Hash :
0aa3b5a2
Author :
Date :
2012-11-28T19:43:24
Implement user-defined name hashing. ANGLEBUG=315 Review URL: https://codereview.appspot.com/6818109 git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1469 736b8ea6-26fd-11df-bfd4-992fa37f6226
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//
// Copyright (c) 2002-2011 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#ifndef COMPILER_VARIABLE_INFO_H_
#define COMPILER_VARIABLE_INFO_H_
#include "GLSLANG/ShaderLang.h"
#include "compiler/intermediate.h"
// Provides information about a variable.
// It is currently being used to store info about active attribs and uniforms.
struct TVariableInfo {
TVariableInfo(ShDataType type, int size);
TVariableInfo();
TPersistString name;
TPersistString mappedName;
ShDataType type;
int size;
};
typedef std::vector<TVariableInfo> TVariableInfoList;
// Traverses intermediate tree to collect all attributes and uniforms.
class CollectAttribsUniforms : public TIntermTraverser {
public:
CollectAttribsUniforms(TVariableInfoList& attribs,
TVariableInfoList& uniforms,
ShHashFunction64 hashFunction);
virtual void visitSymbol(TIntermSymbol*);
virtual void visitConstantUnion(TIntermConstantUnion*);
virtual bool visitBinary(Visit, TIntermBinary*);
virtual bool visitUnary(Visit, TIntermUnary*);
virtual bool visitSelection(Visit, TIntermSelection*);
virtual bool visitAggregate(Visit, TIntermAggregate*);
virtual bool visitLoop(Visit, TIntermLoop*);
virtual bool visitBranch(Visit, TIntermBranch*);
private:
TVariableInfoList& mAttribs;
TVariableInfoList& mUniforms;
ShHashFunction64 mHashFunction;
};
#endif // COMPILER_VARIABLE_INFO_H_