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

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• Hash : f4e6ae91
  Author :
  Date : 2020-06-15T15:56:43
  

  Fixes missing newlines in headers
  
  Bug: angleproject:4757
  Change-Id: Ic5d9bb62834cbd66463086c298ebcaeb3eb44ad0
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2247486
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/compiler/translator/tree_util/ReplaceClipDistanceVariable.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.
  //
  // ReplaceClipDistanceVariable.h: Find any references to gl_ClipDistance and
  // replace it with ANGLEClipDistance.
  //
  
  #ifndef COMPILER_TRANSLATOR_TREEUTIL_REPLACECLIPDISTANCEVARIABLE_H_
  #define COMPILER_TRANSLATOR_TREEUTIL_REPLACECLIPDISTANCEVARIABLE_H_
  
  #include "common/angleutils.h"
  
  namespace sh
  {
  
  class TCompiler;
  class TIntermBlock;
  class TSymbolTable;
  class TIntermTyped;
  
  // Replace every gl_ClipDistance assignment with assignment to "ANGLEClipDistance",
  // then at the end of shader re-assign the values of this global variable to gl_ClipDistance.
  // This to solve some complex usages such as user passing gl_ClipDistance as output reference
  // to a function.
  // Furthermore, at the end shader, some disabled gl_ClipDistance[i] can be skipped from the
  // assignment.
  ANGLE_NO_DISCARD bool ReplaceClipDistanceAssignments(TCompiler *compiler,
                                                       TIntermBlock *root,
                                                       TSymbolTable *symbolTable,
                                                       const TIntermTyped *clipDistanceEnableFlags);
  }  // namespace sh
  
  #endif
  

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