Fixed a case where we should be rounding rather than typecasting.

data/classes/predictive_player_motion.cfg

@@ -17,7 +17,7 @@
 								} where inv_pred = inverse_prediction(number_of_frames_to_look_ahead)",
 
 	inverse_prediction: "def(int number_of_frames_to_look_ahead) -> [int, int] predict_from(
-		map(fold(_player_history[size(_player_history)-samples:], zip([int]<-a,[int]<-b)), (int<-value)/samples)
+		map(fold(_player_history[size(_player_history)-samples:], zip(map(a, lib.math.round(value)),map(b, lib.math.round(value)))), (int<-value)/samples)
 	) asserting size(_player_history) >= samples | q(It's not possible to sample further back in history than we've actually recorded)  
 	where samples = number_of_frames_to_look_ahead",