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relaxed mesh quality constraints

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This commit is contained in:
mattijs
2009-04-09 18:08:12 +01:00
parent 54ec95e271
commit cd898745ef
2 changed files with 23 additions and 337 deletions
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20
src/autoMesh/autoHexMesh/autoHexMeshDriver/autoLayerDriver.C
View File

@ -2474,8 +2474,8 @@ void Foam::autoLayerDriver::mergePatchFacesUndo
<< " (cos:" << minCos << ')' << nl
<< " - as long as the resulting face doesn't become concave"
<< " by more than "
<< layerParams.concaveAngle()
<< " degrees (0=straight, 180=fully concave)" << nl
<< layerParams.concaveAngle() << " degrees" << nl
<< " (0=straight, 180=fully concave)" << nl
<< endl;
label nChanged = mergePatchFacesUndo(minCos, concaveCos, motionDict);
@ -2709,8 +2709,12 @@ void Foam::autoLayerDriver::addLayers
boolList flaggedCells;
boolList flaggedFaces;
for (label iter = 0; iter < layerParams.nLayerIter(); iter++)
for (label iteration = 0; iteration < layerParams.nLayerIter(); iteration++)
{
Info<< nl
<< "Layer addition iteration " << iteration << nl
<< "--------------------------" << endl;
// Make sure displacement is equal on both sides of coupled patches.
syncPatchDisplacement
(
@ -2953,11 +2957,17 @@ void Foam::autoLayerDriver::addLayers
// Unset the extrusion at the pp.
const dictionary& meshQualityDict =
(
iter < layerParams.nRelaxedIter()
iteration < layerParams.nRelaxedIter()
? motionDict
: motionDict.subDict("relaxed")
);
if (iteration >= layerParams.nRelaxedIter())
{
Info<< "Switched to relaxed meshQuality constraints." << endl;
}
label nTotChanged = checkAndUnmark
(
addLayer,
@ -2983,6 +2993,8 @@ void Foam::autoLayerDriver::addLayers
// Reset mesh points and start again
meshMover.movePoints(oldPoints);
meshMover.correct();
Info<< endl;
}

