+meshio::pmd::RigidBody *addRigidBody()
+{
+ $self->rigidbodies.push_back(meshio::pmd::RigidBody());
+ return &($self->rigidbodies.back());
+}
+
+meshio::pmd::Constraint *addConstraint()
+{
+ $self->constraints.push_back(meshio::pmd::Constraint());
+ return &($self->constraints.back());
+}
+