added tex

many changes/eval etc...

PlotErrFunc.h

@@ -0,0 +1,92 @@
+#ifndef PLOTERRFUNC_H
+#define PLOTERRFUNC_H
+
+#include <KLib/math/statistics/Statistics.h>
+
+#include <KLib/misc/gnuplot/Gnuplot.h>
+#include <KLib/misc/gnuplot/GnuplotPlot.h>
+#include <KLib/misc/gnuplot/GnuplotPlotElementLines.h>
+
+
+class PlotErrFunc {
+
+
+
+	struct Entry {
+		std::string name;
+		K::Statistics<float> stats;
+		Entry(const std::string& name, const K::Statistics<float>& stats) : name(name), stats(stats) {;}
+	};
+
+	std::vector<Entry> entries;
+
+	K::Gnuplot gp;
+	K::GnuplotPlot gplot;
+
+	//std::vector<std::string> colors = {"#000000", "#ff0000", "#00bb00", "#0000ff"};
+	std::vector<std::string> colors = {"#000000", "#999999", "#0000ff", "#9999ff"};
+
+	std::string codeFile;
+
+public:
+
+	/** ctor with x-axis label */
+	PlotErrFunc(const std::string& xLabel, const std::string& yLabel) {
+		gplot.setLabelX(xLabel);
+		gplot.setLabelY(yLabel);
+	}
+
+	/** add one curve */
+	void add(const std::string name, const K::Statistics<float> stats) {
+		entries.push_back(Entry(name, stats));
+	}
+
+	K::Gnuplot& getGP() {
+		return gp;
+	}
+
+	void writeCodeTo(const std::string& file) {
+		this->codeFile = file;
+	}
+
+	/** plot all curves */
+	void plot() {
+
+		gp << "set grid\n";
+
+		for (size_t i = 0; i < entries.size(); ++i) {
+
+			const Entry e = entries[i];
+
+			K::GnuplotPlotElementLines* line = new K::GnuplotPlotElementLines();
+			line->setTitle(e.name);
+			line->setColorHex(colors[i]);
+			line->setLineWidth(2);
+			gplot.add(line);
+
+			// 0 - 80%
+			for (int i = 0; i <= 85; i+= 5) {
+				const float q = i / 100.0f;
+				const float y = e.stats.getQuantile(q);
+				K::GnuplotPoint2 gp(y, q*100);
+				line->add(gp);
+			}
+
+		}
+
+		gp.draw(gplot);
+
+		if (codeFile != "") {
+			std::ofstream out(codeFile);
+			out << gp.getBuffer();
+			out.close();
+		}
+
+		gp.flush();
+		gp.close();
+
+	}
+
+};
+
+#endif // PLOTERRFUNC_H