init

2025-09-08 16:25:55 +02:00
commit cdcd870b6f
614 changed files with 343437 additions and 0 deletions
--- a/PCSurvey/PCstatic/js/random_number.js
+++ b/PCSurvey/PCstatic/js/random_number.js
@@ -0,0 +1,97 @@
+// function randn_bm() {
+//     var u = 0, v = 0;
+//     while(u === 0) u = Math.random(); //Converting [0,1) to (0,1)
+//     while(v === 0) v = Math.random();
+//     return (Math.sqrt( -2.0 * Math.log( u ) ) * Math.cos( 2.0 * Math.PI * v )); // still multiply with 10%
+// }
+
+var spareRandom = null;
+
+function normalRandom()
+{
+	var val, u, v, s, mul;
+
+	if(spareRandom !== null)
+	{
+		val = spareRandom;
+		spareRandom = null;
+	}
+	else
+	{
+		do
+		{
+			u = Math.random()*2-1;
+			v = Math.random()*2-1;
+
+			s = u*u+v*v;
+		} while(s === 0 || s >= 1);
+
+		mul = Math.sqrt(-2 * Math.log(s) / s);
+
+		val = u * mul;
+		spareRandom = v * mul;
+	}
+
+	return val / 14;	// 7 standard deviations on either side
+}
+
+function normalRandomInRange(min, max)
+{
+	var val;
+	do
+	{
+		val = normalRandom();
+	} while(val < min || val > max);
+	return val;
+}
+
+function promiseGenerator({id, timeout}) {
+	return new Promise((resolve, reject) => {
+  	setTimeout(() => {
+      if (jsPsych.data.getURLVariable('debug') === 'true') {
+        $('.debug').html(id + ' visible after ' + timeout + 'ms.');
+      };
+      if (id === '.test') {
+          $(id).css({'display': 'block'});
+      } else {
+        $(id).css({'visibility': 'visible'});
+      };
+      resolve();
+    }, timeout);
+    // console.log(id + " at " + timeout);
+  })
+}
+
+function promiseGenerator_display({id, timeout}) {
+	return new Promise((resolve, reject) => {
+  	setTimeout(() => {
+      if (jsPsych.data.getURLVariable('debug') === 'true') {
+        $('.debug').html(id + ' visible after ' + timeout + 'ms.');
+      };
+      $(id).css({'display': 'block'});
+      resolve();
+    }, timeout);
+    // console.log(id + " at " + timeout);
+  })
+}
+
+function estBetaParams(mu, sigma) {
+    // console.log("b_mu = "+mu+", b_sigma = "+sigma);
+    variance = Math.pow(sigma, 2);
+    alpha =  ((1 - mu) / variance - 1 / mu) * Math.pow(mu,2);
+    beta = alpha * (1 / mu - 1);
+    return {
+        a: alpha, 
+        b: beta
+    };
+}
+
+function betaRandomInRange(min, max) {
+    var betaparams = estBetaParams(0.9, 0.1);
+    var random_num = jStat.beta.sample(betaparams.a, betaparams.b);
+    // console.log("random_number -> "+random_num);
+    var out = min + random_num*(max-min);
+    // console.log("out -> "+Math.round(out)+" (min: "+min+", max: "+max+")");
+    return Math.round(out);
+}
+