public void CosFTest()
{
float angle = 100;
float expected = MathF.Cos(angle);
float result = SharedUtilities.CosF(angle);
Assert.AreEqual(expected, result);
}
public static void FillNgonAtCenter(this Graphics g, Brush b, int n, float x, float y, float diameter = 10, float phase = 0)
{
float radius = diameter / 2f;
PointF[] points = new PointF[n];
float angle = SharedUtilities.DegToRad(phase);
float deltaAngle = SharedUtilities.PI * 2f / n;
for (int i = 0; i < n; i++)
{
points[i] = new PointF(
x + radius * SharedUtilities.CosF(angle),
y + radius * SharedUtilities.SinF(angle));
angle += deltaAngle;
}
g.FillPolygon(b, points);
}
public void CosFTest()
{
Assert.IsTrue(SharedUtilities.CosF(0).Equals((float)Math.Cos(0)));
}