device/vulkan/interop.h
| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | // SPDX-License-Identifier: BSD-3-Clause | ||
| 2 | #pragma once | ||
| 3 | |||
| 4 | #include <cstdint> | ||
| 5 | #include <memory> | ||
| 6 | |||
| 7 | #include "chrono_batch_render/device/queue.h" | ||
| 8 | #include "chrono_batch_render/device/vulkan/device.h" | ||
| 9 | |||
| 10 | namespace chrono::batch_render::device::vulkan { | ||
| 11 | |||
| 12 | ✗ | class StreamInterop { | |
| 13 | public: | ||
| 14 | ✗ | virtual ~StreamInterop() = default; | |
| 15 | |||
| 16 | virtual void Follow(void* stream, uint64_t value) = 0; | ||
| 17 | |||
| 18 | virtual void Wait(void* stream, uint64_t value) = 0; | ||
| 19 | }; | ||
| 20 | |||
| 21 | std::unique_ptr<StreamInterop> CreateStreamInterop(VulkanDevice& device, VkSemaphore timeline, | ||
| 22 | VkSemaphore follow); | ||
| 23 | |||
| 24 | struct ExportedMemory { | ||
| 25 | int fd = -1; | ||
| 26 | uint64_t memoryBytes = 0; | ||
| 27 | uint64_t offset = 0; | ||
| 28 | uint64_t bytes = 0; | ||
| 29 | }; | ||
| 30 | |||
| 31 | struct ImportedMemory { | ||
| 32 | void* external = nullptr; | ||
| 33 | uint64_t address = 0; | ||
| 34 | }; | ||
| 35 | |||
| 36 | ✗ | class MemoryInterop { | |
| 37 | public: | ||
| 38 | ✗ | virtual ~MemoryInterop() = default; | |
| 39 | |||
| 40 | virtual DLDevice Device() const = 0; | ||
| 41 | virtual ImportedMemory Import(const ExportedMemory& memory) = 0; | ||
| 42 | virtual void Release(ImportedMemory& memory) noexcept = 0; | ||
| 43 | virtual void Copy(uint64_t dst, uint64_t src, uint64_t bytes, void* stream) = 0; | ||
| 44 | virtual void* Stream() const = 0; | ||
| 45 | }; | ||
| 46 | |||
| 47 | std::unique_ptr<MemoryInterop> CreateMemoryInterop(VulkanDevice& device); | ||
| 48 | |||
| 49 | } | ||
| 50 |