D3D11RenderState.hpp

#pragma once
#ifndef __H__OCULAR_GRAPHICS_D3D11_RENDER_STATE__H__
#define __H__OCULAR_GRAPHICS_D3D11_RENDER_STATE__H__

#include "Graphics/RenderState/RenderState.hpp"
#include <d3d11.h>

//------------------------------------------------------------------------------------------

namespace Ocular
{
    namespace Graphics
    {
        class D3D11RenderState : public RenderState
        {
        public:

            D3D11RenderState(ID3D11Device* device, ID3D11DeviceContext* context);
            virtual ~D3D11RenderState();

            virtual void bind() override;
            virtual void setDepthStencilState(DepthStencilState const& state) override;

            ID3D11RasterizerState* getD3DRasterizerState();
            ID3D11DepthStencilState* getD3DDepthStencilState();
            ID3D11BlendState* getD3DBlendState();

            D3D11_PRIMITIVE_TOPOLOGY getD3DPrimitiveTopology();

        protected:

            bool createD3DRasterizerState();
            bool createD3DDepthStencilState();
            bool createD3DBlendState();

            D3D11_RASTERIZER_DESC createRenderStateDescr();
            D3D11_DEPTH_STENCIL_DESC createDepthStencilStateDescr();
            D3D11_BLEND_DESC createBlendStateDescr();

            D3D11_BLEND convertBlendType(BlendType type) const;
            D3D11_BLEND_OP convertBlendEquation(BlendEquation equation) const;
            D3D11_STENCIL_OP convertStencilOperation(StencilOperation operation) const;
            D3D11_COMPARISON_FUNC convertDepthStencilComparison(DepthStencilComparison comparison) const;

            //------------------------------------------------------------

            ID3D11Device*            m_D3DDevice;
            ID3D11DeviceContext*     m_D3DDeviceContext;
            ID3D11RasterizerState*   m_D3DRasterizerState;
            ID3D11DepthStencilState* m_D3DDepthStencilState;
            ID3D11BlendState*        m_D3DBlendState;
            D3D11_PRIMITIVE_TOPOLOGY m_D3DPrimitiveTopology;

        private:
        };
    }
}
//------------------------------------------------------------------------------------------

#endif