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authorBrian Paul <brianp@vmware.com>2009-02-06 10:48:38 -0700
committerBrian Paul <brianp@vmware.com>2009-02-06 10:48:38 -0700
commitf6d23943cd289ed2b60ec01006fb155f22969749 (patch)
treed3560e7748d45fb33e562fe8eacc12144cdf2a7f /src/mesa
parent1df62651b2e9a8d0afd790738e2695a16ade1eeb (diff)
mesa: fix tnl->render_inputs_bitset setup for fragment program texcoords
Handle the case where there's no per-vertex texcoords but the fragment shader needs texcoords. Fixes piglit shaders/fp-generic/dph test.
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/tnl/t_context.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/src/mesa/tnl/t_context.c b/src/mesa/tnl/t_context.c
index 5e2a58249e..19ec556dcd 100644
--- a/src/mesa/tnl/t_context.c
+++ b/src/mesa/tnl/t_context.c
@@ -109,24 +109,28 @@ _tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
tnl->pipeline.new_state |= new_state;
- /* Calculate tnl->render_inputs:
+ /* Calculate tnl->render_inputs. This bitmask indicates which vertex
+ * attributes need to be emitted to the rasterizer.
*/
if (ctx->Visual.rgbMode) {
GLuint i;
RENDERINPUTS_ZERO( tnl->render_inputs_bitset );
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POS );
+
if (!fp || (fp->Base.InputsRead & FRAG_BIT_COL0)) {
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR0 );
}
+
+ if (NEED_SECONDARY_COLOR(ctx))
+ RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR1 );
+
for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
- if (ctx->Texture._EnabledCoordUnits & (1 << i)) {
+ if (ctx->Texture._EnabledCoordUnits & (1 << i) ||
+ (fp && fp->Base.InputsRead & FRAG_BIT_TEX(i))) {
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_TEX(i) );
}
}
-
- if (NEED_SECONDARY_COLOR(ctx))
- RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR1 );
}
else {
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POS );