kc3-lang/angle/src/compiler/translator/tree_util/ReplaceArrayOfMatrixVarying.h

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• Hash : 9ff58ddd
  Author :
  Date : 2020-08-26T01:08:00
  

  Metal: Support array of matrices varying.
  
  MSL doesn't support array of matrices as varying variable.
  This CL converts array of matrices varying to array of vectors.
  
  This fixes WebGL test:
  conformance/glsl/misc/shader-varying-packing-restrictions.html
  
  Bug: angleproject:4846
  Bug: angleproject:2634
  Change-Id: I3cfc638dc01092ddf1add7df02c131d1a5c8ba1d
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2392172
  Commit-Queue: Le Hoang Quyen <le.hoang.q@gmail.com>
  Reviewed-by: Jonah Ryan-Davis <jonahr@google.com>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/compiler/translator/tree_util/ReplaceArrayOfMatrixVarying.h

• //
  // Copyright 2020 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.
  //
  // ReplaceArrayOfMatrixVarying: Find any references to array of matrices varying
  // and replace it with array of vectors.
  //
  
  #ifndef COMPILER_TRANSLATOR_TREEUTIL_REPLACEARRAYOFMATRIXVARYING_H_
  #define COMPILER_TRANSLATOR_TREEUTIL_REPLACEARRAYOFMATRIXVARYING_H_
  
  #include "common/angleutils.h"
  
  namespace sh
  {
  
  class TCompiler;
  class TIntermBlock;
  class TSymbolTable;
  class TVariable;
  
  ANGLE_NO_DISCARD bool ReplaceArrayOfMatrixVarying(TCompiler *compiler,
                                                    TIntermBlock *root,
                                                    TSymbolTable *symbolTable,
                                                    const TVariable *varying);
  
  ANGLE_NO_DISCARD bool ReplaceArrayOfMatrixVaryings(TCompiler *compiler,
                                                     TIntermBlock *root,
                                                     TSymbolTable *symbolTable);
  }  // namespace sh
  
  #endif
  

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