.. _plotexample-acoustics-1d-4: 
 
Two figures with one axes each
==============================

The pressure q[0] and q[1] are plotted in two separate figures.

More axes could be added to each figure, more items to each axes.
 

Example generating data: `$CLAW/doc/sphinx/example-acoustics-1d/README.html <../example-acoustics-1d/README.html>`_

Resulting plots: `$CLAW/doc/sphinx/example-acoustics-1d/plots_4/_PlotIndex.html <../example-acoustics-1d/plots_4/_PlotIndex.html>`_

::

    
    #--------------------------
    def setplot(plotdata):
    #--------------------------
        
        """ 
        Specify what is to be plotted at each frame.
        Input:  plotdata, an instance of pyclaw.plotters.data.ClawPlotData.
        Output: a modified version of plotdata.
        
        """ 
    
        plotdata.clearfigures()  # clear any old figures,axes,items data
    
        # Pressure:
    
        plotfigure = plotdata.new_plotfigure(name='Solution', figno=1)
    
        # Set up for axes in this figure:
        plotaxes = plotfigure.new_plotaxes()
        plotaxes.xlimits = 'auto'
        plotaxes.ylimits = [-.5,1.1]
        plotaxes.title = 'Pressure'
    
        # Set up item on these axes:
        plotitem = plotaxes.new_plotitem(plot_type='1d')
        plotitem.plot_var = 0
        plotitem.plotstyle = 'o-'
        plotitem.color = 'b'
    
    
        # Velocity:
        
        plotfigure = plotdata.new_plotfigure(name='Velocity', figno=2)
    
        # Set axes in this figure:
        plotaxes = plotfigure.new_plotaxes()
        plotaxes.xlimits = 'auto'
        plotaxes.ylimits = [-.5,0.5]
        plotaxes.title = 'Velocity'
    
        # Set up for item on these axes:
        plotitem = plotaxes.new_plotitem(plot_type='1d')
        plotitem.plot_var = 1
        plotitem.plotstyle = 'o-'
        plotitem.color = 'r'
    
        # Parameters used only when creating html and/or latex hardcopy
        # e.g., via pyclaw.plotters.frametools.printframes:
    
        plotdata.printfigs = True                # print figures
        plotdata.print_format = 'png'            # file format
        plotdata.print_framenos = 'all'          # list of frames to print
        plotdata.print_fignos = 'all'            # list of figures to print
        plotdata.html = True                     # create html files of plots?
        plotdata.html_homelink = '../README.html'# pointer for index page
        plotdata.latex = True                    # create latex file of plots?
        plotdata.latex_figsperline = 2           # layout of plots
        plotdata.latex_framesperline = 1         # layout of plots
        plotdata.latex_makepdf = True            # also run pdflatex?
    
        return plotdata