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| author | marha <marha@users.sourceforge.net> | 2011-01-16 16:08:57 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2011-01-16 16:08:57 +0000 |
| commit | 367c91bebcdc1f5ba4278b68eb8715218d9640ad (patch) | |
| tree | 7ddef803c402f1b84e293793c5fd3d0e95d3de0a /mesalib/src/mesa/state_tracker/st_atom_blend.c | |
| parent | 6feea7e6cdde235d7e3727c4155ca9f8d90df3ca (diff) | |
| download | vcxsrv-367c91bebcdc1f5ba4278b68eb8715218d9640ad.tar.gz vcxsrv-367c91bebcdc1f5ba4278b68eb8715218d9640ad.tar.bz2 vcxsrv-367c91bebcdc1f5ba4278b68eb8715218d9640ad.zip | |
mesalib git update 16/1/2011
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_atom_blend.c')
| -rw-r--r-- | mesalib/src/mesa/state_tracker/st_atom_blend.c | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_atom_blend.c b/mesalib/src/mesa/state_tracker/st_atom_blend.c index e60bbd36f..26bb3dab9 100644 --- a/mesalib/src/mesa/state_tracker/st_atom_blend.c +++ b/mesalib/src/mesa/state_tracker/st_atom_blend.c @@ -169,13 +169,18 @@ colormask_per_rt(struct gl_context *ctx) }
/**
- * Figure out if blend enables are different per rt.
+ * Figure out if blend enables/state are different per rt.
*/
static GLboolean
blend_per_rt(struct gl_context *ctx)
{
if (ctx->Color.BlendEnabled &&
(ctx->Color.BlendEnabled != ((1 << ctx->Const.MaxDrawBuffers) - 1))) {
+ /* This can only happen if GL_EXT_draw_buffers2 is enabled */
+ return GL_TRUE;
+ }
+ if (ctx->Color._BlendFuncPerBuffer || ctx->Color._BlendEquationPerBuffer) {
+ /* this can only happen if GL_ARB_draw_buffers_blend is enabled */
return GL_TRUE;
}
return GL_FALSE;
@@ -202,7 +207,7 @@ update_blend( struct st_context *st ) don't happen. */
if (st->ctx->Color.ColorLogicOpEnabled ||
(st->ctx->Color.BlendEnabled &&
- st->ctx->Color.BlendEquationRGB == GL_LOGIC_OP)) {
+ st->ctx->Color.Blend[0].EquationRGB == GL_LOGIC_OP)) {
/* logicop enabled */
blend->logicop_enable = 1;
blend->logicop_func = translate_logicop(st->ctx->Color.LogicOp);
@@ -213,28 +218,36 @@ update_blend( struct st_context *st ) blend->rt[i].blend_enable = (st->ctx->Color.BlendEnabled >> i) & 0x1;
- blend->rt[i].rgb_func = translate_blend(st->ctx->Color.BlendEquationRGB);
- if (st->ctx->Color.BlendEquationRGB == GL_MIN ||
- st->ctx->Color.BlendEquationRGB == GL_MAX) {
+ blend->rt[i].rgb_func =
+ translate_blend(st->ctx->Color.Blend[i].EquationRGB);
+
+ if (st->ctx->Color.Blend[i].EquationRGB == GL_MIN ||
+ st->ctx->Color.Blend[i].EquationRGB == GL_MAX) {
/* Min/max are special */
blend->rt[i].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
blend->rt[i].rgb_dst_factor = PIPE_BLENDFACTOR_ONE;
}
else {
- blend->rt[i].rgb_src_factor = translate_blend(st->ctx->Color.BlendSrcRGB);
- blend->rt[i].rgb_dst_factor = translate_blend(st->ctx->Color.BlendDstRGB);
+ blend->rt[i].rgb_src_factor =
+ translate_blend(st->ctx->Color.Blend[i].SrcRGB);
+ blend->rt[i].rgb_dst_factor =
+ translate_blend(st->ctx->Color.Blend[i].DstRGB);
}
- blend->rt[i].alpha_func = translate_blend(st->ctx->Color.BlendEquationA);
- if (st->ctx->Color.BlendEquationA == GL_MIN ||
- st->ctx->Color.BlendEquationA == GL_MAX) {
+ blend->rt[i].alpha_func =
+ translate_blend(st->ctx->Color.Blend[i].EquationA);
+
+ if (st->ctx->Color.Blend[i].EquationA == GL_MIN ||
+ st->ctx->Color.Blend[i].EquationA == GL_MAX) {
/* Min/max are special */
blend->rt[i].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
blend->rt[i].alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
}
else {
- blend->rt[i].alpha_src_factor = translate_blend(st->ctx->Color.BlendSrcA);
- blend->rt[i].alpha_dst_factor = translate_blend(st->ctx->Color.BlendDstA);
+ blend->rt[i].alpha_src_factor =
+ translate_blend(st->ctx->Color.Blend[i].SrcA);
+ blend->rt[i].alpha_dst_factor =
+ translate_blend(st->ctx->Color.Blend[i].DstA);
}
}
}
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