Mesa (master): r600g: Added support for TGSI_SEMANTIC_FACE.
Tilman Sauerbeck
tilman at kemper.freedesktop.org
Sun Sep 19 07:21:50 UTC 2010
Module: Mesa
Branch: master
Commit: 8861727c9190c35f7391ad848fefc6a401872007
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=8861727c9190c35f7391ad848fefc6a401872007
Author: Tilman Sauerbeck <tilman at code-monkey.de>
Date: Sat Sep 18 16:42:22 2010 +0200
r600g: Added support for TGSI_SEMANTIC_FACE.
This makes the 'glsl1-gl_FrontFacing var (1)' piglit test pass.
Signed-off-by: Tilman Sauerbeck <tilman at code-monkey.de>
---
src/gallium/drivers/r600/eg_hw_states.c | 9 ++++++++-
src/gallium/drivers/r600/r600_hw_states.c | 9 ++++++++-
2 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/src/gallium/drivers/r600/eg_hw_states.c b/src/gallium/drivers/r600/eg_hw_states.c
index d6f417e..ad8aa4c 100644
--- a/src/gallium/drivers/r600/eg_hw_states.c
+++ b/src/gallium/drivers/r600/eg_hw_states.c
@@ -930,7 +930,7 @@ static int eg_ps_shader(struct r600_context *rctx, struct r600_context_state *rp
const struct pipe_rasterizer_state *rasterizer;
struct r600_shader *rshader = &rpshader->shader;
unsigned i, tmp, exports_ps, num_cout;
- boolean have_pos = FALSE;
+ boolean have_pos = FALSE, have_face = FALSE;
rasterizer = &rctx->rasterizer->state.rasterizer;
@@ -945,6 +945,10 @@ static int eg_ps_shader(struct r600_context *rctx, struct r600_context_state *rp
rshader->input[i].name == TGSI_SEMANTIC_POSITION) {
tmp |= S_028644_FLAT_SHADE(rshader->flat_shade);
}
+
+ if (rshader->input[i].name == TGSI_SEMANTIC_FACE)
+ have_face = TRUE;
+
if (rasterizer->sprite_coord_enable & (1 << i)) {
tmp |= S_028644_PT_SPRITE_TEX(1);
}
@@ -971,7 +975,10 @@ static int eg_ps_shader(struct r600_context *rctx, struct r600_context_state *rp
state->states[EG_PS_SHADER__SPI_PS_IN_CONTROL_0] |= S_0286CC_POSITION_ENA(1);
state->states[EG_PS_SHADER__SPI_INPUT_Z] |= 1;
}
+
state->states[EG_PS_SHADER__SPI_PS_IN_CONTROL_1] = 0x00000000;
+ state->states[EG_PS_SHADER__SPI_PS_IN_CONTROL_1] |= S_0286D0_FRONT_FACE_ENA(have_face);
+
state->states[EG_PS_SHADER__SQ_PGM_RESOURCES_PS] = S_028844_NUM_GPRS(rshader->bc.ngpr) | S_028844_PRIME_CACHE_ON_DRAW(1) |
S_028844_STACK_SIZE(rshader->bc.nstack);
state->states[EG_PS_SHADER__SQ_PGM_EXPORTS_PS] = exports_ps;
diff --git a/src/gallium/drivers/r600/r600_hw_states.c b/src/gallium/drivers/r600/r600_hw_states.c
index bca78ee..25344c6 100644
--- a/src/gallium/drivers/r600/r600_hw_states.c
+++ b/src/gallium/drivers/r600/r600_hw_states.c
@@ -943,7 +943,7 @@ static int r600_ps_shader(struct r600_context *rctx, struct r600_context_state *
const struct pipe_rasterizer_state *rasterizer;
struct r600_shader *rshader = &rpshader->shader;
unsigned i, tmp, exports_ps, num_cout;
- boolean have_pos = FALSE;
+ boolean have_pos = FALSE, have_face = FALSE;
rasterizer = &rctx->rasterizer->state.rasterizer;
@@ -958,6 +958,10 @@ static int r600_ps_shader(struct r600_context *rctx, struct r600_context_state *
rshader->input[i].name == TGSI_SEMANTIC_POSITION) {
tmp |= S_028644_FLAT_SHADE(rshader->flat_shade);
}
+
+ if (rshader->input[i].name == TGSI_SEMANTIC_FACE)
+ have_face = TRUE;
+
if (rasterizer->sprite_coord_enable & (1 << i)) {
tmp |= S_028644_PT_SPRITE_TEX(1);
}
@@ -985,7 +989,10 @@ static int r600_ps_shader(struct r600_context *rctx, struct r600_context_state *
S_0286CC_BARYC_SAMPLE_CNTL(1);
state->states[R600_PS_SHADER__SPI_INPUT_Z] |= 1;
}
+
state->states[R600_PS_SHADER__SPI_PS_IN_CONTROL_1] = 0x00000000;
+ state->states[R600_PS_SHADER__SPI_PS_IN_CONTROL_1] |= S_0286D0_FRONT_FACE_ENA(have_face);
+
state->states[R600_PS_SHADER__SQ_PGM_RESOURCES_PS] = S_028868_NUM_GPRS(rshader->bc.ngpr) |
S_028868_STACK_SIZE(rshader->bc.nstack);
state->states[R600_PS_SHADER__SQ_PGM_EXPORTS_PS] = exports_ps;
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