docs: public void fill(int minX, int minY, int maxX, int maxY, IntBiPredicate isInside, IntBinaryOperator pattern)
      {
          for (int y=minY;y<=maxY;y++)
          {
              loadLine(y, line);
              for (int x=minX;x<=maxX;x++)
              {
                  if (isInside.test(x, y))
                  {
                      line[x] = pattern.applyAsInt(x, y);
                  }
              }
              storeLine(y, line);
          }
      }