gfx/angle/checkout/src/compiler/translator/tree_ops/RegenerateStructNames.h
author Jeff Gilbert <jgilbert@mozilla.com>
Fri, 15 Mar 2019 22:55:50 -0700
changeset 470378 167ee7c46b84bc9f0988896d74adc810ec2e495a
parent 419438 b7c91a6f1b0a72da63f430d8f6c57d5374d7e0a7
permissions -rw-r--r--
Bug 1520948 - Update ANGLE to chromium/3729..moz/firefox-68. Differential Revision: https://phabricator.services.mozilla.com/D23772

//
// Copyright (c) 2002-2014 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_TRANSLATOR_TREEOPS_REGENERATESTRUCTNAMES_H_
#define COMPILER_TRANSLATOR_TREEOPS_REGENERATESTRUCTNAMES_H_

#include "compiler/translator/SymbolTable.h"
#include "compiler/translator/tree_util/IntermTraverse.h"

#include <set>

namespace sh
{

class RegenerateStructNames : public TIntermTraverser
{
  public:
    RegenerateStructNames(TSymbolTable *symbolTable)
        : TIntermTraverser(true, false, false, symbolTable), mScopeDepth(0)
    {}

  protected:
    void visitSymbol(TIntermSymbol *) override;
    bool visitBlock(Visit, TIntermBlock *block) override;

  private:
    // Indicating the depth of the current scope.
    // The global scope is 1.
    int mScopeDepth;

    // If a struct's declared globally, push its ID in this set.
    std::set<int> mDeclaredGlobalStructs;
};

}  // namespace sh

#endif  // COMPILER_TRANSLATOR_TREEOPS_REGENERATESTRUCTNAMES_H_