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

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• Hash : c62c0c25
  Author :
  Date : 2024-01-24T17:29:45
  

  CL/VK: Implement initial enqueueRead/WriteBuffer
  
  Bug: angleproject:8638
  Change-Id: I1d5b3b15fab24ce35c243a3eb27bcac2104d7f5d
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5409250
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Austin Annestrand <a.annestrand@samsung.com>
  

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• src/libANGLE/renderer/vulkan/CLContextVk.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.
  //
  // CLContextVk.h: Defines the class interface for CLContextVk, implementing CLContextImpl.
  
  #ifndef LIBANGLE_RENDERER_VULKAN_CLCONTEXTVK_H_
  #define LIBANGLE_RENDERER_VULKAN_CLCONTEXTVK_H_
  
  #include "libANGLE/renderer/vulkan/CLPlatformVk.h"
  #include "libANGLE/renderer/vulkan/cl_types.h"
  #include "libANGLE/renderer/vulkan/vk_utils.h"
  
  #include "libANGLE/renderer/CLContextImpl.h"
  
  #include <libANGLE/CLContext.h>
  #include "libANGLE/CLDevice.h"
  
  namespace rx
  {
  
  class CLContextVk : public CLContextImpl, public vk::Context
  {
    public:
      CLContextVk(const cl::Context &context, const cl::DevicePtrs devicePtrs);
  
      ~CLContextVk() override;
  
      void handleError(VkResult errorCode,
                       const char *file,
                       const char *function,
                       unsigned int line) override;
  
      bool hasMemory(cl_mem memory) const;
  
      angle::Result getDevices(cl::DevicePtrs *devicePtrsOut) const override;
  
      angle::Result createCommandQueue(const cl::CommandQueue &commandQueue,
                                       CLCommandQueueImpl::Ptr *commandQueueOut) override;
  
      angle::Result createBuffer(const cl::Buffer &buffer,
                                 void *hostPtr,
                                 CLMemoryImpl::Ptr *bufferOut) override;
  
      angle::Result createImage(const cl::Image &image,
                                cl::MemFlags flags,
                                const cl_image_format &format,
                                const cl::ImageDescriptor &desc,
                                void *hostPtr,
                                CLMemoryImpl::Ptr *imageOut) override;
  
      angle::Result getSupportedImageFormats(cl::MemFlags flags,
                                             cl::MemObjectType imageType,
                                             cl_uint numEntries,
                                             cl_image_format *imageFormats,
                                             cl_uint *numImageFormats) override;
  
      angle::Result createSampler(const cl::Sampler &sampler,
                                  CLSamplerImpl::Ptr *samplerOut) override;
  
      angle::Result createProgramWithSource(const cl::Program &program,
                                            const std::string &source,
                                            CLProgramImpl::Ptr *programOut) override;
  
      angle::Result createProgramWithIL(const cl::Program &program,
                                        const void *il,
                                        size_t length,
                                        CLProgramImpl::Ptr *programOut) override;
  
      angle::Result createProgramWithBinary(const cl::Program &program,
                                            const size_t *lengths,
                                            const unsigned char **binaries,
                                            cl_int *binaryStatus,
                                            CLProgramImpl::Ptr *programOut) override;
  
      angle::Result createProgramWithBuiltInKernels(const cl::Program &program,
                                                    const char *kernel_names,
                                                    CLProgramImpl::Ptr *programOut) override;
  
      angle::Result linkProgram(const cl::Program &program,
                                const cl::DevicePtrs &devices,
                                const char *options,
                                const cl::ProgramPtrs &inputPrograms,
                                cl::Program *notify,
                                CLProgramImpl::Ptr *programOut) override;
  
      angle::Result createUserEvent(const cl::Event &event, CLEventImpl::Ptr *eventOut) override;
  
      angle::Result waitForEvents(const cl::EventPtrs &events) override;
  
      CLPlatformVk *getPlatform() { return &mContext.getPlatform().getImpl<CLPlatformVk>(); }
  
      cl::Context &getFrontendObject() { return const_cast<cl::Context &>(mContext); }
  
    private:
      void handleDeviceLost() const;
  
      // Have the CL Context keep tabs on associated CL objects
      struct Mutable
      {
          std::unordered_set<const _cl_mem *> mMemories;
      };
      using MutableData = angle::SynchronizedValue<Mutable>;
      MutableData mAssociatedObjects;
  
      const cl::DevicePtrs mAssociatedDevices;
  
      friend class CLMemoryVk;
  };
  
  inline bool CLContextVk::hasMemory(cl_mem memory) const
  {
      const auto data = mAssociatedObjects.synchronize();
      return data->mMemories.find(memory) != data->mMemories.cend();
  }
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_VULKAN_CLCONTEXTVK_H_
  

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