From 846eb333aee2eeece35a6ec2f8ac8b40e99c5fcd Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keith@tungstengraphics.com>
Date: Fri, 13 May 2005 09:15:50 +0000
Subject: Calculate render inputs for tcl stage correctly (hint: they aren't
 the same as tnl->render_inputs).  Fixes recent tcl problems.

---
 src/mesa/drivers/dri/r200/r200_tcl.c | 33 ++++++++++++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

(limited to 'src/mesa/drivers/dri/r200')

diff --git a/src/mesa/drivers/dri/r200/r200_tcl.c b/src/mesa/drivers/dri/r200/r200_tcl.c
index 335af12594..fbce05f928 100644
--- a/src/mesa/drivers/dri/r200/r200_tcl.c
+++ b/src/mesa/drivers/dri/r200/r200_tcl.c
@@ -370,6 +370,7 @@ static GLboolean r200_run_tcl_render( GLcontext *ctx,
    r200ContextPtr rmesa = R200_CONTEXT(ctx);
    TNLcontext *tnl = TNL_CONTEXT(ctx);
    struct vertex_buffer *VB = &tnl->vb;
+   GLuint inputs = VERT_BIT_POS | VERT_BIT_COLOR0;
    GLuint i;
 
    /* TODO: separate this from the swtnl pipeline 
@@ -383,8 +384,38 @@ static GLboolean r200_run_tcl_render( GLcontext *ctx,
    if (VB->Count == 0)
       return GL_FALSE;
 
+   /* Validate state:
+    */
+   if (rmesa->NewGLState)
+      r200ValidateState( ctx );
+
+   /* NOTE: inputs != tnl->render_inputs - these are the untransformed
+    * inputs.
+    */
+   if (ctx->Light.Enabled) {
+      inputs |= VERT_BIT_NORMAL;
+      if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) {
+	 inputs |= VERT_BIT_COLOR1;
+      }
+   }
+
+   if ( ctx->Fog.FogCoordinateSource == GL_FOG_COORD ) {
+      inputs |= VERT_BIT_FOG;
+   }
+
+   for (i = 0 ; i < ctx->Const.MaxTextureUnits; i++) {
+      if (ctx->Texture.Unit[i]._ReallyEnabled) {
+	 if (rmesa->TexGenNeedNormals[i]) {
+	    inputs |= VERT_BIT_NORMAL;
+	 }
+	 inputs |= VERT_BIT_TEX(i);
+      }
+   }
+
+   /* Do the actual work:
+    */
    r200ReleaseArrays( ctx, ~0 /* stage->changed_inputs */ );
-   r200EmitArrays( ctx, tnl->render_inputs );
+   r200EmitArrays( ctx, inputs );
 
    rmesa->tcl.Elts = VB->Elts;
 
-- 
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