/// <summary>
/// Converts the given direction vector from world space to device space.
/// </summary>
/// <param name="vector">The direction vector in world space.</param>
/// <returns>The equivalent direction vector in device space.</returns>
public Vector3 WorldToDeviceDirection(UnityEngine.Vector3 vector)
{
// Transform the world direction to the local space of the array
var localDirection = _arrayOrigin.InverseTransformDirection(vector);
// Construct an Ultrahaptics Vector3
// Note that the y and z coordinates are swapped as Ultrahaptics uses a coordinate system where the positive Y-axis is up
var ultrahapticsDirection = new Vector3(localDirection.x, localDirection.z, localDirection.y);
return(ultrahapticsDirection);
}
// Update on every frame
public void Update()
{
// The Leap Motion can see a hand, so get its palm position
// Convert to our vector class, and then convert to our coordinate space
//Vive Tracker Position
Ultrahaptics.Vector3 uhPalmPosition = new Ultrahaptics.Vector3(ViveHand.transform.position.x, ViveHand.transform.position.y, ViveHand.transform.position.z);
// Leap Motion hand position
// From here, we can establish how many timepoints there are in a single "iteration" of the cosine wave
for (int i = 0; i < _timepoint_count; i++)
{
float intensity = VM.intensity * (1.0f - (float)Math.Cos(2.0f * Math.PI * i / _timepoint_count));
// Set a constant position of 20cm above the array
_positions[i] = new Ultrahaptics.Vector3(0.0f, 0.0f, 0.3f);
_intensities[i] = (intensity);
}
_emitter.setEmissionCallback(callback, null);
}
