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-rw-r--r--src/gallium/drivers/r600/r600_shader.c25
1 files changed, 17 insertions, 8 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 512cc4a32f4..42878a43f38 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -107,8 +107,8 @@ static void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shade
struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
struct r600_pipe_state *rstate = &shader->rstate;
struct r600_shader *rshader = &shader->shader;
- unsigned i, tmp, exports_ps, num_cout, spi_ps_in_control_0, spi_input_z;
- boolean have_pos = FALSE, have_face = FALSE;
+ unsigned i, tmp, exports_ps, num_cout, spi_ps_in_control_0, spi_input_z, spi_ps_in_control_1;
+ int pos_index = -1, face_index = -1;
/* clear previous register */
rstate->nregs = 0;
@@ -118,14 +118,14 @@ static void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shade
if (rshader->input[i].centroid)
tmp |= S_028644_SEL_CENTROID(1);
if (rshader->input[i].name == TGSI_SEMANTIC_POSITION)
- have_pos = TRUE;
+ pos_index = i;
if (rshader->input[i].name == TGSI_SEMANTIC_COLOR ||
rshader->input[i].name == TGSI_SEMANTIC_BCOLOR ||
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;
+ face_index = i;
if (rshader->input[i].name == TGSI_SEMANTIC_GENERIC &&
rctx->sprite_coord_enable & (1 << rshader->input[i].sid)) {
tmp |= S_028644_PT_SPRITE_TEX(1);
@@ -163,13 +163,22 @@ static void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shade
spi_ps_in_control_0 = S_0286CC_NUM_INTERP(rshader->ninput) |
S_0286CC_PERSP_GRADIENT_ENA(1);
spi_input_z = 0;
- if (have_pos) {
- spi_ps_in_control_0 |= S_0286CC_POSITION_ENA(1) |
- S_0286CC_BARYC_SAMPLE_CNTL(1);
+ if (pos_index != -1) {
+ spi_ps_in_control_0 |= (S_0286CC_POSITION_ENA(1) |
+ S_0286CC_POSITION_CENTROID(rshader->input[pos_index].centroid) |
+ S_0286CC_POSITION_ADDR(rshader->input[pos_index].gpr) |
+ S_0286CC_BARYC_SAMPLE_CNTL(1));
spi_input_z |= 1;
}
+
+ spi_ps_in_control_1 = 0;
+ if (face_index != -1) {
+ spi_ps_in_control_1 |= S_0286D0_FRONT_FACE_ENA(1) |
+ S_286D0_FRONT_FACE_ADDR(rshader->input[face_index].gpr);
+ }
+
r600_pipe_state_add_reg(rstate, R_0286CC_SPI_PS_IN_CONTROL_0, spi_ps_in_control_0, 0xFFFFFFFF, NULL);
- r600_pipe_state_add_reg(rstate, R_0286D0_SPI_PS_IN_CONTROL_1, S_0286D0_FRONT_FACE_ENA(have_face), 0xFFFFFFFF, NULL);
+ r600_pipe_state_add_reg(rstate, R_0286D0_SPI_PS_IN_CONTROL_1, spi_ps_in_control_1, 0xFFFFFFFF, NULL);
r600_pipe_state_add_reg(rstate, R_0286D8_SPI_INPUT_Z, spi_input_z, 0xFFFFFFFF, NULL);
r600_pipe_state_add_reg(rstate,
R_028840_SQ_PGM_START_PS,