X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=projects%2Fmicrob2010%2Fmainboard%2Fstrat_utils.c;h=33c1474ee5e995a7e6a52bfe26f266873a9ea566;hb=d23a4fdeed4e90d004d407942b230c188d012465;hp=41def2cead75f9bd303a71fb68ec87cad5b6e0d3;hpb=b28db6087ed5fdab0bda8f23417ef7098d2a9ae5;p=aversive.git

diff --git a/projects/microb2010/mainboard/strat_utils.c b/projects/microb2010/mainboard/strat_utils.c
index 41def2c..33c1474 100644
--- a/projects/microb2010/mainboard/strat_utils.c
+++ b/projects/microb2010/mainboard/strat_utils.c
@@ -319,6 +319,14 @@ uint8_t opponent_is_behind(void)
 	return 0;
 }
 
+int16_t distance_from_opponent(int16_t x, int16_t y)
+{
+	int16_t oppx, oppy;
+	if (get_opponent_xy(&oppx, &oppy) < 0)
+		return -1;
+	return distance_between(x, y, oppx, oppy);
+}
+
 uint8_t get_ball_count(void)
 {
 	return ballboard.ball_count;