Make wraparound toggleable with a keybind

1 files changed, 16 insertions, 1 deletions

diff --git a/main.c b/main.c
index 93dfc1e..db1d7a8 100644
--- a/main.c
+++ b/main.c
@@ -186,6 +186,8 @@ int main(int argc, char **argv) {
          *
          *    [d]    - Switch algorithms (A* or Dijsktra's)
          *
+         *    [f]    - Toggle wraparound
+         *
          *    [r]    - Reverse the path and switch start/end around
          *
          *    [s]    - Save the map to a bmp file
@@ -271,13 +273,26 @@ int main(int argc, char **argv) {
                       break;
 
             case 'd':
-                      if (path_func == astar_path) { set_message("Dijkstra"); path_func = &dijkstra_path; }
+                      if (path_func == astar_path) { set_message("Dijkstra's"); path_func = &dijkstra_path; }
                       else { set_message("A*"); path_func = &astar_path; };
                       path_free(path, height);
                       path = path_func(dirs, map, cell_costs, width, height, start_pos, end_pos, visited, anim);
                       /* TODO: print time */
                       break;
 
+            case 'f':
+                      wraparound_enabled = !wraparound_enabled;
+                      if (wraparound_enabled)
+                          set_message("Enabled wraparound, only works on Dijkstra's")
+                      else
+                          set_message("Disabled wraparound");
+
+                      if (path_func == dijkstra_path) {
+                          path_free(path, height);
+                          path = path_func(dirs, map, cell_costs, width, height, start_pos, end_pos, visited, anim);
+                      }
+                      break;
+
             case 'r':
                       path_reverse(&path, width, height, &start_pos, &end_pos);
                       break;