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Graphs tutorials

Examples showing the "graphs classes" usage.

Files

file  annotation3d.C
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This example show how to put some annotation on a 3D plot using 3D polylines.
 
file  approx.C
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Macro to test interpolation function Approx
 
file  bent.C
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Bent error bars
 
file  bent.py
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Bent error bars.
 
file  exclusiongraph.C
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Draw three graphs with an exclusion zone.
 
file  exclusiongraph2.C
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Draw several graphs with an exclusion zones.
 
file  gerrors.C
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Draw a graph with error bars
 
file  gerrors2.C
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Draw two graphs with error bars
 
file  gmultierrors.C
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Draw a graph with multiple y errors
 
file  graph.C
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Draw a simple graph.
 
file  graph2derrorsfit.C
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Draw and fit a TGraph2DErrors
 
file  graphApply.C
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A macro to demonstrate the functionality of TGraph::Apply() method.
 
file  graphpalettecolor.C
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Palette coloring for graphs is activated thanks to the options PFC (Palette Fill Color), PLC (Palette Line Color) and AMC (Palette Marker Color).
 
file  graphpolar.C
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Create and draw a polar graph.
 
file  graphpolar2.C
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Create and draw a polar graph with PI axis
 
file  graphpolar3.C
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Create and draw a polar graph with PI axis using a TF1.
 
file  graphreverse.C
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This example test all the various case of reverse graphs combined with logarithmic scale.
 
file  graphShade.C
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Show how to shade an area between two graphs
 
file  graphstruct.C
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Draw a simple graph structure.
 
file  graphtext.C
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Draw a graph with text attached to each point.
 
file  gtime.C
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Example of TGraphTime.
 
file  gtime2.C
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Example of TGraphTime showing how the class could be used to visualize a set of particles with their time stamp in a MonteCarlo program.
 
file  hlGraph1.C
 This tutorial demonstrates how to use the highlight mode on graph.
 
file  hlGraph2.C
 This tutorial demonstrates how to use the highlight mode on graph.
 
file  labels1.C
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Setting alphanumeric labels in a 1-d histogram.
 
file  labels2.C
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Setting alphanumeric labels.
 
file  motorcycle.C
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Macro to test scatterplot smoothers: ksmooth, lowess, supsmu as described in:
 
file  multigraph.C
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Create and Draw a TMultiGraph.
 
file  multigraphpalettecolor.C
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Palette coloring for multi-graphs is activated thanks to the options PFC (Palette Fill Color), PLC (Palette Line Color) and AMC (Palette Marker Color).
 
file  multipalette.C
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Draw color plots using different color palettes.
 
file  scatter.C
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Draw a scatter plot.
 
file  seism.C
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Strip chart example.
 
file  splines_test.C
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Examples of use of the spline classes.
 
file  surfaces.C
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Draw 2-Dim functions.
 
file  timeonaxis.C
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This macro illustrates the use of the time mode on the axis with different time intervals and time formats.
 
file  timeonaxis2.C
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Define the time offset as 2003, January 1st.
 
file  timeonaxis3.C
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This example compares what the system time function gmtime and localtime give with what gives TGaxis.
 
file  timeSeriesFromCSV.C
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This macro illustrates the use of the time axis on a TGraph with data read from a text file containing the SWAN usage statistics during July 2017.
 
file  timeSeriesFromCSV.py
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This macro illustrates the use of the time axis on a TGraph with data read from a text file containing the SWAN usage statistics during July 2017.
 
file  timeSeriesFromCSV_TDF.C
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This macro illustrates the use of the time axis on a TGraph with data read from a text file containing the SWAN usage statistics during July 2017.
 
file  waves.C
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Hint: Spherical waves
 
file  zdemo.C
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This macro is an example of graphs in log scales with annotations.
 
file  zones.C
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Example of script showing how to divide a canvas into adjacent subpads + axis labels on the top and right side of the pads.
 
file  zones.py
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Example of script showing how to divide a canvas into adjacent subpads + axis labels on the top and right side of the pads.