#pragma once

#include "../dxvk/dxvk_adapter.h"
#include "../dxvk/dxvk_cs.h"
#include "../dxvk/dxvk_device.h"

#include "d3d11_context_state.h"
#include "d3d11_device_child.h"
#include "d3d11_view.h"

namespace dxvk {
  
  class D3D11Device;
  
  class D3D11DeviceContext : public D3D11DeviceChild<ID3D11DeviceContext> {
    
  public:
    
    D3D11DeviceContext(
      D3D11Device*    parent,
      Rc<DxvkDevice>  device);
    ~D3D11DeviceContext();
    
    HRESULT STDMETHODCALLTYPE QueryInterface(
            REFIID  riid,
            void**  ppvObject) final;
    
    void STDMETHODCALLTYPE GetDevice(ID3D11Device **ppDevice) final;
    
    void STDMETHODCALLTYPE ClearState() final;
    
    void STDMETHODCALLTYPE Begin(ID3D11Asynchronous *pAsync) final;
    
    void STDMETHODCALLTYPE End(ID3D11Asynchronous *pAsync) final;
    
    HRESULT STDMETHODCALLTYPE GetData(
            ID3D11Asynchronous*               pAsync,
            void*                             pData,
            UINT                              DataSize,
            UINT                              GetDataFlags) final;
    
    void STDMETHODCALLTYPE SetPredication(
            ID3D11Predicate*                  pPredicate,
            WINBOOL                           PredicateValue) final;
    
    void STDMETHODCALLTYPE GetPredication(
            ID3D11Predicate**                 ppPredicate,
            WINBOOL*                          pPredicateValue) final;
    
    void STDMETHODCALLTYPE CopySubresourceRegion(
            ID3D11Resource*                   pDstResource,
            UINT                              DstSubresource,
            UINT                              DstX,
            UINT                              DstY,
            UINT                              DstZ,
            ID3D11Resource*                   pSrcResource,
            UINT                              SrcSubresource,
      const D3D11_BOX*                        pSrcBox) final;
    
    void STDMETHODCALLTYPE CopyResource(
            ID3D11Resource*                   pDstResource,
            ID3D11Resource*                   pSrcResource) final;
    
    void STDMETHODCALLTYPE CopyStructureCount(
            ID3D11Buffer*                     pDstBuffer,
            UINT                              DstAlignedByteOffset,
            ID3D11UnorderedAccessView*        pSrcView) final;
    
    void STDMETHODCALLTYPE ClearRenderTargetView(
            ID3D11RenderTargetView*           pRenderTargetView,
      const FLOAT                             ColorRGBA[4]) final;
    
    void STDMETHODCALLTYPE ClearUnorderedAccessViewUint(
            ID3D11UnorderedAccessView*        pUnorderedAccessView,
      const UINT                              Values[4]) final;
    
    void STDMETHODCALLTYPE ClearUnorderedAccessViewFloat(
            ID3D11UnorderedAccessView*        pUnorderedAccessView,
      const FLOAT                             Values[4]) final;
    
    void STDMETHODCALLTYPE ClearDepthStencilView(
            ID3D11DepthStencilView*           pDepthStencilView,
            UINT                              ClearFlags,
            FLOAT                             Depth,
            UINT8                             Stencil) final;
    
    void STDMETHODCALLTYPE GenerateMips(
            ID3D11ShaderResourceView*         pShaderResourceView) final;
    
    void STDMETHODCALLTYPE UpdateSubresource(
            ID3D11Resource*                   pDstResource,
            UINT                              DstSubresource,
      const D3D11_BOX*                        pDstBox,
      const void*                             pSrcData,
            UINT                              SrcRowPitch,
            UINT                              SrcDepthPitch) final;
    
    void STDMETHODCALLTYPE SetResourceMinLOD(
            ID3D11Resource*                   pResource,
            FLOAT                             MinLOD) final;
    
