kc3-lang/angle/src/compiler/translator/NodeSearch.h

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• Author : Jamie Madill
  Date : 2016-12-12 14:42:19
  Hash : d7b1ab58
  Message : Fix up translator style. Using git cl format. BUG=angleproject:650 Change-Id: I7d3f98d2b0dcfb0a8de6c35327db74e55c28d761 Reviewed-on: https://chromium-review.googlesource.com/419059 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>

• src/compiler/translator/NodeSearch.h

• //
  // Copyright (c) 2002-2013 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.
  //
  // NodeSearch.h: Utilities for searching translator node graphs
  //
  
  #ifndef COMPILER_TRANSLATOR_NODESEARCH_H_
  #define COMPILER_TRANSLATOR_NODESEARCH_H_
  
  #include "compiler/translator/IntermNode.h"
  
  namespace sh
  {
  
  template <class Parent>
  class NodeSearchTraverser : public TIntermTraverser
  {
    public:
      NodeSearchTraverser() : TIntermTraverser(true, false, false), mFound(false) {}
  
      bool found() const { return mFound; }
  
      static bool search(TIntermNode *node)
      {
          Parent searchTraverser;
          node->traverse(&searchTraverser);
          return searchTraverser.found();
      }
  
    protected:
      bool mFound;
  };
  
  class FindDiscard : public NodeSearchTraverser<FindDiscard>
  {
    public:
      virtual bool visitBranch(Visit visit, TIntermBranch *node)
      {
          switch (node->getFlowOp())
          {
              case EOpKill:
                  mFound = true;
                  break;
  
              default:
                  break;
          }
  
          return !mFound;
      }
  };
  }
  
  #endif  // COMPILER_TRANSLATOR_NODESEARCH_H_