/// <summary>
/// Register this point only if the point list is empty or current point
/// is far enough than the last point. This ensures that the multi stroke looks
/// good on the screen. Moreover, it is good to not overpopulate the screen
/// with so much points.
/// </summary>
private void RegisterPoint(Vector2 point)
{
// Converting a point on screen coordinates to editor coordinates
screenPoint = new Vector3(point.x, Screen.height - point.y);
switch (limitType)
{
case GestureLimitType.ClampToArea:
if (!limitedDrawAreaRect.Contains(point))
{
point = limitedDrawAreaRect.Clamp(point);
}
break;
case GestureLimitType.IgnoreOutside:
if (!limitedDrawAreaRect.Contains(point))
{
return;
}
break;
}
if (Vector2.Distance(point, lastPoint) > distanceBetweenPoints)
{
points.Add(new Point(currentStrokeID, screenPoint.x, screenPoint.y));
lastPoint = point;
currentStrokeRenderer.SetVertexCount(++vertexCount);
currentStrokeRenderer.SetPosition(vertexCount - 1, Utility.WorldCoordinateForGesturePoint(point));
}
}
