/usr/include/ASL/math/aslDistanceFunction.h is in libasl-dev 0.1.7-2.
This file is owned by root:root, with mode 0o644.
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* Advanced Simulation Library <http://asl.org.il>
*
* Copyright 2015 Avtech Scientific <http://avtechscientific.com>
*
*
* This file is part of Advanced Simulation Library (ASL).
*
* ASL is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, version 3 of the License.
*
* ASL 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with ASL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef ASLDISTANCEFUNCTION_H
#define ASLDISTANCEFUNCTION_H
#include <acl/aclMath/aclVectorOfElementsDef.h>
#include <aslUtilities.h>
namespace acl
{
class KernelConfiguration;
}
namespace asl {
template <typename T> class AVec;
class Block;
class AbstractDataWithGhostNodes;
typedef std::shared_ptr<AbstractDataWithGhostNodes> SPAbstractDataWithGhostNodes;
/// Abstract class allows to add in kernel distance function from a boundary of a geometrical object
///\ingroup LevelSet
/**
The class ...
*/
class DistanceFunction
{
protected:
DistanceFunction();
public:
virtual ~DistanceFunction();
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos)=0;
};
///\ingroup LevelSet
typedef std::shared_ptr<DistanceFunction> SPDistanceFunction;
///\ingroup LevelSet
class DistFBinaryOperation: public DistanceFunction
{
protected:
SPDistanceFunction e1;
SPDistanceFunction e2;
public:
DistFBinaryOperation(SPDistanceFunction a, SPDistanceFunction b);
};
///\ingroup LevelSet
class DistFUnaryOperation: public DistanceFunction
{
protected:
SPDistanceFunction e1;
public:
DistFUnaryOperation(SPDistanceFunction a);
};
///\ingroup LevelSet
class DistFOperationAnd: public DistFBinaryOperation
{
public:
DistFOperationAnd(SPDistanceFunction a, SPDistanceFunction b);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
///\ingroup LevelSet
class DistFOperationOr: public DistFBinaryOperation
{
public:
DistFOperationOr(SPDistanceFunction a, SPDistanceFunction b);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
///\ingroup LevelSet
class DistFOperationInversion: public DistFUnaryOperation
{
public:
DistFOperationInversion(SPDistanceFunction a);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
///\ingroup LevelSet
class DistFSphere: public DistanceFunction
{
private:
acl::VectorOfElements radius;
acl::VectorOfElements center;
public:
DistFSphere(double r, const AVec<double> & c);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
///\ingroup LevelSet
/**
*/
class DistFCylinder: public DistanceFunction
{
private:
acl::VectorOfElements radius;
acl::VectorOfElements orientation;
acl::VectorOfElements center;
public:
/**
\param r radius
\param l orientation vector no normalization needed
\param c center
*/
DistFCylinder(double r, const AVec<double> & l, const AVec<double> & c);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
///\ingroup LevelSet
/**
*/
class DistFCone: public DistanceFunction
{
private:
acl::VectorOfElements tanTheta;
acl::VectorOfElements orientation;
acl::VectorOfElements apex;
public:
/**
\param th theta, opening angle, 0.5*aperture
\param l orientation vector no normalization needed
\param a apex position
*/
DistFCone(double th, const AVec<double> & l, const AVec<double> & a);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
///\ingroup LevelSet
/**
*/
class DistFPlane: public DistanceFunction
{
private:
acl::VectorOfElements normal;
acl::VectorOfElements b;
public:
DistFPlane(AVec<double> n, AVec<double> p0);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
/// normalize so that the values are in range [1:-1]
///\ingroup LevelSet
class DistFNormalization: public DistFUnaryOperation
{
protected:
acl::VectorOfElements factor;
public:
static const double scaleFactor;
DistFNormalization(SPDistanceFunction a, double dx);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
/// transforms discrete data object into continious one, DistanceFunction
///\ingroup LevelSet
class DataInterpolation: public DistanceFunction
{
protected:
SPAbstractDataWithGhostNodes data;
public:
DataInterpolation(SPAbstractDataWithGhostNodes d);
virtual acl::VectorOfElements getDistance(const acl::VectorOfElements & pos);
};
} // asl
#endif // ASLDISTANCEFUNCTION
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