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author | marha <marha@users.sourceforge.net> | 2012-08-27 08:17:50 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2012-09-04 14:23:00 +0200 |
commit | 02b914d3b9b658a16e17cf2d95deede75dbbacc9 (patch) | |
tree | 3757711ab3e1db8e1b59877354096503d9635112 /mesalib/src/mesa/main/shaderapi.c | |
parent | f479a5fc7f844d96b169c399cb1e8ac085de6c2b (diff) | |
download | vcxsrv-02b914d3b9b658a16e17cf2d95deede75dbbacc9.tar.gz vcxsrv-02b914d3b9b658a16e17cf2d95deede75dbbacc9.tar.bz2 vcxsrv-02b914d3b9b658a16e17cf2d95deede75dbbacc9.zip |
xwininfo fontconfig libX11 libXau libXext libxcb mesa pixman
xkeyboard-config git update 27 Aug 2012
Diffstat (limited to 'mesalib/src/mesa/main/shaderapi.c')
-rw-r--r-- | mesalib/src/mesa/main/shaderapi.c | 92 |
1 files changed, 61 insertions, 31 deletions
diff --git a/mesalib/src/mesa/main/shaderapi.c b/mesalib/src/mesa/main/shaderapi.c index caeb9657e..d6acade3d 100644 --- a/mesalib/src/mesa/main/shaderapi.c +++ b/mesalib/src/mesa/main/shaderapi.c @@ -177,7 +177,7 @@ validate_shader_target(const struct gl_context *ctx, GLenum type) #endif #if FEATURE_ARB_geometry_shader4 case GL_GEOMETRY_SHADER_ARB: - return ctx->Extensions.ARB_geometry_shader4; + return _mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_geometry_shader4; #endif default: return false; @@ -473,6 +473,29 @@ get_programiv(struct gl_context *ctx, GLuint program, GLenum pname, GLint *param struct gl_shader_program *shProg = _mesa_lookup_shader_program(ctx, program); +#if FEATURE_EXT_transform_feedback + /* Is transform feedback available in this context? + */ + const bool has_xfb = + (ctx->API == API_OPENGL && ctx->Extensions.EXT_transform_feedback) + || ctx->API == API_OPENGL_CORE + || _mesa_is_gles3(ctx); +#endif + +#if FEATURE_ARB_geometry_shader4 + /* Are geometry shaders available in this context? + */ + const bool has_gs = + _mesa_is_desktop_gl(ctx) && ctx->Extensions.ARB_geometry_shader4; +#endif + + /* Are uniform buffer objects available in this context? + */ + const bool has_ubo = + (ctx->API == API_OPENGL && ctx->Extensions.ARB_uniform_buffer_object) + || ctx->API == API_OPENGL_CORE + || _mesa_is_gles3(ctx); + if (!shProg) { _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramiv(program)"); return; @@ -481,28 +504,28 @@ get_programiv(struct gl_context *ctx, GLuint program, GLenum pname, GLint *param switch (pname) { case GL_DELETE_STATUS: *params = shProg->DeletePending; - break; + return; case GL_LINK_STATUS: *params = shProg->LinkStatus; - break; + return; case GL_VALIDATE_STATUS: *params = shProg->Validated; - break; + return; case GL_INFO_LOG_LENGTH: *params = shProg->InfoLog ? strlen(shProg->InfoLog) + 1 : 0; - break; + return; case GL_ATTACHED_SHADERS: *params = shProg->NumShaders; - break; + return; case GL_ACTIVE_ATTRIBUTES: *params = _mesa_count_active_attribs(shProg); - break; + return; case GL_ACTIVE_ATTRIBUTE_MAX_LENGTH: *params = _mesa_longest_attribute_name_length(shProg); - break; + return; case GL_ACTIVE_UNIFORMS: *params = shProg->NumUserUniformStorage; - break; + return; case GL_ACTIVE_UNIFORM_MAX_LENGTH: { unsigned i; GLint max_len = 0; @@ -517,41 +540,48 @@ get_programiv(struct gl_context *ctx, GLuint program, GLenum pname, GLint *param } *params = max_len; - break; + return; } - case GL_PROGRAM_BINARY_LENGTH_OES: - *params = 0; - break; #if FEATURE_EXT_transform_feedback case GL_TRANSFORM_FEEDBACK_VARYINGS: + if (!has_xfb) + break; *params = shProg->TransformFeedback.NumVarying; - break; + return; case GL_TRANSFORM_FEEDBACK_VARYING_MAX_LENGTH: + if (!has_xfb) + break; *params = longest_feedback_varying_name(shProg) + 1; - break; + return; case GL_TRANSFORM_FEEDBACK_BUFFER_MODE: + if (!has_xfb) + break; *params = shProg->TransformFeedback.BufferMode; - break; + return; #endif #if FEATURE_ARB_geometry_shader4 case GL_GEOMETRY_VERTICES_OUT_ARB: + if (!has_gs) + break; *params = shProg->Geom.VerticesOut; - break; + return; case GL_GEOMETRY_INPUT_TYPE_ARB: + if (!has_gs) + break; *params = shProg->Geom.InputType; - break; + return; case GL_GEOMETRY_OUTPUT_TYPE_ARB: + if (!has_gs) + break; *params = shProg->Geom.OutputType; - break; + return; #endif case GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH: { unsigned i; GLint max_len = 0; - if (!ctx->Extensions.ARB_uniform_buffer_object) { - _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramiv(pname)"); - return; - } + if (!has_ubo) + break; for (i = 0; i < shProg->NumUniformBlocks; i++) { /* Add one for the terminating NUL character. @@ -563,20 +593,20 @@ get_programiv(struct gl_context *ctx, GLuint program, GLenum pname, GLint *param } *params = max_len; - break; + return; } case GL_ACTIVE_UNIFORM_BLOCKS: - if (!ctx->Extensions.ARB_uniform_buffer_object) { - _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramiv(pname)"); - return; - } + if (!has_ubo) + break; *params = shProg->NumUniformBlocks; - break; - default: - _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramiv(pname)"); return; + default: + break; } + + _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramiv(pname=%s)", + _mesa_lookup_enum_by_nr(pname)); } |