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svga: Fix PIPE_LOGICOP_INVERT.

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Actually the current XOR implementation is an INVERT.

This fixes rectangle selection in Maya.
This commit is contained in:
José Fonseca
2010-01-27 14:45:56 +00:00
parent edd85bcd6b
commit 12d5203bb3
1 changed files with 1 additions and 6 deletions
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src/gallium/drivers/svga/svga_pipe_blend.c
+1 -6
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@@ -92,6 +92,7 @@ svga_create_blend_state(struct pipe_context *pipe,
if (templ->logicop_enable) {
switch (templ->logicop_func) {
case PIPE_LOGICOP_XOR:
case PIPE_LOGICOP_INVERT:
blend->need_white_fragments = TRUE;
blend->rt[i].blend_enable = TRUE;
blend->rt[i].srcblend = SVGA3D_BLENDOP_ONE;
@@ -125,12 +126,6 @@ svga_create_blend_state(struct pipe_context *pipe,
blend->rt[i].dstblend = SVGA3D_BLENDOP_ONE;
blend->rt[i].blendeq = SVGA3D_BLENDEQ_MAXIMUM;
break;
case PIPE_LOGICOP_INVERT:
blend->rt[i].blend_enable = TRUE;
blend->rt[i].srcblend = SVGA3D_BLENDOP_INVSRCCOLOR;
blend->rt[i].dstblend = SVGA3D_BLENDOP_ZERO;
blend->rt[i].blendeq = SVGA3D_BLENDEQ_ADD;
break;
case PIPE_LOGICOP_AND:
/* Approximate with minimum - works for the 0 & anything case: */
blend->rt[i].blend_enable = TRUE;