kc3-lang/angle/src/libANGLE/renderer/metal/RenderTargetMtl.mm

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• Hash : 085ff15a
  Author :
  Date : 2024-03-26T03:33:26
  

  Metal: Fix RenderTargetMtl::getFormat() could return nullptr.
  
  Bug: b/326301256
  Change-Id: Ia8914e4bc77e34bd510661689837b97d5de82d92
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5394149
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Quyen Le <lehoangquyen@chromium.org>
  

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• src/libANGLE/renderer/metal/RenderTargetMtl.mm

• //
  // Copyright 2019 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.
  //
  // RenderTargetMtl.mm:
  //    Implements the class methods for RenderTargetMtl.
  //
  
  #include "libANGLE/renderer/metal/RenderTargetMtl.h"
  
  namespace rx
  {
  RenderTargetMtl::RenderTargetMtl() {}
  
  RenderTargetMtl::~RenderTargetMtl()
  {
      reset();
  }
  
  void RenderTargetMtl::set(const mtl::TextureRef &texture,
                            const mtl::MipmapNativeLevel &level,
                            uint32_t layer,
                            const mtl::Format &format)
  {
      setWithImplicitMSTexture(texture, nullptr, level, layer, format);
  }
  
  void RenderTargetMtl::setWithImplicitMSTexture(const mtl::TextureRef &texture,
                                                 const mtl::TextureRef &implicitMSTexture,
                                                 const mtl::MipmapNativeLevel &level,
                                                 uint32_t layer,
                                                 const mtl::Format &format)
  {
      mTexture           = texture;
      mImplicitMSTexture = implicitMSTexture;
      mLevelIndex        = level;
      mLayerIndex        = layer;
      mFormat            = format;
  }
  
  void RenderTargetMtl::setTexture(const mtl::TextureRef &texture)
  {
      mTexture = texture;
  }
  
  void RenderTargetMtl::setImplicitMSTexture(const mtl::TextureRef &implicitMSTexture)
  {
      mImplicitMSTexture = implicitMSTexture;
  }
  
  void RenderTargetMtl::duplicateFrom(const RenderTargetMtl &src)
  {
      setWithImplicitMSTexture(src.getTexture(), src.getImplicitMSTexture(), src.getLevelIndex(),
                               src.getLayerIndex(), src.getFormat());
  }
  
  void RenderTargetMtl::reset()
  {
      mTexture.reset();
      mImplicitMSTexture.reset();
      mLevelIndex = mtl::kZeroNativeMipLevel;
      mLayerIndex = 0;
      mFormat     = mtl::Format();
  }
  
  uint32_t RenderTargetMtl::getRenderSamples() const
  {
      mtl::TextureRef implicitMSTex = getImplicitMSTexture();
      mtl::TextureRef tex           = getTexture();
      return implicitMSTex ? implicitMSTex->samples() : (tex ? tex->samples() : 1);
  }
  
  void RenderTargetMtl::toRenderPassAttachmentDesc(mtl::RenderPassAttachmentDesc *rpaDescOut) const
  {
      rpaDescOut->texture           = mTexture.lock();
      rpaDescOut->implicitMSTexture = mImplicitMSTexture.lock();
      rpaDescOut->level             = mLevelIndex;
      rpaDescOut->sliceOrDepth      = mLayerIndex;
      rpaDescOut->blendable         = mFormat.getCaps().blendable;
  }
  }  // namespace rx
  

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