2013-11-15 13:41:26 +01:00
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/************************************************************************
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2013-09-18 21:16:19 +02:00
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**
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2013-11-15 13:50:05 +01:00
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** @file vspline.h
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2014-04-30 07:38:52 +02:00
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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2013-11-15 13:50:05 +01:00
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** @date November 15, 2013
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2013-09-18 21:16:19 +02:00
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**
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** @brief
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** @copyright
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** This source code is part of the Valentine project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2013 Valentina project
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** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
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**
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** Valentina is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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2013-10-27 13:36:29 +01:00
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** Valentina is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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2013-11-15 13:41:26 +01:00
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*************************************************************************/
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2013-09-18 21:16:19 +02:00
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2013-08-05 10:37:56 +02:00
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#ifndef VSPLINE_H
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#define VSPLINE_H
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2014-06-25 16:08:12 +02:00
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#include "vabstractcurve.h"
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#include "vpointf.h"
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#include <QLineF>
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#include <QPointF>
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class QPainterPath;
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2013-10-26 22:42:54 +02:00
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#define M_2PI 6.28318530717958647692528676655900576
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/**
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* @brief VSpline class that implements the spline.
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*/
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class VSpline :public VAbstractCurve
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{
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public:
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VSpline();
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VSpline (const VSpline &spline );
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VSpline (VPointF p1, VPointF p4, qreal angle1, qreal angle2, qreal kAsm1, qreal kAsm2, qreal kCurve,
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quint32 idObject = 0, Draw mode = Draw::Calculation);
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VSpline (VPointF p1, QPointF p2, QPointF p3, VPointF p4, qreal kCurve, quint32 idObject = 0,
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Draw mode = Draw::Calculation);
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VSpline &operator=(const VSpline &spl);
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VPointF GetP1 () const;
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QPointF GetP2 () const;
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QPointF GetP3 () const;
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VPointF GetP4 () const;
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qreal GetAngle1 () const;
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qreal GetAngle2() const;
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qreal GetLength () const;
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qreal GetKasm1() const;
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qreal GetKasm2() const;
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qreal GetKcurve() const;
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// cppcheck-suppress unusedFunction
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QLineF::IntersectType CrossingSplLine(const QLineF &line, QPointF *intersectionPoint ) const;
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qreal LengthT(qreal t) const;
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QPointF CutSpline ( qreal length, QPointF &spl1p2, QPointF &spl1p3, QPointF &spl2p2, QPointF &spl2p3) const;
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QVector<QPointF> GetPoints () const;
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// cppcheck-suppress unusedFunction
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static QVector<QPointF> SplinePoints(const QPointF &p1, const QPointF &p4, qreal angle1, qreal angle2, qreal kAsm1,
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qreal kAsm2, qreal kCurve);
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protected:
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static QVector<QPointF> GetPoints (const QPointF &p1, const QPointF &p2, const QPointF &p3, const QPointF &p4 );
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private:
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/** @brief p1 first spline point. */
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VPointF p1;
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/** @brief p2 first control point. */
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QPointF p2;
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/** @brief p3 second control point. */
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QPointF p3;
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/** @brief p4 last spline point. */
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VPointF p4;
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/** @brief angle1 first angle control line. */
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qreal angle1;
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/** @brief angle2 second angle control line. */
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qreal angle2;
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/** @brief kAsm1 coefficient of length first control line. */
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qreal kAsm1;
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/** @brief kAsm2 coefficient of length second control line. */
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qreal kAsm2;
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/** @brief kCurve coefficient of curvature spline. */
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qreal kCurve;
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qreal LengthBezier (const QPointF &p1, const QPointF &p2, const QPointF &p3, const QPointF &p4 ) const;
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static void PointBezier_r ( qreal x1, qreal y1, qreal x2, qreal y2, qreal x3, qreal y3, qreal x4, qreal y4,
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qint16 level, QVector<qreal> &px, QVector<qreal> &py);
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static qreal CalcSqDistance ( qreal x1, qreal y1, qreal x2, qreal y2);
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void CreateName();
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};
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetP1 return first spline point.
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* @return first point.
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*/
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inline VPointF VSpline::GetP1() const
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{
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return p1;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetP2 return first control point.
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* @return first control point.
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*/
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inline QPointF VSpline::GetP2() const
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{
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return p2;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetP3 return second control point.
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* @return second control point.
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*/
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inline QPointF VSpline::GetP3() const
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{
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return p3;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetP4 return last spline point.
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* @return остання точка сплайну.
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*/
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inline VPointF VSpline::GetP4() const
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{
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return p4;
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}
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2014-06-01 10:32:39 +02:00
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetAngle1 return first angle control line.
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* @return angle.
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*/
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inline qreal VSpline::GetAngle1() const
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{
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return angle1;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetAngle2 return second angle control line.
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* @return angle.
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*/
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inline qreal VSpline::GetAngle2() const
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{
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return angle2;
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}
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2014-06-01 10:32:39 +02:00
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetKasm1 return coefficient of length first control line.
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* @return coefficient.
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*/
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inline qreal VSpline::GetKasm1() const
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{
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return kAsm1;
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}
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2014-06-01 10:32:39 +02:00
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetKasm2 return coefficient of length second control line.
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* @return coefficient.
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*/
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inline qreal VSpline::GetKasm2() const
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{
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return kAsm2;
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}
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2014-06-01 10:32:39 +02:00
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief GetKcurve return coefficient of curvature spline.
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* @return coefficient
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*/
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inline qreal VSpline::GetKcurve() const
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{
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return kCurve;
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}
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2013-08-05 10:37:56 +02:00
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#endif // VSPLINE_H
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