diff options
| author | Dave Airlie <airlied@redhat.com> | 2010-10-06 10:14:33 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-10-13 09:30:05 +1000 |
| commit | 39d1feb51e9dac794751e72f48faf26409a84b1c (patch) | |
| tree | f0c2e04e6850200bc66b328454347acedcb4ca07 /src | |
| parent | 40acb109de61ba445b9247f7d53eaf1c2b9b1245 (diff) | |
r600g: add shader stencil export support.
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/r600/r600_pipe.c | 1 | ||||
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 16 | ||||
| -rw-r--r-- | src/gallium/drivers/r600/r600d.h | 3 |
3 files changed, 18 insertions, 2 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c index 832a2b2b60..52fe3c777b 100644 --- a/src/gallium/drivers/r600/r600_pipe.c +++ b/src/gallium/drivers/r600/r600_pipe.c @@ -242,6 +242,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_INDEP_BLEND_ENABLE: case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE: case PIPE_CAP_DEPTH_CLAMP: + case PIPE_CAP_SHADER_STENCIL_EXPORT: return 1; /* Unsupported features (boolean caps). */ diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 341800306d..8930d4e183 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -137,12 +137,17 @@ static void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shade R_02880C_DB_SHADER_CONTROL, S_02880C_Z_EXPORT_ENABLE(1), S_02880C_Z_EXPORT_ENABLE(1), NULL); + if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL) + r600_pipe_state_add_reg(rstate, + R_02880C_DB_SHADER_CONTROL, + S_02880C_STENCIL_REF_EXPORT_ENABLE(1), + S_02880C_STENCIL_REF_EXPORT_ENABLE(1), NULL); } exports_ps = 0; num_cout = 0; for (i = 0; i < rshader->noutput; i++) { - if (rshader->output[i].name == TGSI_SEMANTIC_POSITION) + if (rshader->output[i].name == TGSI_SEMANTIC_POSITION || rshader->output[i].name == TGSI_SEMANTIC_STENCIL) exports_ps |= 1; else if (rshader->output[i].name == TGSI_SEMANTIC_COLOR) { num_cout++; @@ -628,7 +633,14 @@ int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *s } else if (shader->output[i].name == TGSI_SEMANTIC_POSITION) { output[i].array_base = 61; output[i].swizzle_x = 2; - output[i].swizzle_y = output[i].swizzle_z = output[i].swizzle_w = 7; + output[i].swizzle_y = 7; + output[i].swizzle_z = output[i].swizzle_w = 7; + output[i].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; + } else if (shader->output[i].name == TGSI_SEMANTIC_STENCIL) { + output[i].array_base = 61; + output[i].swizzle_x = 7; + output[i].swizzle_y = 1; + output[i].swizzle_z = output[i].swizzle_w = 7; output[i].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PIXEL; } else { R600_ERR("unsupported fragment output name %d\n", shader->output[i].name); diff --git a/src/gallium/drivers/r600/r600d.h b/src/gallium/drivers/r600/r600d.h index a96d2ce26c..f32f5286c9 100644 --- a/src/gallium/drivers/r600/r600d.h +++ b/src/gallium/drivers/r600/r600d.h @@ -667,6 +667,9 @@ #define S_02880C_Z_EXPORT_ENABLE(x) (((x) & 0x1) << 0) #define G_02880C_Z_EXPORT_ENABLE(x) (((x) >> 0) & 0x1) #define C_02880C_Z_EXPORT_ENABLE 0xFFFFFFFE +#define S_02880C_STENCIL_REF_EXPORT_ENABLE(x) (((x) & 0x1) << 1) +#define G_02880C_STENCIL_REF_EXPORT_ENABLE(x) (((x) >> 1) & 0x1) +#define C_02880C_STENCIL_REF_EXPORT_ENABLE 0xFFFFFFFD #define S_02880C_Z_ORDER(x) (((x) & 0x3) << 4) #define G_02880C_Z_ORDER(x) (((x) >> 4) & 0x3) #define C_02880C_Z_ORDER 0xFFFFFCFF |