    FLOAT STDMETHODCALLTYPE GetResourceMinLOD(
            ID3D11Resource*                   pResource) final;
    
    void STDMETHODCALLTYPE ResolveSubresource(
            ID3D11Resource*                   pDstResource,
            UINT                              DstSubresource,
            ID3D11Resource*                   pSrcResource,
            UINT                              SrcSubresource,
            DXGI_FORMAT                       Format) final;
    
    void STDMETHODCALLTYPE DrawAuto() final;
    
    void STDMETHODCALLTYPE Draw(
            UINT            VertexCount,
            UINT            StartVertexLocation) final;
    
    void STDMETHODCALLTYPE DrawIndexed(
            UINT            IndexCount,
            UINT            StartIndexLocation,
            INT             BaseVertexLocation) final;
    
    void STDMETHODCALLTYPE DrawInstanced(
            UINT            VertexCountPerInstance,
            UINT            InstanceCount,
            UINT            StartVertexLocation,
            UINT            StartInstanceLocation) final;
    
    void STDMETHODCALLTYPE DrawIndexedInstanced(
            UINT            IndexCountPerInstance,
            UINT            InstanceCount,
            UINT            StartIndexLocation,
            INT             BaseVertexLocation,
            UINT            StartInstanceLocation) final;
    
    void STDMETHODCALLTYPE DrawIndexedInstancedIndirect(
            ID3D11Buffer*   pBufferForArgs,
            UINT            AlignedByteOffsetForArgs) final;
    
    void STDMETHODCALLTYPE DrawInstancedIndirect(
            ID3D11Buffer*   pBufferForArgs,
            UINT            AlignedByteOffsetForArgs) final;
    
    void STDMETHODCALLTYPE Dispatch(
            UINT            ThreadGroupCountX,
            UINT            ThreadGroupCountY,
            UINT            ThreadGroupCountZ) final;
    
    void STDMETHODCALLTYPE DispatchIndirect(
            ID3D11Buffer*   pBufferForArgs,
            UINT            AlignedByteOffsetForArgs) final;
    
    void STDMETHODCALLTYPE IASetInputLayout(
            ID3D11InputLayout*                pInputLayout) final;
    
    void STDMETHODCALLTYPE IASetPrimitiveTopology(
            D3D11_PRIMITIVE_TOPOLOGY          Topology) final;
    
    void STDMETHODCALLTYPE IASetVertexBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppVertexBuffers,
      const UINT*                             pStrides,
      const UINT*                             pOffsets) final;
    
    void STDMETHODCALLTYPE IASetIndexBuffer(
            ID3D11Buffer*                     pIndexBuffer,
            DXGI_FORMAT                       Format,
            UINT                              Offset) final;
    
    void STDMETHODCALLTYPE IAGetInputLayout(
            ID3D11InputLayout**               ppInputLayout) final;
    
    void STDMETHODCALLTYPE IAGetPrimitiveTopology(
            D3D11_PRIMITIVE_TOPOLOGY*         pTopology) final;
    
    void STDMETHODCALLTYPE IAGetVertexBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppVertexBuffers,
            UINT*                             pStrides,
            UINT*                             pOffsets) final;
    
    void STDMETHODCALLTYPE IAGetIndexBuffer(
            ID3D11Buffer**                    pIndexBuffer,
            DXGI_FORMAT*                      Format,
            UINT*                             Offset) final;
    
    void STDMETHODCALLTYPE VSSetShader(
            ID3D11VertexShader*               pVertexShader,
            ID3D11ClassInstance* const*       ppClassInstances,
            UINT                              NumClassInstances) final;
    
    void STDMETHODCALLTYPE VSSetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE VSSetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView* const*  ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE VSSetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState* const*        ppSamplers) final;
    
    void STDMETHODCALLTYPE VSGetShader(
            ID3D11VertexShader**              ppVertexShader,
            ID3D11ClassInstance**             ppClassInstances,
            UINT*                             pNumClassInstances) final;
    
    void STDMETHODCALLTYPE VSGetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE VSGetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView**        ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE VSGetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState**              ppSamplers) final;
    
    void STDMETHODCALLTYPE HSSetShader(
            ID3D11HullShader*                 pHullShader,
            ID3D11ClassInstance* const*       ppClassInstances,
            UINT                              NumClassInstances) final;
    
    void STDMETHODCALLTYPE HSSetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView* const*  ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE HSSetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE HSSetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState* const*        ppSamplers) final;
    
    void STDMETHODCALLTYPE HSGetShader(
            ID3D11HullShader**                ppHullShader,
            ID3D11ClassInstance**             ppClassInstances,
            UINT*                             pNumClassInstances) final;
    
    void STDMETHODCALLTYPE HSGetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE HSGetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView**        ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE HSGetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState**              ppSamplers) final;
    
    void STDMETHODCALLTYPE DSSetShader(
            ID3D11DomainShader*               pDomainShader,
            ID3D11ClassInstance* const*       ppClassInstances,
            UINT                              NumClassInstances) final;
    
