Commit 0136deb8 authored by mattijs's avatar mattijs
Browse files

ENH: extrudeMesh: make edge collape optional

parent f669dfe8
......@@ -238,6 +238,25 @@ int main(int argc, char *argv[])
dict.lookup("constructFrom")
);
// Any merging of small edges
const scalar mergeTol(dict.lookupOrDefault<scalar>("mergeTol", 1e-4));
Info<< "Extruding from " << ExtrudeModeNames[mode]
<< " using model " << model().type() << endl;
if (flipNormals)
{
Info<< "Flipping normals before extruding" << endl;
}
if (mergeTol > 0)
{
Info<< "Collapsing edges < " << mergeTol << " of bounding box" << endl;
}
else
{
Info<< "Not collapsing any edges after extrusion" << endl;
}
Info<< endl;
// Generated mesh (one of either)
autoPtr<fvMesh> meshFromMesh;
......@@ -715,7 +734,7 @@ int main(int argc, char *argv[])
const boundBox& bb = mesh.bounds();
const vector span = bb.span();
const scalar mergeDim = 1e-4 * bb.minDim();
const scalar mergeDim = mergeTol * bb.minDim();
Info<< "Mesh bounding box : " << bb << nl
<< " with span : " << span << nl
......@@ -726,6 +745,7 @@ int main(int argc, char *argv[])
// Collapse edges
// ~~~~~~~~~~~~~~
if (mergeDim > 0)
{
Info<< "Collapsing edges < " << mergeDim << " ..." << nl << endl;
......
......@@ -88,4 +88,8 @@ sigmaRadialCoeffs
// degree wedges.
mergeFaces false; //true;
// Merge small edges. Fraction of bounding box.
mergeTol 0;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
......@@ -10,12 +10,14 @@ FoamFile
version 2.0;
format ascii;
class dictionary;
object extrudeProperties;
object extrudeMeshDict;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// What to extrude:
// patch : from patch of another case ('sourceCase')
// mesh : as above but with original case included
// surface : from externally read surface
constructFrom patch;
sourceCase "../wingMotion_snappyHexMesh";
......@@ -24,7 +26,8 @@ sourcePatches (front);
// If construct from patch: patch to use for back (can be same as sourcePatch)
exposedPatchName back;
// Flip surface normals before usage.
// Flip surface normals before usage. Valid only for extrude from surface or
// patch.
flipNormals false;
//- Linear extrusion in point-normal direction
......@@ -41,7 +44,10 @@ linearNormalCoeffs
// Do front and back need to be merged? Usually only makes sense for 360
// degree wedges.
mergeFaces false;
mergeFaces false; //true;
// Merge small edges. Fraction of bounding box.
mergeTol 0;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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