summaryrefslogtreecommitdiffstats
path: root/src/gallium
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/nv50/nv50_screen.c2
-rw-r--r--src/gallium/drivers/nv50/nv50_state.c56
2 files changed, 41 insertions, 17 deletions
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index 39924693837..6af9700c1af 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -136,7 +136,7 @@ nv50_screen_get_param(struct pipe_screen *pscreen, int param)
case NOUVEAU_CAP_HW_IDXBUF:
return 0;
case PIPE_CAP_INDEP_BLEND_ENABLE:
- return 0;
+ return 1;
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
default:
diff --git a/src/gallium/drivers/nv50/nv50_state.c b/src/gallium/drivers/nv50/nv50_state.c
index 815dfa4f6f6..da8dc933b03 100644
--- a/src/gallium/drivers/nv50/nv50_state.c
+++ b/src/gallium/drivers/nv50/nv50_state.c
@@ -31,6 +31,23 @@
#include "nouveau/nouveau_stateobj.h"
+static INLINE uint32_t
+nv50_colormask(unsigned mask)
+{
+ uint32_t cmask = 0;
+
+ if (mask & PIPE_MASK_R)
+ cmask |= 0x0001;
+ if (mask & PIPE_MASK_G)
+ cmask |= 0x0010;
+ if (mask & PIPE_MASK_B)
+ cmask |= 0x0100;
+ if (mask & PIPE_MASK_A)
+ cmask |= 0x1000;
+
+ return cmask;
+}
+
static void *
nv50_blend_state_create(struct pipe_context *pipe,
const struct pipe_blend_state *cso)
@@ -38,20 +55,29 @@ nv50_blend_state_create(struct pipe_context *pipe,
struct nouveau_stateobj *so = so_new(5, 24, 0);
struct nouveau_grobj *tesla = nv50_context(pipe)->screen->tesla;
struct nv50_blend_stateobj *bso = CALLOC_STRUCT(nv50_blend_stateobj);
- unsigned cmask = 0, i;
+ unsigned i, blend_enabled = 0;
/*XXX ignored:
* - dither
*/
- if (cso->rt[0].blend_enable == 0) {
- so_method(so, tesla, NV50TCL_BLEND_ENABLE(0), 8);
+ so_method(so, tesla, NV50TCL_BLEND_ENABLE(0), 8);
+ if (cso->independent_blend_enable) {
+ for (i = 0; i < 8; ++i) {
+ so_data(so, cso->rt[i].blend_enable);
+ if (cso->rt[i].blend_enable)
+ blend_enabled = 1;
+ }
+ } else
+ if (cso->rt[0].blend_enable) {
+ blend_enabled = 1;
for (i = 0; i < 8; i++)
- so_data(so, 0);
+ so_data(so, 1);
} else {
- so_method(so, tesla, NV50TCL_BLEND_ENABLE(0), 8);
for (i = 0; i < 8; i++)
- so_data(so, 1);
+ so_data(so, 0);
+ }
+ if (blend_enabled) {
so_method(so, tesla, NV50TCL_BLEND_EQUATION_RGB, 5);
so_data (so, nvgl_blend_eqn(cso->rt[0].rgb_func));
so_data (so, 0x4000 | nvgl_blend_func(cso->rt[0].rgb_src_factor));
@@ -71,17 +97,15 @@ nv50_blend_state_create(struct pipe_context *pipe,
so_data (so, nvgl_logicop_func(cso->logicop_func));
}
- if (cso->rt[0].colormask & PIPE_MASK_R)
- cmask |= (1 << 0);
- if (cso->rt[0].colormask & PIPE_MASK_G)
- cmask |= (1 << 4);
- if (cso->rt[0].colormask & PIPE_MASK_B)
- cmask |= (1 << 8);
- if (cso->rt[0].colormask & PIPE_MASK_A)
- cmask |= (1 << 12);
so_method(so, tesla, NV50TCL_COLOR_MASK(0), 8);
- for (i = 0; i < 8; i++)
- so_data(so, cmask);
+ if (cso->independent_blend_enable)
+ for (i = 0; i < 8; ++i)
+ so_data(so, nv50_colormask(cso->rt[i].colormask));
+ else {
+ uint32_t cmask = nv50_colormask(cso->rt[0].colormask);
+ for (i = 0; i < 8; i++)
+ so_data(so, cmask);
+ }
bso->pipe = *cso;
so_ref(so, &bso->so);