VulkanMemoryAllocator.hpp

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#pragma once
 
#include <vulkan/vulkan.h>
 
#include "Tracy.hpp"
 
#include <map>
#include <mutex>
 
class VulkanMemoryAllocator
{
 
public:
 
    static VulkanMemoryAllocator & getInstance()
    {
        static VulkanMemoryAllocator instance;
        return instance;
    }
 
    VulkanMemoryAllocator(const VulkanMemoryAllocator &) = delete;
    VulkanMemoryAllocator(VulkanMemoryAllocator &&) = delete;
    VulkanMemoryAllocator & operator=(const VulkanMemoryAllocator &) = delete;
    VulkanMemoryAllocator & operator=(VulkanMemoryAllocator &&) = delete;
 
    VkResult allocateMemory(
        VkDevice device,
        const VkMemoryAllocateInfo * pAllocateInfo,
        const VkAllocationCallbacks * pAllocator,
        VkDeviceMemory * pMemory
    );
 
    void freeMemory(
        VkDevice device,
        VkDeviceMemory memory,
        const VkAllocationCallbacks * pAllocator
    );
 
    VkDeviceSize allocatedMemorySize() const;
 
    uint32_t allocatedMemoryCount() const;
 
private:
 
    VulkanMemoryAllocator();
    ~VulkanMemoryAllocator();
 
    std::map<VkDeviceMemory, VkDeviceSize> m_allocated_memory;
 
    VkDeviceSize m_allocated_memory_size = 0;
 
    mutable TracyLockableN(std::mutex, m_mutex, "Vulkan Memory Allocator");
};