kc3-lang/angle/src/libANGLE/renderer/d3d/d3d11/formatutils11.h

• Show log

  Commit

• Hash : a64537f9
  Author :
  Date : 2023-07-14T17:06:37
  

  Angle: Copy multiplanar d3d11 texture for readPixels
  
  This change performs a copy to an intermediate texture for multiplanar
  d3d11 textures before reading from the source texture. This is needed
  as we cannot read a plane directly from a multiplanar d3d11 texture.
  
  It also passes the correct format for the plane for multiplanar formats
  when initializing the texture instead of getting the format using the
  internal format.
  
  We also add a unittest performing glReadPixels for NV12/P010/P016
  formats.
  
  Bug: angleproject:7998, chromium:1463924
  Change-Id: I9a1708f5a846ace28ac3b6593ea80f1863348333
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4688118
  Commit-Queue: Vasiliy Telezhnikov <vasilyt@chromium.org>
  Auto-Submit: Saifuddin Hitawala <hitawala@chromium.org>
  Reviewed-by: Vasiliy Telezhnikov <vasilyt@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

Download

• src/libANGLE/renderer/d3d/d3d11/formatutils11.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.
  //
  
  // formatutils11.h: Queries for GL image formats and their translations to D3D11
  // formats.
  
  #ifndef LIBANGLE_RENDERER_D3D_D3D11_FORMATUTILS11_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_FORMATUTILS11_H_
  
  #include <map>
  
  #include "common/platform.h"
  #include "libANGLE/angletypes.h"
  #include "libANGLE/formatutils.h"
  #include "libANGLE/renderer/copyvertex.h"
  #include "libANGLE/renderer/d3d/formatutilsD3D.h"
  #include "libANGLE/renderer/dxgi_format_map.h"
  #include "libANGLE/renderer/renderer_utils.h"
  
  namespace rx
  {
  struct Renderer11DeviceCaps;
  
  namespace d3d11
  {
  
  struct Format;
  
  // A texture might be stored as DXGI_FORMAT_R16_TYPELESS but store integer components,
  // which are accessed through an DXGI_FORMAT_R16_SINT view. It's easy to write code which queries
  // information about the wrong format. Therefore, use of this should be avoided where possible.
  
  bool SupportsMipGen(DXGI_FORMAT dxgiFormat, D3D_FEATURE_LEVEL featureLevel);
  
  bool IsSupportedMultiplanarFormat(DXGI_FORMAT dxgiFormat);
  
  const Format &GetYUVPlaneFormat(DXGI_FORMAT dxgiFormat, int plane);
  
  struct DXGIFormatSize
  {
      DXGIFormatSize(GLuint pixelBits, GLuint blockWidth, GLuint blockHeight);
  
      GLuint pixelBytes;
      GLuint blockWidth;
      GLuint blockHeight;
  };
  const DXGIFormatSize &GetDXGIFormatSizeInfo(DXGI_FORMAT format);
  
  struct VertexFormat : private angle::NonCopyable
  {
      constexpr VertexFormat();
      constexpr VertexFormat(VertexConversionType conversionType,
                             DXGI_FORMAT nativeFormat,
                             VertexCopyFunction copyFunction);
  
      VertexConversionType conversionType;
      DXGI_FORMAT nativeFormat;
      VertexCopyFunction copyFunction;
  };
  
  const VertexFormat &GetVertexFormatInfo(angle::FormatID vertexFormatID,
                                          D3D_FEATURE_LEVEL featureLevel);
  }  // namespace d3d11
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_D3D_D3D11_FORMATUTILS11_H_
  

Download