diff options
author | Jason Ekstrand <[email protected]> | 2015-10-08 15:47:09 -0700 |
---|---|---|
committer | Jason Ekstrand <[email protected]> | 2015-10-19 08:47:03 -0700 |
commit | 688d2e45855299dcf474791f29d65040ce5cb2dc (patch) | |
tree | 346d7598ed7077a9057222a6d4ddc84ca65b5676 | |
parent | 4889c73dd1ed0af7920b950f6810361a6eeabcc2 (diff) |
nir/info: Add a few bits of info for fragment shaders
Reviewed-by: Topi Pohjolainen <[email protected]>
-rw-r--r-- | src/glsl/nir/glsl_to_nir.cpp | 10 | ||||
-rw-r--r-- | src/glsl/nir/nir.h | 13 | ||||
-rw-r--r-- | src/mesa/program/prog_to_nir.c | 6 |
3 files changed, 29 insertions, 0 deletions
diff --git a/src/glsl/nir/glsl_to_nir.cpp b/src/glsl/nir/glsl_to_nir.cpp index d230ad4416d..76e1382c362 100644 --- a/src/glsl/nir/glsl_to_nir.cpp +++ b/src/glsl/nir/glsl_to_nir.cpp @@ -173,6 +173,16 @@ glsl_to_nir(const struct gl_shader_program *shader_prog, shader->info.gs.invocations = sh->Geom.Invocations; break; + case MESA_SHADER_FRAGMENT: { + struct gl_fragment_program *fp = + (struct gl_fragment_program *)sh->Program; + + shader->info.fs.uses_discard = fp->UsesKill; + shader->info.fs.early_fragment_tests = sh->EarlyFragmentTests; + shader->info.fs.depth_layout = fp->FragDepthLayout; + break; + } + case MESA_SHADER_COMPUTE: { struct gl_compute_program *cp = (struct gl_compute_program *)sh->Program; shader->info.cs.local_size[0] = cp->LocalSize[0]; diff --git a/src/glsl/nir/nir.h b/src/glsl/nir/nir.h index 32259e720d9..2ab48fb9d9c 100644 --- a/src/glsl/nir/nir.h +++ b/src/glsl/nir/nir.h @@ -1503,6 +1503,19 @@ typedef struct nir_shader_info { } gs; struct { + bool uses_discard; + + /** + * Whether early fragment tests are enabled as defined by + * ARB_shader_image_load_store. + */ + bool early_fragment_tests; + + /** gl_FragDepth layout for ARB_conservative_depth. */ + enum gl_frag_depth_layout depth_layout; + } fs; + + struct { unsigned local_size[3]; } cs; }; diff --git a/src/mesa/program/prog_to_nir.c b/src/mesa/program/prog_to_nir.c index da61a2b9bd3..539e3c05312 100644 --- a/src/mesa/program/prog_to_nir.c +++ b/src/mesa/program/prog_to_nir.c @@ -1129,6 +1129,12 @@ prog_to_nir(const struct gl_program *prog, s->info.uses_clip_distance_out = false; s->info.separate_shader = false; + if (stage == MESA_SHADER_FRAGMENT) { + struct gl_fragment_program *fp = (struct gl_fragment_program *)prog; + + s->info.fs.uses_discard = fp->UsesKill; + } + fail: if (c->error) { ralloc_free(s); |