VkCudaSemaphore.hpp

Go to the documentation of this file.

#pragma once
 
#include <Gfx/Graph/interop/CudaInterop.h>
#include <Gfx/Graph/interop/VkExternalMemoryHelpers.hpp>
 
#include <score_plugin_gfx_export.h>
 
#include <cstdint>
 
#if QT_HAS_VULKAN
 
namespace score::gfx::vkinterop
{
 
class SCORE_PLUGIN_GFX_EXPORT VkCudaTimelineSemaphore
{
public:
  VkCudaTimelineSemaphore() = default;
  ~VkCudaTimelineSemaphore();
 
  VkCudaTimelineSemaphore(const VkCudaTimelineSemaphore&) = delete;
  VkCudaTimelineSemaphore& operator=(const VkCudaTimelineSemaphore&) = delete;
  VkCudaTimelineSemaphore(VkCudaTimelineSemaphore&&) noexcept;
  VkCudaTimelineSemaphore& operator=(VkCudaTimelineSemaphore&&) noexcept;
 
  bool create(const VulkanCtx& vk, CudaInteropContextHandle cudaCtx,
              uint64_t initialValue = 0, bool binary = false);
 
  void destroy() noexcept;
 
  bool valid() const noexcept;
 
  VkSemaphore vk() const noexcept { return m_vkSem; }
 
  CudaInteropSemaphoreHandle cuda() const noexcept { return m_cudaSem; }
 
  bool hostSignal(uint64_t value);
 
private:
  VulkanCtx m_vk{};
  CudaInteropContextHandle m_cudaCtx{};
  VkSemaphore m_vkSem{VK_NULL_HANDLE};
  CudaInteropSemaphoreHandle m_cudaSem{};
};
 
} // namespace score::gfx::vkinterop
 
#endif // QT_HAS_VULKAN