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-rw-r--r--src/mesa/main/attrib.c47
1 files changed, 33 insertions, 14 deletions
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index adfec3b0d5..7fd1287368 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -954,20 +954,39 @@ _mesa_PopAttrib(void)
_mesa_set_enable(ctx, GL_BLEND, (color->BlendEnabled & 1));
}
}
- _mesa_BlendFuncSeparateEXT(color->BlendSrcRGB,
- color->BlendDstRGB,
- color->BlendSrcA,
- color->BlendDstA);
- /* This special case is because glBlendEquationSeparateEXT
- * cannot take GL_LOGIC_OP as a parameter.
- */
- if ( color->BlendEquationRGB == color->BlendEquationA ) {
- _mesa_BlendEquation(color->BlendEquationRGB);
- }
- else {
- _mesa_BlendEquationSeparateEXT(color->BlendEquationRGB,
- color->BlendEquationA);
- }
+ if (ctx->Color._BlendFuncPerBuffer ||
+ ctx->Color._BlendEquationPerBuffer) {
+ /* set blend per buffer */
+ GLuint buf;
+ for (buf = 0; buf < ctx->Const.MaxDrawBuffers; buf++) {
+ _mesa_BlendFuncSeparatei(buf, color->Blend[buf].SrcRGB,
+ color->Blend[buf].DstRGB,
+ color->Blend[buf].SrcA,
+ color->Blend[buf].DstA);
+ _mesa_BlendEquationSeparatei(buf,
+ color->Blend[buf].EquationRGB,
+ color->Blend[buf].EquationA);
+ }
+ }
+ else {
+ /* set same blend modes for all buffers */
+ _mesa_BlendFuncSeparateEXT(color->Blend[0].SrcRGB,
+ color->Blend[0].DstRGB,
+ color->Blend[0].SrcA,
+ color->Blend[0].DstA);
+ /* This special case is because glBlendEquationSeparateEXT
+ * cannot take GL_LOGIC_OP as a parameter.
+ */
+ if (color->Blend[0].EquationRGB ==
+ color->Blend[0].EquationA) {
+ _mesa_BlendEquation(color->Blend[0].EquationRGB);
+ }
+ else {
+ _mesa_BlendEquationSeparateEXT(
+ color->Blend[0].EquationRGB,
+ color->Blend[0].EquationA);
+ }
+ }
_mesa_BlendColor(color->BlendColor[0],
color->BlendColor[1],
color->BlendColor[2],