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iris: basic SBE code

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This commit is contained in:
Kenneth Graunke
2018-01-29 15:06:04 -08:00
parent 5af16f5e20
commit 54ba8a60d5
1 changed files with 46 additions and 5 deletions
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src/gallium/drivers/iris/iris_state.c
+46 -5
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@@ -188,6 +188,10 @@ UNUSED static void pipe_asserts()
PIPE_ASSERT(PIPE_STENCIL_OP_INCR_WRAP == STENCILOP_INCR);
PIPE_ASSERT(PIPE_STENCIL_OP_DECR_WRAP == STENCILOP_DECR);
PIPE_ASSERT(PIPE_STENCIL_OP_INVERT == STENCILOP_INVERT);
/* pipe_sprite_coord_mode happens to match 3DSTATE_SBE */
PIPE_ASSERT(PIPE_SPRITE_COORD_UPPER_LEFT == UPPERLEFT);
PIPE_ASSERT(PIPE_SPRITE_COORD_LOWER_LEFT == LOWERLEFT);
#undef PIPE_ASSERT
}
@@ -544,6 +548,7 @@ struct iris_rasterizer_state {
bool rasterizer_discard; /* for 3DSTATE_STREAMOUT */
bool half_pixel_center; /* for 3DSTATE_MULTISAMPLE */
enum pipe_sprite_coord_mode sprite_coord_mode; /* PIPE_SPRITE_* */
uint16_t sprite_coord_enable;
};
static void *
@@ -554,8 +559,6 @@ iris_create_rasterizer_state(struct pipe_context *ctx,
malloc(sizeof(struct iris_rasterizer_state));
#if 0
sprite_coord_mode -> SBE PointSpriteTextureCoordinateOrigin
sprite_coord_enable -> SBE PointSpriteTextureCoordinateEnable
point_quad_rasterization -> SBE?
not necessary?
@@ -573,6 +576,8 @@ iris_create_rasterizer_state(struct pipe_context *ctx,
cso->light_twoside = state->light_twoside;
cso->rasterizer_discard = state->rasterizer_discard;
cso->half_pixel_center = state->half_pixel_center;
cso->sprite_coord_mode = state->sprite_coord_mode;
cso->sprite_coord_enable = state->sprite_coord_enable;
iris_pack_command(GENX(3DSTATE_SF), cso->sf, sf) {
sf.StatisticsEnable = true;
@@ -1370,6 +1375,36 @@ iris_set_stream_output_targets(struct pipe_context *ctx,
{
}
#if 0
static void
iris_compute_sbe(const struct iris_context *ice,
const struct brw_wm_prog_data *wm_prog_data)
{
uint32_t sbe_map[GENX(3DSTATE_SBE_length)];
struct iris_rasterizer_state *cso_rast = ice->state.cso_rast;
unsigned urb_read_offset, urb_read_length;
brw_compute_sbe_urb_slot_interval(fp->info.inputs_read,
ice->shaders.last_vue_map,
&urb_read_offset, &urb_read_length);
iris_pack_command(GENX(3DSTATE_SBE), sbe_map, sbe) {
sbe.AttributeSwizzleEnable = true;
sbe.NumberofSFOutputAttributes = wm_prog_data->num_varying_inputs;
sbe.PointSpriteTextureCoordinateOrigin = cso_rast->sprite_coord_mode;
sbe.VertexURBEntryReadOffset = urb_read_offset;
sbe.VertexURBEntryReadLength = urb_read_length;
sbe.ForceVertexURBEntryReadOffset = true;
sbe.ForceVertexURBEntryReadLength = true;
sbe.ConstantInterpolationEnable = wm_prog_data->flat_inputs;
for (int i = 0; i < urb_read_length * 2; i++) {
sbe.AttributeActiveComponentFormat[i] = ACTIVE_COMPONENT_XYZW;
}
}
}
#endif
static void
iris_bind_compute_state(struct pipe_context *ctx, void *state)
{
@@ -1950,9 +1985,15 @@ iris_upload_render_state(struct iris_context *ice,
iris_emit_merge(batch, cso->wm, dynamic_wm, ARRAY_SIZE(cso->wm));
}
// XXX: 3DSTATE_SBE, 3DSTATE_SBE_SWIZ
// -> iris_raster_state (point sprite texture coordinate origin)
// -> bunch of shader state...
if (1) {
// XXX: 3DSTATE_SBE, 3DSTATE_SBE_SWIZ
// -> iris_raster_state (point sprite texture coordinate origin)
// -> bunch of shader state...
iris_emit_cmd(batch, GENX(3DSTATE_SBE), sbe) {
}
iris_emit_cmd(batch, GENX(3DSTATE_SBE_SWIZ), sbe) {
}
}
if (dirty & IRIS_DIRTY_PS_BLEND) {
struct iris_blend_state *cso_blend = ice->state.cso_blend;