FlatRedBallExtensions.ScaledPolygon.CreateRectangleWithPivot C# (CSharp) Метод

        public static ScaledPolygon CreateRectangleWithPivot(float x, float y, int width, int height, float pivotX, float pivotY)
        {
            var points = new Point[5];

            // clockwise
            points[0] = new Point(0, height);
            points[1] = new Point(width, height);
            points[2] = new Point(width, 0);
            points[3] = new Point(0, 0);
            points[4] = new Point(0, height);

            // Now shift over by the pivot value
            for (var i = 0; i < 5; ++i)
            {
                points[i].X -= Math.Abs(width*pivotX);
                points[i].Y -= Math.Abs(height*pivotY);
            }

            return new ScaledPolygon
            {
                X = x,
                Y = y,
                Points = points
            };
        }