172 lines
4.1 KiB
C++
172 lines
4.1 KiB
C++
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | foam-extend: Open Source CFD
|
|
\\ / O peration | Version: 4.1
|
|
\\ / A nd | Web: http://www.foam-extend.org
|
|
\\/ M anipulation | For copyright notice see file Copyright
|
|
-------------------------------------------------------------------------------
|
|
License
|
|
This file is part of foam-extend.
|
|
|
|
foam-extend 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.
|
|
|
|
foam-extend 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 foam-extend. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
Description
|
|
Create intermediate mesh from PROSTAR files
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#include "starMesh.H"
|
|
#include "IFstream.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
label starMesh::readVtxLabel(IFstream& is)
|
|
{
|
|
char lcs[16];
|
|
|
|
for (int i=0; i<15; i++)
|
|
{
|
|
is.get(lcs[i]);
|
|
}
|
|
|
|
lcs[15] = '\0';
|
|
|
|
return atoi(lcs);
|
|
}
|
|
|
|
|
|
scalar starMesh::readVtxCmpt(IFstream& is)
|
|
{
|
|
char lcs[17];
|
|
|
|
for (int i=0; i<16; i++)
|
|
{
|
|
is.get(lcs[i]);
|
|
}
|
|
|
|
lcs[16] = '\0';
|
|
|
|
return scalar(atof(lcs));
|
|
}
|
|
|
|
|
|
void starMesh::readToNl(IFstream& is)
|
|
{
|
|
char c;
|
|
do
|
|
{
|
|
is.get(c);
|
|
} while (is && c != '\n');
|
|
}
|
|
|
|
|
|
void starMesh::readPoints(const scalar scaleFactor)
|
|
{
|
|
label nPoints = 0;
|
|
label maxLabel = -1;
|
|
|
|
fileName pointsFileName(casePrefix_ + ".vrt");
|
|
|
|
{
|
|
IFstream pointsFile(pointsFileName);
|
|
|
|
// Pass 1: get # points and maximum vertex label
|
|
|
|
if (pointsFile.good())
|
|
{
|
|
label pointLabel;
|
|
|
|
maxLabel = -1;
|
|
while (pointsFile)
|
|
{
|
|
pointLabel = readVtxLabel(pointsFile);
|
|
|
|
if (!pointsFile) break;
|
|
|
|
maxLabel = max(maxLabel, pointLabel);
|
|
|
|
readVtxCmpt(pointsFile);
|
|
readVtxCmpt(pointsFile);
|
|
readVtxCmpt(pointsFile);
|
|
|
|
readToNl(pointsFile);
|
|
|
|
nPoints++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FatalErrorIn("starMesh::readPoints()")
|
|
<< "Cannot read file " << pointsFileName
|
|
<< abort(FatalError);
|
|
}
|
|
}
|
|
|
|
Info<< "Number of points = " << nPoints << endl << endl;
|
|
|
|
points_.setSize(nPoints);
|
|
|
|
# ifdef starMesh_H
|
|
starPointID_.setSize(nPoints);
|
|
|
|
// Reset STAR point ID, just in case
|
|
starPointID_ = -1;
|
|
# endif
|
|
|
|
starPointLabelLookup_.setSize(maxLabel+1);
|
|
|
|
// reset point labels to invalid value
|
|
starPointLabelLookup_ = -1;
|
|
|
|
if (nPoints > 0)
|
|
{
|
|
// Pass 2: construct pointlist and conversion table
|
|
// from Star vertex numbers to Foam pointLabels
|
|
|
|
IFstream pointsFile(pointsFileName);
|
|
label pointLabel;
|
|
|
|
forAll(points_, p)
|
|
{
|
|
pointLabel = readVtxLabel(pointsFile);
|
|
points_[p].x() = readVtxCmpt(pointsFile);
|
|
points_[p].y() = readVtxCmpt(pointsFile);
|
|
points_[p].z() = readVtxCmpt(pointsFile);
|
|
|
|
readToNl(pointsFile);
|
|
|
|
# ifdef starMesh_H
|
|
starPointID_[p] = pointLabel;
|
|
# endif
|
|
|
|
starPointLabelLookup_[pointLabel] = p;
|
|
}
|
|
|
|
if (scaleFactor > 1.0 + SMALL || scaleFactor < 1.0 - SMALL)
|
|
{
|
|
points_ *= scaleFactor;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
FatalError
|
|
<< "void starMesh::readPoints() : "
|
|
<< "no points in file "
|
|
<< pointsFileName
|
|
<< abort(FatalError);
|
|
}
|
|
}
|
|
|
|
|
|
// ************************************************************************* //
|