3 files changed, 13 insertions, 7 deletions
diff --git a/src/mesa/tnl/t_pipeline.c b/src/mesa/tnl/t_pipeline.c
index 11a17849b6a..b2d4f155472 100644
--- a/src/mesa/tnl/t_pipeline.c
+++ b/src/mesa/tnl/t_pipeline.c
@@ -1,4 +1,4 @@
-/* $Id: t_pipeline.c,v 1.9 2001/01/14 06:14:21 keithw Exp $ */
+/* $Id: t_pipeline.c,v 1.10 2001/01/17 02:49:39 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -138,12 +138,12 @@ void _tnl_run_pipeline( GLcontext *ctx )
       }
 
       if (stage[i].active) {
-	 if (stage[i].changed_inputs)
+	 if (stage[i].changed_inputs) 
 	    changed_inputs |= stage[i].outputs;
 
 	 if (running) {
-/*  	    fprintf(stderr, "run %s\n", stage[i].name); */
 	    running = stage[i].run( ctx, &stage[i] );
+	    stage[i].changed_inputs = 0;
 	 }
       }
    }
diff --git a/src/mesa/tnl/t_vb_cliptmp.h b/src/mesa/tnl/t_vb_cliptmp.h
index 56f2031c90e..35fe391b847 100644
--- a/src/mesa/tnl/t_vb_cliptmp.h
+++ b/src/mesa/tnl/t_vb_cliptmp.h
@@ -1,4 +1,4 @@
-/* $Id: t_vb_cliptmp.h,v 1.6 2001/01/13 05:48:26 keithw Exp $ */
+/* $Id: t_vb_cliptmp.h,v 1.7 2001/01/17 02:49:39 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -185,11 +185,11 @@ static void TAG(clip_line)( GLcontext *ctx,
       }
    }
 
-   TAG(build_proj_verts)( ctx );
-
    if ((ctx->_TriangleCaps & DD_FLATSHADE) && j != jj)
       VB->copypvfunc( ctx, jj, j );
 
+   TAG(build_proj_verts)( ctx );
+
    /* Render the new line.
     */
    ctx->Driver.LineFunc( ctx, ii, jj );
diff --git a/src/mesa/tnl/t_vb_lighttmp.h b/src/mesa/tnl/t_vb_lighttmp.h
index 656fffff1ad..575c568c06f 100644
--- a/src/mesa/tnl/t_vb_lighttmp.h
+++ b/src/mesa/tnl/t_vb_lighttmp.h
@@ -1,4 +1,4 @@
-/* $Id: t_vb_lighttmp.h,v 1.2 2001/01/03 15:59:30 brianp Exp $ */
+/* $Id: t_vb_lighttmp.h,v 1.3 2001/01/17 02:49:39 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -661,6 +661,9 @@ static void TAG(light_fast_rgba)( GLcontext *ctx,
    if (IDX & LIGHT_TWOSIDE)
       VB->ColorPtr[1] = &store->LitColor[1];
 
+   if (stage->changed_inputs == 0)
+      return;
+
    if ( CHECK_COLOR_MATERIAL(j) ) 
       gl_update_color_material( ctx, *CMcolor );
 
@@ -783,6 +786,9 @@ static void TAG(light_ci)( GLcontext *ctx,
    if (IDX & LIGHT_TWOSIDE)
       VB->IndexPtr[1] = &store->LitIndex[1];
 
+   if (stage->changed_inputs == 0)
+      return;
+
    indexResult[0] = VB->IndexPtr[0]->data;
    indexResult[1] = VB->IndexPtr[1]->data;