[SerializeField] ComputeShader compute; // GPUVerletSimulator.compute GPUVerletSimulator simulator; void Start() { const float edgeLength = 0.5f; // define nodes and edges. var nodes = new GPUNode[nodesCount]; for(int i = 0; i < nodesCount; i++) { var n = nodes[i]; var p = new Vector3(Random.value - 0.5f, i * edgeLength, Random.value - 0.5f); n.position = n.prev = p; n.decay = 1f; nodes[i] = n; } var edgesCount = nodesCount - 1; var edges = new GPUEdge[edgesCount]; for(int i = 0; i < edgesCount; i++) { var e = edges[i]; e.a = i; e.b = i + 1; e.length = edgeLength; edges[i] = e; } // create simulator instance. simulator = new GPUVerletSimulator(nodes, edges); } void Update() { const int iterations = 8; // simulate simulator.Step(compute); for(int i = 0; i < iterations; i++) { simulator.Solve(compute); } }