Esempio n. 1
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        /// <summary>
        /// Draw the sphere to the graphics output
        /// </summary>
        /// <param name="gr"></param>
        public void Draw(Graphics gr, double distance)
        {
            Sphere2D sphere2D = ToSphere2D(distance);

            sphere2D.Pen = pen;
            sphere2D.Draw(gr);
        }
Esempio n. 2
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        /// <summary>
        /// Fill the sphere on the graphics output
        /// </summary>
        /// <param name="gr"></param>
        public void Fill(Graphics gr, double distance)
        {
            Sphere2D sphere2D = ToSphere2D(distance);

            sphere2D.Brush = brush;
            sphere2D.Fill(gr);
        }
Esempio n. 3
0
        /// <summary>
        /// convert the 3D sphere to a 2D sphere
        /// </summary>
        /// <param name="distance">from the user to the screen</param>
        /// <returns></returns>
        private Sphere2D ToSphere2D(double distance)
        {
            Point2D  center2D = center.Projection(distance);
            double   temp     = (double)Math.Sqrt(center.X * center.X + center.Y * center.Y);
            double   radius2D = (radius + temp) * distance / (distance - center.Z) - center2D.Magnitude;
            Sphere2D sphere2D = new Sphere2D(center2D, radius2D);

            return(sphere2D);
        }