Module: UnifiedPlot

Defined in:
lib/unifiedPlot.rb

Constant Summary collapse

PLOT_DEFAULTS = 
{
  :grid    => true,
  :ylabel  => nil,
  :y2label => nil,
  :xlabel  => nil,
  :x2label => nil,
  :key => 'bottom out',
  :xsize => 1200,
  :ysize => 800,
  :font => 'arial',
  :fontsize => 10,
}
DATA_DEFAULTS = 
{
  :title   => '',
  :style   => 'linespoints',
  :axes    => 'x1y1',
}

Class Method Summary collapse

Class Method Details

.fieldPlot(inputs) ⇒ Object 



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# File 'lib/unifiedPlot.rb', line 146

def UnifiedPlot.fieldPlot(inputs)
  RubyPython.start
  pl = RubyPython.import('pylab')
  pl.imshow(inputs.to_a.reverse)
  pl.show()
end

.heatMap(inputs, plotConf = PLOT_DEFAULTS, title = '', oType = 'x11', oName = 'test') ⇒ Object 



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# File 'lib/unifiedPlot.rb', line 109

def UnifiedPlot.heatMap(inputs,plotConf = PLOT_DEFAULTS,title = '',oType = 'x11',oName = 'test')
  plotConf = PLOT_DEFAULTS.merge(plotConf)
  Gnuplot.open do |gp|
    Gnuplot::Plot.new( gp ) do |plot|
      unless 'x11' == oType
        plot.terminal oType
        plot.output "#{oName}.#{oType}"
      end

      plot.title   title

  UnifiedPlot.applyConf(plot,plotConf)

      plot.xtics
      plot.ytics

      inputs.each {|data|
        data = DATA_DEFAULTS.merge(data)
        dataset = [data[:x].to_a,data[:y].to_a,data[:z].to_a]
        plot.data << Gnuplot::DataSet.new( dataset ) do |ds|
          ds.with  = 'image'
          ds.axes  = data[:axes]
          ds.title = data[:title]
        end
      }
      plot.grid
    end
  end
  return ('x11' != oType) ? [oName,oType].join('.') : nil
end

.histogram(inputs) ⇒ Object 



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# File 'lib/unifiedPlot.rb', line 139

def UnifiedPlot.histogram(inputs)
  nbins = 100
  max = inputs[:y].abs.max
  h = GSL::Histogram.alloc(nbins, [-max, max])
  h.fill(inputs[:y])
  GSL::graph(h)
end

.linePlot(inputs, plotConf = PLOT_DEFAULTS, title = '', oType = 'x11', oName = 'test') ⇒ Object

input elements: data = 

:y => [...],     (required)
:x => [...],     (optional)
:axes => 'x2y1', (optional)
:title => '...',
:style => 'lines',


     plot = {
:xlabel => '',
:ylabel => '',
:title  => '',
:grid   => false,

}



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# File 'lib/unifiedPlot.rb', line 39

def UnifiedPlot.linePlot(inputs, plotConf =PLOT_DEFAULTS, title ='', oType ='x11',oName ='test')
  # allow hash input
  inputs = [inputs] if inputs.kind_of? Hash

  plotConf = PLOT_DEFAULTS.merge(plotConf) unless plotConf == PLOT_DEFAULTS 

  Gnuplot.open do |gp|
    Gnuplot::Plot.new( gp ) do |plot|
      unless 'x11' == oType
        plot.terminal "#{oType} size #{plotConf[:xsize]},#{plotConf[:ysize]} font #{plotConf[:font]} #{plotConf[:fontsize]}"
        plot.output "#{oName}.#{oType}"
      end

      plot.title   title

  UnifiedPlot.applyConf(plot,plotConf)

      plot.xtics
      plot.ytics

      inputs.each {|data|
        data = DATA_DEFAULTS.merge(data)
        dataset = data.has_key?(:x) ? [data[:x].to_a,data[:y].to_a] : data[:y].to_a
        plot.data << Gnuplot::DataSet.new( dataset ) do |ds|
          ds.with  = data[:style]
          ds.axes  = data[:axes]
          plot.x2tics  'in' if data[:axes][0,2] == 'x2'
          plot.y2tics  'in' if data[:axes][-2..-1] == 'y2'
          ds.title = data[:title]
        end
      }
      plot.grid
    end
  end
  return ('x11' != oType) ? [oName,oType].join('.') : nil
end

.pm3d(inputs, plotConf = PLOT_DEFAULTS, title = '', oType = 'x11', oName = 'test') ⇒ Object 



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# File 'lib/unifiedPlot.rb', line 75

def UnifiedPlot.pm3d(inputs,plotConf = PLOT_DEFAULTS,title = '',oType = 'x11',oName = 'test')
  Gnuplot.open do |gp|
    Gnuplot::SPlot.new( gp ) do |plot|
      unless 'x11' == oType
        plot.terminal oType
        plot.output "#{oName}.#{oType}"
      end

      plotConf = PLOT_DEFAULTS.merge(plotConf)
      plot.title   title

  UnifiedPlot.applyConf(plot,plotConf)

      plot.xtics
      plot.ytics

      # write stuff to a file
      filename = `tempfile`.chomp
      File.open(filename,'w') {|f|
        inputs.each {|data|
          f << data.join(' ')
          f << "\n"
        }
      }

      plot.view "map"
      plot.data << Gnuplot::DataSet.new("'"+filename+"'") do |ds|
        ds.with = "image"
        ds.matrix = true
      end
    end
  end
  return ('x11' != oType) ? [oName,oType].join('.') : nil
end