SundanceUnfoldPeriodicDF.hpp

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//                              Sundance
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#ifndef SUNDANCE_UNFOLD_PERIODIC_DF_H
#define SUNDANCE_UNFOLD_PERIODIC_DF_H

#include "SundanceDefs.hpp"
#include "SundanceDiscreteFunction.hpp"
#include "SundanceExpr.hpp"
#include "PlayaVectorType.hpp"


namespace Sundance
{

/** 
 * "Unfold" a periodic mesh to produce a 1D mesh without duplicated vertices
 */
Mesh unfoldPeriodicMesh(const Mesh& mesh);

/**
 * "Unfold" a periodic discrete space, producing a non-periodic discretization
 * of the same interval
 */
DiscreteSpace unfoldPeriodicDiscreteSpace(const DiscreteSpace& space);

/**
 * "Unfold" a discrete function defined on a periodic mesh, producing
 * a function usable on a non-periodic mesh of the same interval   
*/
Expr unfoldPeriodicDiscreteFunction(const Expr& f, const string& name="");


}


#endif