From 8ed8592fd685727e568fc0d7f74b835efb03fbc4 Mon Sep 17 00:00:00 2001 From: Gregory Hainaut Date: Fri, 28 Jun 2013 14:05:49 -0700 Subject: [PATCH] mesa/sso: Add support for GL_PROGRAM_SEPARABLE query This was originally included in another patch, but it was split out by Ian Romanick. Reviewed-by: Ian Romanick Reviewed-by: Jordan Justen --- src/mesa/main/mtypes.h | 6 ++++++ src/mesa/main/shaderapi.c | 25 +++++++++++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index c998cc6a02c..fbbca5528d9 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -2586,6 +2586,12 @@ struct gl_shader_program */ GLboolean InternalSeparateShader; + /** + * Indicates whether program can be bound for individual pipeline stages + * using UseProgramStages after it is next linked. + */ + GLboolean SeparateShader; + GLuint NumShaders; /**< number of attached shaders */ struct gl_shader **Shaders; /**< List of attached the shaders */ diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c index ac95dc735cf..79ef149d765 100644 --- a/src/mesa/main/shaderapi.c +++ b/src/mesa/main/shaderapi.c @@ -696,6 +696,12 @@ get_programiv(struct gl_context *ctx, GLuint program, GLenum pname, GLint *param params[i] = shProg->Comp.LocalSize[i]; return; } + case GL_PROGRAM_SEPARABLE: + if (!ctx->Extensions.ARB_separate_shader_objects) + break; + + *params = shProg->SeparateShader; + return; default: break; } @@ -1736,6 +1742,25 @@ _mesa_ProgramParameteri(GLuint program, GLenum pname, GLint value) */ shProg->BinaryRetreivableHint = value; return; + + case GL_PROGRAM_SEPARABLE: + if (!ctx->Extensions.ARB_separate_shader_objects) + break; + + /* Spec imply that the behavior is the same as ARB_get_program_binary + * Chapter 7.3 Program Objects + */ + if (value != GL_TRUE && value != GL_FALSE) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glProgramParameteri(pname=%s, value=%d): " + "value must be 0 or 1.", + _mesa_lookup_enum_by_nr(pname), + value); + return; + } + shProg->SeparateShader = value; + return; + default: break; } -- 2.30.2