xsi_nurbssurface.h

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//*****************************************************************************
//*****************************************************************************

#if (_MSC_VER > 1000) || defined(SGI_COMPILER)
#pragma once
#endif

#ifndef __XSINURBSSURFACE_H__
#define __XSINURBSSURFACE_H__

#include <xsi_facet.h>
#include <xsi_nurbsdata.h>

namespace XSI {

class CKnotArray;
class CControlPointRefArray;
class CNurbsSampleRefArray;


//*****************************************************************************
//*****************************************************************************

class SICPPSDKDECL NurbsSurface : public Facet
{
public:
    NurbsSurface();

    ~NurbsSurface();

    NurbsSurface(const CRef& in_ref);

    NurbsSurface(const NurbsSurface& in_obj);

    bool IsA( siClassID in_ClassID) const;

    siClassID GetClassID() const;

    NurbsSurface& operator=(const NurbsSurface& in_obj);

    NurbsSurface& operator=(const CRef& in_ref);

    CKnotArray GetKnots
    (
        siNurbsDirection    in_siNurbsDirection
    )const;

    CControlPointRefArray GetControlPoints()const;

    CNurbsSampleRefArray GetNurbsSamples()const;

    CStatus Get
    (
        siNurbsFormat           in_siNurbsFormat,
        CNurbsSurfaceData&      out_surface
    )const;


    CStatus Set
    (
        const CNurbsSurfaceData&    in_surface,
        siNurbsFormat               in_siNurbsFormat = siSINurbs
    );

    CStatus EvaluatePosition
    (
        double                  in_dUValue,
        double                  in_dVValue,
        MATH::CVector3&         out_vPosition,
        MATH::CVector3&         out_vUTangent,
        MATH::CVector3&         out_vVTangent,
        MATH::CVector3&         out_vNormal
    )const;

    CStatus EvaluateNormalizedPosition
    (
        double                  in_dUNormalizedValue,
        double                  in_dVNormalizedValue,
        MATH::CVector3&         out_vPosition,
        MATH::CVector3&         out_vUTangent,
        MATH::CVector3&         out_vVTangent,
        MATH::CVector3&         out_vNormal
    )const;

    CStatus GetNormalizedUVFromUV
    (
        double                  in_dUValue,
        double                  in_dVValue,
        double&                 out_dNormalizedUValue,
        double&                 out_dNormalizedVValue
    )const;

    CStatus GetUVFromNormalizedUV
    (
        double                  in_dNormalizedUValue,
        double                  in_dNormalizedVValue,
        double&                 out_dUValue,
        double&                 out_dVValue
    )const;

    LONG GetTrimCount()const;

    CStatus GetTrim
    (
        LONG                                    in_lTrimIndex,
        siNurbsFormat                           in_siNurbsFormat,
        CTrimCurveData&                         out_trimcurve
    )const;

    private:
    NurbsSurface * operator&() const;
    NurbsSurface * operator&();
};

//*****************************************************************************
//*****************************************************************************
class SICPPSDKDECL CNurbsSurfaceRefArray : public CFacetRefArray
{
    public:
    /* Default constructor */
    CNurbsSurfaceRefArray();

    CNurbsSurfaceRefArray( const CNurbsSurfaceRefArray& in_array );

    CRef GetItem( LONG in_index ) const;

    CRef GetItem( const CString& in_name ) const;

    LONG GetCount() const;

    bool IsValid() const;

    private:
    void* m_ptr;
};

};

#endif // __XSINURBSSURFACE_H__