====== Différences ====== Cette page vous donne les différences entre la révision choisie et la version actuelle de la page.
gnuplot:gnuplotinaction [2009/10/05 12:55] jms |
gnuplot:gnuplotinaction [2009/10/05 13:42] (Version actuelle) jms |
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test palette | test palette | ||
</code> | </code> | ||
+ | |||
+ | |||
{{ :gnuplot:palette-2.png }} | {{ :gnuplot:palette-2.png }} | ||
+ | |||
+ | ==== Planche couleur 3 ==== | ||
+ | |||
+ | <code gnuplot> | ||
+ | #!/usr/bin/gnuplot | ||
+ | set t postscript eps color | ||
+ | set o "listing9-1.eps" | ||
+ | unset key | ||
+ | set view 90,0 # View from the side | ||
+ | set isosamples 200,2 # Good resolution along x-axis, | ||
+ | # few points along y-axis | ||
+ | unset ytics # Not needed | ||
+ | set xtics offset 0,-2 # Push tic marks down from default position | ||
+ | set border 4095 # Turn on all borders | ||
+ | set xyplane 0 # Center the plot within the bounding box | ||
+ | set palette defined ( 0 'red', 0.25 'red', 0.5 'green', \ | ||
+ | 1.5 'green', 1.75 'red', 2 'red') | ||
+ | splot sin(x)**3 + 0.3*sin(5*x) w l palette | ||
+ | </code> | ||
+ | |||
+ | {{ :gnuplot:listing9-1.png }} | ||
==== Planche couleur 5 ==== | ==== Planche couleur 5 ==== | ||
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<code gnuplot> | <code gnuplot> | ||
#!/usr/bin/gnuplot | #!/usr/bin/gnuplot | ||
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set t postscript eps color | set t postscript eps color | ||
set o "fractal-1.eps" | set o "fractal-1.eps" | ||
- | |||
set pm3d | set pm3d | ||
set view map | set view map | ||
set size square | set size square | ||
unset surface | unset surface | ||
- | |||
set ytics 0.225,0.02,0.265 | set ytics 0.225,0.02,0.265 | ||
set xtics -0.745,0.02,-0.705 | set xtics -0.745,0.02,-0.705 | ||
- | |||
unset key | unset key | ||
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set logscale cb | set logscale cb | ||
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set palette model RGB defined \ | set palette model RGB defined \ | ||
(log(15) 'white', log(20) '#ff6666', log(35) '#cc99cc', \ | (log(15) 'white', log(20) '#ff6666', log(35) '#cc99cc', \ | ||
Ligne 101: | Ligne 118: | ||
log(300) '#ffff33', log(999) 'white', log(9900) 'white', \ | log(300) '#ffff33', log(999) 'white', log(9900) 'white', \ | ||
log(9901) 'black', log(10000) 'black' ) | log(9901) 'black', log(10000) 'black' ) | ||
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- | |||
splot "fractal" | splot "fractal" | ||
</code> | </code> | ||
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<code gnuplot> | <code gnuplot> | ||
#!/usr/bin/gnuplot | #!/usr/bin/gnuplot | ||
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set t postscript eps color | set t postscript eps color | ||
set o "fractal-2.eps" | set o "fractal-2.eps" | ||
- | |||
set pm3d | set pm3d | ||
set view map | set view map | ||
set size square | set size square | ||
unset surface | unset surface | ||
- | |||
set ytics 0.225,0.02,0.265 | set ytics 0.225,0.02,0.265 | ||
set xtics -0.745,0.02,-0.705 | set xtics -0.745,0.02,-0.705 | ||
- | |||
unset key | unset key | ||
- | |||
set logscale cb | set logscale cb | ||
- | |||
blue = 2.0/3.0 | blue = 2.0/3.0 | ||
green = 1.0/3.0 | green = 1.0/3.0 | ||
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log(1000) green 0.9 0.4, log(5000) 0 0 1, \ | log(1000) green 0.9 0.4, log(5000) 0 0 1, \ | ||
log(9900) 0 0 1, log(9901) 0 1 0, log(10000) 0 1 0 ) \ | log(9900) 0 0 1, log(9901) 0 1 0, log(10000) 0 1 0 ) \ | ||
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- | |||
splot "fractal" | splot "fractal" | ||
</code> | </code> |