Still Zooming

Hello, loves! We need to get the boundary behavior right. This may mean I have to understand my code. Arrgh. Tout le monde déteste l’IA. If you are like me—and if you are, you have my sincere sympathy—and if you’ve done much graphics coding at all, there have been places where you fiddled with the calls and numbers and then backed away slowly, without quite understanding why the code worked. Just me? OK. I am confident that at our normal scale of 4, the screen behaves as intended: the view scrolls side to side and up and down, leaving Dot in the center of the screen … unless said scrolling would leave the view looking outside the space of possible cells: we never try to look at cell -1, or cell max+1, instead stopping with cell 0 or cell max on the edge. Once the edge point is reached, Dot moves toward the edge rather than always staying centered and the dungeon moving around her. I freely grant that I got that behavior by bashing things. It wasn’t random bashing, quite. The values…