100 lines
3.9 KiB
C++
100 lines
3.9 KiB
C++
/*--------------------------------*- C++ -*----------------------------------*\
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| ========= | |
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| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
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| \\ / O peration | Version: v2106 |
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| \\ / A nd | Website: www.openfoam.com |
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| \\/ M anipulation | |
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\*---------------------------------------------------------------------------*/
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FoamFile
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{
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version 2.0;
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format ascii;
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class dictionary;
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object createPatchDict;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// This application/dictionary controls:
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// - optional: create new patches from boundary faces (either given as
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// a set of patches or as a faceSet)
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// - always: order faces on coupled patches such that they are opposite. This
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// is done for all coupled faces, not just for any patches created.
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// - optional: synchronise points on coupled patches.
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// - always: remove zero-sized (non-coupled) patches (that were not added)
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// 1. Create cyclic:
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// - specify where the faces should come from
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// - specify the type of cyclic. If a rotational specify the rotationAxis
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// and centre to make matching easier
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// - always create both halves in one invocation with correct 'neighbourPatch'
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// setting.
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// - optionally pointSync true to guarantee points to line up.
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// 2. Correct incorrect cyclic:
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// This will usually fail upon loading:
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// "face 0 area does not match neighbour 2 by 0.0100005%"
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// " -- possible face ordering problem."
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// - in polyMesh/boundary file:
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// - loosen matchTolerance of all cyclics to get case to load
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// - or change patch type from 'cyclic' to 'patch'
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// and regenerate cyclic as above
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// Do a synchronisation of coupled points after creation of any patches.
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// Note: this does not work with points that are on multiple coupled patches
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// with transformations (i.e. cyclics).
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pointSync false;
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// Patches to create.
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patches
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(
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{
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// Dictionary to construct new patch from
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patchInfo
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{
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type mappedPatch;
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inGroups (group_fluid);
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sampleMode nearestPatchFaceAMI;
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AMIMethod faceAreaWeightAMI;
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maxDistance2 1e-6; // max (square) distance
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minCosAngle 0.5; // min alignment
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// Overwritten
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//sampleRegion otherRegion;
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//samplePatch otherPatch;
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//- Optional override of added patchfields. If not specified
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// any added patchfields are of type calculated.
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patchFields
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{
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//- Problem is with patch fields that need additional
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// state. Patches get created with 0 faces and
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// then mapped to the correct size. The autoMap genrally
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// does not know value to give the new faces.
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//T
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//{
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// type compressible::turbulentTemperatureRadCoupledMixed;
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// Tnbr T;
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// kappaMethod solidThermo;
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// value uniform 300;
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//}
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}
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}
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// How to select the faces:
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// - set : specify faceSet in 'set'
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// - patches : specify names in 'patches'
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// - autoPatch : attempts automatic patching of the specified
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// candidates in 'patches'.
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// - single region : match in the region itself
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// - multi regions : match in between regions only
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constructFrom autoPatch;
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// If constructFrom = patches or autoPatch: names of patches.
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// Wildcards&patchGroups allowed.
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patches (group_fluid);
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}
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);
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// ************************************************************************* //
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