1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/compiler/VariableInfo.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,49 @@
1.4 +//
1.5 +// Copyright (c) 2002-2011 The ANGLE Project Authors. All rights reserved.
1.6 +// Use of this source code is governed by a BSD-style license that can be
1.7 +// found in the LICENSE file.
1.8 +//
1.9 +
1.10 +#ifndef COMPILER_VARIABLE_INFO_H_
1.11 +#define COMPILER_VARIABLE_INFO_H_
1.12 +
1.13 +#include "GLSLANG/ShaderLang.h"
1.14 +#include "compiler/intermediate.h"
1.15 +
1.16 +// Provides information about a variable.
1.17 +// It is currently being used to store info about active attribs and uniforms.
1.18 +struct TVariableInfo {
1.19 + TVariableInfo(ShDataType type, int size);
1.20 + TVariableInfo();
1.21 +
1.22 + TPersistString name;
1.23 + TPersistString mappedName;
1.24 + ShDataType type;
1.25 + int size;
1.26 +};
1.27 +typedef std::vector<TVariableInfo> TVariableInfoList;
1.28 +
1.29 +// Traverses intermediate tree to collect all attributes and uniforms.
1.30 +class CollectAttribsUniforms : public TIntermTraverser {
1.31 +public:
1.32 + CollectAttribsUniforms(TVariableInfoList& attribs,
1.33 + TVariableInfoList& uniforms,
1.34 + ShHashFunction64 hashFunction);
1.35 +
1.36 + virtual void visitSymbol(TIntermSymbol*);
1.37 + virtual void visitConstantUnion(TIntermConstantUnion*);
1.38 + virtual bool visitBinary(Visit, TIntermBinary*);
1.39 + virtual bool visitUnary(Visit, TIntermUnary*);
1.40 + virtual bool visitSelection(Visit, TIntermSelection*);
1.41 + virtual bool visitAggregate(Visit, TIntermAggregate*);
1.42 + virtual bool visitLoop(Visit, TIntermLoop*);
1.43 + virtual bool visitBranch(Visit, TIntermBranch*);
1.44 +
1.45 +private:
1.46 + TVariableInfoList& mAttribs;
1.47 + TVariableInfoList& mUniforms;
1.48 +
1.49 + ShHashFunction64 mHashFunction;
1.50 +};
1.51 +
1.52 +#endif // COMPILER_VARIABLE_INFO_H_
