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

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• Author : Zhenyao Mo
  Date : 2016-11-09 15:49:51
  Hash : d7490967
  Message : Fix linkage.html failures on Mac. The failure is due to when we initialize variables to 0, we re-create the struct TType, and it contains a different unique id from the original struct TType, thus leading to a different hashed name. BUG=chromium:641129 TEST=webgl_conformance,webgl2_conformance Change-Id: I267b97fa496f55ea59dacee93af8f6a90f3e66cb Reviewed-on: https://chromium-review.googlesource.com/409602 Commit-Queue: Zhenyao Mo <zmo@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>

• src/compiler/translator/InitializeVariables.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.
  //
  
  #ifndef COMPILER_TRANSLATOR_INITIALIZEVARIABLES_H_
  #define COMPILER_TRANSLATOR_INITIALIZEVARIABLES_H_
  
  #include <GLSLANG/ShaderLang.h>
  
  namespace sh
  {
  class TIntermNode;
  class TSymbolTable;
  
  typedef std::vector<sh::ShaderVariable> InitVariableList;
  
  // Currently this function is only capable of initializing variables of basic types,
  // array of basic types, or struct of basic types.
  // For now it is used for the following two scenarios:
  //   1. initializing gl_Position;
  //   2. initializing ESSL 3.00 shaders' output variables (which might be structs).
  // Specifically, it's not feasible to make it work for local variables because if their
  // types are structs, we can't look into TSymbolTable to find the TType data.
  void InitializeVariables(TIntermNode *root,
                           const InitVariableList &vars,
                           const TSymbolTable &symbolTable);
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_INITIALIZEVARIABLES_H_