{ "scene_type": "distance_barrier_rb_problem", "timestep": 1e-2, "max_time": 1.0, "distance_barrier_constraint": { "initial_barrier_activation_distance": 1e-2 }, "ipc_solver": { "velocity_conv_tol": 1e-5 }, "rigid_body_problem": { "coefficient_restitution": -1, "gravity": [0, 0, 0], "rigid_bodies": [{ "mesh": "plane.obj", "position": [0, 0, 0], "rotation": [0, 0, 90], "is_dof_fixed": [true, true, true, true, true, true] }, { "mesh": "cube.obj", "position": [-5, 0, 0], "linear_velocity": [1e3, 0, 0], "rotation": [32, 247, 53] }] } }