/// <summary>
/// Get the red ray direction according to a prism.
/// </summary>
/// <param name="direction"></param>
/// <returns></returns>
private Direction GetRedRayDirection(Direction direction)
{
var redRayDirection = DirectionUtility.GetDirectionAsVector3(direction);
redRayDirection = Quaternion.AngleAxis(0, Vector3.up) * redRayDirection;
return(DirectionUtility.ToDirection(redRayDirection));
}
/// <summary>
/// Get the green ray direction according to a prism.
/// </summary>
/// <param name="direction"></param>
/// <returns></returns>
private Direction GetGreenRayDirection(Direction direction)
{
var greenRayDirection = DirectionUtility.GetDirectionAsVector3(direction);
greenRayDirection = Quaternion.AngleAxis(-90, Vector3.up) * greenRayDirection;
return(DirectionUtility.ToDirection(greenRayDirection));
}
/// <summary>
/// Get the blue ray direction according to a prism.
/// </summary>
/// <param name="direction"></param>
/// <returns></returns>
private Direction GetBlueRayDirection(Direction direction)
{
var blueRayDirection = DirectionUtility.GetDirectionAsVector3(direction);
blueRayDirection = Quaternion.AngleAxis(90, Vector3.up) * blueRayDirection;
return(DirectionUtility.ToDirection(blueRayDirection));
}
public void DirectionUtilityReturnsValidDirectionFromVector3Passes()
{
Assert.AreEqual(Direction.East, DirectionUtility.ToDirection(new Vector3(1, 0, 0)));
Assert.AreEqual(Direction.NorthEast, DirectionUtility.ToDirection(new Vector3(1, 1, 0)));
Assert.AreEqual(Direction.North, DirectionUtility.ToDirection(new Vector3(0, 1, 0)));
Assert.AreEqual(Direction.NorthWest, DirectionUtility.ToDirection(new Vector3(-1, 1, 0)));
Assert.AreEqual(Direction.West, DirectionUtility.ToDirection(new Vector3(-1, 0, 0)));
Assert.AreEqual(Direction.SouthWest, DirectionUtility.ToDirection(new Vector3(-1, -1, 0)));
Assert.AreEqual(Direction.South, DirectionUtility.ToDirection(new Vector3(0, -1, 0)));
Assert.AreEqual(Direction.SouthEast, DirectionUtility.ToDirection(new Vector3(1, -1, 0)));
}
public void DirectionUtilityThrowsExceptionIfInvalidVector3Supplied()
{
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(0, 0, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(2, 0, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(0, 2, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(-2, 0, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(0, -2, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(2, 2, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(-2, -2, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(2, -2, 0)));
Assert.Throws <ArgumentException>(() => DirectionUtility.ToDirection(new Vector3(-2, 2, 0)));
}