#pragma once

#include <array>
#include <volk.h>

#include <vma/vk_mem_alloc.h>

#include <DirectXMath.h>

struct GlobalMemory;
struct RenderDevice;

struct Vertex
{
  DirectX::XMFLOAT3 position;
  DirectX::XMFLOAT3 color;
  DirectX::XMFLOAT2 texCoord0;
};

struct MiscData
{
  struct CameraData
  {
    DirectX::XMMATRIX modelMatrix;
    DirectX::XMMATRIX viewMatrix;
    DirectX::XMMATRIX projectionMatrix;
  };

  uint64_t              previousCounter;

  VkDescriptorSetLayout descriptorSetLayout;
  VkPipelineLayout      pipelineLayout;
  VkPipeline            meshPipeline;

  VkBuffer              vertexBuffer;
  VmaAllocation         vertexBufferAllocation;
  size_t                vertexBufferSize;
  std::array<Vertex, 4> vertices;

  VkImage               texture;
  VmaAllocation         textureAllocation;
  VkImageView           textureView;
  VkSampler             sampler;

  uint64_t              _padding; // TODO: Optimize out?

  DirectX::XMVECTOR     cameraPosition;
  DirectX::XMVECTOR     cameraTarget;
  DirectX::XMVECTOR     cameraUp;
  CameraData            cameraData;
  VkBuffer              cameraUniformBuffer;
  VmaAllocation         cameraUniformBufferAllocation;
  size_t                cameraUniformBufferSize;
  uint8_t*              cameraUniformBufferPtr;
  VkDescriptorPool      descriptorPool;
  VkDescriptorSet       descriptorSet;

  VkImageMemoryBarrier2 acquireToRenderBarrier;
  VkDependencyInfo      acquireToRenderDependency;
  VkImageMemoryBarrier2 renderToPresentBarrier;
  VkDependencyInfo      renderToPresentDependency;

  bool                  init( RenderDevice const& renderDevice );
  void                  destroy( RenderDevice const& renderDevice );
};