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treeDataFace.H
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treeDataFace.H
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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM 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 3 of the License, or
(at your option) any later version.
OpenFOAM 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 OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Class
Foam::treeDataFace
Description
Encapsulation of data needed to search for faces.
SourceFiles
treeDataFace.C
\*---------------------------------------------------------------------------*/
#ifndef treeDataFace_H
#define treeDataFace_H
#include "face.H"
#include "indexedOctree.H"
#include "treeBoundBoxList.H"
#include "PackedBoolList.H"
#include "primitiveMesh.H"
#include "volumeType.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
// Forward declaration of classes
//class primitiveMesh;
//template<class Type> class indexedOctree;
class polyPatch;
/*---------------------------------------------------------------------------*\
Class treeDataFace Declaration
\*---------------------------------------------------------------------------*/
class treeDataFace
{
// Static data
//- Tolerance on linear dimensions
static scalar tolSqr;
// Private data
const primitiveMesh& mesh_;
//- Subset of faces to work on
const labelList faceLabels_;
//- Inverse of faceLabels. For every mesh whether face is in faceLabels.
PackedBoolList isTreeFace_;
//- Whether to precalculate and store face bounding box
const bool cacheBb_;
//- Face bounding boxes (valid only if cacheBb_)
treeBoundBoxList bbs_;
// Private Member Functions
//- Calculate face bounding box
treeBoundBox calcBb(const label celli) const;
//- Initialise all member data
void update();
public:
class findNearestOp
{
const indexedOctree<treeDataFace>& tree_;
public:
findNearestOp(const indexedOctree<treeDataFace>& tree);
void operator()
(
const labelUList& indices,
const point& sample,
scalar& nearestDistSqr,
label& minIndex,
point& nearestPoint
) const;
void operator()
(
const labelUList& indices,
const linePointRef& ln,
treeBoundBox& tightest,
label& minIndex,
point& linePoint,
point& nearestPoint
) const;
};
class findIntersectOp
{
const indexedOctree<treeDataFace>& tree_;
public:
findIntersectOp(const indexedOctree<treeDataFace>& tree);
//- Calculate intersection of triangle with ray. Sets result
// accordingly
bool operator()
(
const label index,
const point& start,
const point& end,
point& intersectionPoint
) const;
};
// Declare name of the class and its debug switch
ClassName("treeDataFace");
// Constructors
//- Construct from mesh and subset of faces.
treeDataFace
(
const bool cacheBb,
const primitiveMesh&,
const labelUList&
);
//- Construct from mesh and subset of faces, transferring contents
treeDataFace
(
const bool cacheBb,
const primitiveMesh&,
const Xfer<labelList>&
);
//- Construct from mesh. Uses all faces in mesh.
treeDataFace(const bool cacheBb, const primitiveMesh&);
//- Construct from mesh. Uses all faces in patch.
treeDataFace(const bool cacheBb, const polyPatch&);
// Member Functions
// Access
inline const labelList& faceLabels() const
{
return faceLabels_;
}
inline const primitiveMesh& mesh() const
{
return mesh_;
}
inline label size() const
{
return faceLabels_.size();
}
//- Get representative point cloud for all shapes inside
// (one point per shape)
pointField shapePoints() const;
// Search
//- Get type (inside,outside,mixed,unknown) of point w.r.t. surface.
// Only makes sense for closed surfaces.
volumeType getVolumeType
(
const indexedOctree<treeDataFace>&,
const point&
) const;
//- Does (bb of) shape at index overlap bb
bool overlaps
(
const label index,
const treeBoundBox& sampleBb
) const;
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //