/usr/include/openturns/Mesh.hxx is in libopenturns-dev 1.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 | // -*- C++ -*-
/**
* @file Mesh.hxx
* @brief Mesh is defined as a collection of n-D vertices and simplices
*
* Copyright (C) 2005-2013 EDF-EADS-Phimeca
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* @author schueller
* @date 2012-04-18 17:56:46 +0200 (Wed, 18 Apr 2012)
*/
#ifndef OPENTURNS_MESH_HXX
#define OPENTURNS_MESH_HXX
#include "PersistentObject.hxx"
#include "Collection.hxx"
#include "PersistentCollection.hxx"
#include "NumericalPoint.hxx"
#include "Indices.hxx"
#include "SquareMatrix.hxx"
#include "IdentityMatrix.hxx"
#include "DomainImplementation.hxx"
#include "Graph.hxx"
BEGIN_NAMESPACE_OPENTURNS
/**
* @class Mesh
*
* A class that holds a mesh
*/
class Mesh
: public DomainImplementation
{
CLASSNAME;
public:
typedef Collection< Indices > IndicesCollection;
typedef PersistentCollection< Indices > IndicesPersistentCollection;
/** Default constructor */
explicit Mesh(const UnsignedLong dimension = 1);
/** Parameters constructor */
Mesh(const NumericalSample & vertices,
const IndicesCollection & simplices);
/** Virtual constructor method */
Mesh * clone() const;
/** Check if the mesh is empty, i.e. if we have lowerBound >= upperBound for at least one component */
Bool isEmpty() const;
/** Check if the mesh is numerically empty, i.e. if we have lowerBound >= upperBound for at least one component */
Bool isNumericallyEmpty() const;
/** Check if the given point is inside of the closed mesh */
Bool contains(const NumericalPoint & point) const;
/** Check if the given point is numerically inside of the closed mesh, i.e. using only the bounds part of the mesh */
Bool numericallyContains(const NumericalPoint & point) const;
/** Get the numerical volume of the mesh */
NumericalScalar getNumericalVolume() const;
/** Comparison operator */
Bool operator == (const Mesh & rhs) const ;
/** Check mesh validity, i.e:
non-overlaping simplices,
no unused vertex,
no simplices with duplicate vertices,
no coincident vertices */
Bool isValid() const;
/** Build the affine matrix associated with a given simplex */
SquareMatrix buildSimplexMatrix(const UnsignedLong index) const;
/** Check if the given point is in the given simplex */
Bool checkPointInSimplex(const NumericalPoint & point,
const UnsignedLong index) const;
/** Vertices accessor */
NumericalSample getVertices() const;
void setVertices(const NumericalSample & vertices);
/** Vertex accessor */
NumericalPoint getVertex(const UnsignedLong index) const;
void setVertex(const UnsignedLong index,
const NumericalPoint & vertex);
/** Simplices accessor */
IndicesCollection getSimplices() const;
void setSimplices(const IndicesCollection & simplices);
/** Simplex accessor */
Indices getSimplex(const UnsignedLong index) const;
/** Volume accessor */
NumericalScalar getVolume() const;
// Compute the volume of a given simplex
NumericalScalar computeSimplexVolume(const UnsignedLong index) const;
/** Drawing method */
Graph draw() const;
Graph draw1D() const;
Graph draw2D() const;
Graph draw3D(const Bool drawEdge = true,
const SquareMatrix & rotation = IdentityMatrix(3),
const Bool shading = false,
const NumericalScalar rho = 1.0) const;
/** String converter */
String __repr__() const;
String __str__(const String & offset = "") const;
/** Method save() stores the object through the StorageManager */
virtual void save(Advocate & adv) const;
/** Method load() reloads the object from the StorageManager */
virtual void load(Advocate & adv);
/** FreeFem mesh import */
static Mesh ImportFromMSHFile(const String & fileName);
/** VTK export */
virtual void exportToVTKFile(const String & fileName);
private:
// Compute the total volume of the mesh
void computeVolume() const;
// An n-D mesh is a set of vertices with a topology described by a set of simplices
// The vertices
NumericalSample vertices_;
// The simplices
IndicesPersistentCollection simplices_;
// The global volume
mutable NumericalScalar volume_;
// Flag to tell if the global volume has already been computed
mutable Bool isAlreadyComputedVolume_;
}; /* class Mesh */
} /* Namespace OpenTURNS */
#endif /* OPENTURNS_MESH_HXX */
|