current code and TeX. code fine?!?!?!

plots/PlotErrFunc.h

@@ -49,6 +49,11 @@ class PlotErrFunc {
 
 public:
 
+	/** empty ctor */
+	PlotErrFunc() {
+		setYRange(0, 90, 5);
+	}
+
 	/** ctor with x-axis label */
 	PlotErrFunc(const std::string& xLabel, const std::string& yLabel) {
 		gplot.getAxisX().setLabel(xLabel);

plots/PlotErrTime.h

@@ -23,6 +23,11 @@ private:
 
 public:
 
+	/** empty ctor */
+	PlotErrTime() {
+
+	}
+
 	/** ctor */
 	PlotErrTime(const std::string& xLabel, const std::string& yLabel, const std::string& y2Label) {
 
@@ -41,6 +46,15 @@ public:
 
 	}
 
+	K::Gnuplot& getGP() {
+		return gp;
+	}
+
+	/** write the gnuplot commands to file for later re-use */
+	void writePlotToFile(const std::string& file) {
+		this->gp.writePlotToFile(file);
+	}
+
 	void clear() {
 		for (int i = 0; i < 8; ++i) {lineErr[i].clear();}
 		lineB.clear();

plots/PlotWiFiGroundProb.h

@@ -67,16 +67,13 @@ public:
 	}
 
 	/** plot the ground-probability for the given measurement */
-	void show(const WiFiObserverFree& prob, const WiFiMeasurements& _mes) {
-
-		VAPGrouper vap(VAPGrouper::Mode::LAST_MAC_DIGIT_TO_ZERO, VAPGrouper::Aggregation::AVERAGE);
-		const WiFiMeasurements mes = vap.group(_mes);
+	void show(const WiFiObserverFree& prob, const WiFiMeasurements& mes, const Timestamp ts) {
 
 		// determine min/max probability
 		double min = +99999;
 		double max = -99999;
 		for (Entry& e : pos) {
-			const double p = prob.getProbability(e.pos, mes.entries.front().getTimestamp(), mes);
+			const double p = prob.getProbability(e.pos, ts, mes);
 			if (p < min) {min = p;}
 			if (p > max) {max = p;}
 		}
@@ -84,8 +81,11 @@ public:
 
 		// render
 		for (Entry& e : pos) {
-			const double p = prob.getProbability(e.pos, mes.entries.front().getTimestamp(), mes);
-			const double f = (p-min) / diff * 255;
+			const double p = prob.getProbability(e.pos, ts, mes);
+			double f = (p-min) / diff * 255;
+			if (f < 0) {f = 0;}
+			if (f > 255) {f = 255;}
+
 			e.sum += p;
 			e.cnt++;
 
@@ -93,10 +93,14 @@ public:
 				const K::GnuplotColor c = K::GnuplotColor::fromHSV(0, f, 255);
 				e.poly->getFill().setColor(c);
 				e.max = f;
+
+				e.poly->setEnabled(f > 32);
 			//}
-			if (f < 0.1) {
-				e.poly->setEnabled(false);
-			}
+//			if (f < 32) {
+//				e.poly->setEnabled(false);
+//			} else {
+//				e.poly->setEnabled(true);
+//			}
 
 			//plot.cpoints.add(K::GnuplotPoint3(pt.x, pt.y, pt.z), p);
 		}