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ENH: streamLine: add bidirectional tracking. Fixes #1466.

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This commit is contained in:
mattijs
2019-10-23 16:52:27 +01:00
committed by Andrew Heather
parent 88ebf110ff
commit fb7698f6a1
10 changed files with 184 additions and 46 deletions
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14
src/functionObjects/field/wallBoundedStreamLine/wallBoundedStreamLine.H
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@ -46,7 +46,8 @@ Usage
setFormat vtk;
U UNear;
trackForward yes;
//Deprecated: trackForward yes;
direction bidirectional; // or forward/backward
fields
(
@ -76,6 +77,7 @@ Usage
setFormat | Output data type | yes |
U | Tracking velocity field name | yes |
fields | Fields to sample | yes |
direction | Direction to track | yes |
lifetime | Maximum number of particle tracking steps | yes |
trackLength | Tracking segment length | no |
nSubCycle | Number of tracking steps per cell | no|
@ -139,13 +141,21 @@ protected:
// Protected Member Functions
//- Find wall tet on cell
tetIndices findNearestTet
Tuple2<tetIndices, point> findNearestTet
(
const bitSet& isWallPatch,
const point& seedPt,
const label celli
) const;
//- Push a point a tiny bit towards the centre of the triangle it is in
// to avoid tracking problems
point pushIn
(
const triPointRef& tri,
const point& pt
) const;
public: