kc3-lang/angle/src/image_util/copyimage.h

• Show log

  Commit

• Hash : 985d4293
  Author :
  Date : 2022-04-08T11:47:34
  

  Metal:Speed up BGRA8 to RGBA8 copy for readPixels
  
  On a 2048x2048 texture on Intel this goes from 26-27ms to 17-18ms
  
  Bug: angleproject:7117
  Change-Id: I4f48521b64e54669d180f0d2d8fdda78f83f89b5
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3579510
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Kenneth Russell <kbr@chromium.org>
  Commit-Queue: Gregg Tavares <gman@chromium.org>
  

Download

• src/image_util/copyimage.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.
  //
  
  // copyimage.h: Defines image copying functions
  
  #ifndef IMAGEUTIL_COPYIMAGE_H_
  #define IMAGEUTIL_COPYIMAGE_H_
  
  #include "common/Color.h"
  
  #include "image_util/imageformats.h"
  
  #include <stdint.h>
  
  namespace angle
  {
  
  template <typename sourceType, typename colorDataType>
  void ReadColor(const uint8_t *source, uint8_t *dest);
  
  template <typename destType, typename colorDataType>
  void WriteColor(const uint8_t *source, uint8_t *dest);
  
  template <typename SourceType>
  void ReadDepthStencil(const uint8_t *source, uint8_t *dest);
  
  template <typename DestType>
  void WriteDepthStencil(const uint8_t *source, uint8_t *dest);
  
  void CopyBGRA8ToRGBA8(const uint8_t *source,
                        int srcXAxisPitch,
                        int srcYAxisPitch,
                        uint8_t *dest,
                        int destXAxisPitch,
                        int destYAxisPitch,
                        int destWidth,
                        int destHeight);
  
  }  // namespace angle
  
  #include "copyimage.inc"
  
  #endif  // IMAGEUTIL_COPYIMAGE_H_
  

Download