460 lines
12 KiB
C
460 lines
12 KiB
C
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright held by original author
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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\*---------------------------------------------------------------------------*/
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#include "blockMesh.H"
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#include "Time.H"
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#include "preservePatchTypes.H"
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#include "emptyPolyPatch.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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bool Foam::blockMesh::blockLabelsOK
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(
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const label blockLabel,
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const pointField& points,
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const cellShape& blockShape
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)
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{
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bool ok = true;
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for (int i=0; i<blockShape.size(); i++)
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{
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if (blockShape[i] < 0)
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{
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ok = false;
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WarningIn
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(
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"bool Foam::blockMesh::blockLabelsOK"
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"(const label blockLabel, const pointField& points, "
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"const cellShape& blockShape)"
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) << "block " << blockLabel
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<< " point label " << blockShape[i]
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<< " less than zero" << endl;
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}
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else if (blockShape[i] >= points.size())
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{
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ok = false;
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WarningIn
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(
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"bool Foam::blockMesh::blockLabelsOK"
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"(const label blockLabel, const pointField& points, "
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"const cellShape& blockShape)"
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) << "block " << blockLabel
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<< " point label " << blockShape[i]
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<< " larger than " << points.size() - 1
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<< " the largest defined point label" << endl;
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}
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}
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return ok;
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}
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bool Foam::blockMesh::patchLabelsOK
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(
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const label patchLabel,
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const pointField& points,
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const faceList& patchFaces
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)
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{
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bool ok = true;
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for (label facei=0; facei<patchFaces.size(); facei++)
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{
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const labelList& labels = patchFaces[facei];
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for (int i=0; i<labels.size(); i++)
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{
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if (labels[i] < 0)
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{
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ok = false;
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WarningIn
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(
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"bool Foam::blockMesh::patchLabelsOK"
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"(const label patchLabel, const pointField& points, "
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"const faceList& patchFaces)"
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) << "patch " << patchLabel
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<< " face " << facei
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<< " point label " << labels[i]
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<< " less than zero" << endl;
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}
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else if (labels[i] >= points.size())
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{
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ok = false;
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WarningIn
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(
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"bool Foam::blockMesh::patchLabelsOK"
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"(const label patchLabel, const pointField& points, "
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"const faceList& patchFaces)"
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) << "patch " << patchLabel
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<< " face " << facei
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<< " point label " << labels[i]
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<< " larger than " << points.size() - 1
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<< " the largest defined point label" << endl;
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}
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}
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}
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return ok;
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}
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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Foam::polyMesh* Foam::blockMesh::createTopology(IOdictionary& meshDescription)
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{
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bool topologyOK = true;
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blockMesh& blocks = *this;
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word defaultPatchName = "defaultFaces";
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word defaultPatchType = emptyPolyPatch::typeName;
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// get names and types for the unassigned patch faces
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if (meshDescription.found("defaultPatch"))
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{
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const dictionary& defaultPatch =
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meshDescription.subDict("defaultPatch");
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// this is a bit heavy handed (and ugly), but there is currently
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// no easy way to rename polyMesh patches subsequently
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if (defaultPatch.found("name"))
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{
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defaultPatch.lookup("name") >> defaultPatchName;
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}
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if (defaultPatch.found("type"))
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{
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defaultPatch.lookup("type") >> defaultPatchType;
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}
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}
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Info<< nl << "Creating blockCorners" << endl;
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// create blockCorners
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pointField tmpBlockPoints(meshDescription.lookup("vertices"));
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if (meshDescription.found("edges"))
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{
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// read number of non-linear edges in mesh
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Info<< nl << "Creating curved edges" << endl;
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ITstream& edgesStream(meshDescription.lookup("edges"));
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label nEdges = 0;
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token firstToken(edgesStream);
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if (firstToken.isLabel())
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{
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nEdges = firstToken.labelToken();
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edges_.setSize(nEdges);
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}
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else
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{
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edgesStream.putBack(firstToken);
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}
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// Read beginning of edges
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edgesStream.readBegin("edges");
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nEdges = 0;
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token lastToken(edgesStream);
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while
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(
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!(
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lastToken.isPunctuation()
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&& lastToken.pToken() == token::END_LIST
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)
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)
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{
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if (edges_.size() <= nEdges)
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{
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edges_.setSize(nEdges + 1);
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}
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edgesStream.putBack(lastToken);
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edges_.set
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(
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nEdges,
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curvedEdge::New(tmpBlockPoints, edgesStream)
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);
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nEdges++;
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edgesStream >> lastToken;
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}
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edgesStream.putBack(lastToken);
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// Read end of edges
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edgesStream.readEnd("edges");
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}
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else
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{
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Info<< nl << "There are no non-linear edges" << endl;
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}
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Info<< nl << "Creating blocks" << endl;
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{
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ITstream& blockDescriptorStream(meshDescription.lookup("blocks"));
