Method MyModel

tests/cycling.cpp:20–21

struct MyModel : ExplicitDynamicsModelTpl<double> {
  using ExplicitData = ExplicitDynamicsDataTpl<double>;
  explicit MyModel(polymorphic<Manifold> space)
      : ExplicitDynamicsModelTpl<double>(std::move(space), space->ndx()) {}

  void forward(const ConstVectorRef &x, const ConstVectorRef &u,
               ExplicitData &data) const {