Gabriele Cosmo
58 lines
929 B
Python
58 lines
929 B
Python
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# Creating a memory-mapped tree
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tree=tf.create()
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# Creating a histogram factory mapped to the tree
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hf=af.createHistogramFactory( tree )
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# Open an existing HBook file
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treeHBook=tf.create("gammaraytel.hbook", "hbook", 1, 0 )
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# Mounting the hbook tree under the master memory tree.
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tree.mkdir( "hbook" )
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tree.mount( "/hbook", treeHBook, "/" )
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# Retrieve histograms and load them into memory:
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# Fetching the histograms from hbook
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hE=tree.findH1D( "/hbook/10" )
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hPl=tree.findH1D( "/hbook/20" )
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hXZ=tree.findH2D("/hbook/30")
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hYZ=tree.findH2D("/hbook/40")
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# set plotter to 2*2 zones
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#pl.createRegions(2,2)
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#>>> NOTE! ONLY SINGLE REGION IN THIS VERSION!
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# plot the histograms
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pr = pl.currentRegion()
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pr.plot(hE,"")
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pl.refresh()
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wait()
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pr.clear()
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pr.plot(hPl,"")
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pl.refresh()
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wait()
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del hf
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del tree
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del treeHBook
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exit()
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