public override List <HitTestResult> HitTest(Vector2 point, HitTestResultType type)
{
Ray ray = m_CachedCamera.ScreenPointToRay(point);
int mask = 1 << LayerMask.NameToLayer("ARGameObject");
List <HitTestResult> results = new List <HitTestResult>();
RaycastHit hit;
if (Physics.Raycast(ray, out hit, float.MaxValue, mask))
{
HitTestResult result = new HitTestResult();
result.position = hit.point;
result.distance = Vector3.Distance(result.position, m_CachedCamera.transform.position);
result.type = HitTestResultType.ExistingPlaneUsingExtent;
}
return(results);
}
public override List <HitTestResult> HitTest(Vector2 point, HitTestResultType type)
{
ARHitTestResultType rt = ARHitTestResultType.ARHitTestResultTypeFeaturePoint;
// translate HitTestResultType to ARHitTestResultType
switch (type)
{
case HitTestResultType.FeaturePoint:
rt = ARHitTestResultType.ARHitTestResultTypeFeaturePoint;
break;
case HitTestResultType.EstimatedHorizontalPlane:
rt = ARHitTestResultType.ARHitTestResultTypeHorizontalPlane;
break;
case HitTestResultType.ExistingPlane:
rt = ARHitTestResultType.ARHitTestResultTypeExistingPlane;
break;
case HitTestResultType.ExistingPlaneUsingExtent:
rt = ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent;
break;
}
// call native HitTest
ARPoint ap = new ARPoint {
x = point.x, y = point.y
};
List <ARHitTestResult> hitTestResults = nativeInterface.HitTest(ap, rt);
List <HitTestResult> results = new List <HitTestResult>();
foreach (ARHitTestResult hitTestResult in hitTestResults)
{
HitTestResult result = new HitTestResult();
result.distance = hitTestResult.distance;
result.position = UnityARMatrixOps.GetPosition(hitTestResult.worldTransform);
result.type = type;
results.Add(result);
}
return(results);
}
public override List <HitTestResult> HitTest(Vector2 point, HitTestResultType type)
{
TrackableHitFlags hf = TrackableHitFlags.None;
// translate HitTestResultType to TrackableHitFlags
switch (type)
{
case HitTestResultType.FeaturePoint:
hf = TrackableHitFlags.FeaturePoint | TrackableHitFlags.FeaturePointWithSurfaceNormal;
break;
case HitTestResultType.EstimatedHorizontalPlane:
hf = TrackableHitFlags.PlaneWithinPolygon;
break;
case HitTestResultType.ExistingPlane:
hf = TrackableHitFlags.PlaneWithinInfinity;
break;
case HitTestResultType.ExistingPlaneUsingExtent:
hf = TrackableHitFlags.PlaneWithinBounds;
break;
}
// call native HitTest
List <HitTestResult> results = new List <HitTestResult>();
TrackableHit hit;
if (Frame.Raycast(point.x, point.y, hf, out hit))
{
HitTestResult result = new HitTestResult();
result.distance = hit.Distance;
result.position = hit.Pose.position;
result.type = type;
results.Add(result);
}
return(results);
}
public override List <HitTestResult> HitTest(Vector2 point, HitTestResultType type)
{
return(new List <HitTestResult>());
}
public abstract List <HitTestResult> HitTest(Vector2 point, HitTestResultType type);
