#ifndef GP1_DIRECTX_SHADOWMAPBUFFER_H
#define GP1_DIRECTX_SHADOWMAPBUFFER_H

#include <d3d11.h>
#include <DirectXMath.h>
#include "DepthBuffer.h"
#include "SamplerState.h"

class ShadowMapBuffer {
public:
    ShadowMapBuffer(ID3D11Device *device, UINT width, UINT height);

    ~ShadowMapBuffer();

    bool Initialize();

    void SetRenderTarget(ID3D11DeviceContext *deviceContext);

    void ResetRenderTarget(ID3D11DeviceContext *deviceContext);

    ID3D11ShaderResourceView *GetShaderResourceView() const { return m_shaderResourceView; }

    ID3D11SamplerState *GetSamplerState() const { return m_samplerState.GetSamplerState(); }

    ID3D11DepthStencilView *GetDepthStencilView();
private:
    ID3D11Device *m_device;
    UINT m_width;
    UINT m_height;

    DepthBuffer m_depthBuffer;
    SamplerState m_samplerState;

    ID3D11ShaderResourceView *m_shaderResourceView;
};

#endif //GP1_DIRECTX_SHADOWMAPBUFFER_H