Interpolator3D.hxx

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/* ImLib3D
 * Copyright (c) 2001, ULP-IPB Strasbourg.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
#ifndef _Interpolator3D_hxx
#define _Interpolator3D_hxx

#include<ImLib3D/Image3Dlinear.hpp>
#include<ImLib3D/Interpolator3D.hpp>
#include<ImLib3D/SplineInterpolation.hpp>

template<class Im3DValue>
Interpolator3D<Im3DValue> *
Interpolator3D<Im3DValue>::Create(const string &name0)
{
    vector<string> names;
    Split(name0,names);
    string name=names[0];
    int arg=0;
    if(names.size()>1){arg=LongInt(names[1]);}

    if(name=="Spline")
    {
        if(arg<2 || arg>5){mprintf("WARNING: using spline interpolation default degree 5\n");arg=5;}
        return new SplineInterpolator3D<Im3DValue>(arg);
    }
    else
    if(name=="Linear" || name=="TriLinear")
    {
        return new TriLinearInterpolator<Im3DValue>();
    }
    else
    if(name=="NearestNeighbor" || name=="Nearest")
    {
        return new NNInterpolator<Im3DValue>();
    }
    else
    if(name=="TruncatedSinC")
    {
        if(arg<1){mprintf("WARNING: using sinc interpolation default radius 5\n");arg=5;}
        return new TruncatedSinCInterpolator<Im3DValue>(arg);
    }
    else
    {
        ThrowError("Unknown interpolator name:%s",name);
        return NULL;
    }
}
#endif// _Interpolator3D_hxx

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