kc3-lang/angle/src/libANGLE/renderer/vulkan/CLPlatformVk.h

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• Hash : c3a1cae4
  Author :
  Date : 2024-04-15T14:58:55
  

  Use angle::SimpleMutex everywhere in libGLESv2
  
  Only cases left that use std::mutex are:
  
  - Share group and the context ErrorSet mutexes as they need try_lock()
  - Anywhere mutexes are used in conjunction with std::condition_variables
    (as they explicitly require std::mutex)
  
  Bug: angleproject:8667
  Change-Id: Ib6d68938b0886f9e7c43e023162557990ecfb300
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5453294
  Reviewed-by: Roman Lavrov <romanl@google.com>
  Reviewed-by: Charlie Lao <cclao@google.com>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/libANGLE/renderer/vulkan/CLPlatformVk.h

• //
  // Copyright 2021 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.
  //
  // CLPlatformVk.h: Defines the class interface for CLPlatformVk, implementing CLPlatformImpl.
  
  #ifndef LIBANGLE_RENDERER_VULKAN_CLPLATFORMVK_H_
  #define LIBANGLE_RENDERER_VULKAN_CLPLATFORMVK_H_
  
  #include "common/MemoryBuffer.h"
  #include "common/SimpleMutex.h"
  #include "libANGLE/angletypes.h"
  #include "libANGLE/renderer/CLPlatformImpl.h"
  
  #include "libANGLE/renderer/vulkan/vk_utils.h"
  
  #include "libANGLE/Display.h"
  #include "libANGLE/SizedMRUCache.h"
  
  namespace rx
  {
  
  class CLPlatformVk : public CLPlatformImpl, public vk::Context, public vk::GlobalOps
  {
    public:
      using Ptr = std::unique_ptr<CLPlatformVk>;
  
      ~CLPlatformVk() override;
  
      Info createInfo() const override;
      CLDeviceImpl::CreateDatas createDevices() const override;
  
      angle::Result createContext(cl::Context &context,
                                  const cl::DevicePtrs &devices,
                                  bool userSync,
                                  CLContextImpl::Ptr *contextOut) override;
  
      angle::Result createContextFromType(cl::Context &context,
                                          cl::DeviceType deviceType,
                                          bool userSync,
                                          CLContextImpl::Ptr *contextOut) override;
  
      angle::Result unloadCompiler() override;
  
      static void Initialize(CreateFuncs &createFuncs);
  
      static constexpr cl_version GetVersion();
      static const std::string &GetVersionString();
  
      angle::Result initBackendRenderer();
  
      // vk::Context
      void handleError(VkResult result,
                       const char *file,
                       const char *function,
                       unsigned int line) override;
  
      // vk::GlobalOps
      void putBlob(const angle::BlobCacheKey &key, const angle::MemoryBuffer &value) override;
      bool getBlob(const angle::BlobCacheKey &key, angle::BlobCacheValue *valueOut) override;
      std::shared_ptr<angle::WaitableEvent> postMultiThreadWorkerTask(
          const std::shared_ptr<angle::Closure> &task) override;
      void notifyDeviceLost() override;
  
    private:
      explicit CLPlatformVk(const cl::Platform &platform);
  
      angle::NativeWindowSystem getWindowSystem();
      const char *getWSIExtension();
      const char *getWSILayer() { return nullptr; }
  
      mutable angle::SimpleMutex mBlobCacheMutex;
      angle::SizedMRUCache<angle::BlobCacheKey, angle::MemoryBuffer> mBlobCache;
  };
  
  constexpr cl_version CLPlatformVk::GetVersion()
  {
      return CL_MAKE_VERSION(3, 0, 0);
  }
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_VULKAN_CLPLATFORMVK_H_
  

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