* Stiffness, 0 means all points of a fiber may change position, 1 means all points of a fiber may not change position.
*/
WPropDoublem_stiffness;
/**
* If true, end points of fibers may not change position, even if stiffness would allow this.
*/
WPropBoolm_fixedEndings;
/**
* Maximal allowed curvature between a number of segments. 0 means, only straight segments are allowed, 1 means every possb. cuvature is allowed.
*/
WPropDoublem_maxCurvature;
/**
* Number of segements used for curvature computation. 0 disables curvature threshold, 1 means: last segment and
* current segment is used, 2 means: the last two segments and current segments contributes to curvature and so on.
*/
WPropIntm_curveSegments;
/**
* There should be a minimal distance between points. 0 means, two points may have exact the same position.
*/
WPropDoublem_minDistance;
/**
* Percentage up to which a fiber may be elongated. 0 percent means, length must be conserved. 100 percent means length may be doubled.
*/
WPropDoublem_maxExtension;
/**
* Percentage up to which a fiber may be shrunk. 0 percent means, length must be conserved. 50 percent means length may be halved.
*/
WPropDoublem_maxContraction;
/**
* Only segments within this radius should contribute to attraction computation. 0 disables this feature and all segments may contribute.
*/
WPropDoublem_maxRadius;
/**
* Strength of angle based attraction.
*/
WPropDoublem_angleBasedAttraction;
/**
* Maximum number of iterations for computing the force directed layout. 0 means disabled and another criteria must be implemented to abort computation.