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iris: point sprite enables

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This commit is contained in:
Kenneth Graunke
2018-07-23 15:29:00 -07:00
parent c60a4de1f5
commit 2c15f38a29
1 changed files with 31 additions and 2 deletions
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src/gallium/drivers/iris/iris_state.c
+31 -2
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@@ -784,6 +784,9 @@ iris_bind_rasterizer_state(struct pipe_context *ctx, void *state)
if (cso_changed(depth_clip_near) || cso_changed(depth_clip_far) ||
cso_changed(clip_halfz))
ice->state.dirty |= IRIS_DIRTY_CC_VIEWPORT;
if (cso_changed(sprite_coord_enable))
ice->state.dirty |= IRIS_DIRTY_SBE;
}
ice->state.cso_rast = new_cso;
@@ -1970,7 +1973,8 @@ iris_compute_sbe_urb_read_interval(uint64_t fs_input_slots,
static void
iris_emit_sbe_swiz(struct iris_batch *batch,
const struct iris_context *ice,
unsigned urb_read_offset)
unsigned urb_read_offset,
unsigned sprite_coord_enables)
{
struct GENX(SF_OUTPUT_ATTRIBUTE_DETAIL) attr_overrides[16] = {};
const struct brw_wm_prog_data *wm_prog_data = (void *)
@@ -2019,6 +2023,9 @@ iris_emit_sbe_swiz(struct iris_batch *batch,
break;
}
if (sprite_coord_enables & (1 << input_index))
continue;
int slot = vue_map->varying_to_slot[fs_attr];
/* If there was only a back color written but not front, use back
@@ -2064,6 +2071,24 @@ iris_emit_sbe_swiz(struct iris_batch *batch,
}
}
static unsigned
iris_calculate_point_sprite_overrides(const struct brw_wm_prog_data *prog_data,
const struct iris_rasterizer_state *cso)
{
unsigned overrides = 0;
if (prog_data->urb_setup[VARYING_SLOT_PNTC] != -1)
overrides |= 1 << prog_data->urb_setup[VARYING_SLOT_PNTC];
for (int i = 0; i < 8; i++) {
if ((cso->sprite_coord_enable & (1 << i)) &&
prog_data->urb_setup[VARYING_SLOT_TEX0 + i] != -1)
overrides |= 1 << prog_data->urb_setup[VARYING_SLOT_TEX0 + i];
}
return overrides;
}
static void
iris_emit_sbe(struct iris_batch *batch, const struct iris_context *ice)
{
@@ -2081,6 +2106,9 @@ iris_emit_sbe(struct iris_batch *batch, const struct iris_context *ice)
cso_rast->light_twoside,
&urb_read_offset, &urb_read_length);
unsigned sprite_coord_overrides =
iris_calculate_point_sprite_overrides(wm_prog_data, cso_rast);
iris_emit_cmd(batch, GENX(3DSTATE_SBE), sbe) {
sbe.AttributeSwizzleEnable = true;
sbe.NumberofSFOutputAttributes = wm_prog_data->num_varying_inputs;
@@ -2090,13 +2118,14 @@ iris_emit_sbe(struct iris_batch *batch, const struct iris_context *ice)
sbe.ForceVertexURBEntryReadOffset = true;
sbe.ForceVertexURBEntryReadLength = true;
sbe.ConstantInterpolationEnable = wm_prog_data->flat_inputs;
sbe.PointSpriteTextureCoordinateEnable = sprite_coord_overrides;
for (int i = 0; i < 32; i++) {
sbe.AttributeActiveComponentFormat[i] = ACTIVE_COMPONENT_XYZW;
}
}
iris_emit_sbe_swiz(batch, ice, urb_read_offset);
iris_emit_sbe_swiz(batch, ice, urb_read_offset, sprite_coord_overrides);
}
static void