More samples in the graphic help pages Note that they are automatically generated...
[scilab.git] / scilab / modules / graphics / help / en_US / Graphics.xml
1 <?xml version="1.0" encoding="UTF-8"?>
2 <!--
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4  * Copyright (C) INRIA
5  * 
6  * This file must be used under the terms of the CeCILL.
7  * This source file is licensed as described in the file COPYING, which
8  * you should have received as part of this distribution.  The terms
9  * are also available at    
10  * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
11  *
12  -->
13 <refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" version="5.0-subset Scilab" xmlns:scilab="http://www.scilab.org" xml:lang="en" xml:id="Graphics">
14   <info>
15     <pubdate>$LastChangedDate$</pubdate>
16   </info>
17   <refnamediv>
18     <refname>Graphics: Getting started</refname>
19     <refpurpose> graphics library overview</refpurpose>
20   </refnamediv>
21   <refsection>
22     <title>2d plotting</title>
23     <variablelist>
24       <varlistentry>
25         <term>
26           <link linkend="plot2d">plot2d</link>
27         </term>
28         <listitem>
29           <para>Plot a curve</para>
30           <para>
31             <emphasis role="bold">Example:</emphasis>
32           </para>
33           <para>
34             <imagedata fileref="../images/plot2d.png"/>
35           </para>
36         </listitem>
37       </varlistentry>
38       <varlistentry>
39         <term>
40           <link linkend="plot2d2">plot2d2</link>
41         </term>
42         <listitem>
43           <para>Plot a curve as step function</para>
44           <para>
45             <emphasis role="bold">Example:</emphasis>
46           </para>
47           <para>
48             <imagedata fileref="../images/plot2d2.png"/>
49           </para>
50         </listitem>
51       </varlistentry>
52       <varlistentry>
53         <term>
54           <link linkend="plot2d3">plot2d3</link>
55         </term>
56         <listitem>
57           <para>Plot a curve with vertical bars</para>
58           <para>
59             <emphasis role="bold">Example:</emphasis>
60           </para>
61           <para>
62             <imagedata fileref="../images/plot2d3.png"/>
63           </para>
64         </listitem>
65       </varlistentry>
66       <varlistentry>
67         <term>
68           <link linkend="plot2d4">plot2d4</link>
69         </term>
70         <listitem>
71           <para>Plot a curve with arrows</para>
72           <para>
73             <emphasis role="bold">Example:</emphasis>
74           </para>
75           <para>
76             <imagedata fileref="../images/plot2d4.png"/>
77           </para>
78         </listitem>
79       </varlistentry>
80       <varlistentry>
81         <term>
82           <link linkend="fplot2d">fplot2d</link>
83         </term>
84         <listitem>
85           <para>Plot a curve defined by a function</para>
86           <para>
87             <emphasis role="bold">Example:</emphasis>
88           </para>
89           <para>
90             <imagedata fileref="../images/fplot2d.png"/>
91           </para>
92         </listitem>
93       </varlistentry>
94       <varlistentry>
95         <term>
96           <link linkend="champ">champ</link>
97         </term>
98         <listitem>
99           <para>2D vector field</para>
100           <para>
101             <emphasis role="bold">Example:</emphasis>
102           </para>
103           <para>
104             <imagedata fileref="../images/champ.png"/>
105           </para>
106         </listitem>
107       </varlistentry>
108       <varlistentry>
109         <term>
110           <link linkend="champ1">champ1</link>
111         </term>
112         <listitem>
113           <para>2D vector field with colored arrows</para>
114           <para>
115             <emphasis role="bold">Example:</emphasis>
116           </para>
117           <para>
118             <imagedata fileref="../images/champ1.png"/>
119           </para>
120         </listitem>
121       </varlistentry>
122       <varlistentry>
123         <term>
124           <link linkend="fchamp">fchamp</link>
125         </term>
126         <listitem>
127           <para>Direction field of a 2D first order ODE</para>
128           <para>
129             <emphasis role="bold">Example:</emphasis>
130           </para>
131           <para>
132             <imagedata fileref="../images/fchamp.png"/>
133           </para>
134         </listitem>
135       </varlistentry>
136       <varlistentry>
137         <term>
138           <link linkend="contour2d">contour2d</link>
139         </term>
140         <listitem>
141           <para>Level curves of a surface on a 2D plot</para>
