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anubisza/RBMuscle.cs Secret

Created Aug 27, 2019
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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class RBMuscle : MonoBehaviour
{
private const float TICK_EVERY_SECONDS = 1 / 25f; // 25 per second.
[Header("Setup")]
public bool _invert;
[Space]
public float _torqueForce;
public float _angularDamping;
public float _maxForce;
public float _springForce;
public float _springDaming;
[Space]
public Vector3 targetVel;
[Header("Bind")]
public Transform target;
private ConfigurableJoint _join;
private JointDrive _drive;
private SoftJointLimitSpring _spring;
private Quaternion _startingRotation;
private float _secondsSinceLastTick = 0;
private void Awake() {
_join = GetComponent<ConfigurableJoint>();
}
void Start() {
_invert = false;
_torqueForce = 500f;
_angularDamping = 0.0f;
_maxForce = 500f;
_springForce = 0f;
_springDaming = 0f;
targetVel = new Vector3(0f, 0f, 0f);
_drive.positionSpring = _torqueForce;
_drive.positionDamper = _angularDamping;
_drive.maximumForce = _maxForce;
_spring.spring = _springForce;
_spring.damper = _springDaming;
_join.slerpDrive = _drive;
_join.linearLimitSpring = _spring;
_join.rotationDriveMode = RotationDriveMode.Slerp;
_join.projectionMode = JointProjectionMode.None;
_join.targetAngularVelocity = targetVel;
_join.enablePreprocessing = false;
_join.configuredInWorldSpace = false;
_join.swapBodies = true;
_join.xMotion = ConfigurableJointMotion.Locked;
_join.yMotion = ConfigurableJointMotion.Locked;
_join.zMotion = ConfigurableJointMotion.Locked;
_join.angularXMotion = ConfigurableJointMotion.Free;
_join.angularYMotion = ConfigurableJointMotion.Free;
_join.angularZMotion = ConfigurableJointMotion.Free;
_startingRotation = Quaternion.Inverse(target.localRotation);
}
private void Update() {
_secondsSinceLastTick += Time.deltaTime;
if (_secondsSinceLastTick < TICK_EVERY_SECONDS) return;
Tick();
}
private void Tick() {
_secondsSinceLastTick = 0;
if (_invert)
_join.targetRotation = Quaternion.Inverse(target.localRotation * _startingRotation);
else
_join.targetRotation = target.localRotation * _startingRotation;
}
}
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