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ENH: foamyHexMesh: Normalise the aspect ratio direction

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This commit is contained in:
laurence
2013-07-19 16:43:07 +01:00
parent 1c55166d36
commit f008250b03
2 changed files with 26 additions and 28 deletions
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27
applications/utilities/mesh/generation/foamyHexMesh/conformalVoronoiMesh/cellShapeControl/cellAspectRatioControl/cellAspectRatioControl.C
View File

@ -40,11 +40,15 @@ Foam::cellAspectRatioControl::cellAspectRatioControl
aspectRatioDict_.lookupOrDefault<vector>
(
"aspectRatioDirection",
vector(0, 0, 0)
vector::zero
)
)
{
Info<< nl << "Cell Aspect Ratio Control" << nl
// Normalise the direction
aspectRatioDirection_ /= mag(aspectRatioDirection_) + SMALL;
Info<< nl
<< "Cell Aspect Ratio Control" << nl
<< " Ratio : " << aspectRatio_ << nl
<< " Direction : " << aspectRatioDirection_
<< endl;
@ -66,20 +70,18 @@ void Foam::cellAspectRatioControl::updateCellSizeAndFaceArea
scalar& targetCellSize
) const
{
const scalar cosAngle = mag
(
vectorTools::cosPhi(alignmentDir, aspectRatioDirection_)
);
const scalar cosAngle =
mag(vectorTools::cosPhi(alignmentDir, aspectRatioDirection_));
// Change target face area based on aspect ratio
targetFaceArea +=
targetFaceArea
+= targetFaceArea
*(aspectRatio_ - 1.0)
*(1.0 - cosAngle);
// Change target cell size based on aspect ratio
targetCellSize +=
targetCellSize
+= targetCellSize
*(aspectRatio_ - 1.0)
*cosAngle;
@ -95,12 +97,11 @@ void Foam::cellAspectRatioControl::updateDeltaVector
vector& delta
) const
{
const scalar cosAngle = mag
(
vectorTools::cosPhi(alignmentDir, aspectRatioDirection_)
);
const scalar cosAngle =
mag(vectorTools::cosPhi(alignmentDir, aspectRatioDirection_));
delta += 0.5
delta +=
0.5
*delta
*cosAngle
*(targetCellSize/rABMag)

7
applications/utilities/mesh/generation/foamyHexMesh/conformalVoronoiMesh/cellShapeControl/cellAspectRatioControl/cellAspectRatioControl.H
View File

@ -56,7 +56,7 @@ class cellAspectRatioControl
const scalar aspectRatio_;
const vector aspectRatioDirection_;
vector aspectRatioDirection_;
// Private Member Functions
@ -73,10 +73,7 @@ public:
// Constructors
//- Construct from dictionary
cellAspectRatioControl
(
const dictionary& motionDict
);
cellAspectRatioControl(const dictionary& motionDict);
//- Destructor