340
tutorials/mesh/snappyHexMesh/motorBike/system/snappyHexMeshDict
View File

@ -160,7 +160,7 @@ snapControls
//- Relative distance for points to be attracted by surface feature point
// or edge. True distance is this factor times local
// maximum edge length.
tolerance 4;
tolerance 4.0;
//- Number of mesh displacement relaxation iterations.
nSolveIter 30;
@ -182,344 +182,14 @@ addLayersControls
nSurfaceLayers 1;
}
motorBike_frt-fairing:001%1
{
nSurfaceLayers 1;
}
motorBike_windshield:002%2
{
nSurfaceLayers 1;
}
motorBike_rr-wh-rim:005%5
{
nSurfaceLayers 1;
}
motorBike_rr-wh-rim:010%10
{
nSurfaceLayers 1;
}
motorBike_fr-wh-rim:011%11
{
nSurfaceLayers 1;
}
motorBike_fr-wh-brake-disk:012%12
{
nSurfaceLayers 1;
}
motorBike_frame:016-shadow%13
{
nSurfaceLayers 1;
}
motorBike_rear-susp:014%14
{
nSurfaceLayers 1;
}
motorBike_rear-susp:014-shadow%15
{
nSurfaceLayers 1;
}
motorBike_frame:016%16
{
nSurfaceLayers 1;
}
motorBike_rr-wh-rim:005-shadow%17
{
nSurfaceLayers 1;
}
motorBike_rr-wh-chain-hub:022%22
{
nSurfaceLayers 1;
}
motorBike_rearseat%24
{
nSurfaceLayers 1;
}
motorBike_frt-fairing%25
{
nSurfaceLayers 1;
}
motorBike_windshield%26
{
nSurfaceLayers 1;
}
motorBike_headlights%27
{
nSurfaceLayers 1;
}
motorBike_driversseat%28
{
nSurfaceLayers 1;
}
motorBike_rear-body%29
{
nSurfaceLayers 1;
}
motorBike_fuel-tank%30
{
nSurfaceLayers 1;
}
motorBike_exhaust%31
{
nSurfaceLayers 1;
}
motorBike_rr-wh-rim%32
{
nSurfaceLayers 1;
}
motorBike_fr-mud-guard%33
{
nSurfaceLayers 1;
}
motorBike_fr-wh-rim%34
{
nSurfaceLayers 1;
}
motorBike_fr-wh-brake-disk%35
{
nSurfaceLayers 1;
}
motorBike_fr-brake-caliper%36
{
nSurfaceLayers 1;
}
motorBike_fr-wh-tyre%37
{
nSurfaceLayers 1;
}
motorBike_hbars%38
{
nSurfaceLayers 1;
}
motorBike_fr-forks%39
{
nSurfaceLayers 1;
}
motorBike_chain%40
{
nSurfaceLayers 1;
}
motorBike_rr-wh-tyre%41
{
nSurfaceLayers 1;
}
motorBike_square-dial%42
{
nSurfaceLayers 1;
}
motorBike_round-dial%43
{
nSurfaceLayers 1;
}
motorBike_dial-holder%44
{
nSurfaceLayers 1;
}
motorBike_rear-susp%45
{
nSurfaceLayers 1;
}
motorBike_rear-brake-lights%46
{
nSurfaceLayers 1;
}
motorBike_rear-light-bracket%47
{
nSurfaceLayers 1;
}
motorBike_frame%48
{
nSurfaceLayers 1;
}
motorBike_rear-mud-guard%49
{
nSurfaceLayers 1;
}
motorBike_rear-susp-spring-damp%50
{
nSurfaceLayers 1;
}
motorBike_fairing-inner-plate%51
{
nSurfaceLayers 1;
}
motorBike_clutch-housing%52
{
nSurfaceLayers 1;
}
motorBike_radiator%53
{
nSurfaceLayers 1;
}
motorBike_water-pipe%54
{
nSurfaceLayers 1;
}
motorBike_water-pump%55
{
nSurfaceLayers 1;
}
motorBike_engine%56
{
nSurfaceLayers 1;
}
motorBike_rear-shock-link%57
{
nSurfaceLayers 1;
}
motorBike_rear-brake-fluid-pot-bracket%58
{
nSurfaceLayers 1;
}
motorBike_rear-brake-fluid-pot%59
{
nSurfaceLayers 1;
}
motorBike_footpeg%60
{
nSurfaceLayers 1;
}
motorBike_rr-wh-chain-hub%61
{
nSurfaceLayers 1;
}
motorBike_rear-brake-caliper%62
{
nSurfaceLayers 1;
}
motorBike_rider-helmet%65
{
nSurfaceLayers 1;
}
motorBike_rider-visor%66
{
nSurfaceLayers 1;
}
motorBike_rider-boots%67
{
nSurfaceLayers 1;
}
motorBike_rider-gloves%68
{
nSurfaceLayers 1;
}
motorBike_rider-body%69
{
nSurfaceLayers 1;
}
motorBike_frame:0%70
{
nSurfaceLayers 1;
}
motorBike_frt-fairing:001-shadow%74
{
nSurfaceLayers 1;
}
motorBike_windshield-shadow%75
{
nSurfaceLayers 1;
}
motorBike_fr-mud-guard-shadow%81
{
nSurfaceLayers 1;
}
motorBike_fr-wh-brake-disk-shadow%83
{
nSurfaceLayers 1;
}
motorBike_rear-mud-guard-shadow%84
{
nSurfaceLayers 1;
}
motorBike_rear-susp-spring-damp-shadow%85
{
nSurfaceLayers 1;
}
motorBike_radiator-shadow%86
{
nSurfaceLayers 1;
}
motorBike_rear-shock-link-shadow%87
{
nSurfaceLayers 1;
}
motorBike_rear-brake-fluid-pot-bracket-shadow%88
{
nSurfaceLayers 1;
}
motorBike_rr-wh-chain-hub-shadow%89
"motorBike_.*"
{
nSurfaceLayers 1;
}
}
// Expansion factor for layer mesh
expansionRatio 1;
expansionRatio 1.0;
//- Wanted thickness of final added cell layer. If multiple layers
// is the
@ -569,6 +239,10 @@ addLayersControls
// Create buffer region for new layer terminations
nBufferCellsNoExtrude 0;
// Overall max number of layer addition iterations
nLayerIter 50;
}