private void loadBackgroundImage(String filename) { if (File.Exists(filename)) { Bitmap background = new Bitmap(filename); Byte[] back_bmp = new Byte[background.Width * background.Height * 3]; BitmapArrayConversions.updatebitmapslow(background, back_bmp); background_bmp = new Byte[global_variables.standard_width * global_variables.standard_height * 3]; int n = 0; for (int y = 0; y < global_variables.standard_height; y++) { int yy = y * background.Height / global_variables.standard_height; for (int x = 0; x < global_variables.standard_width; x++) { int xx = x * background.Width / global_variables.standard_width; int n2 = ((yy * background.Width) + xx) * 3; for (int c = 0; c < 3; c++) { background_bmp[n] = back_bmp[n2 + c]; n++; } } } } }