/// <summary>
/// Finds a random point within the spherical annulus by drawing a
/// vector whose magnitude is between `r` and `2r` at a random angle.
/// </summary>
/// <param name="origin">donut center</param>
/// <returns>random sample</returns>
private Vertex getRandomPointAround(Vertex origin)
{
float magnitude = Random.Range(minDistance, maxDistance);
float angle = Random.Range(0f, 360f);
return(new Vertex(Mathy.getEndpointOfLineRotation(origin.x, origin.y, angle, magnitude)));
}
public void testGetEndpointOfLineRotationQuadrant4Unsigned()
{
double theta = 315.0 * Mathf.Deg2Rad;
double x = 0;
double y = 0;
float distance = 5;
double[] result = Mathy.getEndpointOfLineRotation(x, y, theta, distance);
// Check separately due to floating point precision, within 5 points
Assert.AreEqual(5.0, result[0], 5);
Assert.AreEqual(-5.0, result[1], 5);
}
