Example #1
0
 public Configuration()
 {
     background = Color.FromArgb(255, 255, 255, 255);
     output     = "output.png";
     gradient   = "C:\\heatmap\\g.png"; //path to g.png
     decay      = 0.95;
     projection = new MercatorProjection();
     colormap   = new ColorMap(image: Image.FromFile(gradient));
     radius     = 5;
     width      = 5000;
     height     = 5000;
     kernel     = new LinearKernel(radius);
     load_gpx();
 }
Example #2
0
        public void add_heat_to_matrix(Matrix matrix, LinearKernel kernel)
        {
            int fromX = (int)(extent.min.x - kernel.radius);
            int toX   = (int)(extent.max.x + kernel.radius + 1);

            int fromY = (int)(extent.min.y - kernel.radius);
            int toY   = (int)(extent.max.y + kernel.radius + 1);

            foreach (var x in Main.range(fromX, toX))
            {
                foreach (var y in Main.range(fromY, toY))
                {
                    var    coord = new Coordinate(x, y);
                    var    dist  = distance(coord);
                    double?heat  = kernel.heat(dist);

                    if (heat.HasValue && heat != 0)
                    {
                        matrix.add(coord, weight * heat.Value);
                    }
                }
            }
        }