Displaying 2 results from an estimated 2 matches for "component_alpha".
2010 May 31
1
[PATCH] nv50/exa: use dual-source blending for component-alpha composite
...0500 /* (src IN mask) a8 rt - same for CA and CA_SA */
#define PFP_NV12 0x0600 /* NV12 YUV->RGB */
diff --git a/src/nv50_exa.c b/src/nv50_exa.c
index e86f903..8bacdf0 100644
--- a/src/nv50_exa.c
+++ b/src/nv50_exa.c
@@ -751,7 +751,7 @@ NV50EXABlend(PixmapPtr ppix, PicturePtr ppict, int op, int component_alpha)
NV50EXA_LOCALS(ppix);
struct nv50_blend_op *b = &NV50EXABlendOp[op];
unsigned sblend = b->src_blend;
- unsigned dblend = b->dst_blend;
+ unsigned dblend = b->dst_blend, dblend_a = b->dst_blend;
if (b->dst_alpha) {
if (!PICT_FORMAT_A(ppict->format)) {
@@ -764,11 +...
2010 Apr 20
1
[PATCH] nv30/exa : cleanup from nv40 exa
...} else if (sblend == BF(ONE_MINUS_DST_ALPHA)) {
- sblend = BF(ONE_MINUS_DST_COLOR);
+ if (sblend == SF(DST_ALPHA)) {
+ sblend = SF(DST_COLOR);
+ } else if (sblend == SF(ONE_MINUS_DST_ALPHA)) {
+ sblend = SF(ONE_MINUS_DST_COLOR);
}
}
}
if (blend->src_alpha && (component_alpha || dest_format == PICT_a8)) {
- if (dblend == BF(SRC_ALPHA)) {
- dblend = BF(SRC_COLOR);
- } else if (dblend == BF(ONE_MINUS_SRC_ALPHA)) {
- dblend = BF(ONE_MINUS_SRC_COLOR);
+ if (dblend == DF(SRC_ALPHA)) {
+ dblend = DF(SRC_COLOR);
+ } else if (dblend == DF(ONE_MINUS_SRC_ALPHA)) {
+ d...