Commit
76f5b5d6262e49495732d411c7c992d4061d1f18
by noreply[Constraint.Lagrangian] Add fixed lagrangian constraint (#4646)
* ADD FixedLagrangianConstraint, still need to test and complete the rigid implementation
* Add example
* Finalize rigids and add example scenes
* clean
* Add most of alxbilger comments
* Alxbilger comments part2
* Change beam solver and vector
* Add missing call to super init in Constraint class + component state setting
* Add requested templates