kc3-lang/angle/src/compiler/translator/tree_ops/spirv/RewriteInterpolateAtOffset.h

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• Hash : d193d51b
  Author :
  Date : 2024-06-17T22:46:08
  

  Replace issue ids post migration to new issue tracker
  
  This change replaces anglebug.com/NNNN links.
  
  Bug: None
  Change-Id: I8ac3aec8d2a8a844b3d7b99fc0a6b2be8da31761
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5637912
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/compiler/translator/tree_ops/spirv/RewriteInterpolateAtOffset.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.
  //
  // This mutating tree traversal flips the 2nd argument of interpolateAtOffset() to account for
  // Y-coordinate flipping
  //
  // From: interpolateAtOffset(float interpolant, vec2 offset);
  // To: interpolateAtOffset(float interpolant, vec2(offset * (pre-rotation * viewportYScale)));
  //
  // See http://anglebug.com/42262252
  
  #ifndef COMPILER_TRANSLATOR_TREEOPS_SPIRV_REWRITEINTERPOLATEATOFFSET_H_
  #define COMPILER_TRANSLATOR_TREEOPS_SPIRV_REWRITEINTERPOLATEATOFFSET_H_
  
  #include "common/angleutils.h"
  #include "compiler/translator/Compiler.h"
  
  namespace sh
  {
  
  class TCompiler;
  class TIntermBlock;
  class TSymbolTable;
  class SpecConst;
  class DriverUniform;
  
  // If fragRotation = nullptr, no rotation will be applied.
  [[nodiscard]] bool RewriteInterpolateAtOffset(TCompiler *compiler,
                                                TIntermBlock *root,
                                                TSymbolTable *symbolTable,
                                                int shaderVersion,
                                                SpecConst *specConst,
                                                const DriverUniform *driverUniforms);
  
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_TREEOPS_SPIRV_REWRITEINTERPOLATEATOFFSET_H_
  

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