hip/graphics_interop.h

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/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
 *
 * SPDX-License-Identifier: Apache-2.0 */
 
#ifdef WITH_HIP
 
#  include "device/graphics_interop.h"
#  include "session/display_driver.h"
 
#  ifdef WITH_HIP_DYNLOAD
#    include "hipew.h"
#  endif
 
CCL_NAMESPACE_BEGIN
 
class HIPDevice;
class HIPDeviceQueue;
 
class HIPDeviceGraphicsInterop : public DeviceGraphicsInterop {
 public:
  explicit HIPDeviceGraphicsInterop(HIPDeviceQueue *queue);
 
  HIPDeviceGraphicsInterop(const HIPDeviceGraphicsInterop &other) = delete;
  HIPDeviceGraphicsInterop(HIPDeviceGraphicsInterop &&other) noexcept = delete;
 
  ~HIPDeviceGraphicsInterop() override;
 
  HIPDeviceGraphicsInterop &operator=(const HIPDeviceGraphicsInterop &other) = delete;
  HIPDeviceGraphicsInterop &operator=(HIPDeviceGraphicsInterop &&other) = delete;
 
  void set_buffer(GraphicsInteropBuffer &interop_buffer) override;
 
  device_ptr map() override;
  void unmap() override;
 
 protected:
  HIPDeviceQueue *queue_ = nullptr;
  HIPDevice *device_ = nullptr;
 
  /* Size of the buffer in bytes. */
  size_t buffer_size_ = 0;
 
  /* The destination was requested to be cleared. */
  bool need_zero_ = false;
 
  hipGraphicsResource hip_graphics_resource_ = nullptr;
  hipDeviceptr_t hip_external_memory_ptr_ = 0;
 
  void free();
};
 
CCL_NAMESPACE_END
 
#endif