Buffer.h

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#pragma once
#include "Prerequisites.h"
#include "MeshComponent.h"
 
class Device;
class DeviceContext;
 
class 
Buffer {
public:
  Buffer()  = default;
 
  ~Buffer() = default;
 
  HRESULT 
  init(Device& device, const MeshComponent& mesh, unsigned int bindFlag);
 
  HRESULT 
  init(Device& device, unsigned int ByteWidth);
 
  void 
  update(DeviceContext& deviceContext,
         ID3D11Resource* pDstResource,
         unsigned int    DstSubresource,
         const D3D11_BOX* pDstBox,
         const void*     pSrcData,
         unsigned int    SrcRowPitch,
         unsigned int    SrcDepthPitch);
 
  void 
  render(DeviceContext& deviceContext,
         unsigned int   StartSlot,
         unsigned int   NumBuffers,
         bool           setPixelShader = false,
         DXGI_FORMAT    format = DXGI_FORMAT_UNKNOWN);
 
  void 
  destroy();
 
  HRESULT 
  createBuffer(Device& device,
               D3D11_BUFFER_DESC& desc,
               D3D11_SUBRESOURCE_DATA* initData);
 
public:
  ID3D11Buffer* m_buffer = nullptr;
private:
  unsigned int m_stride = 0;
 
  unsigned int m_offset = 0;
 
  unsigned int m_bindFlag = 0;
};