src/critter: fix more movement-related crash bugs

2 files changed, 4 insertions, 4 deletions

diff --git a/src/critter.cpp b/src/critter.cpp
index 37f580ea..1ebe3014 100644
--- a/src/critter.cpp
+++ b/src/critter.cpp
@@ -293,12 +293,12 @@ void critter::update(size_t i, const Ns& dt)
         update_nonplayable(i, dt);
 }
 
-void critter::update_nonplayable(size_t i, const Ns& dt)
+void critter::update_nonplayable(size_t& i, const Ns& dt)
 {
     (void)i; (void)dt; (void)playable;
 }
 
-void critter::update_movement(size_t i, const Ns& dt, rotation new_r)
+void critter::update_movement(size_t& i, const Ns& dt, rotation new_r)
 {
     const auto& info = atlas->info();
     const auto nframes = alloc_frame_time(dt, delta, info.fps, speed);
diff --git a/src/critter.hpp b/src/critter.hpp
index f05c3352..137cb268 100644
--- a/src/critter.hpp
+++ b/src/critter.hpp
@@ -30,8 +30,8 @@ struct critter final : object
     explicit operator critter_proto() const;
 
     void update(size_t i, const Ns& dt) override;
-    void update_movement(size_t i, const Ns& dt, rotation r);
-    void update_nonplayable(size_t i, const Ns& dt);
+    void update_movement(size_t& i, const Ns& dt, rotation r);
+    void update_nonplayable(size_t& i, const Ns& dt);
     void set_keys(bool L, bool R, bool U, bool D);
     void set_keys_auto();
     Vector2 ordinal_offset(Vector2b offset) const override;