142         </listitem>
143       </varlistentry>
144       <varlistentry>
145         <term>
146           <link linkend="fcontour2d">fcontour2d</link>
147         </term>
148         <listitem>
149           <para>Level curves of a surface defined by a function on a 2D plot</para>
150           <para>
151             <emphasis role="bold">Example:</emphasis>
152           </para>
153           <para>
154             <imagedata fileref="../images/fcontour2d.png"/>
155           </para>
156         </listitem>
157       </varlistentry>
158       <varlistentry>
159         <term>
160           <link linkend="grayplot">grayplot</link>
161         </term>
162         <listitem>
163           <para>2D plot of a surface using colors</para>
164           <para>
165             <emphasis role="bold">Example:</emphasis>
166           </para>
167           <para>
168             <imagedata fileref="../images/grayplot.png"/>
169           </para>
170         </listitem>
171       </varlistentry>
172       <varlistentry>
173         <term>
174           <link linkend="fgrayplot">fgrayplot</link>
175         </term>
176         <listitem>
177           <para>2D plot of a surface defined by a function using colors</para>
178           <para>
179             <emphasis role="bold">Example:</emphasis>
180           </para>
181           <para>
182             <imagedata fileref="../images/fgrayplot.png"/>
183           </para>
184         </listitem>
185       </varlistentry>
186       <varlistentry>
187         <term>
188           <link linkend="Sgrayplot">Sgrayplot</link>
189         </term>
190         <listitem>
191           <para>Smooth 2D plot of a surface using colors</para>
192           <para>
193             <emphasis role="bold">Example:</emphasis>
194           </para>
195           <para>
196             <imagedata fileref="../images/Sgrayplot.png"/>
197           </para>
198         </listitem>
199       </varlistentry>
200       <varlistentry>
201         <term>
202           <link linkend="Sfgrayplot">Sfgrayplot</link>
203         </term>
204         <listitem>
205           <para>Smooth 2D plot of a surface defined by a function using colors</para>
206           <para>
207             <emphasis role="bold">Example:</emphasis>
208           </para>
209           <para>
210             <imagedata fileref="../images/Sfgrayplot.png"/>
211           </para>
212         </listitem>
213       </varlistentry>
214       <varlistentry>
215         <term>
216           <link linkend="xgrid">xgrid</link>
217         </term>
218         <listitem>
219           <para>Add a grid on a 2D plot</para>
220           <para>
221             <emphasis role="bold">Example:</emphasis>
222           </para>
223           <para>
224             <imagedata fileref="../images/xgrid.png"/>
225           </para>
226         </listitem>
227       </varlistentry>
228       <varlistentry>
229         <term>
230           <link linkend="errbar">errbar</link>
231         </term>
232         <listitem>
233           <para>Add vertical error bars on a 2D plot</para>
234           <para>
235             <emphasis role="bold">Example:</emphasis>
236           </para>
237           <para>
238             <imagedata fileref="../images/errbar.png"/>
239           </para>
240         </listitem>
241       </varlistentry>
242       <varlistentry>
243         <term>
244           <link linkend="histplot">histplot</link>
245         </term>
246         <listitem>
247           <para>Plot a histogram</para>
248           <para>
249             <emphasis role="bold">Example:</emphasis>
250           </para>
251           <para>
252             <imagedata fileref="../images/histplot.png"/>
253           </para>
254         </listitem>
255       </varlistentry>
256       <varlistentry>
257         <term>
258           <link linkend="Matplot">Matplot</link>
259         </term>
260         <listitem>
261           <para>2D plot of a matrix using colors</para>
262           <para>
263             <emphasis role="bold">Example:</emphasis>
264           </para>
265           <para>
266             <imagedata fileref="../images/Matplot.png"/>
267           </para>
268         </listitem>
269       </varlistentry>
270     </variablelist>
271   </refsection>
272   <refsection>
273     <title>3d plotting</title>
274     <variablelist>
275       <varlistentry>
276         <term>
277           <link linkend="plot3d">plot3d</link>
278         </term>
279         <listitem>
280           <para>Plot a surface</para>
281           <para>
282             <emphasis role="bold">Example:</emphasis>
283           </para>
284           <para>
285             <imagedata fileref="../images/plot3d.png"/>
286           </para>
287         </listitem>
