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

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• Author : Corentin Wallez
  Date : 2015-08-21 02:58:25
  Hash : e5a1f271
  Message : Use override in all the places where it is possible This will avoid -Winconsistent-overrides in the future. Done using the -Wsuggest-override warning of GCC 5.1 BUG= Change-Id: I707a649dc368f5dd1e139fd144370abcac0b6263 Reviewed-on: https://chromium-review.googlesource.com/294920 Reviewed-by: Jamie Madill <jmadill@chromium.org> Tested-by: Corentin Wallez <cwallez@chromium.org>

• src/compiler/translator/ScalarizeVecAndMatConstructorArgs.h

• //
  // 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_SCALARIZEVECANDMATCONSTRUCTORARGS_H_
  #define COMPILER_TRANSLATOR_SCALARIZEVECANDMATCONSTRUCTORARGS_H_
  
  #include "compiler/translator/IntermNode.h"
  
  class ScalarizeVecAndMatConstructorArgs : public TIntermTraverser
  {
    public:
      ScalarizeVecAndMatConstructorArgs(sh::GLenum shaderType,
                                        bool fragmentPrecisionHigh)
          : TIntermTraverser(true, false, false),
            mTempVarCount(0),
            mShaderType(shaderType),
            mFragmentPrecisionHigh(fragmentPrecisionHigh) {}
  
    protected:
      bool visitAggregate(Visit visit, TIntermAggregate *node) override;
  
    private:
      void scalarizeArgs(TIntermAggregate *aggregate,
                         bool scalarizeVector, bool scalarizeMatrix);
  
      // If we have the following code:
      //   mat4 m(0);
      //   vec4 v(1, m);
      // We will rewrite to:
      //   mat4 m(0);
      //   mat4 _webgl_tmp_mat_0 = m;
      //   vec4 v(1, _webgl_tmp_mat_0[0][0], _webgl_tmp_mat_0[0][1], _webgl_tmp_mat_0[0][2]);
      // This function is to create nodes for "mat4 _webgl_tmp_mat_0 = m;" and insert it to
      // the code sequence.
      // Return the temporary variable name.
      TString createTempVariable(TIntermTyped *original);
  
      std::vector<TIntermSequence> mSequenceStack;
      int mTempVarCount;
  
      sh::GLenum mShaderType;
      bool mFragmentPrecisionHigh;
  };
  
  #endif  // COMPILER_TRANSLATOR_SCALARIZEVECANDMATCONSTRUCTORARGS_H_