    void STDMETHODCALLTYPE DSSetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView* const*  ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE DSSetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE DSSetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState* const*        ppSamplers) final;
    
    void STDMETHODCALLTYPE DSGetShader(
            ID3D11DomainShader**              ppDomainShader,
            ID3D11ClassInstance**             ppClassInstances,
            UINT*                             pNumClassInstances) final;
    
    void STDMETHODCALLTYPE DSGetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE DSGetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView**        ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE DSGetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState**              ppSamplers) final;
    
    void STDMETHODCALLTYPE GSSetShader(
            ID3D11GeometryShader*             pShader,
            ID3D11ClassInstance* const*       ppClassInstances,
            UINT                              NumClassInstances) final;
    
    void STDMETHODCALLTYPE GSSetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE GSSetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView* const*  ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE GSSetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState* const*        ppSamplers) final;
    
    void STDMETHODCALLTYPE GSGetShader(
            ID3D11GeometryShader**            ppGeometryShader,
            ID3D11ClassInstance**             ppClassInstances,
            UINT*                             pNumClassInstances) final;
    
    void STDMETHODCALLTYPE GSGetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE GSGetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView**        ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE GSGetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState**              ppSamplers) final;
    
    void STDMETHODCALLTYPE PSSetShader(
            ID3D11PixelShader*                pPixelShader,
            ID3D11ClassInstance* const*       ppClassInstances,
            UINT                              NumClassInstances) final;
    
    void STDMETHODCALLTYPE PSSetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE PSSetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView* const*  ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE PSSetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState* const*        ppSamplers) final;
    
    void STDMETHODCALLTYPE PSGetShader(
            ID3D11PixelShader**               ppPixelShader,
            ID3D11ClassInstance**             ppClassInstances,
            UINT*                             pNumClassInstances) final;
    
    void STDMETHODCALLTYPE PSGetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE PSGetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView**        ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE PSGetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState**              ppSamplers) final;
    
    void STDMETHODCALLTYPE CSSetShader(
            ID3D11ComputeShader*              pComputeShader,
            ID3D11ClassInstance* const*       ppClassInstances,
            UINT                              NumClassInstances) final;
    
    void STDMETHODCALLTYPE CSSetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE CSSetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView* const*  ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE CSSetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState* const*        ppSamplers) final;
    
    void STDMETHODCALLTYPE CSSetUnorderedAccessViews(
            UINT                              StartSlot,
            UINT                              NumUAVs,
            ID3D11UnorderedAccessView* const* ppUnorderedAccessViews,
      const UINT*                             pUAVInitialCounts) final;
    
    void STDMETHODCALLTYPE CSGetShader(
            ID3D11ComputeShader**             ppComputeShader,
            ID3D11ClassInstance**             ppClassInstances,
            UINT*                             pNumClassInstances) final;
    
    void STDMETHODCALLTYPE CSGetConstantBuffers(
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppConstantBuffers) final;
    
    void STDMETHODCALLTYPE CSGetShaderResources(
            UINT                              StartSlot,
            UINT                              NumViews,
            ID3D11ShaderResourceView**        ppShaderResourceViews) final;
    
    void STDMETHODCALLTYPE CSGetSamplers(
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState**              ppSamplers) final;
    
    void STDMETHODCALLTYPE CSGetUnorderedAccessViews(
            UINT                              StartSlot,
            UINT                              NumUAVs,
            ID3D11UnorderedAccessView**       ppUnorderedAccessViews) final;
    
    void STDMETHODCALLTYPE OMSetRenderTargets(
            UINT                              NumViews,
            ID3D11RenderTargetView* const*    ppRenderTargetViews,
            ID3D11DepthStencilView*           pDepthStencilView) final;
    
    void STDMETHODCALLTYPE OMSetRenderTargetsAndUnorderedAccessViews(
            UINT                              NumRTVs,
            ID3D11RenderTargetView* const*    ppRenderTargetViews,
            ID3D11DepthStencilView*           pDepthStencilView,
            UINT                              UAVStartSlot,
            UINT                              NumUAVs,
            ID3D11UnorderedAccessView* const* ppUnorderedAccessViews,
      const UINT*                             pUAVInitialCounts) final;
    
    void STDMETHODCALLTYPE OMSetBlendState(
            ID3D11BlendState*                 pBlendState,
      const FLOAT                             BlendFactor[4],
            UINT                              SampleMask) final;
    
