//-------------------------------------------------
private bool PhysicsDetach( IF_VR_Steam_Hand hand )
{
int i = holdingHands.IndexOf( hand );
if ( i != -1 )
{
// Detach this object from the hand
holdingHands[i].DetachObject( this.gameObject, false );
// Allow the hand to do other things
holdingHands[i].HoverUnlock( null );
// Delete any existing joints from the hand
if ( attachMode == AttachMode.FixedJoint )
{
Destroy( holdingHands[i].GetComponent<FixedJoint>() );
}
IF_VR_Steam_Util.FastRemove( holdingHands, i );
IF_VR_Steam_Util.FastRemove( holdingBodies, i );
IF_VR_Steam_Util.FastRemove( holdingPoints, i );
return true;
}
return false;
}
private void OnCollisionEnter(Collision collision)
{
bool touchingDynamic = false;
if (collision.rigidbody != null)
{
if (collision.rigidbody.isKinematic == false)
{
touchingDynamic = true;
}
}
// low friction if touching static object, high friction if touching dynamic
SetPhysicMaterial(touchingDynamic ? physicMaterial_highfriction : physicMaterial_lowfriction);
float energy = collision.relativeVelocity.magnitude;
if (energy > minCollisionEnergy && Time.time - lastCollisionHapticsTime > minCollisionHapticsTime)
{
lastCollisionHapticsTime = Time.time;
float intensity = IF_VR_Steam_Util.RemapNumber(energy, minCollisionEnergy, maxCollisionEnergy, 0.3f, 1.0f);
float length = IF_VR_Steam_Util.RemapNumber(energy, minCollisionEnergy, maxCollisionEnergy, 0.0f, 0.06f);
hand.hand.TriggerHapticPulse(length, 100, intensity);
}
}
//-------------------------------------------------
void Update()
{
float value = linearMapping.value;
//No need to set the blend if our value hasn't changed.
if (value != lastValue)
{
float blendValue = IF_VR_Steam_Util.RemapNumberClamped(value, 0f, 1f, 1f, 100f);
skinnedMesh.SetBlendShapeWeight(0, blendValue);
}
lastValue = value;
}
//-------------------------------------------------
public void Play()
{
if (thisAudioSource != null && thisAudioSource.isActiveAndEnabled && !IF_VR_Steam_Util.IsNullOrEmpty(waveFiles))
{
//randomly apply a volume between the volume min max
thisAudioSource.volume = Random.Range(volMin, volMax);
//randomly apply a pitch between the pitch min max
thisAudioSource.pitch = Random.Range(pitchMin, pitchMax);
// play the sound
thisAudioSource.PlayOneShot(waveFiles[Random.Range(0, waveFiles.Length)]);
}
}
//-------------------------------------------------
private void PhysicsAttach( IF_VR_Steam_Hand hand, IF_VR_Steam_GrabTypes startingGrabType )
{
PhysicsDetach( hand );
Rigidbody holdingBody = null;
Vector3 holdingPoint = Vector3.zero;
// The hand should grab onto the nearest rigid body
float closestDistance = float.MaxValue;
for ( int i = 0; i < rigidBodies.Count; i++ )
{
float distance = Vector3.Distance( rigidBodies[i].worldCenterOfMass, hand.transform.position );
if ( distance < closestDistance )
{
holdingBody = rigidBodies[i];
closestDistance = distance;
}
}
// Couldn't grab onto a body
if ( holdingBody == null )
return;
// Create a fixed joint from the hand to the holding body
if ( attachMode == AttachMode.FixedJoint )
{
Rigidbody handRigidbody = IF_VR_Steam_Util.FindOrAddComponent<Rigidbody>( hand.gameObject );
handRigidbody.isKinematic = true;
FixedJoint handJoint = hand.gameObject.AddComponent<FixedJoint>();
handJoint.connectedBody = holdingBody;
}
