/// Finds the distance along the path that is closest to the given point
public float GetClosestDistanceAlongPath(Vector3 worldPoint)
{
Vector3 localPoint = MathUtility.InverseTransformPoint(worldPoint, transformPosition, transformRotation, transformLossyScale, space);
VertexPath.TimeOnPathData data = CalculateClosestPointOnPathData(localPoint);
return(Mathf.Lerp(cumulativeLengthAtEachVertex[data.previousIndex], cumulativeLengthAtEachVertex[data.nextIndex], data.percentBetweenIndices));
}
/// Finds the closest point on the path from any point in the world
public Vector3 GetClosestPointOnPath(Vector3 worldPoint)
{
// Transform the provided worldPoint into VertexPath local-space.
// This allows to do math on the localPoint's, thus avoiding the need to
// transform each local vertexpath point into world space via GetPoint.
Vector3 localPoint = MathUtility.InverseTransformPoint(worldPoint, transformPosition, transformRotation, transformLossyScale, space);
VertexPath.TimeOnPathData data = CalculateClosestPointOnPathData(localPoint);
Vector3 localResult = Vector3.Lerp(localPoints[data.previousIndex], localPoints[data.nextIndex], data.percentBetweenIndices);
// Transform local result into world space
return(MathUtility.TransformPoint(localResult, transformPosition, transformRotation, transformLossyScale, space));
}
