attribute.h

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//
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// Copyright (C) 2018 Google, Inc.
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#ifndef _ATTRIBUTE_INCLUDED_
#define _ATTRIBUTE_INCLUDED_

#include "../Include/Common.h"
#include "../Include/ConstantUnion.h"

namespace glslang {

 enum TAttributeType {
 EatNone,
 EatAllow_uav_condition,
 EatBranch,
 EatCall,
 EatDomain,
 EatEarlyDepthStencil,
 EatFastOpt,
 EatFlatten,
 EatForceCase,
 EatInstance,
 EatMaxTessFactor,
 EatNumThreads,
 EatMaxVertexCount,
 EatOutputControlPoints,
 EatOutputTopology,
 EatPartitioning,
 EatPatchConstantFunc,
 EatPatchSize,
 EatUnroll,
 EatLoop,
 EatBinding,
 EatGlobalBinding,
 EatLocation,
 EatInputAttachment,
 EatBuiltIn,
 EatPushConstant,
 EatConstantId,
 EatDependencyInfinite,
 EatDependencyLength
 };

 class TIntermAggregate;

 struct TAttributeArgs {
 TAttributeType name;
 const TIntermAggregate* args;

 // Obtain attribute as integer
 // Return false if it cannot be obtained
 bool getInt(int& value, int argNum = 0) const;

 // Obtain attribute as string, with optional to-lower transform
 // Return false if it cannot be obtained
 bool getString(TString& value, int argNum = 0, bool convertToLower = true) const;

 // How many arguments were provided to the attribute?
 int size() const;

 protected:
 const TConstUnion* getConstUnion(TBasicType basicType, int argNum) const;
 };

 typedef TList<TAttributeArgs> TAttributes;

} // end namespace glslang

#endif // _ATTRIBUTE_INCLUDED_