yuzu/src/video_core/renderer_vulkan/vk_resource_pool.h
Morph 99ceb03a1c general: Convert source file copyright comments over to SPDX
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2022-04-23 05:55:32 -04:00

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C++

// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <vector>
#include "common/common_types.h"
namespace Vulkan {
class MasterSemaphore;
/**
* Handles a pool of resources protected by fences. Manages resource overflow allocating more
* resources.
*/
class ResourcePool {
public:
explicit ResourcePool() = default;
explicit ResourcePool(MasterSemaphore& master_semaphore, size_t grow_step);
virtual ~ResourcePool() = default;
ResourcePool& operator=(ResourcePool&&) noexcept = default;
ResourcePool(ResourcePool&&) noexcept = default;
ResourcePool& operator=(const ResourcePool&) = default;
ResourcePool(const ResourcePool&) = default;
protected:
size_t CommitResource();
/// Called when a chunk of resources have to be allocated.
virtual void Allocate(size_t begin, size_t end) = 0;
private:
/// Manages pool overflow allocating new resources.
size_t ManageOverflow();
/// Allocates a new page of resources.
void Grow();
MasterSemaphore* master_semaphore{};
size_t grow_step = 0; ///< Number of new resources created after an overflow
size_t hint_iterator = 0; ///< Hint to where the next free resources is likely to be found
std::vector<u64> ticks; ///< Ticks for each resource
};
} // namespace Vulkan