288       </varlistentry>
289       <varlistentry>
290         <term>
291           <link linkend="plot3d1">plot3d1</link>
292         </term>
293         <listitem>
294           <para>Plot a surface with gray or color level</para>
295           <para>
296             <emphasis role="bold">Example:</emphasis>
297           </para>
298           <para>
299             <imagedata fileref="../images/plot3d1.png"/>
300           </para>
301         </listitem>
302       </varlistentry>
303       <varlistentry>
304         <term>
305           <link linkend="fplot3d">fplot3d</link>
306         </term>
307         <listitem>
308           <para>Plot a surface defined by a function</para>
309           <para>
310             <emphasis role="bold">Example:</emphasis>
311           </para>
312           <para>
313             <imagedata fileref="../images/fplot3d.png"/>
314           </para>
315         </listitem>
316       </varlistentry>
317       <varlistentry>
318         <term>
319           <link linkend="fplot3d1">fplot3d1</link>
320         </term>
321         <listitem>
322           <para>Plot a surface defined by a function with gray or color level</para>
323           <para>
324             <emphasis role="bold">Example:</emphasis>
325           </para>
326           <para>
327             <imagedata fileref="../images/fplot3d1.png"/>
328           </para>
329         </listitem>
330       </varlistentry>
331       <varlistentry>
332         <term>
333           <link linkend="param3d">param3d</link>
334         </term>
335         <listitem>
336           <para>Plot one curve</para>
337           <para>
338             <emphasis role="bold">Example:</emphasis>
339           </para>
340           <para>
341             <imagedata fileref="../images/param3d.png"/>
342           </para>
343         </listitem>
344       </varlistentry>
345       <varlistentry>
346         <term>
347           <link linkend="param3d1">param3d1</link>
348         </term>
349         <listitem>
350           <para>Plots curves</para>
351           <para>
352             <emphasis role="bold">Example:</emphasis>
353           </para>
354           <para>
355             <imagedata fileref="../images/param3d1.png"/>
356           </para>
357         </listitem>
358       </varlistentry>
359       <varlistentry>
360         <term>
361           <link linkend="contour">contour</link>
362         </term>
363         <listitem>
364           <para>Level curves on a 3D surface</para>
365           <para>
366             <emphasis role="bold">Example:</emphasis>
367           </para>
368           <para>
369             <imagedata fileref="../images/contour.png"/>
370           </para>
371         </listitem>
372       </varlistentry>
373       <varlistentry>
374         <term>
375           <link linkend="fcontour">fcontour</link>
376         </term>
377         <listitem>
378           <para>Level curves on a 3D surface defined by a function</para>
379           <para>
380             <emphasis role="bold">Example:</emphasis>
381           </para>
382           <para>
383             <imagedata fileref="../images/fcontour.png"/>
384           </para>
385         </listitem>
386       </varlistentry>
387       <varlistentry>
388         <term>
389           <link linkend="hist3d">hist3d</link>
390         </term>
391         <listitem>
392           <para>3D representation of a histogram</para>
393           <para>
394             <emphasis role="bold">Example:</emphasis>
395           </para>
396           <para>
397             <imagedata fileref="../images/hist3d.png"/>
398           </para>
399         </listitem>
400       </varlistentry>
401       <varlistentry>
402         <term>
403           <link linkend="genfac3d">genfac3d</link>
404         </term>
405         <listitem>
406           <para>Compute facets of a 3D surface</para>
407           <para>
408             <emphasis role="bold">Example:</emphasis>
409           </para>
410           <para>
411             <imagedata fileref="../images/genfac3d.png"/>
412           </para>
413         </listitem>
414       </varlistentry>
415       <varlistentry>
416         <term>
417           <link linkend="eval3dp">eval3dp</link>
418         </term>
419         <listitem>
420           <para>Compute facets of a 3D surface</para>
421           <para>
422             <emphasis role="bold">Example:</emphasis>
423           </para>
424           <para>
425             <imagedata fileref="../images/eval3dp.png"/>
426           </para>
427         </listitem>
428       </varlistentry>
429       <varlistentry>
430         <term>
431           <link linkend="geom3d">geom3d</link>
432         </term>
433         <listitem>
