#ifndef AMD_VULKAN_MEMORY_ALLOCATOR_H
#define AMD_VULKAN_MEMORY_ALLOCATOR_H

#include <stdint.h>
#include <vulkan/vulkan.h>

#define VMA_MEMORY_USAGE_AUTO_PREFER_DEVICE 1
#define VMA_ALLOCATION_CREATE_MAPPED_BIT 2
#define VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT 3
#define VMA_MEMORY_USAGE_AUTO_PREFER_HOST 4
#define VMA_MEMORY_USAGE_AUTO 5;
#define VMA_ALLOCATION_CREATE_DEDICATED_MEMORY_BIT 6

typedef int VmaAllocation;
typedef int VmaAllocator;
typedef int VmaMemoryUsage;
typedef int VmaAllocationCreateFlags;

typedef struct {
    VkBuffer buffer;
    VmaAllocation allocation;
} VmaBuffer;

typedef struct {
    VkImage image;
    VmaAllocation allocation;
} VmaImage;

typedef struct {
    float priority;
    uint32_t flags;
    uint32_t usage;
    uint32_t requiredFlags;
    uint32_t preferredFlags;
    uint32_t memoryTypeBits;
    void* pool;
    void* pUserData;
} VmaAllocationCreateInfo;

typedef struct {
    VkDeviceMemory memory;
    VkDeviceSize offset;
    VkDeviceSize size;
    void* pMappedData;
} VmaAllocationInfo;

typedef struct {
    void* vkGetInstanceProcAddr;
    void* vkGetDeviceProcAddr;
} VmaVulkanFunctions;

typedef struct {
    uint32_t vulkanApiVersion;
    VkPhysicalDevice physicalDevice;
    VkDevice device;
    VkInstance instance;
    VmaVulkanFunctions* pVulkanFunctions;
} VmaAllocatorCreateInfo;

VkResult vmaCreateAllocator(VmaAllocatorCreateInfo* pCreateInfo, VmaAllocator* pAllocator);

VkResult vmaCreateBuffer(VmaAllocator allocator, const VkBufferCreateInfo* pBufferCreateInfo, const VmaAllocationCreateInfo* pAllocationCreateInfo, VkBuffer* pBuffer, VmaAllocation* pAllocation, VmaAllocationInfo* pAllocationInfo);

VkResult vmaCreateImage(VmaAllocator allocator, const VkImageCreateInfo* pImageCreateInfo, const VmaAllocationCreateInfo* pAllocationCreateInfo, VkImage* pImage, VmaAllocation* pAllocation, VmaAllocationInfo* pAllocationInfo);

void vmaDestroyAllocator(VmaAllocator allocator);
void vmaDestroyBuffer(VmaAllocator allocator, VkBuffer buffer, VmaAllocation allocation);
void vmaDestroyImage(VmaAllocator allocator, VkImage image, VmaAllocation allocation);
VkResult vmaMapMemory(VmaAllocator allocator, VmaAllocation allocation, void** ppData);

#endif // AMD_VULKAN_MEMORY_ALLOCATOR_H