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glsl: add gl_MaxSamples, new in GL 4.5 / GL ES 3.2

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Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Ilia Mirkin 2016-02-19 13:20:48 -05:00
parent 4fea98991c
commit 903640c2ac
3 changed files with 9 additions and 0 deletions
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3
src/compiler/glsl/builtin_variables.cpp
View file

@ -878,6 +878,9 @@ builtin_variable_generator::generate_constants()
add_const("gl_MaxTessControlUniformComponents", state->Const.MaxTessControlUniformComponents);
add_const("gl_MaxTessEvaluationUniformComponents", state->Const.MaxTessEvaluationUniformComponents);
}
if (state->is_version(450, 320))
add_const("gl_MaxSamples", state->Const.MaxSamples);
}

3
src/compiler/glsl/glsl_parser_extras.cpp
View file

@ -179,6 +179,9 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *_ctx,
this->Const.MaxTessControlUniformComponents = ctx->Const.Program[MESA_SHADER_TESS_CTRL].MaxUniformComponents;
this->Const.MaxTessEvaluationUniformComponents = ctx->Const.Program[MESA_SHADER_TESS_EVAL].MaxUniformComponents;
/* GL 4.5 / OES_sample_variables */
this->Const.MaxSamples = ctx->Const.MaxSamples;
this->current_function = NULL;
this->toplevel_ir = NULL;
this->found_return = false;

3
src/compiler/glsl/glsl_parser_extras.h
View file

@ -461,6 +461,9 @@ struct _mesa_glsl_parse_state {
unsigned MaxTessControlTotalOutputComponents;
unsigned MaxTessControlUniformComponents;
unsigned MaxTessEvaluationUniformComponents;
/* GL 4.5 / OES_sample_variables */
unsigned MaxSamples;
} Const;
/**