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path: root/mesalib/src/mesa/state_tracker/st_atom_blend.c
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Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_atom_blend.c')
-rw-r--r--mesalib/src/mesa/state_tracker/st_atom_blend.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_atom_blend.c b/mesalib/src/mesa/state_tracker/st_atom_blend.c
index 26bb3dab9..e3b3b9936 100644
--- a/mesalib/src/mesa/state_tracker/st_atom_blend.c
+++ b/mesalib/src/mesa/state_tracker/st_atom_blend.c
@@ -191,7 +191,7 @@ update_blend( struct st_context *st )
{
struct pipe_blend_state *blend = &st->state.blend;
unsigned num_state = 1;
- unsigned i;
+ unsigned i, j;
memset(blend, 0, sizeof(*blend));
@@ -214,12 +214,15 @@ update_blend( struct st_context *st )
}
else if (st->ctx->Color.BlendEnabled) {
/* blending enabled */
- for (i = 0; i < num_state; i++) {
+ for (i = 0, j = 0; i < num_state; i++) {
blend->rt[i].blend_enable = (st->ctx->Color.BlendEnabled >> i) & 0x1;
+ if (st->ctx->Extensions.ARB_draw_buffers_blend)
+ j = i;
+
blend->rt[i].rgb_func =
- translate_blend(st->ctx->Color.Blend[i].EquationRGB);
+ translate_blend(st->ctx->Color.Blend[j].EquationRGB);
if (st->ctx->Color.Blend[i].EquationRGB == GL_MIN ||
st->ctx->Color.Blend[i].EquationRGB == GL_MAX) {
@@ -229,13 +232,13 @@ update_blend( struct st_context *st )
}
else {
blend->rt[i].rgb_src_factor =
- translate_blend(st->ctx->Color.Blend[i].SrcRGB);
+ translate_blend(st->ctx->Color.Blend[j].SrcRGB);
blend->rt[i].rgb_dst_factor =
- translate_blend(st->ctx->Color.Blend[i].DstRGB);
+ translate_blend(st->ctx->Color.Blend[j].DstRGB);
}
blend->rt[i].alpha_func =
- translate_blend(st->ctx->Color.Blend[i].EquationA);
+ translate_blend(st->ctx->Color.Blend[j].EquationA);
if (st->ctx->Color.Blend[i].EquationA == GL_MIN ||
st->ctx->Color.Blend[i].EquationA == GL_MAX) {
@@ -245,9 +248,9 @@ update_blend( struct st_context *st )
}
else {
blend->rt[i].alpha_src_factor =
- translate_blend(st->ctx->Color.Blend[i].SrcA);
+ translate_blend(st->ctx->Color.Blend[j].SrcA);
blend->rt[i].alpha_dst_factor =
- translate_blend(st->ctx->Color.Blend[i].DstA);
+ translate_blend(st->ctx->Color.Blend[j].DstA);
}
}
}