// Don't let the hand interact with other things while it's holding us
hand.HoverLock( null );
// Affix this point
Vector3 offset = hand.transform.position - holdingBody.worldCenterOfMass;
offset = Mathf.Min( offset.magnitude, 1.0f ) * offset.normalized;
holdingPoint = holdingBody.transform.InverseTransformPoint( holdingBody.worldCenterOfMass + offset );
hand.AttachObject( this.gameObject, startingGrabType, attachmentFlags );
// Update holding list
holdingHands.Add( hand );
holdingBodies.Add( holdingBody );
holdingPoints.Add( holdingPoint );
}
//-------------------------------------------------
private IEnumerator HapticPulses(IF_VR_Steam_Hand hand, float flMagnitude, int nCount)
{
if (hand != null)
{
int nRangeMax = (int)IF_VR_Steam_Util.RemapNumberClamped(flMagnitude, 0.0f, 1.0f, 100.0f, 900.0f);
nCount = Mathf.Clamp(nCount, 1, 10);
//float hapticDuration = nRangeMax * nCount;
//hand.TriggerHapticPulse(hapticDuration, nRangeMax, flMagnitude);
for (ushort i = 0; i < nCount; ++i)
{
ushort duration = (ushort)Random.Range(100, nRangeMax);
hand.TriggerHapticPulse(duration);
yield return(new WaitForSeconds(.01f));
}
}
}
//-------------------------------------------------
// Computes the angle to rotate the game object based on the change in the transform
//-------------------------------------------------
private void ComputeAngle(IF_VR_Steam_Hand hand)
{
Vector3 toHandProjected = ComputeToTransformProjected(hand.hoverSphereTransform);
if (!toHandProjected.Equals(lastHandProjected))
{
float absAngleDelta = Vector3.Angle(lastHandProjected, toHandProjected);
if (absAngleDelta > 0.0f)
{
if (frozen)
{
float frozenSqDist = (hand.hoverSphereTransform.position - frozenHandWorldPos).sqrMagnitude;
if (frozenSqDist > frozenSqDistanceMinMaxThreshold.x)
{
outAngle = frozenAngle + Random.Range(-1.0f, 1.0f);
float magnitude = IF_VR_Steam_Util.RemapNumberClamped(frozenSqDist, frozenSqDistanceMinMaxThreshold.x, frozenSqDistanceMinMaxThreshold.y, 0.0f, 1.0f);
if (magnitude > 0)
{
StartCoroutine(HapticPulses(hand, magnitude, 10));
}
else
{
StartCoroutine(HapticPulses(hand, 0.5f, 10));
}
if (frozenSqDist >= frozenSqDistanceMinMaxThreshold.y)
{
onFrozenDistanceThreshold.Invoke();
}
}
}
else
{
Vector3 cross = Vector3.Cross(lastHandProjected, toHandProjected).normalized;
float dot = Vector3.Dot(worldPlaneNormal, cross);
float signedAngleDelta = absAngleDelta;
if (dot < 0.0f)
{
signedAngleDelta = -signedAngleDelta;
}
if (limited)
{
float angleTmp = Mathf.Clamp(outAngle + signedAngleDelta, minAngle, maxAngle);
if (outAngle == minAngle)
{
if (angleTmp > minAngle && absAngleDelta < minMaxAngularThreshold)
{
outAngle = angleTmp;
lastHandProjected = toHandProjected;
}
}
else if (outAngle == maxAngle)
{
if (angleTmp < maxAngle && absAngleDelta < minMaxAngularThreshold)
{
outAngle = angleTmp;
lastHandProjected = toHandProjected;
}
}
else if (angleTmp == minAngle)
{
outAngle = angleTmp;
lastHandProjected = toHandProjected;
onMinAngle.Invoke();
if (freezeOnMin)
{
Freeze(hand);
}
}
else if (angleTmp == maxAngle)
{
outAngle = angleTmp;
lastHandProjected = toHandProjected;
onMaxAngle.Invoke();
if (freezeOnMax)
{
Freeze(hand);
}
}
else
{
outAngle = angleTmp;
lastHandProjected = toHandProjected;
}
}
else
{
outAngle += signedAngleDelta;
lastHandProjected = toHandProjected;
}
}
}
}
}
