Difference between revisions of "Xfig plot image (xfig example)"
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| + | === xfig plot image 'xfig_plot_image' === | ||
| + | [[File:plotimage1.png]] | ||
| + | <pre> | ||
| + | % Example 1: logscale | ||
| + | variable x = [PI:10*PI:#100]; | ||
| + | variable y = [PI:5*PI:#80]; | ||
| + | variable IMG = sin(x) # transpose(cos(y)); | ||
| + | variable xf = xfig_plot_image( IMG, x*180/PI, y*180/PI; | ||
| + | padx=0.025, pady=0.025, | ||
| + | dx=-.5, | ||
| + | xlog, ylog, | ||
| + | fill=20 | ||
| + | ); | ||
| + | xf.render("/tmp/test.pdf"); | ||
| + | </pre> | ||
| + | |||
| + | [[File:plotimage2.png]] | ||
| + | <pre> | ||
| + | |||
| + | % Example 2: image of Example 1 but with gaps | ||
| + | variable tmp = [[1:30],[35:65],[75:115]]; | ||
| + | variable x = struct{ lo = tmp/11.5*PI, hi = (tmp+1)/11.5*PI }; | ||
| + | tmp = [[1:40],[50:90]]; | ||
| + | variable y = struct{ lo = tmp/18.*PI, hi = (tmp+1)/18.*PI }; | ||
| + | variable IMG = sin(x.lo) # transpose(cos(y.lo)); | ||
| + | variable xf = xfig_plot_image( IMG, x, y ; cmap="drywet"); | ||
| + | xf.render("/tmp/test.pdf"); | ||
| + | </pre> | ||
[[Category:SLxfig]] | [[Category:SLxfig]] | ||
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Latest revision as of 11:26, 17 April 2018
xfig plot image 'xfig_plot_image'
% Example 1: logscale
variable x = [PI:10*PI:#100];
variable y = [PI:5*PI:#80];
variable IMG = sin(x) # transpose(cos(y));
variable xf = xfig_plot_image( IMG, x*180/PI, y*180/PI;
padx=0.025, pady=0.025,
dx=-.5,
xlog, ylog,
fill=20
);
xf.render("/tmp/test.pdf");
% Example 2: image of Example 1 but with gaps
variable tmp = [[1:30],[35:65],[75:115]];
variable x = struct{ lo = tmp/11.5*PI, hi = (tmp+1)/11.5*PI };
tmp = [[1:40],[50:90]];
variable y = struct{ lo = tmp/18.*PI, hi = (tmp+1)/18.*PI };
variable IMG = sin(x.lo) # transpose(cos(y.lo));
variable xf = xfig_plot_image( IMG, x, y ; cmap="drywet");
xf.render("/tmp/test.pdf");