line_2d_parametric.h

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/** @file
 *  @author Bram de Greve (bramz@users.sourceforge.net)
 *  @author Tom De Muer (tomdemuer@users.sourceforge.net)
 *
 *  *** BEGIN LICENSE INFORMATION ***
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 *  The contents of this file are subject to the Common Public Attribution License 
 *  Version 1.0 (the "License"); you may not use this file except in compliance with 
 *  the License. You may obtain a copy of the License at 
 *  http://lass.sourceforge.net/cpal-license. The License is based on the 
 *  Mozilla Public License Version 1.1 but Sections 14 and 15 have been added to cover 
 *  use of software over a computer network and provide for limited attribution for 
 *  the Original Developer. In addition, Exhibit A has been modified to be consistent 
 *  with Exhibit B.
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 *  Software distributed under the License is distributed on an "AS IS" basis, WITHOUT 
 *  WARRANTY OF ANY KIND, either express or implied. See the License for the specific 
 *  language governing rights and limitations under the License.
 *  
 *  The Original Code is LASS - Library of Assembled Shared Sources.
 *  
 *  The Initial Developer of the Original Code is Bram de Greve and Tom De Muer.
 *  The Original Developer is the Initial Developer.
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/** @class lass::prim::impl::Line2DParametric
 *  @brief implementation of 2d line with parametric equation.
 *  @author Bram de Greve [BdG]
 */



#ifndef LASS_GUARDIAN_OF_INCLUSION_PRIM_IMPL_LINE_2D_PARAMETRIC_H
#define LASS_GUARDIAN_OF_INCLUSION_PRIM_IMPL_LINE_2D_PARAMETRIC_H

#include "../prim_common.h"

namespace lass
{
namespace prim
{
namespace impl
{

template <typename T, class NormalizingPolicy = Normalized>
class Line2DParametric
{
public:

    typedef NormalizingPolicy TNormalizingPolicy;

    typedef Point2D<T> TPoint;
    typedef typename TPoint::TVector TVector;

    typedef typename TPoint::TValue TValue;
    typedef typename TPoint::TParam TParam;
    typedef typename TPoint::TReference TReference;
    typedef typename TPoint::TConstReference TConstReference;
    typedef typename TPoint::TNumTraits TNumTraits;

    enum { dimension = TPoint::dimension }; /**< number of dimensions of vector */

    Line2DParametric();
    Line2DParametric(const TPoint& iSupport, const TPoint& iPoint);
    Line2DParametric(const TPoint& iSupport, const TVector& iDir);
    Line2DParametric(const TVector& iNormal, const TPoint& iSupport);
    Line2DParametric(const TVector& iNormal, TParam iD);

    const TPoint& support() const;
    const TVector& direction() const;

    void getCartesian(TVector& oNormal, TReference oD) const;
    const TVector normal() const;
    const TValue d() const;

    const TValue equation(const TPoint& iPoint) const;
    const TValue equation(const TPoint& iPoint, TParam iRelativeTolerance) const;

    const TVector reject(const TPoint& iPoint) const;
    const TVector reject(const TVector& iVector) const;
    const TPoint project(const TPoint& iPoint) const;
    const TVector project(const TVector& iVector) const;
    const TPoint reflect(const TPoint& iPoint) const;
    const TVector reflect(const TVector& iVector) const;

    const TPoint point(TParam iT) const;
    const TValue t(const TPoint& iPoint) const;

    void flip();
    const bool isValid() const;

private:

    TPoint support_;
    TVector direction_;
};



}

}

}

#include "line_2d_parametric.inl"

#endif

// EOF