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iris: Track blend enables, save outbound for resolve code

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This commit is contained in:
Kenneth Graunke 2018-12-10 23:22:54 -08:00
parent 5481887ca8
commit fbfe07c4f3
2 changed files with 17 additions and 1 deletions
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3
src/gallium/drivers/iris/iris_context.h
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@ -482,6 +482,9 @@ struct iris_context {
/** Reference to the SURFACE_STATE for the compute grid resource */
struct iris_state_ref grid_surf_state;
/** Bitfield of whether color blending is enabled for RT[i] */
uint8_t blend_enables;
/** Are depth writes enabled? (Depth buffer may or may not exist.) */
bool depth_writes_enabled;

15
src/gallium/drivers/iris/iris_state.c
View file

@ -801,6 +801,9 @@ struct iris_blend_state {
BRW_MAX_DRAW_BUFFERS * GENX(BLEND_STATE_ENTRY_length)];
bool alpha_to_coverage; /* for shader key */
/** Bitfield of whether blending is enabled for RT[i] - for aux resolves */
uint8_t blend_enables;
};
static enum pipe_blendfactor
@ -829,6 +832,9 @@ iris_create_blend_state(struct pipe_context *ctx,
struct iris_blend_state *cso = malloc(sizeof(struct iris_blend_state));
uint32_t *blend_entry = cso->blend_state + GENX(BLEND_STATE_length);
cso->blend_enables = 0;
STATIC_ASSERT(BRW_MAX_DRAW_BUFFERS <= 8);
cso->alpha_to_coverage = state->alpha_to_coverage;
bool indep_alpha_blend = false;
@ -850,6 +856,9 @@ iris_create_blend_state(struct pipe_context *ctx,
src_rgb != src_alpha || dst_rgb != dst_alpha)
indep_alpha_blend = true;
if (rt->blend_enable)
cso->blend_enables |= 1u << i;
iris_pack_state(GENX(BLEND_STATE_ENTRY), blend_entry, be) {
be.LogicOpEnable = state->logicop_enable;
be.LogicOpFunction = state->logicop_func;
@ -916,7 +925,11 @@ static void
iris_bind_blend_state(struct pipe_context *ctx, void *state)
{
struct iris_context *ice = (struct iris_context *) ctx;
ice->state.cso_blend = state;
struct iris_blend_state *cso = state;
ice->state.cso_blend = cso;
ice->state.blend_enables = cso ? cso->blend_enables : 0;
ice->state.dirty |= IRIS_DIRTY_PS_BLEND;
ice->state.dirty |= IRIS_DIRTY_BLEND_STATE;
ice->state.dirty |= ice->state.dirty_for_nos[IRIS_NOS_BLEND];