kc3-lang/angle/src/libANGLE/renderer/copyvertex.h

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• Hash : 0273ea3f
  Author :
  Date : 2021-04-06T16:23:39
  

  Vulkan: Use RGBA16_FLOAT for buffer format fallback
  
  ... instead of RGBA32_FLOAT.  VK_FORMAT_R16G16B16A16_SFLOAT has
  mandatory support for vertex buffers.
  
  Bug: b/184163871
  Change-Id: I7ef2933cd15e46bb984e6fd1b020d2ec15b9c60e
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2807780
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  Reviewed-by: Ian Elliott <ianelliott@google.com>
  Reviewed-by: Tim Van Patten <timvp@google.com>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/copyvertex.h

• //
  // Copyright 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.
  //
  
  // copyvertex.h: Defines vertex buffer copying and conversion functions
  
  #ifndef LIBANGLE_RENDERER_COPYVERTEX_H_
  #define LIBANGLE_RENDERER_COPYVERTEX_H_
  
  #include "common/mathutil.h"
  
  namespace rx
  {
  
  using VertexCopyFunction = void (*)(const uint8_t *input,
                                      size_t stride,
                                      size_t count,
                                      uint8_t *output);
  
  // 'alphaDefaultValueBits' gives the default value for the alpha channel (4th component)
  template <typename T,
            size_t inputComponentCount,
            size_t outputComponentCount,
            uint32_t alphaDefaultValueBits>
  void CopyNativeVertexData(const uint8_t *input, size_t stride, size_t count, uint8_t *output);
  
  template <size_t inputComponentCount, size_t outputComponentCount>
  void Copy8SintTo16SintVertexData(const uint8_t *input,
                                   size_t stride,
                                   size_t count,
                                   uint8_t *output);
  
  template <size_t componentCount>
  void Copy8SnormTo16SnormVertexData(const uint8_t *input,
                                     size_t stride,
                                     size_t count,
                                     uint8_t *output);
  
  template <size_t inputComponentCount, size_t outputComponentCount>
  void Copy32FixedTo32FVertexData(const uint8_t *input, size_t stride, size_t count, uint8_t *output);
  
  template <typename T,
            size_t inputComponentCount,
            size_t outputComponentCount,
            bool normalized,
            bool toHalf>
  void CopyToFloatVertexData(const uint8_t *input, size_t stride, size_t count, uint8_t *output);
  
  template <size_t inputComponentCount, size_t outputComponentCount>
  void Copy32FTo16FVertexData(const uint8_t *input, size_t stride, size_t count, uint8_t *output);
  
  void CopyXYZ32FToXYZ9E5(const uint8_t *input, size_t stride, size_t count, uint8_t *output);
  
  void CopyXYZ32FToX11Y11B10F(const uint8_t *input, size_t stride, size_t count, uint8_t *output);
  
  template <bool isSigned, bool normalized, bool toFloat, bool toHalf>
  void CopyXYZ10W2ToXYZWFloatVertexData(const uint8_t *input,
                                        size_t stride,
                                        size_t count,
                                        uint8_t *output);
  
  template <bool isSigned, bool normalized, bool toHalf>
  void CopyXYZ10ToXYZWFloatVertexData(const uint8_t *input,
                                      size_t stride,
                                      size_t count,
                                      uint8_t *output);
  
  template <bool isSigned, bool normalized, bool toHalf>
  void CopyW2XYZ10ToXYZWFloatVertexData(const uint8_t *input,
                                        size_t stride,
                                        size_t count,
                                        uint8_t *output);
  
  }  // namespace rx
  
  #include "copyvertex.inc.h"
  
  #endif  // LIBANGLE_RENDERER_COPYVERTEX_H_
  

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