SplineFwd.h

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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 20010-2011 Hauke Heibel <hauke.heibel@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla
// Public License v. 2.0. If a copy of the MPL was not distributed
// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
#ifndef EIGEN_SPLINES_FWD_H
#define EIGEN_SPLINES_FWD_H
 
#include "./InternalHeaderCheck.h"
#include "../../../../Eigen/Core"
 
namespace Eigen
{
    template <typename Scalar, int Dim, int Degree = Dynamic> class Spline;
 
    template < typename SplineType, int DerivativeOrder = Dynamic > struct SplineTraits {};
 
    template <typename Scalar_, int Dim_, int Degree_>
    struct SplineTraits< Spline<Scalar_, Dim_, Degree_>, Dynamic >
    {
      typedef Scalar_ Scalar; 
      enum { Dimension = Dim_  };
      enum { Degree = Degree_  };
 
      enum { OrderAtCompileTime = Degree_==Dynamic ? Dynamic : Degree_+1  };
      enum { NumOfDerivativesAtCompileTime = OrderAtCompileTime  };
      
      enum { DerivativeMemoryLayout = Dimension==1 ? RowMajor : ColMajor  };
 
      typedef Array<Scalar,1,OrderAtCompileTime> BasisVectorType;
 
      typedef Array<Scalar,Dynamic,Dynamic,RowMajor,NumOfDerivativesAtCompileTime,OrderAtCompileTime> BasisDerivativeType;
      
      typedef Array<Scalar,Dimension,Dynamic,DerivativeMemoryLayout,Dimension,NumOfDerivativesAtCompileTime> DerivativeType;
 
      typedef Array<Scalar,Dimension,1> PointType;
      
      typedef Array<Scalar,1,Dynamic> KnotVectorType;
 
      typedef Array<Scalar,1,Dynamic> ParameterVectorType;
      
      typedef Array<Scalar,Dimension,Dynamic> ControlPointVectorType;
    };
 
    template < typename Scalar_, int Dim_, int Degree_, int _DerivativeOrder >
    struct SplineTraits< Spline<Scalar_, Dim_, Degree_>, _DerivativeOrder > : public SplineTraits< Spline<Scalar_, Dim_, Degree_> >
    {
      enum { OrderAtCompileTime = Degree_==Dynamic ? Dynamic : Degree_+1  };
      enum { NumOfDerivativesAtCompileTime = _DerivativeOrder==Dynamic ? Dynamic : _DerivativeOrder+1  };
      
      enum { DerivativeMemoryLayout = Dim_==1 ? RowMajor : ColMajor  };
 
      typedef Array<Scalar_,Dynamic,Dynamic,RowMajor,NumOfDerivativesAtCompileTime,OrderAtCompileTime> BasisDerivativeType;
      
      typedef Array<Scalar_,Dim_,Dynamic,DerivativeMemoryLayout,Dim_,NumOfDerivativesAtCompileTime> DerivativeType;
    };
 
    typedef Spline<float,2> Spline2f;
    
    typedef Spline<float,3> Spline3f;
 
    typedef Spline<double,2> Spline2d;
    
    typedef Spline<double,3> Spline3d;
}
 
#endif // EIGEN_SPLINES_FWD_H