1 files changed, 4 insertions, 0 deletions
diff --git a/src/eetg.h b/src/eetg.h
index 56856c8..f691894 100644
--- a/src/eetg.h
+++ b/src/eetg.h
@@ -51,6 +51,10 @@ typedef void (*eetg_write_fn)(const void *buffer, size_t size, void *arg);
  *
  * This function may not call any other function that could trigger
  * another collision.
+ *
+ * If an object is removed from its world while handling a collision,
+ * it must persist in memory until the operation that triggered the
+ * collision is complete.
  */
 typedef bool (*eetg_handle_collision_fn)(struct eetg_object *object1,
                                          struct eetg_object *object2,