public static double[,] Gauss(Data.Condition condition, int dpi, ref int iterate, double omega = 0, double[,] grid = null, double conv = 0)
{
if (grid == null)
{
grid = new double[condition.X_LMax * dpi, condition.Y_LMax *dpi];
}
double[,] temp = new double[condition.X_LMax * dpi, condition.Y_LMax *dpi];
int cnt = 0;
Parallel.For(0, iterate, (i, loopState) =>
{
double[,] gridOld = grid;
double max = 0;
for (int x = 1; x + 1 < condition.X_LMax * dpi; x++)
{
for (int y = 1; y + 1 < condition.Y_LMax * dpi; y++)
{
if (x >= condition.X_Pos * dpi && y >= condition.Y_Pos * dpi)
{
if (x <= (condition.X_Pos + condition.X_LRec) * dpi && y <= (condition.Y_Pos + condition.y_LRec) * dpi)
{
grid[x, y] = 1;
temp[x, y] = 1;
continue;
}
}
double data = grid[x, y];
if (omega == 0)
{
grid[x, y] = 0.25 * (temp[x + 1, y] + grid[x - 1, y] + temp[x, y + 1] + grid[x, y - 1]);
max = Math.Abs(data - grid[x, y]) > max ? Math.Abs(data - grid[x, y]) : max;
continue;
}
grid[x, y] = temp[x, y] + omega * (0.25 * (temp[x + 1, y] + grid[x - 1, y] + temp[x, y + 1] + grid[x, y - 1]) - temp[x, y]);
max = Math.Abs(data - grid[x, y]) > max ? Math.Abs(data - grid[x, y]) : max;
}
}
temp = gridOld;
if (conv != 0)
{
if (conv > max)
{
loopState.Stop();
}
}
//cnt++;
lock ((object)cnt)
{
cnt++;
}
});
iterate = cnt;
return(grid);
}
private bool Filter()
{
if (fform == null)
{
fform = new BaseFilter();
}
fform.FilterInfos = this.FilterInfos;
fform.DefaultCondition = this.DefaultCondition;
DialogResult rst = fform.ShowDialog(this);;
if (rst == DialogResult.OK)
{
this.CurCondition = fform.GetCondition();
this.RefreshData();
return(true);
}
else
{
return(false);
}
}
private void Filter()
{
try
{
if (fform == null)
{
fform = new BaseFilter();
}
fform.FilterInfos = this.FilterInfos;
fform.DefaultCondition = this.DefaultCondition;
DialogResult rst = fform.ShowDialog(this);;
if (rst == DialogResult.OK)
{
this.CurCondition = fform.GetCondition();
this.RefreshData();
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
public static Bitmap CreateImage(Data.Condition con, int dpi, double[,] data)
{
Bitmap image = new Bitmap(con.X_LMax * dpi, con.Y_LMax * dpi);
for (int x = 0; x < con.X_LMax * dpi; x++)
{
for (int y = 0; y < con.Y_LMax * dpi; y++)
{
var color = Color.FromArgb(GetColor(data[x, y]));
if (x >= con.X_Pos * dpi && y >= con.Y_Pos * dpi)
{
if (x <= (con.X_Pos + con.X_LRec) * dpi && y <= (con.Y_Pos + con.y_LRec) * dpi)
{
color = Color.White;
}
}
image.SetPixel(x, y, color);
}
}
return(image);
}
