/usr/include/freefoam/meshTools/treeDataCell.H is in libfreefoam-dev 0.1.0+dfsg-1build1.
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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
\\/ 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::treeDataCell
Description
Encapsulation of data needed to search in/for cells. Used to find the
cell containing a point (e.g. cell-cell mapping).
SourceFiles
treeDataCell.C
\*---------------------------------------------------------------------------*/
#ifndef treeDataCell_H
#define treeDataCell_H
#include <meshTools/treeBoundBoxList.H>
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
// Forward declaration of classes
class primitiveMesh;
template<class Type> class indexedOctree;
/*---------------------------------------------------------------------------*\
Class treeDataCell Declaration
\*---------------------------------------------------------------------------*/
class treeDataCell
{
// Private data
const primitiveMesh& mesh_;
//- Subset of cells to work on
const labelList cellLabels_;
//- Whether to precalculate and store cell bounding box
const bool cacheBb_;
//- cell bounding boxes (valid only if cacheBb_)
treeBoundBoxList bbs_;
// Private Member Functions
//- Calculate cell bounding box
treeBoundBox calcCellBb(const label cellI) const;
public:
// Declare name of the class and its debug switch
ClassName("treeDataCell");
// Constructors
//- Construct from mesh and subset of cells.
treeDataCell
(
const bool cacheBb,
const primitiveMesh&,
const labelList&
);
//- Construct from mesh. Uses all cells in mesh.
treeDataCell(const bool cacheBb, const primitiveMesh&);
// Member Functions
// Access
const labelList& cellLabels() const
{
return cellLabels_;
}
const primitiveMesh& mesh() const
{
return mesh_;
}
label size() const
{
return cellLabels_.size();
}
//- Get representative point cloud for all shapes inside
// (one point per shape)
pointField points() const;
// Search
//- Get type (inside,outside,mixed,unknown) of point w.r.t. surface.
// Only makes sense for closed surfaces.
label getVolumeType
(
const indexedOctree<treeDataCell>&,
const point&
) const
{
notImplemented
(
"treeDataCell::getVolumeType"
"(const indexedOctree<treeDataCell>&, const point&)"
);
return -1;
}
//- Does (bb of) shape at index overlap bb
bool overlaps
(
const label index,
const treeBoundBox& sampleBb
) const;
//- Calculates nearest (to sample) point in shape.
// Returns actual point and distance (squared)
void findNearest
(
const labelList& indices,
const point& sample,
scalar& nearestDistSqr,
label& nearestIndex,
point& nearestPoint
) const;
//- Calculates nearest (to line) point in shape.
// Returns point and distance (squared)
void findNearest
(
const labelList& indices,
const linePointRef& ln,
treeBoundBox& tightest,
label& minIndex,
point& linePoint,
point& nearestPoint
) const
{
notImplemented
(
"treeDataCell::findNearest"
"(const labelList&, const linePointRef&, ..)"
);
}
//- Calculate intersection of shape with ray. Sets result
// accordingly
bool intersects
(
const label index,
const point& start,
const point& end,
point& result
) const;
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************ vim: set sw=4 sts=4 et: ************************ //
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