_FOGC].data[i][1] = 0.0;
+ store->results[VERT_RESULT_FOGC].data[i][2] = 0.0;
+ store->results[VERT_RESULT_FOGC].data[i][3] = 1.0;
+ }
#ifdef NAN_CHECK
ASSERT(machine.Outputs[0][3] != 0.0F);
#endif
@@ -407,14 +414,14 @@ run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
/* Fixup fog and point size results if needed */
if (program->IsNVProgram) {
if (ctx->Fog.Enabled &&
- (program->Base.OutputsWritten & (1 << VERT_RESULT_FOGC)) == 0) {
+ (program->Base.OutputsWritten & BITFIELD64_BIT(VERT_RESULT_FOGC)) == 0) {
for (i = 0; i < VB->Count; i++) {
store->results[VERT_RESULT_FOGC].data[i][0] = 1.0;
}
}
if (ctx->VertexProgram.PointSizeEnabled &&
- (program->Base.OutputsWritten & (1 << VERT_RESULT_PSIZ)) == 0) {
+ (program->Base.OutputsWritten & BITFIELD64_BIT(VERT_RESULT_PSIZ)) == 0) {
for (i = 0; i < VB->Count; i++) {
store->results[VERT_RESULT_PSIZ].data[i][0] = ctx->Point.Size;
}
@@ -454,25 +461,20 @@ run_vp( GLcontext *ctx, struct tnl_pipeline_stage *stage )
VB->ClipPtr->count = VB->Count;
}
- VB->ColorPtr[0] = &store->results[VERT_RESULT_COL0];
- VB->ColorPtr[1] = &store->results[VERT_RESULT_BFC0];
- VB->SecondaryColorPtr[0] = &store->results[VERT_RESULT_COL1];
- VB->SecondaryColorPtr[1] = &store->results[VERT_RESULT_BFC1];
- VB->FogCoordPtr = &store->results[VERT_RESULT_FOGC];
-
VB->AttribPtr[VERT_ATTRIB_COLOR0] = &store->results[VERT_RESULT_COL0];
VB->AttribPtr[VERT_ATTRIB_COLOR1] = &store->results[VERT_RESULT_COL1];
VB->AttribPtr[VERT_ATTRIB_FOG] = &store->results[VERT_RESULT_FOGC];
VB->AttribPtr[_TNL_ATTRIB_POINTSIZE] = &store->results[VERT_RESULT_PSIZ];
+ VB->BackfaceColorPtr = &store->results[VERT_RESULT_BFC0];
+ VB->BackfaceSecondaryColorPtr = &store->results[VERT_RESULT_BFC1];
for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
- VB->TexCoordPtr[i] =
VB->AttribPtr[_TNL_ATTRIB_TEX0 + i]
= &store->results[VERT_RESULT_TEX0 + i];
}
for (i = 0; i < ctx->Const.MaxVarying; i++) {
- if (program->Base.OutputsWritten & (1 << (VERT_RESULT_VAR0 + i))) {
+ if (program->Base.OutputsWritten & BITFIELD64_BIT(VERT_RESULT_VAR0 + i)) {
/* Note: varying results get put into the generic attributes */
VB->AttribPtr[VERT_ATTRIB_GENERIC0+i]
= &store->results[VERT_RESULT_VAR0 + i];