RigidElasticSim/fixtures/2D/chain/wire/vertical/3_links.json

{
    "scene_type": "distance_barrier_rb_problem",
    "rigid_body_problem": {
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                "is_dof_fixed": [
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                "edges": [
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                "linear_velocity": [
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                "angular_velocity": [
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            {
                "vertices": [
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                "angular_velocity": [
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        ],
        "gravity": [
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    }
}