Put the finish line on index -1

This makes it easier to track when a bot has finished a lap.
nobleans-playground · Dec 2, 2024 · 35b2da9 · 35b2da9
1 parent 14a78de
commit 35b2da9
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Showing 5 changed files with 16 additions and 10 deletions.
diff --git a/racer/car_info.py b/racer/car_info.py
@@ -44,13 +44,13 @@ def update(self, dt: float, throttle: float, steering_command: float):
 class CarInfo:
     def __init__(self, car_type: Car, track: Track):
         # angle of the first section
-        starting_vector = track.lines[1] - track.lines[0]
+        starting_vector = track.lines[0] - track.lines[-1]
         starting_vector.normalize_ip()
         starting_rotation = Rotation(starting_vector[0], -starting_vector[1], starting_vector[1], starting_vector[0])
 
         self.car_type = car_type
         self.track = track
-        self.car_physics = CarPhysics(Transform(starting_rotation, deepcopy(track.lines[0])),
+        self.car_physics = CarPhysics(Transform(starting_rotation, deepcopy(track.lines[-1])),
                                       Vector2())
         self.round = 0
         self.next_waypoint = 0

diff --git a/racer/game_state.py b/racer/game_state.py
@@ -69,7 +69,10 @@ def get_bot_commands(self, bot, car_info):
     def ranked(self) -> List[Bot]:
         # Search for the car_info with the longest waypoint_timing
         bots = list(self.bots.keys())
-        bots.sort(
-            key=lambda bot: (self.bots[bot].round, self.bots[bot].next_waypoint, -self.bots[bot].waypoint_timing[-1]),
-            reverse=True)
+
+        def bot_distance(bot):
+            info = self.bots[bot]
+            return info.round, info.next_waypoint, -info.waypoint_timing[-1] if info.waypoint_timing else 0
+
+        bots.sort(key=bot_distance, reverse=True)
         return bots
diff --git a/racer/tracks/track1.py b/racer/tracks/track1.py
@@ -8,7 +8,6 @@
 scale = 2
 track_width = 15
 lines = [
-    (694.59796, 220.4221),
     (733.31953, 226.15862),
     (759.13391, 248.62669),
     (762.00217, 278.26542),
@@ -55,4 +54,5 @@
     (325.0699300000001, 197.95403),
     (358.05497, 214.68557),
     (414.46417, 222.33427),
+    (694.59796, 220.4221),
 ]
diff --git a/racer/tracks/track2.py b/racer/tracks/track2.py
@@ -8,7 +8,6 @@
 scale = 1
 track_width = 30
 lines = [
-    (1226.2844, 739.13218),
     (985.75603, 907.33965),
     (964.77402, 953.11646),
     (985.03829, 996.35491),
@@ -58,4 +57,5 @@
     (1714.8148, 316.77504),
     (1706.158, 403.61958),
     (1658.7513, 449.78183),
+    (1226.2844, 739.13218),
 ]
diff --git a/racer/window.py b/racer/window.py
@@ -124,9 +124,12 @@ def draw(self, clock):
         fastest_bot = self.game_state.ranked()[0]
         for i, bot in enumerate(self.game_state.ranked()):
             car_info = self.game_state.bots[bot]
-            fastest_bot_time = self.game_state.bots[fastest_bot].waypoint_timing[len(car_info.waypoint_timing) - 1]
-            own_time = car_info.waypoint_timing[len(car_info.waypoint_timing) - 1]
-            behind = own_time - fastest_bot_time
+            if car_info.waypoint_timing:
+                fastest_bot_time = self.game_state.bots[fastest_bot].waypoint_timing[len(car_info.waypoint_timing) - 1]
+                own_time = car_info.waypoint_timing[len(car_info.waypoint_timing) - 1]
+                behind = own_time - fastest_bot_time
+            else:
+                behind = 0
 
             text = self.font.render(f'{bot.name} ({bot.contributor})', True, bot.color)
             self.window.blit(text, (self.window.get_width() - 300, offset_from_top + i * 20))