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

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• Hash : d7b1ab58
  Author :
  Date : 2016-12-12T14:42:19
  

  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>
  

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• src/compiler/translator/VariablePacker.h

• //
  // Copyright (c) 2002-2012 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_VARIABLEPACKER_H_
  #define COMPILER_TRANSLATOR_VARIABLEPACKER_H_
  
  #include <vector>
  #include "compiler/translator/VariableInfo.h"
  
  class VariablePacker
  {
    public:
      // Returns true if the passed in variables pack in maxVectors following
      // the packing rules from the GLSL 1.017 spec, Appendix A, section 7.
      bool CheckVariablesWithinPackingLimits(unsigned int maxVectors,
                                             const std::vector<sh::ShaderVariable> &in_variables);
  
      // Gets how many components in a row a data type takes.
      static int GetNumComponentsPerRow(sh::GLenum type);
  
      // Gets how many rows a data type takes.
      static int GetNumRows(sh::GLenum type);
  
    private:
      static const int kNumColumns      = 4;
      static const unsigned kColumnMask = (1 << kNumColumns) - 1;
  
      unsigned makeColumnFlags(int column, int numComponentsPerRow);
      void fillColumns(int topRow, int numRows, int column, int numComponentsPerRow);
      bool searchColumn(int column, int numRows, int *destRow, int *destSize);
  
      int topNonFullRow_;
      int bottomNonFullRow_;
      int maxRows_;
      std::vector<unsigned> rows_;
  };
  
  #endif  // COMPILER_TRANSLATOR_VARIABLEPACKER_H_
  

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