diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/eval.c | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/src/mesa/main/eval.c b/src/mesa/main/eval.c index e20180d1388..14055de6f8c 100644 --- a/src/mesa/main/eval.c +++ b/src/mesa/main/eval.c @@ -1,4 +1,4 @@ -/* $Id: eval.c,v 1.8 2000/01/13 00:30:41 brianp Exp $ */ +/* $Id: eval.c,v 1.9 2000/07/17 12:53:33 keithw Exp $ */ /* * Mesa 3-D graphics library @@ -2453,7 +2453,7 @@ void gl_eval_vb( struct vertex_buffer *VB ) if (ctx->Eval.Map1Color4 && any_eval1) VB->ColorPtr = eval1_color( out_color, coord, flags, IM->Start, - &ctx->EvalMap.Map1Color4 ); + &ctx->EvalMap.Map1Color4 ); if (ctx->Eval.Map2Color4 && any_eval2) VB->ColorPtr = eval2_color( out_color, coord, flags, IM->Start, @@ -2482,8 +2482,9 @@ void gl_eval_vb( struct vertex_buffer *VB ) VB->NormalPtr = eval2_norm( out_normal, coord, flags, IM->Start, &ctx->EvalMap.Map2Normal ); + new_flags |= VERT_NORM; + if (VB->NormalPtr != in_normal) { - new_flags |= VERT_NORM; if (!all_eval) VB->NormalPtr = copy_3f( out_normal, in_normal, flags, IM->Start ); } @@ -2551,26 +2552,42 @@ void gl_eval_vb( struct vertex_buffer *VB ) } if (any_eval2) { + GLvector3f *in_normal = VB->NormalPtr; + GLvector3f *out_normal = &IM->v.Normal; + if (ctx->Eval.Map2Vertex4) { - if (ctx->Eval.AutoNormal && (req & VERT_NORM)) - obj = eval2_obj_norm( out, VB->NormalPtr, coord, flags, IM->Start, - 4, &ctx->EvalMap.Map2Vertex4 ); + if (ctx->Eval.AutoNormal && (req & VERT_NORM)) { + obj = eval2_obj_norm( out, out_normal, coord, flags, + IM->Start, 4, &ctx->EvalMap.Map2Vertex4 ); + VB->NormalPtr = out_normal; + new_flags |= VERT_NORM; + } else obj = eval2_4f( out, coord, flags, IM->Start, - 4, &ctx->EvalMap.Map2Vertex4); + 4, &ctx->EvalMap.Map2Vertex4 ); } else if (ctx->Eval.Map2Vertex3) { - if (ctx->Eval.AutoNormal && (req & VERT_NORM)) - obj = eval2_obj_norm( out, VB->NormalPtr, coord, flags, IM->Start, - 3, &ctx->EvalMap.Map2Vertex3 ); + if (ctx->Eval.AutoNormal && (req & VERT_NORM)) { + obj = eval2_obj_norm( out, out_normal, coord, flags, + IM->Start, 3, &ctx->EvalMap.Map2Vertex3 ); + VB->NormalPtr = out_normal; + new_flags |= VERT_NORM; + } else obj = eval2_4f( out, coord, flags, IM->Start, 3, &ctx->EvalMap.Map2Vertex3 ); } - } + + if (VB->NormalPtr != in_normal) { + if (!all_eval) + VB->NormalPtr = copy_3f( out_normal, in_normal, flags, + IM->Start ); + } + } + if (obj != in && !all_eval) obj = copy_4f( out, in, flags, IM->Start ); @@ -2582,6 +2599,7 @@ void gl_eval_vb( struct vertex_buffer *VB ) GLuint *flags = VB->Flag = VB->EvaluatedFlags; GLuint i; GLuint count = VB->Count; + GLuint andflag = VB->IM->AndFlag; if (!flags) { VB->EvaluatedFlags = (GLuint *) MALLOC(VB->Size * sizeof(GLuint)); @@ -2591,14 +2609,18 @@ void gl_eval_vb( struct vertex_buffer *VB ) if (all_eval) { for (i = 0 ; i < count ; i++) flags[i] = oldflags[i] | new_flags; + andflag |= new_flags; } else { - GLuint andflag = ~0; + andflag = ~0; for (i = 0 ; i < count ; i++) { if (oldflags[i] & VERT_EVAL_ANY) flags[i] = oldflags[i] | new_flags; andflag &= flags[i]; } } + + VB->OrFlag |= new_flags; + VB->CullMode = (GLubyte) ((andflag & VERT_NORM) ? 0 : COMPACTED_NORMALS); } } |