kc3-lang/angle/src/libANGLE/renderer/wgpu/RenderTargetWgpu.h

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• Hash : 3e4fa128
  Author :
  Date : 2024-08-05T16:20:30
  

  Store ImageHelper's queue by mip levels.
  
  This change converts ImageHelper's mSubresourceQueue to store
  a vector of updates for each mip level. This allows updates
  to be flushed per mip level.
  
  This also adds a call in the RenderTargetWgpu to flush updates
  such that now when a framebuffer is flushing updates to
  color attachments the associated render target ensures that
  only updates associated with its mip level are flushed.
  
  Bug: angleproject:42267012
  Change-Id: I1abdbc842cf18b1bd897037bf11aeea9c6d09e14
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5759469
  Reviewed-by: Matthew Denton <mpdenton@chromium.org>
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Liza Burakova <liza@chromium.org>
  

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• src/libANGLE/renderer/wgpu/RenderTargetWgpu.h

• //
  // Copyright 2024 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.
  //
  // RenderTargetWgpu.h:
  //    Defines the class interface for RenderTargetWgpu.
  //
  
  #ifndef LIBANGLE_RENDERER_WGPU_RENDERTARGETWGPU_H_
  #define LIBANGLE_RENDERER_WGPU_RENDERTARGETWGPU_H_
  
  #include <dawn/webgpu_cpp.h>
  #include <stdint.h>
  
  #include "libANGLE/FramebufferAttachment.h"
  #include "libANGLE/renderer/wgpu/wgpu_helpers.h"
  #include "libANGLE/renderer/wgpu/wgpu_utils.h"
  
  namespace rx
  {
  class RenderTargetWgpu final : public FramebufferAttachmentRenderTarget
  {
    public:
      RenderTargetWgpu();
      ~RenderTargetWgpu() override;
  
      // Used in std::vector initialization.
      RenderTargetWgpu(RenderTargetWgpu &&other);
  
      void set(webgpu::ImageHelper *image,
               const wgpu::TextureView &texture,
               const webgpu::LevelIndex level,
               uint32_t layer,
               const wgpu::TextureFormat &format);
      void reset();
  
      angle::Result flushStagedUpdates(ContextWgpu *contextWgpu,
                                       webgpu::ClearValuesArray *deferredClears = nullptr,
                                       uint32_t deferredClearIndex              = 0);
  
      wgpu::TextureView getTextureView() { return mTextureView; }
      webgpu::ImageHelper *getImage() { return mImage; }
      webgpu::LevelIndex getLevelIndex() const { return mLevelIndex; }
  
    private:
      webgpu::ImageHelper *mImage = nullptr;
      // TODO(liza): move TextureView into ImageHelper.
      wgpu::TextureView mTextureView;
      webgpu::LevelIndex mLevelIndex{0};
      uint32_t mLayerIndex               = 0;
      const wgpu::TextureFormat *mFormat = nullptr;
  };
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_WGPU_RENDERTARGETWGPU_H_
  

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