Y returns the coordinate for the row at the index r. It will panic if r is out of bounds for the grid.
(r int)
| 29 | // Y returns the coordinate for the row at the index r. |
| 30 | // It will panic if r is out of bounds for the grid. |
| 31 | Y(r int) float64 |
| 32 | } |
| 33 | |
| 34 | // Field implements the Plotter interface, drawing |