    void STDMETHODCALLTYPE OMSetDepthStencilState(
            ID3D11DepthStencilState*          pDepthStencilState,
            UINT                              StencilRef) final;
    
    void STDMETHODCALLTYPE OMGetRenderTargets(
            UINT                              NumViews,
            ID3D11RenderTargetView**          ppRenderTargetViews,
            ID3D11DepthStencilView**          ppDepthStencilView) final;
    
    void STDMETHODCALLTYPE OMGetRenderTargetsAndUnorderedAccessViews(
            UINT                              NumRTVs,
            ID3D11RenderTargetView**          ppRenderTargetViews,
            ID3D11DepthStencilView**          ppDepthStencilView,
            UINT                              UAVStartSlot,
            UINT                              NumUAVs,
            ID3D11UnorderedAccessView**       ppUnorderedAccessViews) final;
    
    void STDMETHODCALLTYPE OMGetBlendState(
            ID3D11BlendState**                ppBlendState,
            FLOAT                             BlendFactor[4],
            UINT*                             pSampleMask) final;
    
    void STDMETHODCALLTYPE OMGetDepthStencilState(
            ID3D11DepthStencilState**         ppDepthStencilState,
            UINT*                             pStencilRef) final;
    
    void STDMETHODCALLTYPE RSSetState(
            ID3D11RasterizerState*            pRasterizerState) final;
    
    void STDMETHODCALLTYPE RSSetViewports(
            UINT                              NumViewports,
      const D3D11_VIEWPORT*                   pViewports) final;
    
    void STDMETHODCALLTYPE RSSetScissorRects(
            UINT                              NumRects,
      const D3D11_RECT*                       pRects) final;
    
    void STDMETHODCALLTYPE RSGetState(
            ID3D11RasterizerState**           ppRasterizerState) final;
    
    void STDMETHODCALLTYPE RSGetViewports(
            UINT*                             pNumViewports,
            D3D11_VIEWPORT*                   pViewports) final;
    
    void STDMETHODCALLTYPE RSGetScissorRects(
            UINT*                             pNumRects,
            D3D11_RECT*                       pRects) final;
    
    void STDMETHODCALLTYPE SOSetTargets(
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppSOTargets,
      const UINT*                             pOffsets) final;
    
    void STDMETHODCALLTYPE SOGetTargets(
            UINT                              NumBuffers,
            ID3D11Buffer**                    ppSOTargets) final;
    
  protected:
    
    D3D11Device* const m_parent;
    
    Rc<DxvkDevice>              m_device;
    Rc<DxvkContext>             m_context;
    Rc<DxvkSampler>             m_defaultSampler;
    
    Com<D3D11BlendState>        m_defaultBlendState;
    Com<D3D11DepthStencilState> m_defaultDepthStencilState;
    Com<D3D11RasterizerState>   m_defaultRasterizerState;
    
    D3D11ContextState           m_state;
    uint64_t                    m_drawCount = 0;
    
    void BindConstantBuffers(
            DxbcProgramType                   ShaderStage,
            D3D11ConstantBufferBindings&      Bindings,
            UINT                              StartSlot,
            UINT                              NumBuffers,
            ID3D11Buffer* const*              ppConstantBuffers);
    
    void BindSamplers(
            DxbcProgramType                   ShaderStage,
            D3D11SamplerBindings&             Bindings,
            UINT                              StartSlot,
            UINT                              NumSamplers,
            ID3D11SamplerState* const*        ppSamplers);
    
    void BindShaderResources(
            DxbcProgramType                   ShaderStage,
            D3D11ShaderResourceBindings&      Bindings,
            UINT                              StartSlot,
            UINT                              NumResources,
            ID3D11ShaderResourceView* const*  ppResources);
    
    void BindUnorderedAccessViews(
            DxbcProgramType                   ShaderStage,
            D3D11UnorderedAccessBindings&     Bindings,
            UINT                              StartSlot,
            UINT                              NumUAVs,
            ID3D11UnorderedAccessView* const* ppUnorderedAccessViews);
    
    void InitUnorderedAccessViewCounters(
            UINT                              NumUAVs,
            ID3D11UnorderedAccessView* const* ppUnorderedAccessViews,
      const UINT*                             pUAVInitialCounts);
    
    void ApplyViewportState();
    
    Rc<DxvkSampler> CreateDefaultSampler();
    
    template<typename Cmd>
    void EmitCs(Cmd&& command) {
      // TODO push to CS chunk
      command.execute(m_context.ptr());
    }
    
  };
  
}