示例#1
0
 public bool LoSLine(int xA, int yA, int xB, int yB)
 {
     foreach (Point thisPoint in BresLine.RenderLine(new Point(xA, yA), new Point(xB, yB)))
     {
         if (!trans[thisPoint.X, thisPoint.Y])
         {
             return(false);
         }
     }
     return(true);
 }
示例#2
0
        /// <summary>
        /// Generates a ray table for LoS calculations.
        /// </summary>
        /// <param name="vrange">Maximum view distance.</param>
        public IEnumerable <IEnumerable <Point> > BuildRayList(int vrange)
        {
            Point orig = new Point(0, 0);

            for (int crange = 2; crange <= vrange; crange++)
            {
                IEnumerable <Point> thisrad = rasterCircle(orig, crange);
                foreach (Point thispoint in thisrad)
                {
                    yield return(BresLine.RenderLine(orig, thispoint));
                }
            }
        }