NURBSCurve.h

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/************************************************************************
* @file NURBSCurve.h
*
* @brief 非均匀有理B样条曲线
*
* @details 非均匀有理B样条曲线
*
* @author lirf
*
* @version 1.0
*
* @date 2025-6-9
*
* @license 北京华科软科技有限公司
*
*************************************************************************/
 
#ifndef BIMHOMEBASE_GEOMETRYNURBSCURVE_H
#define BIMHOMEBASE_GEOMETRYNURBSCURVE_H
 
#include "Base/Math/Geometry/Curve.h"
#include "Base/Math/Geometry/BSplineCurve.h"
 
namespace Base
{
    //B样条曲线
    class BaseExport NURBSCurve :public BSplineCurve
    {
    public:
        NURBSCurve();
        ~NURBSCurve();
 
        NURBSCurve(const std::vector<Base::Vector3d>& Poles,
            const std::vector<double>& Knots, 
            const std::vector<int>& Multiplicities,
            const int Degree, 
            const bool Periodic = false);
 
        NURBSCurve(const std::vector<Base::Vector3d>& Poles,
            const std::vector<double>& Weights,
            const std::vector<double>& Knots,
            const std::vector<int>& Multiplicities,
            const int Degree,
            const bool Periodic = false,
            const bool CheckRational = true);
 
        virtual Geometry* copy(void) const;
 
        std::vector<double>& getWeights() ;
 
        void setWeights(const std::vector<double>& weights);
 
        bool isClosed();
        double getLength()const;
 
        void Reverse();
 
    private:
        std::vector<double> mWeights; // 权值
    };
}
 
#endif