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// Copyright 2019 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "video_core/renderer_vulkan/declarations.h"
namespace Vulkan {
class VKDevice;
class VKExecutionContext;
class VKFence;
class VKResourceManager;
/// The scheduler abstracts command buffer and fence management with an interface that's able to do
/// OpenGL-like operations on Vulkan command buffers.
class VKScheduler {
public:
explicit VKScheduler(const VKDevice& device, VKResourceManager& resource_manager);
~VKScheduler();
/// Gets the current execution context.
[[nodiscard]] VKExecutionContext GetExecutionContext() const;
/// Sends the current execution context to the GPU. It invalidates the current execution context
/// and returns a new one.
VKExecutionContext Flush(vk::Semaphore semaphore = nullptr);
/// Sends the current execution context to the GPU and waits for it to complete. It invalidates
/// the current execution context and returns a new one.
VKExecutionContext Finish(vk::Semaphore semaphore = nullptr);
private:
void SubmitExecution(vk::Semaphore semaphore);
void AllocateNewContext();
const VKDevice& device;
VKResourceManager& resource_manager;
vk::CommandBuffer current_cmdbuf;
VKFence* current_fence = nullptr;
VKFence* next_fence = nullptr;
};
class VKExecutionContext {
friend class VKScheduler;
public:
VKExecutionContext() = default;
VKFence& GetFence() const {
return *fence;
}
vk::CommandBuffer GetCommandBuffer() const {
return cmdbuf;
}
private:
explicit VKExecutionContext(VKFence* fence, vk::CommandBuffer cmdbuf)
: fence{fence}, cmdbuf{cmdbuf} {}
VKFence* fence{};
vk::CommandBuffer cmdbuf;
};
} // namespace Vulkan
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