RendererModules/Direct3D11/Renderer.h

/***********************************************************************
    created:    Wed May 5 2010
*************************************************************************/
/***************************************************************************
 *   Copyright (C) 2004 - 2011 Paul D Turner & The CEGUI Development Team
 *
 *   Permission is hereby granted, free of charge, to any person obtaining
 *   a copy of this software and associated documentation files (the
 *   "Software"), to deal in the Software without restriction, including
 *   without limitation the rights to use, copy, modify, merge, publish,
 *   distribute, sublicense, and/or sell copies of the Software, and to
 *   permit persons to whom the Software is furnished to do so, subject to
 *   the following conditions:
 *
 *   The above copyright notice and this permission notice shall be
 *   included in all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *   OTHER DEALINGS IN THE SOFTWARE.
 ***************************************************************************/
#ifndef _CEGUIDirect3D11Renderer_h_
#define _CEGUIDirect3D11Renderer_h_

#include "../../Renderer.h"
#include "../../Size.h"
#include "../../Vector.h"
#include <vector>
#include <map>

#if (defined( __WIN32__ ) || defined( _WIN32 )) && !defined(CEGUI_STATIC)
#   ifdef CEGUIDIRECT3D11RENDERER_EXPORTS
#       define D3D11_GUIRENDERER_API __declspec(dllexport)
#   else
#       define D3D11_GUIRENDERER_API __declspec(dllimport)
#   endif
#else
#   define D3D11_GUIRENDERER_API
#endif

#if defined(_MSC_VER)
#   pragma warning(push)
#   pragma warning(disable : 4251)
#endif

// D3D forward refs
struct ID3D11Device;
struct ID3D11DeviceContext;
struct ID3DX11Effect;//D3DXEffect11 in dependences
struct ID3DX11EffectTechnique;//D3DXEffect11 in dependences
struct ID3D11InputLayout;
struct ID3DX11EffectShaderResourceVariable;//D3DXEffect11 in dependences
struct ID3DX11EffectMatrixVariable;//D3DXEffect11 in dependences
struct ID3D11ShaderResourceView;//D3DXEffect11 in dependences
struct D3DXMATRIX;

#include <d3d11.h>
#include <d3dx11.h>
#include <d3dx10.h>


struct IDevice11//little structure that keeps both device, in order to reduce copy & paste around module
{
        ID3D11Device* d_device;
        ID3D11DeviceContext* d_context;
};

// Start of CEGUI namespace section
namespace CEGUI
{
class Direct3D11GeometryBuffer;
class Direct3D11Texture;


class D3D11_GUIRENDERER_API Direct3D11Renderer : public Renderer
{
public:
    static Direct3D11Renderer& bootstrapSystem(ID3D11Device* device,
                                               ID3D11DeviceContext* context,
                                               const int abi = CEGUI_VERSION_ABI);

    static void destroySystem();

    static Direct3D11Renderer& create(ID3D11Device* device,ID3D11DeviceContext* context,
                                      const int abi = CEGUI_VERSION_ABI);

    static void destroy(Direct3D11Renderer& renderer);

//     //! return the ID3D10Device used by this renderer object.
//     ID3D11Device& getDirect3DDevice() const;
// 
//      //! return the ID3D11Device context used by this renderer object.
//      ID3D11DeviceContext& getDirect3DDeviceContext() const;

        //returns d3d11 container for further rendering and creating
        IDevice11& getDirect3DDevice(); 
    
    bool isTexCoordSystemFlipped() const { return false; }
        
    void bindTechniquePass(const BlendMode mode, const bool clipped);
    void setCurrentTextureShaderResource(ID3D11ShaderResourceView* srv); 
    void setProjectionMatrix(D3DXMATRIX& matrix);
    void setWorldMatrix(D3DXMATRIX& matrix);

    // Implement interface from Renderer
    RenderTarget& getDefaultRenderTarget();
    GeometryBuffer& createGeometryBuffer();
    void destroyGeometryBuffer(const GeometryBuffer& buffer);
    void destroyAllGeometryBuffers();
    TextureTarget* createTextureTarget();
    void destroyTextureTarget(TextureTarget* target);
    void destroyAllTextureTargets();
    Texture& createTexture(const String& name);
    Texture& createTexture(const String& name,
                           const String& filename,
                           const String& resourceGroup);
    Texture& createTexture(const String& name, const Sizef& size);
    void destroyTexture(Texture& texture);
    void destroyTexture(const String& name);
    void destroyAllTextures();
    Texture& getTexture(const String& name) const;
    bool isTextureDefined(const String& name) const;
    void beginRendering();
    void endRendering();
    void setDisplaySize(const Sizef& sz);
    const Sizef& getDisplaySize() const;
    const Vector2f& getDisplayDPI() const;
    uint getMaxTextureSize() const;
    const String& getIdentifierString() const;

protected:
    Direct3D11Renderer(ID3D11Device* device,ID3D11DeviceContext* context);

    ~Direct3D11Renderer();

    Sizef getViewportSize();

    void throwIfNameExists(const String& name) const;
    static void logTextureCreation(const String& name);
    static void logTextureDestruction(const String& name);

    static String d_rendererID;

        IDevice11 d_device;

    Sizef d_displaySize;
    Vector2f d_displayDPI;
    RenderTarget* d_defaultTarget;
    typedef std::vector<TextureTarget*> TextureTargetList;
    TextureTargetList d_textureTargets;
    typedef std::vector<Direct3D11GeometryBuffer*> GeometryBufferList;
    GeometryBufferList d_geometryBuffers;
    typedef std::map<String, Direct3D11Texture*, StringFastLessCompare
                     CEGUI_MAP_ALLOC(String, Direct3D11Texture*)> TextureMap;
    TextureMap d_textures;
    ID3DX11Effect* d_effect;
    ID3DX11EffectTechnique* d_normalClippedTechnique;
    ID3DX11EffectTechnique* d_normalUnclippedTechnique;
    ID3DX11EffectTechnique* d_premultipliedClippedTechnique;
    ID3DX11EffectTechnique* d_premultipliedUnclippedTechnique;
    ID3D11InputLayout* d_inputLayout;
    ID3DX11EffectShaderResourceVariable* d_boundTextureVariable;
    ID3DX11EffectMatrixVariable* d_worldMatrixVariable;
    ID3DX11EffectMatrixVariable* d_projectionMatrixVariable;
};


} // End of  CEGUI namespace section

#if defined(_MSC_VER)
#   pragma warning(pop)
#endif

#endif  // end of guard _CEGUIDirect3D11Renderer_h_