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// read number of blocks in mesh
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label nBlocks = 0;
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token firstToken(blockDescriptorStream);
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if (firstToken.isLabel())
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{
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nBlocks = firstToken.labelToken();
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blocks.setSize(nBlocks);
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}
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else
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{
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blockDescriptorStream.putBack(firstToken);
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}
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// Read beginning of blocks
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blockDescriptorStream.readBegin("blocks");
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nBlocks = 0;
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token lastToken(blockDescriptorStream);
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while
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(
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!(
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lastToken.isPunctuation()
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&& lastToken.pToken() == token::END_LIST
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)
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)
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{
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if (blocks.size() <= nBlocks)
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{
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blocks.setSize(nBlocks + 1);
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}
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blockDescriptorStream.putBack(lastToken);
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blocks.set
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(
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nBlocks,
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new block
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(
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blockDescriptor
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(
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tmpBlockPoints,
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edges_,
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blockDescriptorStream
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)
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)
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);
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topologyOK = topologyOK && blockLabelsOK
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(
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nBlocks,
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tmpBlockPoints,
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blocks[nBlocks].blockDef().blockShape()
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);
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nBlocks++;
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blockDescriptorStream >> lastToken;
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}
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blockDescriptorStream.putBack(lastToken);
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// Read end of blocks
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blockDescriptorStream.readEnd("blocks");
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}
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Info<< nl << "Creating patches" << endl;
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faceListList tmpBlocksPatches;
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wordList patchNames;
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wordList patchTypes;
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{
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ITstream& patchStream(meshDescription.lookup("patches"));
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// read number of patches in mesh
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label nPatches = 0;
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token firstToken(patchStream);
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if (firstToken.isLabel())
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{
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nPatches = firstToken.labelToken();
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tmpBlocksPatches.setSize(nPatches);
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patchNames.setSize(nPatches);
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patchTypes.setSize(nPatches);
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}
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else
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{
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patchStream.putBack(firstToken);
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}
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// Read beginning of blocks
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patchStream.readBegin("patches");
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nPatches = 0;
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token lastToken(patchStream);
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while
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(
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!(
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lastToken.isPunctuation()
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&& lastToken.pToken() == token::END_LIST
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)
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)
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{
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if (tmpBlocksPatches.size() <= nPatches)
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{
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tmpBlocksPatches.setSize(nPatches + 1);
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patchNames.setSize(nPatches + 1);
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patchTypes.setSize(nPatches + 1);
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}
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patchStream.putBack(lastToken);
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patchStream
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>> patchTypes[nPatches]
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>> patchNames[nPatches]
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>> tmpBlocksPatches[nPatches];
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// Catch multiple patches asap.
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for (label i = 0; i < nPatches; i++)
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{
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if (patchNames[nPatches] == patchNames[i])
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{
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FatalErrorIn
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(
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"blockMesh::createTopology(IOdictionary&)"
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) << "Duplicate patch " << patchNames[nPatches]
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<< " at line " << patchStream.lineNumber()
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<< ". Exiting !" << nl
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<< exit(FatalError);
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}
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}
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topologyOK = topologyOK && patchLabelsOK
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(
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nPatches,
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tmpBlockPoints,
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tmpBlocksPatches[nPatches]
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);
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nPatches++;
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patchStream >> lastToken;
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}
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patchStream.putBack(lastToken);
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// Read end of blocks
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patchStream.readEnd("patches");
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}
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if (!topologyOK)
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{
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FatalErrorIn("blockMesh::createTopology(IOdictionary&)")
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<< "Cannot create mesh due to errors in topology, exiting !" << nl
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<< exit(FatalError);
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}
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Info<< nl << "Creating block mesh topology" << endl;
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PtrList<cellShape> tmpBlockCells(blocks.size());
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forAll(blocks, blockLabel)
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{
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tmpBlockCells.set
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(
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blockLabel,
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new cellShape(blocks[blockLabel].blockDef().blockShape())
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);
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if (tmpBlockCells[blockLabel].mag(tmpBlockPoints) < 0.0)
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{
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WarningIn
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(
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"blockMesh::createTopology(IOdictionary&)"
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) << "negative volume block : " << blockLabel
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<< ", probably defined inside-out" << endl;
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}
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}
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wordList patchPhysicalTypes(tmpBlocksPatches.size());
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preservePatchTypes
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(
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meshDescription.time(),
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meshDescription.time().constant(),
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polyMesh::meshSubDir,
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patchNames,
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patchTypes,
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defaultPatchName,
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defaultPatchType,
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patchPhysicalTypes
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);
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polyMesh* blockMeshPtr = new polyMesh
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(
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IOobject
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(
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"blockMesh",
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meshDescription.time().constant(),
|
||
|
|
meshDescription.time(),
|
||
|
|
IOobject::NO_READ,
|
||
|
|
IOobject::NO_WRITE,
|
||
|
|
false
|
||
|
|
),
|
||
|
|
tmpBlockPoints,
|
||
|
|
tmpBlockCells,
|
||
|
|
tmpBlocksPatches,
|
||
|
|
patchNames,
|
||
|
|
patchTypes,
|
||
|
|
defaultPatchName,
|
||
|
|
defaultPatchType,
|
||
|
|
patchPhysicalTypes
|
||
|
|
);
|
||
|
|
|
||
|
|
checkBlockMesh(*blockMeshPtr);
|
||
|
|
|
||
|
|
return blockMeshPtr;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// ************************************************************************* //
|
||
|
|
|