updated utils and added README

utils/trialGen.py

@@ -0,0 +1,38 @@
+import json
+from random import choice,shuffle
+direction = ["Up","Left","Right"]
+distance = ["Short","Medium","Long"]
+devices = ["cardboard","mouse","oculus"]
+options = []
+for x in direction:
+    for y in distance:
+        options.append(x+y)
+print(options)
+numDots = int(input("Number of Dots per Trial: "))
+numTrials = int(input("Number of Trials: "))
+totalNum = numDots * numTrials
+mod = totalNum % len(options)
+dots  = []
+if mod is 0:
+    c = totalNum//len(options)
+    for option in options:
+        dots = dots + ([option] * c)
+        print(dots.count(option))
+    shuffle(dots)
+    print(dots)
+    trials = []
+    for x in range(numTrials):
+        trial = []
+        for y in range(numDots):
+            trial.append(dots.pop())
+        trials.append(trial)
+    root = {}
+    for d in devices:
+        root['trials'] = trials
+        root['inputMethod'] = d
+        root['participantId'] = 0
+        with open(d+'Trials.json','w') as f:
+            json.dump(root,f,indent=4)
+        
+else:
+    print("Please enter evenly divisible numbers")