diff options
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 25 |
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 512cc4a32f..42878a43f3 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, |