changed how to calculate worst case time

fixed shell script
using wall clock time instead of processor time

Experiments/experiment.py

@@ -9,12 +9,14 @@ def calculate_times(filename):
     time_sum = 0
     time_file = open("../Experiments/" + filename, "r")
     times = (time_file.readlines())[:200]
+    worst_case = -1
     for time in times:
         time = float(time)
         time_sum += time
+        if time > worst_case:
+            worst_case = time
 
     mean_time = time_sum / len(times)
-    worst_case = max(times)
     return mean_time, worst_case
 
 
@@ -31,11 +33,11 @@ def run_experiment(max_steps, length, source_filename, target_filename):
             reset(True, int(length))
 
     mean, worst_case = calculate_times(source_filename)
-    string = (str(mean)).ljust(25) + "   " + str(worst_case)
+    string = (str(mean)).ljust(25) + "   " + str(worst_case) + "\n"
     target_file = open(target_filename, "a")
     target_file.write(string)
 
 
-# run_experiment(10, 10, "test.txt", "test2.txt")
+# run_experiment(30, 10, "test.txt", "test2.txt")
 if __name__ == '__main__':
     globals()[sys.argv[1]](sys.argv[2], sys.argv[3], sys.argv[4], sys.argv[5])

Experiments/run_experiments.sh

@@ -25,10 +25,10 @@ echo "-------------------------------------------" >> $TARGET_FILE
 echo "Starting experiments!"
 for i in 10 15 20
   do
-    echo "Snake Length:  " $i
+    echo "Snake Length:  " $i >> $TARGET_FILE
     for j in {10..30}
       do
-        echo "Snake length: " $i "    max_steps: " $j
+        echo "Snake length: " $i "    max_steps: " $j " calculating ..."
         python experiment.py run_experiment $j $i $SOURCE_FILE $TARGET_FILE
         rm $SOURCE_FILE
       done

Game/main.py

@@ -432,7 +432,7 @@ class Snake:
             except AttributeError:
                 choice = True
 
-            if not choice and False:
+            if not choice:
                 if check_if_after_crossing(self.enemy_norm_snake.pos[1] / block_size,
                                            self.enemy_norm_snake.pos[0] / block_size,
                                            self.enemy_norm_snake.direction):

Shield/shield.py

@@ -617,7 +617,7 @@ def remove_files(files, master_filename='master.nm'):
 # return:
 #   crash_prob : probability of a crash for each possible direction
 def get_shield(crash_prob_queue, snake_player, snake_enemy, count=0, recalc=False, p_move=0):
-    shield_start = time.process_time_ns()
+    shield_start = time.perf_counter()
     # master file name
     master_filename = 'master_' + str(uuid.uuid4()) + '.nm'
 
@@ -667,9 +667,9 @@ def get_shield(crash_prob_queue, snake_player, snake_enemy, count=0, recalc=Fals
     # return the crash probabilities (multiprocessing)
     crash_prob_queue.put(crash_prob)
 
-    shield_end = time.process_time_ns()
+    shield_end = time.perf_counter()
     total_time = shield_end - shield_start
-    total_time /= 1e+9
+    #total_time /= 1e+9
     if times_filename:
         times_file = open("../Experiments/" + times_filename, "a")
         times_file.write(str(total_time) + "\n")