diff options
author | Paul Berry <stereotype441@gmail.com> | 2014-01-08 01:42:58 -0800 |
---|---|---|
committer | Paul Berry <stereotype441@gmail.com> | 2014-02-05 09:03:08 -0800 |
commit | 0398b69954eb8e73e9ae663ce200170ff70d216d (patch) | |
tree | fb4bf1c166e4fa1b0d6f8a1e4533b58689f9836b | |
parent | c85c50997f073993b86c694dda7c18bbaca30bbf (diff) |
mesa/cs: Implement MAX_COMPUTE_WORK_GROUP_COUNT constant.
v2: Document that the 3-element array MaxComputeWorkGroupCount is
indexed by dimension.
Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
-rw-r--r-- | src/glsl/builtin_variables.cpp | 4 | ||||
-rw-r--r-- | src/glsl/glsl_parser_extras.cpp | 2 | ||||
-rw-r--r-- | src/glsl/glsl_parser_extras.h | 1 | ||||
-rw-r--r-- | src/glsl/main.cpp | 3 | ||||
-rw-r--r-- | src/glsl/standalone_scaffolding.cpp | 3 | ||||
-rw-r--r-- | src/mesa/main/context.c | 3 | ||||
-rw-r--r-- | src/mesa/main/get.c | 8 | ||||
-rw-r--r-- | src/mesa/main/mtypes.h | 1 |
8 files changed, 25 insertions, 0 deletions
diff --git a/src/glsl/builtin_variables.cpp b/src/glsl/builtin_variables.cpp index f96d4895d5f..3e7a84521e9 100644 --- a/src/glsl/builtin_variables.cpp +++ b/src/glsl/builtin_variables.cpp @@ -682,6 +682,10 @@ builtin_variable_generator::generate_constants() } if (state->is_version(430, 0) || state->ARB_compute_shader_enable) { + add_const_ivec3("gl_MaxComputeWorkGroupCount", + state->Const.MaxComputeWorkGroupCount[0], + state->Const.MaxComputeWorkGroupCount[1], + state->Const.MaxComputeWorkGroupCount[2]); add_const_ivec3("gl_MaxComputeWorkGroupSize", state->Const.MaxComputeWorkGroupSize[0], state->Const.MaxComputeWorkGroupSize[1], diff --git a/src/glsl/glsl_parser_extras.cpp b/src/glsl/glsl_parser_extras.cpp index d256680e8ea..d45e63f9d2f 100644 --- a/src/glsl/glsl_parser_extras.cpp +++ b/src/glsl/glsl_parser_extras.cpp @@ -124,6 +124,8 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *_ctx, this->Const.MaxAtomicBufferBindings = ctx->Const.MaxAtomicBufferBindings; /* Compute shader constants */ + for (unsigned i = 0; i < Elements(this->Const.MaxComputeWorkGroupCount); i++) + this->Const.MaxComputeWorkGroupCount[i] = ctx->Const.MaxComputeWorkGroupCount[i]; for (unsigned i = 0; i < Elements(this->Const.MaxComputeWorkGroupSize); i++) this->Const.MaxComputeWorkGroupSize[i] = ctx->Const.MaxComputeWorkGroupSize[i]; diff --git a/src/glsl/glsl_parser_extras.h b/src/glsl/glsl_parser_extras.h index 802e0f0e635..20ed2cfddc6 100644 --- a/src/glsl/glsl_parser_extras.h +++ b/src/glsl/glsl_parser_extras.h @@ -252,6 +252,7 @@ struct _mesa_glsl_parse_state { unsigned MaxAtomicBufferBindings; /* ARB_compute_shader */ + unsigned MaxComputeWorkGroupCount[3]; unsigned MaxComputeWorkGroupSize[3]; } Const; diff --git a/src/glsl/main.cpp b/src/glsl/main.cpp index 94bc1cc5e91..5ea57d53a88 100644 --- a/src/glsl/main.cpp +++ b/src/glsl/main.cpp @@ -50,6 +50,9 @@ initialize_context(struct gl_context *ctx, gl_api api) */ ctx->Const.GLSLVersion = glsl_version; ctx->Extensions.ARB_ES3_compatibility = true; + ctx->Const.MaxComputeWorkGroupCount[0] = 65535; + ctx->Const.MaxComputeWorkGroupCount[1] = 65535; + ctx->Const.MaxComputeWorkGroupCount[2] = 65535; ctx->Const.MaxComputeWorkGroupSize[0] = 1024; ctx->Const.MaxComputeWorkGroupSize[1] = 1024; ctx->Const.MaxComputeWorkGroupSize[2] = 64; diff --git a/src/glsl/standalone_scaffolding.cpp b/src/glsl/standalone_scaffolding.cpp index 475fbd8edc8..6c25010b7d9 100644 --- a/src/glsl/standalone_scaffolding.cpp +++ b/src/glsl/standalone_scaffolding.cpp @@ -141,6 +141,9 @@ void initialize_context_to_defaults(struct gl_context *ctx, gl_api api) ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxInputComponents = 32; ctx->Const.MaxDrawBuffers = 1; + ctx->Const.MaxComputeWorkGroupCount[0] = 65535; + ctx->Const.MaxComputeWorkGroupCount[1] = 65535; + ctx->Const.MaxComputeWorkGroupCount[2] = 65535; ctx->Const.MaxComputeWorkGroupSize[0] = 1024; ctx->Const.MaxComputeWorkGroupSize[1] = 1024; ctx->Const.MaxComputeWorkGroupSize[2] = 64; diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 4cf86bc5150..f2f9bb3ed5c 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -702,6 +702,9 @@ _mesa_init_constants(struct gl_context *ctx) ctx->Const.MaxVertexAttribBindings = MAX_VERTEX_GENERIC_ATTRIBS; /* GL_ARB_compute_shader */ + ctx->Const.MaxComputeWorkGroupCount[0] = 65535; + ctx->Const.MaxComputeWorkGroupCount[1] = 65535; + ctx->Const.MaxComputeWorkGroupCount[2] = 65535; ctx->Const.MaxComputeWorkGroupSize[0] = 1024; ctx->Const.MaxComputeWorkGroupSize[1] = 1024; ctx->Const.MaxComputeWorkGroupSize[2] = 64; diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c index 2833a15a433..32aa7364a91 100644 --- a/src/mesa/main/get.c +++ b/src/mesa/main/get.c @@ -1929,6 +1929,14 @@ find_value_indexed(const char *func, GLenum pname, GLuint index, union value *v) v->value_int = ctx->ImageUnits[index].Format; return TYPE_INT; + case GL_MAX_COMPUTE_WORK_GROUP_COUNT: + if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_compute_shader) + goto invalid_enum; + if (index >= 3) + goto invalid_value; + v->value_int = ctx->Const.MaxComputeWorkGroupCount[index]; + return TYPE_INT; + case GL_MAX_COMPUTE_WORK_GROUP_SIZE: if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_compute_shader) goto invalid_enum; diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 40e2e68f2d7..bd22d5003fd 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -3380,6 +3380,7 @@ struct gl_constants GLuint MaxCombinedImageUniforms; /** GL_ARB_compute_shader */ + GLuint MaxComputeWorkGroupCount[3]; /* Array of x, y, z dimensions */ GLuint MaxComputeWorkGroupSize[3]; /* Array of x, y, z dimensions */ GLuint MaxComputeWorkGroupInvocations; }; |