fix sproingies bug

src/mesa/tnl/t_imm_dlist.c

-/* $Id: t_imm_dlist.c,v 1.2 2000/12/26 07:41:32 keithw Exp $ */
+/* $Id: t_imm_dlist.c,v 1.3 2000/12/27 21:49:40 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
    TNLvertexcassette *node = (TNLvertexcassette *)data;
    struct immediate *IM = node->IM;
 
-/*     FLUSH_VERTICES( ctx, 0 ); */
-
    if (ctx->NewState)
       gl_update_state(ctx);
 
       fprintf(stderr, "Run cassette %d, rows %d..%d, beginstate %x ",
 	      IM->id,
 	      IM->Start, IM->Count, IM->BeginState);
-/*        _tnl_print_vert_flags("orflag", IM->OrFlag); */
+      _tnl_print_vert_flags("orflag", IM->OrFlag);
+   }
+
+   if (IM->Count == IM->Start) {
+      _tnl_run_empty_cassette( ctx, IM );
+      return;
    }
 
    if (IM->SavedBeginState) {
    }
 
 
-
    /* Lazy optimization of the cassette.
     */
 /*     if (ctx->Transform.Normalize && !node->have_normal_lengths) { */

src/mesa/tnl/t_imm_exec.c

-/* $Id: t_imm_exec.c,v 1.1 2000/12/26 05:09:32 keithw Exp $ */
+/* $Id: t_imm_exec.c,v 1.2 2000/12/27 21:49:40 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
 /* Called for cassettes where CopyStart == Count -- no need to run the
  * pipeline.
  */
-static void exec_empty_cassette( GLcontext *ctx, struct immediate *IM )
+void _tnl_run_empty_cassette( GLcontext *ctx, struct immediate *IM )
 {
    GLuint start = IM->CopyStart;
 
-   if (IM->OrFlag & VERT_ELT) 
-      _tnl_translate_array_elts( ctx, IM, start, start ); 
-
-   _tnl_fixup_input( ctx, IM );	/* shouldn't be needed? (demos/fire) */
    copy_to_current( ctx, IM, IM->OrFlag ); 
 
    if (IM->OrFlag & VERT_MATERIAL) 
    _tnl_get_exec_copy_verts( ctx, IM );
    
    if (IM->CopyStart == IM->Count) {
-      exec_empty_cassette( ctx, IM );
+      if (IM->OrFlag & VERT_ELT) 
+	 _tnl_translate_array_elts( ctx, IM, IM->CopyStart, IM->CopyStart ); 
+
+      _tnl_fixup_input( ctx, IM );	/* shouldn't be needed? (demos/fire) */
+      _tnl_run_empty_cassette( ctx, IM );
    }
    else if ((IM->OrFlag & VERT_DATA) == VERT_ELT && 
 	    ctx->Array.LockCount &&

src/mesa/tnl/t_imm_exec.h

-/* $Id: t_imm_exec.h,v 1.1 2000/12/26 05:09:32 keithw Exp $ */
+/* $Id: t_imm_exec.h,v 1.2 2000/12/27 21:49:40 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
 /* Called from imm_dlist.c and _tnl_flush_immediate:
  */
 extern void _tnl_run_cassette( GLcontext *ctx, struct immediate *IM );
+extern void _tnl_run_empty_cassette( GLcontext *ctx, struct immediate *IM );
 
 /* Initialize some stuff:
  */

src/mesa/tnl/t_vb_cliptmp.h

-/* $Id: t_vb_cliptmp.h,v 1.2 2000/12/27 19:57:37 keithw Exp $ */
+/* $Id: t_vb_cliptmp.h,v 1.3 2000/12/27 21:49:40 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
 		   */
 		  GLfloat t = dp / (dp - dpPrev);
 		  newvert = interp( ctx, t, idx, idxPrev, GL_TRUE );
-/*  		  fprintf(stderr,"Goint out: in: %d/%d out: %d/%d new: %d/%d\n", */
-/*  			  idxPrev, VB->EdgeFlagPtr->data[idxPrev], */
-/*  			  idx, VB->EdgeFlagPtr->data[idx], */
-/*  			  newvert, VB->EdgeFlagPtr->data[newvert]); */
 	       } else {
 		  /* Coming back in.
 		   */
 		  GLfloat t = dpPrev / (dpPrev - dp);
 		  newvert = interp( ctx, t, idxPrev, idx, GL_FALSE );
-/*  		  fprintf(stderr,"coming in: in: %d/%d out: %d/%d new: %d/%d\n", */
-/*  			  idx, VB->EdgeFlagPtr->data[idx], */
-/*  			  idxPrev, VB->EdgeFlagPtr->data[idxPrev], */
-/*  			  newvert, VB->EdgeFlagPtr->data[newvert]); */
 	       }
 	       clipmask[newvert] = 0;
 	       outlist[outcount++] = newvert;
 	 vlist[i] = inlist[i];
    }
 
-/*     fprintf(stderr, "%s: finally:\n", __FUNCTION__); */
-/*     for (i = 0 ; i < n ; i++)  */
-/*        fprintf(stderr, "%d: %d\n", vlist[i], VB->EdgeFlagPtr->data[vlist[i]]); */
-
    return n;
 }
 

src/mesa/tnl/t_vb_render.c

-/* $Id: t_vb_render.c,v 1.2 2000/12/27 19:57:37 keithw Exp $ */
+/* $Id: t_vb_render.c,v 1.3 2000/12/27 21:49:40 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
 	 length= VB->PrimitiveLength[i];	
 	 ASSERT(length || (flags & PRIM_LAST));
 	 ASSERT((flags & PRIM_MODE_MASK) <= GL_POLYGON+1);
+/*  	 fprintf(stderr, "render %s %d..%d\n",  */
+/*  		 _mesa_prim_name[flags & PRIM_MODE_MASK], */
+/*  		 i, i+length); */
 	 if (length)
 	    tab[flags & PRIM_MODE_MASK]( ctx, i, i + length, flags );
       }