Update game_api.txt

game_api.txt

@@ -440,11 +440,16 @@ Player API
 
 The player API can register player models and update the player's appearance.
 
+* `player_api.globalstep(dtime, ...)`
+	* The function called by the globalstep that controls player animations.
+	  You can override this to replace the globalstep with your own implementation.
+	* Receives all args that minetest.register_globalstep() passes
+
 * `player_api.register_model(name, def)`
 	* Register a new model to be used by players
 	* `name`: model filename such as "character.x", "foo.b3d", etc.
 	* `def`: see [#Model definition]
-    * Saved to player_api.registered_models
+	* Saved to player_api.registered_models
 
 * `player_api.registered_models[name]`
 	* Get a model's definition