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r300g: Independent blend enables only work on r500.

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This commit is contained in:
Corbin Simpson
2010-01-30 12:33:44 -08:00
parent 627a45848f
commit b6ac2403ac
2 changed files with 16 additions and 5 deletions
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6
src/gallium/drivers/r300/r300_screen.c
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@@ -152,7 +152,11 @@ static int r300_get_param(struct pipe_screen* pscreen, int param)
return 0;
}
case PIPE_CAP_INDEP_BLEND_ENABLE:
return 1;
if (r300screen->caps->is_r500) {
return 1;
} else {
return 0;
}
case PIPE_CAP_INDEP_BLEND_FUNC:
return 0;
case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:

15
src/gallium/drivers/r300/r300_state.c
View File

@@ -161,6 +161,7 @@ static boolean blend_discard_if_src_alpha_color_1(unsigned srcRGB, unsigned srcA
static void* r300_create_blend_state(struct pipe_context* pipe,
const struct pipe_blend_state* state)
{
struct r300_screen* r300screen = r300_screen(pipe->screen);
struct r300_blend_state* blend = CALLOC_STRUCT(r300_blend_state);
if (state->rt[0].blend_enable)
@@ -290,10 +291,16 @@ static void* r300_create_blend_state(struct pipe_context* pipe,
/* Color channel masks for all MRTs. */
blend->color_channel_mask = state->rt[0].colormask;
if (state->independent_blend_enable) {
blend->color_channel_mask |= (state->rt[1].colormask << 4);
blend->color_channel_mask |= (state->rt[2].colormask << 8);
blend->color_channel_mask |= (state->rt[3].colormask << 12);
if (r300screen->caps->is_r500 && state->independent_blend_enable) {
if (state->rt[1].blend_enable) {
blend->color_channel_mask |= (state->rt[1].colormask << 4);
}
if (state->rt[2].blend_enable) {
blend->color_channel_mask |= (state->rt[2].colormask << 8);
}
if (state->rt[3].blend_enable) {
blend->color_channel_mask |= (state->rt[3].colormask << 12);
}
}
if (state->dither) {