ImmediateModeRenderer/ImmediateModeRenderer.h

//**************************************************************************/
// Copyright (c) 2008 Autodesk, Inc.
// All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
//
//**************************************************************************/
// DESCRIPTION:
// CREATED: April 2010
//**************************************************************************/

#if defined(JAMBUILD)
#include <Mudbox/mudbox.h>
#include <Mudbox/MudBoxGL.h>
#else
#include "../../include/Mudbox/mudbox.h"
#include "../../include/Mudbox/MudBoxGL.h"
#endif

using namespace mudbox;

class ImmediateModeRenderer : public MeshRenderer
{
    DECLARE_CLASS;

public:

    ImmediateModeRenderer( void );
    ~ImmediateModeRenderer( void );

    // Overrides for Node class
    virtual void OnNodeEvent( const Attribute &, NodeEventType );
    virtual void Serialize( Stream & );

    // Overrides for MeshRenderer class

    virtual void Initialize( void );
    virtual void SetMesh( Mesh *pMesh );
    virtual void Render( 
        const Selector *pSelector = 0, 
        bool bSkipMaterials = false, 
        const Camera *pCamera = 0, 
        const AxisAlignedBoundingBox &bUVFilter = AxisAlignedBoundingBox() 
        );

    virtual unsigned int RenderData( const Selector *pSelector, unsigned int iStart, const Camera *pCamera );
    virtual void DecodeData( unsigned int iData, unsigned int &iFaceIndex, unsigned int &iVertexIndex );

    virtual void OnVertexPositionChange( unsigned int iVertexIndex, unsigned int iFaceIndex );
    virtual void OnVertexStateChange( unsigned int iVertexIndex, unsigned int iFaceIndex );
    virtual void OnMeshChange( MeshRenderer::MeshChange eChange = MeshRenderer::changeTopology );

    virtual void SetLODLevel( float fLevel );
    virtual float LODLevel( void ) const;

    virtual const AxisAlignedBoundingBox &ActiveUVArea( void ) const;

    virtual void SetWireFrameMode( bool bMode );
    virtual bool WireFrameMode( void ) const;
    virtual void SetColorMode( bool bMode );
    virtual bool ColorMode( void ) const;
    virtual void SetVertexColor( Color cVertexColor );
    virtual Color VertexColor( void ) const;
    virtual void SetWireLevel( unsigned int iLevel );
    virtual unsigned int WireLevel( void ) const;
    virtual void SetTextureCoordinateMode( bool bMode );
    virtual bool TextureCoordinateMode( void ) const;
    virtual void SetTangentMode( bool bMode );
    virtual bool TangentMode( void ) const;

    virtual bool ReadyForClientRender() { return true;}

    virtual void SetFacetedMode( bool bMode );
    virtual bool FacetedMode( void ) const;

private:

    void renderTriangle(unsigned int index);
    void renderTriangleNormals();
    void renderQuad(unsigned int index);
    void renderQuadNormals();

    Mesh *m_pMesh;

    float m_fPointSize;
    float m_fLineWidth;

    GLenum m_ePolygonMode;

    bool m_bTCMode;
    bool m_bFacetedMode;
    bool m_bWireframeMode;
    AxisAlignedBoundingBox m_ActiveUVArea;

    // Get color depth of render target
    GLint m_iRedBits, m_iGreenBits, m_iBlueBits;
};