private void UpdateCurve()
{
Ray sourceRay = new Ray(_uiLaserInteractor.transform.position, _uiLaserInteractor.transform.forward);
Ray hitRay = new Ray(_uiLaserInteractor.EventData.PointerCurrentWorldPosition(), Vector3.forward);
hitRay.direction = (sourceRay.origin - hitRay.origin).normalized;
float startEndDistance = Vector3.Distance(
sourceRay.origin,
hitRay.origin);
float handleDistance = startEndDistance / 4f;
CubicBezierSegment bezierSegment = new CubicBezierSegment(
sourceRay.origin,
sourceRay.GetPoint(handleDistance),
hitRay.GetPoint(handleDistance),
hitRay.origin);
float step = 1f / BezierSegmentCount;
float t = 0;
for (int i = 0; i < BezierSegmentCount; ++i)
{
_lineRenderer.SetPosition(i, bezierSegment.Point(t));
t += step;
}
}
private void ButtonsHeld(XRInteractionEventReceiver receiver)
{
if (_attachable.CanAttachTo.Count > 0 && _attachable.CanAttachTo.Count > 0 &&
_attachable.CanAttachTo[0].enabled)
{
if (!_lineRenderers[0].enabled)
{
LineVisibility(true);
}
Transform targetTransform = _attachable.CanAttachTo[0].VisualizerTarget.transform;
Ray sourceRay = new Ray(_sweepMesh.transform.position, _sweepMesh.transform.forward);
Ray targetRay = new Ray(targetTransform.position, targetTransform.forward);
float distance = Vector3.Distance(transform.position, targetTransform.position);
float handleDistance = distance / 3f;
CubicBezierSegment segment = new CubicBezierSegment(
sourceRay.origin,
sourceRay.GetPoint(handleDistance),
targetRay.GetPoint(-handleDistance),
targetRay.origin);
Vector3 initialSweepPosition = _sweepMesh.transform.localPosition;
Quaternion initialLocalSweepRotation = _sweepMesh.transform.localRotation;
Quaternion initialSweepRotation = _sweepMesh.transform.rotation;
for (int i = 0; i < _lineRenderers.Length; ++i)
{
int positionIndex = 0;
for (int step = 0; step < _stepLength; ++step)
{
float stepNormalized = (float)step / (float)_stepLength;
_sweepMesh.transform.position = segment.Point(stepNormalized);
_sweepMesh.transform.rotation =
Quaternion.Slerp(initialSweepRotation, targetTransform.rotation, stepNormalized);
_lineVertices[i][positionIndex] = _sweepMesh.transform.TransformPoint(_sweepVertices[i]);
positionIndex++;
_lineRenderers[i].SetPositions(_lineVertices[i]);
Vector2 newOffset = _lineRenderers[i].material.mainTextureOffset;
newOffset.x -= Time.deltaTime * _lineScrollMultiplier;
_lineRenderers[i].material.mainTextureOffset = newOffset;
}
}
_sweepMesh.transform.localPosition = initialSweepPosition;
_sweepMesh.transform.localRotation = initialLocalSweepRotation;
}
}
private void LateUpdate()
{
//TODO change to use event callbacks
if (!_laserInteractor.enabled || !_laserInteractor.gameObject.activeSelf)
{
_lineRenderer.enabled = false;
_hitTargetInstance.gameObject.SetActive(false);
return;
}
else
{
_lineRenderer.enabled = true;
_hitTargetInstance.gameObject.SetActive(true);
}
XRButtonDatum buttonDatum = _laserInteractor.GetButtonDatum(_visualizeButtonPressHitRay);
if (null == buttonDatum)
{
Debug.LogWarning("Button specified on " + name + " not found in it's specified LaserInteractor.");
return;
}
if (null == buttonDatum.PressCollider)
{
if (_lineRenderer.positionCount != 2)
{
_lineRenderer.positionCount = 2;
}
_lineRenderer.SetPosition(0, _laserInteractor.CurrentSourceRay.origin);
_lineRenderer.SetPosition(1, _laserInteractor.CurrentHitRay.origin);
if (!_laserInteractor.CanInteractWithCurrentGameObject() && _hoverState != HoverState.Empty)
{
_hoverState = HoverState.Empty;
_lineRenderer.startColor = _emptyStartColor;
_lineRenderer.endColor = _emptyEndColor;
_hitTargetMaterial.color = _emptyEndColor;
}
else if (_laserInteractor.CanInteractWithCurrentGameObject() && _hoverState != HoverState.Hover)
{
_hoverState = HoverState.Hover;
_lineRenderer.startColor = _hoverStartColor;
_lineRenderer.endColor = _hoverEndColor;
_hitTargetMaterial.color = _hoverEndColor;
}
_hitTargetInstance.transform.localScale = new Vector3(
_hitTargetScale,
_hitTargetScale,
_hitTargetScale);
_hitTargetInstance.transform.position = _laserInteractor.CurrentHitRay.origin;
_hitTargetInstance.transform.up = _laserInteractor.CurrentHitRay.direction;
}
else
{
if (_lineRenderer.positionCount != BezierSegmentCount)
{
_lineRenderer.positionCount = BezierSegmentCount;
}
if (_hoverState != HoverState.Press)
{
_hoverState = HoverState.Press;
_lineRenderer.startColor = _pressStartColor;
_lineRenderer.endColor = _pressEndColor;
_hitTargetMaterial.color = _pressEndColor;
}
float startEndDistance = Vector3.Distance(
_laserInteractor.CurrentSourceRay.origin,
buttonDatum.RayHitChildedToPressGameObject.origin);
float handleDistance = startEndDistance / 4f;
Ray hitRay = new Ray();
if (_aimHitRayAtInteractor)
{
hitRay.origin = buttonDatum.RayHitChildedToPressGameObject.origin;
hitRay.direction = buttonDatum.RayHitChildedToPressGameObject.origin - _laserInteractor.transform.position;
}
else
{
hitRay.origin = buttonDatum.RayHitChildedToPressGameObject.origin;
hitRay.direction = buttonDatum.RayHitChildedToPressGameObject.direction;
}
_hitTargetInstance.transform.localScale = new Vector3(
_hitTargetScale * 1.5f,
_hitTargetScale * 1.5f,
_hitTargetScale * 1.5f);
_hitTargetInstance.transform.position = hitRay.origin;
_hitTargetInstance.transform.up = buttonDatum.RayHitChildedToPressGameObject.direction;
CubicBezierSegment bezierSegment = new CubicBezierSegment(
_laserInteractor.CurrentSourceRay.origin,
_laserInteractor.CurrentSourceRay.GetPoint(handleDistance),
hitRay.GetPoint(handleDistance),
hitRay.origin);
float step = 1f / BezierSegmentCount;
float t = 0;
for (int i = 0; i < BezierSegmentCount; ++i)
{
_lineRenderer.SetPosition(i, bezierSegment.Point(t));
t += step;
}
}
}