private double[,] applyRotationAroundZ(double angle)
{
double[,] rotation = new double[3, 3];
rotation[2, 2] = 1;
double radians = MathCalculations.DegreeToRad(angle);
rotation[0, 0] = Math.Cos(radians);
rotation[0, 1] = Math.Sin(radians);
rotation[1, 0] = -Math.Sin(radians);
rotation[1, 1] = Math.Cos(radians);
return(rotation);
}
