grapple unity
//Rigidbody Only using UnityEngine; public class Grapple_Gun : MonoBehaviour { private LineRenderer lr; private Vector3 grapplePoint; public LayerMask whatIsGrappleable; public Transform gunTip, camera, player; private float maxDistance = 100f; private SpringJoint joint; void Awake() { lr = GetComponent<LineRenderer>(); } void Update() { if (Input.GetMouseButtonDown(1)) { StartGrapple(); } else if (Input.GetMouseButtonUp(1)) { StopGrapple(); } } void LateUpdate() { DrawRope(); } void StartGrapple() { RaycastHit hit; if (Physics.Raycast(camera.position, camera.forward, out hit, maxDistance, whatIsGrappleable)) { grapplePoint = hit.point; joint = player.gameObject.AddComponent<SpringJoint>(); joint.autoConfigureConnectedAnchor = false; joint.connectedAnchor = grapplePoint; float distanceFromPoint = Vector3.Distance(player.position, grapplePoint); joint.maxDistance = distanceFromPoint * 0.8f; joint.minDistance = distanceFromPoint * 0.25f; joint.spring = 5f; joint.damper = 8f; joint.massScale = 8f; lr.positionCount = 2; currentGrapplePosition = gunTip.position; } } void StopGrapple() { lr.positionCount = 0; Destroy(joint); } private Vector3 currentGrapplePosition; void DrawRope() { if (!joint) return; currentGrapplePosition = Vector3.Lerp(currentGrapplePosition, grapplePoint, Time.deltaTime * 8f); lr.SetPosition(0, gunTip.position); lr.SetPosition(1, currentGrapplePosition); } public bool IsGrappling() { return joint != null; } public Vector3 GetGrapplePoint() { return grapplePoint; } }
