directional = base.render.attach_new_node(directional)
base.render.set_light(directional)
for filename, tile_list in tile_lists.items():
cols = 8
rows = max(tile.tile_id for tile in tile_list.values()) // cols + 1
win = base.openWindow(type='offscreen', size=(cols * width, rows * height), makeCamera=True)
level = base.render.attachNewNode("level")
for tile in tile_list.values():
placeholder = level.attachNewNode("tile-placeholder")
col = tile.tile_id % cols
row = tile.tile_id // cols
placeholder.setPos((cols - col - 1) + 0.5, 0, -((row + 1.0) * aspect - 0.5) * 2**0.5 - 0.1)
tile.node.instanceTo(placeholder)
if isinstance(tile, Train):
train_node = tile.train.instanceTo(placeholder)
lens.setFilmSize(cols, rows * aspect)
base.camNode.setLens(lens)
base.camera.set_pos(cols / 2, 8, -rows * 2**0.5 * aspect / 2 + 8)
base.camera.look_at(cols / 2, 0, -rows * 2**0.5 * aspect / 2)
base.graphicsEngine.renderFrame()
base.screenshot(namePrefix=Path('data') / filename, defaultFilename=False)
level.removeNode()
base.closeWindow(win)
