MyFace neighborFaceP2 = smoothNeighborsP2.get(i);
Vector3D nextSmoothNeighborNormal = neighborFaceP2.normal;
Vector3D nextSmoothNeighborNormalNormalized = nextSmoothNeighborNormal.getCopy();
//TODO doch nochmal probieren mit vorher ausgerechneter normal? sonst performance loss!
nextSmoothNeighborNormalNormalized.normalizeLocal();//neighborFaceP2.normalNormalized;
boolean alreadyAddedSameNormalIn = false;
//Dont add faces normals that are equal to this faces normals
if (!useNormalsEqualToFace && nextSmoothNeighborNormalNormalized.equalsVectorWithTolerance(normalizedFaceNormal, ToolsMath.ZERO_TOLERANCE)){