PVector x = (PVector)mean.clone();
x.array[3] = row;
x.array[4] = col;
double v = (x.Minus(((PVectorMatrix)f.param[i]).v)).InnerProduct(((PVectorMatrix)f.param[i]).M.Inverse().MultiplyVectorRight(x.Minus(((PVectorMatrix)f.param[i]).v)));
if (v<t)
imgOut.setRGB(col, row, c.getRGB());
}
}