public void CreateUnitInDirectionTestEqual()
{
Vector2 v0 = new Vector2(10.0f, 10.0f);
Vector2 v1 = new Vector2(10.0f, 10.0f);
var result = Vector2Ext.UnitInDirection(v0, v1);
Assert.Equal(0.0f, result.X);
Assert.Equal(0.0f, result.Y);
}
public void CreateUnitInDirectionTest()
{
Vector2 v0 = new Vector2(0.0f, 0.0f);
Vector2 v1 = new Vector2(10.0f, -10.0f);
var result = Vector2Ext.UnitInDirection(v0, v1);
var expected = (float)Math.Sqrt(0.5f);
Assert.Equal(expected, result.X, 5);
Assert.Equal(-expected, result.Y, 5);
}
