private void updateError(double[] xy, int compX, int compY)
{
if (errX == compX && errY == compY && errXY != null)
{
bool equal = true;
for (int i = 0; i < xy.Length; i++)
{
if (i == compX || i == compY)
{
continue;
}
if (xy[i] != errXY[i])
{
equal = false; break;
}
}
if (equal)
{
return;
}
}
int id;
grid.ToIndex(xy, out id);
int[] counter = new int[N];
grid.ToCounter(id, counter);
counter[compX] = 0;
counter[compY] = 0;
int errID;
grid.ToIndex(counter, out errID);
errXY = (double[])xy.Clone();
errX = compX;
errY = compY;
errmin = double.PositiveInfinity;
errmax = 0;
for (int i = 0; i < grid.count[errX]; i++)
{
for (int j = 0; j < grid.count[errY]; j++)
{
double err = error[errID + grid.rount[errX] * i + grid.rount[errY] * j];
if (errmin > err)
{
errmin = err;
}
if (errmax < err)
{
errmax = err;
}
}
}
}
