from hep.aida import *
from java.util import Random
factory = IAnalysisFactory.create();
tree = factory.createTreeFactory().create();
hf = factory.createHistogramFactory(tree);
tree.mkdir("/Histograms");
tree.cd("/Histograms");
h1 = hf.createHistogram1D("Histogram 1D",50,-3,3);
h2 = hf.createHistogram2D("Histogram 2D",40,-3,3,40,-3,3);
tree.mkdir("/Clouds");
tree.cd("/Clouds");
c1 = hf.createCloud1D("Cloud 1D");
c2 = hf.createCloud2D("Cloud 2D");
plotter = factory.createPlotterFactory().create("CreateAndPlotHistograms.py plot");
plotter.show();
plotter.createRegions(2,2);
plotter.region(0).plot(h1);
plotter.region(1).plot(h2);
plotter.region(2).plot(c1);
plotter.region(3).plot(c2);
r = Random()
for i in range(100000):
h1.fill(r.nextGaussian())
h2.fill(r.nextGaussian(),r.nextGaussian())
c1.fill(r.nextGaussian())
c2.fill(r.nextGaussian(),r.nextGaussian())
# jHepWork @S.Chekanov