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i965/blorp: Add genxml-based dynamic state emit functions 

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
This commit is contained in:
Jason Ekstrand 2016-08-10 15:55:11 -07:00
parent c8bc1ae96a
commit eb655c4fc2
1 changed files with 73 additions and 9 deletions
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82
src/mesa/drivers/dri/i965/genX_blorp_exec.c
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@ -266,6 +266,70 @@ blorp_emit_depth_stencil_config(struct brw_context *brw,
blorp_emit(brw, GENX(3DSTATE_STENCIL_BUFFER), sb);
}
static uint32_t
blorp_emit_blend_state(struct brw_context *brw,
const struct brw_blorp_params *params)
{
struct GENX(BLEND_STATE) blend;
memset(&blend, 0, sizeof(blend));
for (unsigned i = 0; i < params->num_draw_buffers; ++i) {
blend.Entry[i].PreBlendColorClampEnable = true;
blend.Entry[i].PostBlendColorClampEnable = true;
blend.Entry[i].ColorClampRange = COLORCLAMP_RTFORMAT;
blend.Entry[i].WriteDisableRed = params->color_write_disable[0];
blend.Entry[i].WriteDisableGreen = params->color_write_disable[1];
blend.Entry[i].WriteDisableBlue = params->color_write_disable[2];
blend.Entry[i].WriteDisableAlpha = params->color_write_disable[3];
}
uint32_t offset;
void *state = brw_state_batch(brw, AUB_TRACE_BLEND_STATE,
GENX(BLEND_STATE_length) * 4, 64, &offset);
GENX(BLEND_STATE_pack)(NULL, state, &blend);
return offset;
}
static uint32_t
blorp_emit_color_calc_state(struct brw_context *brw,
const struct brw_blorp_params *params)
{
uint32_t offset;
void *state = brw_state_batch(brw, AUB_TRACE_CC_STATE,
GENX(COLOR_CALC_STATE_length) * 4, 64, &offset);
memset(state, 0, GENX(COLOR_CALC_STATE_length) * 4);
return offset;
}
static uint32_t
blorp_emit_depth_stencil_state(struct brw_context *brw,
const struct brw_blorp_params *params)
{
/* See the following sections of the Sandy Bridge PRM, Volume 1, Part2:
* - 7.5.3.1 Depth Buffer Clear
* - 7.5.3.2 Depth Buffer Resolve
* - 7.5.3.3 Hierarchical Depth Buffer Resolve
*/
struct GENX(DEPTH_STENCIL_STATE) ds = {
.DepthBufferWriteEnable = true,
};
if (params->hiz_op == GEN6_HIZ_OP_DEPTH_RESOLVE) {
ds.DepthTestEnable = true;
ds.DepthTestFunction = COMPAREFUNCTION_NEVER;
}
uint32_t offset;
void *state = brw_state_batch(brw, AUB_TRACE_DEPTH_STENCIL_STATE,
GENX(DEPTH_STENCIL_STATE_length) * 4, 64,
&offset);
GENX(DEPTH_STENCIL_STATE_pack)(NULL, state, &ds);
return offset;
}
/* 3DSTATE_VIEWPORT_STATE_POINTERS */
static void
@ -304,9 +368,9 @@ void
genX(blorp_exec)(struct brw_context *brw,
const struct brw_blorp_params *params)
{
uint32_t cc_blend_state_offset = 0;
uint32_t cc_state_offset = 0;
uint32_t depthstencil_offset;
uint32_t blend_state_offset = 0;
uint32_t color_calc_state_offset = 0;
uint32_t depth_stencil_state_offset;
uint32_t wm_bind_bo_offset = 0;
/* Emit workaround flushes when we switch from drawing to blorping. */
@ -337,10 +401,10 @@ genX(blorp_exec)(struct brw_context *brw,
}
if (params->wm_prog_data) {
cc_blend_state_offset = gen6_blorp_emit_blend_state(brw, params);
cc_state_offset = gen6_blorp_emit_cc_state(brw);
blend_state_offset = blorp_emit_blend_state(brw, params);
color_calc_state_offset = blorp_emit_color_calc_state(brw, params);
}
depthstencil_offset = gen6_blorp_emit_depth_stencil_state(brw, params);
depth_stencil_state_offset = blorp_emit_depth_stencil_state(brw, params);
/* 3DSTATE_CC_STATE_POINTERS
*
@ -353,9 +417,9 @@ genX(blorp_exec)(struct brw_context *brw,
cc.BLEND_STATEChange = true;
cc.COLOR_CALC_STATEChange = true;
cc.DEPTH_STENCIL_STATEChange = true;
cc.PointertoBLEND_STATE = cc_blend_state_offset;
cc.PointertoCOLOR_CALC_STATE = cc_state_offset;
cc.PointertoDEPTH_STENCIL_STATE = depthstencil_offset;
cc.PointertoBLEND_STATE = blend_state_offset;
cc.PointertoCOLOR_CALC_STATE = color_calc_state_offset;
cc.PointertoDEPTH_STENCIL_STATE = depth_stencil_state_offset;
}
blorp_emit(brw, GENX(3DSTATE_CONSTANT_VS), vs);