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

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• Hash : dac0ef51
  Author :
  Date : 2025-05-27T18:36:56
  

  WebGPU: Add a feature to avoid wgpuInstanceWaitAny
  
  Synchronous waiting is not available in Chrome's renderer process yet.
  Add a temporary feature to avoid some WaitAny calls and just log errors
  instead.
  
  Bug: angleproject:413078308
  Change-Id: I67e54dfcfc093fd250da8cc616c05d44b78c8d64
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6593531
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/wgpu/DisplayWgpu.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.
  //
  // DisplayWgpu.h:
  //    Defines the class interface for DisplayWgpu, implementing DisplayImpl.
  //
  
  #ifndef LIBANGLE_RENDERER_WGPU_DISPLAYWGPU_H_
  #define LIBANGLE_RENDERER_WGPU_DISPLAYWGPU_H_
  
  #include <webgpu/webgpu.h>
  
  #include "libANGLE/renderer/DisplayImpl.h"
  #include "libANGLE/renderer/ShareGroupImpl.h"
  #include "libANGLE/renderer/wgpu/wgpu_format_utils.h"
  #include "libANGLE/renderer/wgpu/wgpu_utils.h"
  #include "platform/autogen/FeaturesWgpu_autogen.h"
  
  namespace rx
  {
  class ShareGroupWgpu : public ShareGroupImpl
  {
    public:
      ShareGroupWgpu(const egl::ShareGroupState &state) : ShareGroupImpl(state) {}
  };
  
  class AllocationTrackerWgpu;
  
  class DisplayWgpu : public DisplayImpl
  {
    public:
      DisplayWgpu(const egl::DisplayState &state);
      ~DisplayWgpu() override;
  
      egl::Error initialize(egl::Display *display) override;
      void terminate() override;
  
      egl::Error makeCurrent(egl::Display *display,
                             egl::Surface *drawSurface,
                             egl::Surface *readSurface,
                             gl::Context *context) override;
  
      egl::ConfigSet generateConfigs() override;
  
      bool testDeviceLost() override;
      egl::Error restoreLostDevice(const egl::Display *display) override;
  
      egl::Error validateClientBuffer(const egl::Config *configuration,
                                      EGLenum buftype,
                                      EGLClientBuffer clientBuffer,
                                      const egl::AttributeMap &attribs) const override;
      egl::Error validateImageClientBuffer(const gl::Context *context,
                                           EGLenum target,
                                           EGLClientBuffer clientBuffer,
                                           const egl::AttributeMap &attribs) const override;
  
      bool isValidNativeWindow(EGLNativeWindowType window) const override;
  
      std::string getRendererDescription() override;
      std::string getVendorString() override;
      std::string getVersionString(bool includeFullVersion) override;
  
      DeviceImpl *createDevice() override;
  
      egl::Error waitClient(const gl::Context *context) override;
      egl::Error waitNative(const gl::Context *context, EGLint engine) override;
      gl::Version getMaxSupportedESVersion() const override;
      gl::Version getMaxConformantESVersion() const override;
  
      SurfaceImpl *createWindowSurface(const egl::SurfaceState &state,
                                       EGLNativeWindowType window,
                                       const egl::AttributeMap &attribs) override;
      SurfaceImpl *createPbufferSurface(const egl::SurfaceState &state,
                                        const egl::AttributeMap &attribs) override;
      SurfaceImpl *createPbufferFromClientBuffer(const egl::SurfaceState &state,
                                                 EGLenum buftype,
                                                 EGLClientBuffer buffer,
                                                 const egl::AttributeMap &attribs) override;
      SurfaceImpl *createPixmapSurface(const egl::SurfaceState &state,
                                       NativePixmapType nativePixmap,
                                       const egl::AttributeMap &attribs) override;
  
      ImageImpl *createImage(const egl::ImageState &state,
                             const gl::Context *context,
                             EGLenum target,
                             const egl::AttributeMap &attribs) override;
      ExternalImageSiblingImpl *createExternalImageSibling(const gl::Context *context,
                                                           EGLenum target,
                                                           EGLClientBuffer buffer,
                                                           const egl::AttributeMap &attribs) override;
  
      ContextImpl *createContext(const gl::State &state,
                                 gl::ErrorSet *errorSet,
                                 const egl::Config *configuration,
                                 const gl::Context *shareContext,
                                 const egl::AttributeMap &attribs) override;
  
      StreamProducerImpl *createStreamProducerD3DTexture(egl::Stream::ConsumerType consumerType,
                                                         const egl::AttributeMap &attribs) override;
  
      ShareGroupImpl *createShareGroup(const egl::ShareGroupState &state) override;
  
      void populateFeatureList(angle::FeatureList *features) override;
  
      angle::NativeWindowSystem getWindowSystem() const override;
  
      const DawnProcTable *getProcs() const { return &mProcTable; }
      const angle::FeaturesWgpu &getFeatures() const { return mFeatures; }
      webgpu::AdapterHandle getAdapter() { return mAdapter; }
      webgpu::DeviceHandle getDevice() { return mDevice; }
      webgpu::QueueHandle getQueue() { return mQueue; }
      webgpu::InstanceHandle getInstance() { return mInstance; }
  
      const WGPULimits &getLimitsWgpu() const { return mLimitsWgpu; }
  
      const gl::Caps &getGLCaps() const { return mGLCaps; }
      const gl::TextureCapsMap &getGLTextureCaps() const { return mGLTextureCaps; }
      const gl::Extensions &getGLExtensions() const { return mGLExtensions; }
      const gl::Limitations &getGLLimitations() const { return mGLLimitations; }
      const ShPixelLocalStorageOptions &getPLSOptions() const { return mPLSOptions; }
  
      const webgpu::Format &getFormat(GLenum internalFormat) const
      {
          return mFormatTable[internalFormat];
      }
  
      const webgpu::Format *getFormatForImportedTexture(const egl::AttributeMap &attribs,
                                                        WGPUTextureFormat wgpuFormat) const;
  
    private:
      egl::Error validateExternalWebGPUTexture(EGLClientBuffer buffer,
                                               const egl::AttributeMap &attribs) const;
  
      void generateExtensions(egl::DisplayExtensions *outExtensions) const override;
      void generateCaps(egl::Caps *outCaps) const override;
  
      void initializeFeatures();
  
      egl::Error createWgpuDevice();
  
      DawnProcTable mProcTable;
  
      webgpu::AdapterHandle mAdapter;
      webgpu::InstanceHandle mInstance;
      webgpu::DeviceHandle mDevice;
      webgpu::QueueHandle mQueue;
  
      WGPULimits mLimitsWgpu;
  
      gl::Caps mGLCaps;
      gl::TextureCapsMap mGLTextureCaps;
      gl::Extensions mGLExtensions;
      gl::Limitations mGLLimitations;
      egl::Caps mEGLCaps;
      egl::DisplayExtensions mEGLExtensions;
      gl::Version mMaxSupportedClientVersion;
      ShPixelLocalStorageOptions mPLSOptions;
  
      webgpu::FormatTable mFormatTable;
  
      angle::FeaturesWgpu mFeatures;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_WGPU_DISPLAYWGPU_H_
  

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