gmShapeInterpolatorObject.h

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/************************************************************************
**
** Copyright (C) 2014 by Carlos Augusto Teixera Mendes
** All rights reserved.
**
** This file is part of the "GeMA" software. It's use should respect
** the terms in the license agreement that can be found together
** with this source code.
** It is provided AS IS, with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE.
**
************************************************************************/
 
#ifndef _GEMA_SHAPE_INTERPOLATOR_OBJECT_H_
#define _GEMA_SHAPE_INTERPOLATOR_OBJECT_H_
 
#include "gmInterpolator.h"
 
class GMC_API_EXPORT GmShapeInterpolatorObject : public GmInterpolatorObject
{
public:
  // See comments on the base class
  virtual GmInterpolatorType type() const { return _linear ? GM_LSHAPE_INTERPOLATOR : GM_SHAPE_INTERPOLATOR; }
 
  // See comments on the base class
  virtual bool supportsInterpolatorKind(GmInterpolatorKind kind) const
  {
    return (kind == GM_NODE_TO_POINT_INTERPOLATOR || kind == GM_GAUSS_TO_NODE_INTERPOLATOR);
  }
 
  // See comments on the base class
  virtual bool requiresElement() const { return true; }
 
  // See comments on the base class
  virtual bool requiresNaturalCoordinates() const { return true; }
 
  virtual bool interpolationWeights(GmInterpolatorCoordinateSetBinding* pointSet, const GmVector& coord,
                                    const QVariant& typeParam, GmVector& weights) const;
 
  // See comments on the base class
  virtual const GmMatrix& gaussToNodesExtrapolationMatrix(GmInterpolatorGaussCoordinateSetBinding* pointSet, const QVariant& typeParam, GmMatrix& weights) const;
 
protected:
  friend class GmInterpolator;
 
  GmShapeInterpolatorObject(bool linear)
    : _linear(linear) {}
 
  const bool _linear;  
};
 
 
#endif