df016_vecOps Namespace Reference

Variables
str	coordDefineCode
	cring = ROOT.TCanvas()
	d
	d1 = d.Define("r", "sqrt(x*x + y*y)")
	df = ROOT.RDataFrame(1024)
	ring_h

Variable Documentation

coordDefineCode

str df016_vecOps.coordDefineCode

Initial value:

=  '''ROOT::RVecD {0}(len);
                     std::transform({0}.begin(), {0}.end(), {0}.begin(), [](double){{return gRandom->Uniform(-1.0, 1.0);}});
                     return {0};'''

Definition at line 18 of file df016_vecOps.py.

cring

df016_vecOps.cring = ROOT.TCanvas()

Definition at line 39 of file df016_vecOps.py.

d

df016_vecOps.d

Initial value:

=  df.Define("len", "gRandom->Uniform(0, 16)")\
      .Define("x", coordDefineCode.format("x"))\
      .Define("y", coordDefineCode.format("y"))

Definition at line 21 of file df016_vecOps.py.

d1

df016_vecOps.d1 = d.Define("r", "sqrt(x*x + y*y)")

Definition at line 29 of file df016_vecOps.py.

df

df016_vecOps.df = ROOT.RDataFrame(1024)

Definition at line 17 of file df016_vecOps.py.

ring_h

df016_vecOps.ring_h

Initial value:

=  d1.Define("rInFig", "r > .5 && r < 1 && x*y < 0")\
           .Define("yFig", "y[rInFig]")\
           .Define("xFig", "x[rInFig]")\
           .Histo2D(("fig", "Two quarters of a ring", 64, -1.1, 1.1, 64, -1.1, 1.1), "xFig", "yFig")

Definition at line 34 of file df016_vecOps.py.