grid_view_get_cell
grid_view_get_cell(wp->base.grid, wp->base.cx, wp->base.cy, &gc);
grid_view_get_cell(s->grid, xx, s->cy, &gc);
grid_view_get_cell(s->grid, 0, s->cy, &gc);
grid_view_get_cell(s->grid, xx, s->cy, &gc);
grid_view_get_cell(gd, s->cx, s->cy, &now_gc);
grid_view_get_cell(gd, cx - n, cy, &last);
grid_view_get_cell(gd, cx - n, cy, &last);
grid_view_get_cell(gd, xx, s->cy, &tmp_gc);
grid_view_get_cell(gd, xx, s->cy, &tmp_gc);
grid_view_get_cell(src->grid, src->cx, src->cy, &gc);
void grid_view_get_cell(struct grid *, u_int, u_int, struct grid_cell *);
grid_view_get_cell(gd, i, py, &gc);
grid_view_get_cell(gd, i - 1, py, &gc);
grid_view_get_cell(gd, px + i, py, &gc);