434           <para>Projection from 3D on 2D after a 3D plot</para>
435           <para>
436             <emphasis role="bold">Example:</emphasis>
437           </para>
438           <para>
439             <imagedata fileref="../images/geom3d.png"/>
440           </para>
441         </listitem>
442       </varlistentry>
443     </variablelist>
444   </refsection>
445   <refsection>
446     <title>Line and polygon plotting</title>
447     <variablelist>
448       <varlistentry>
449         <term>
450           <link linkend="xpoly">xpoly</link>
451         </term>
452         <listitem>
453           <para>Draw a polyline or a polygon</para>
454         </listitem>
455       </varlistentry>
456       <varlistentry>
457         <term>
458           <link linkend="xpolys">xpolys</link>
459         </term>
460         <listitem>
461           <para>Draw a set of polylines or polygons</para>
462         </listitem>
463       </varlistentry>
464       <varlistentry>
465         <term>
466           <link linkend="xrpoly">xrpoly</link>
467         </term>
468         <listitem>
469           <para>Draw a regular polygon</para>
470         </listitem>
471       </varlistentry>
472       <varlistentry>
473         <term>
474           <link linkend="xsegs">xsegs</link>
475         </term>
476         <listitem>
477           <para>Draw unconnected segments</para>
478         </listitem>
479       </varlistentry>
480       <varlistentry>
481         <term>
482           <link linkend="xfpoly">xfpoly</link>
483         </term>
484         <listitem>
485           <para>Fill a polygon</para>
486         </listitem>
487       </varlistentry>
488       <varlistentry>
489         <term>
490           <link linkend="xfpolys">xfpolys</link>
491         </term>
492         <listitem>
493           <para>Fill a set of polygons</para>
494         </listitem>
495       </varlistentry>
496     </variablelist>
497   </refsection>
498   <refsection>
499     <title>Rectangle plotting</title>
500     <variablelist>
501       <varlistentry>
502         <term>
503           <link linkend="xrect">xrect</link>
504         </term>
505         <listitem>
506           <para>Draw a rectangle</para>
507         </listitem>
508       </varlistentry>
509       <varlistentry>
510         <term>
511           <link linkend="xfrect">xfrect</link>
512         </term>
513         <listitem>
514           <para>Fill a rectangle</para>
515         </listitem>
516       </varlistentry>
517       <varlistentry>
518         <term>
519           <link linkend="xrects">xrects</link>
520         </term>
521         <listitem>
522           <para>Draw or fill a set of rectangles</para>
523         </listitem>
524       </varlistentry>
525     </variablelist>
526   </refsection>
527   <refsection>
528     <title>Arc plotting</title>
529     <variablelist>
530       <varlistentry>
531         <term>
532           <link linkend="xarc">xarc</link>
533         </term>
534         <listitem>
535           <para>Draw a part of an ellipse</para>
536         </listitem>
537       </varlistentry>
538       <varlistentry>
539         <term>
540           <link linkend="xarcs">xarcs</link>
541         </term>
542         <listitem>
543           <para>Draw parts of a set of ellipses</para>
544         </listitem>
545       </varlistentry>
546       <varlistentry>
547         <term>
548           <link linkend="xfarc">xfarc</link>
549         </term>
550         <listitem>
551           <para>Fill a part of an ellipse</para>
552         </listitem>
553       </varlistentry>
554       <varlistentry>
555         <term>
556           <link linkend="xfarcs">xfarcs</link>
557         </term>
558         <listitem>
559           <para>Fill parts of a set of ellipses</para>
560         </listitem>
561       </varlistentry>
562     </variablelist>
563   </refsection>
564   <refsection>
565     <title>Arrow plotting</title>
566     <variablelist>
567       <varlistentry>
568         <term>
569           <link linkend="xarrows">xarrows</link>
570         </term>
571         <listitem>
572           <para>Draw a set of arrows</para>
573         </listitem>
574       </varlistentry>
575     </variablelist>
576   </refsection>
577   <refsection>
578     <title>Strings</title>
579     <variablelist>
580       <varlistentry>
581         <term>
582           <link linkend="xstring">xstring</link>
583         </term>
584         <listitem>
585           <para>Draw strings</para>
586         </listitem>
587       </varlistentry>
588       <varlistentry>
589         <term>
590           <link linkend="xstringl">xstringl</link>
591         </term>
592         <listitem>
593           <para>Compute a box which surrounds strings</para>
594         </listitem>
595       </varlistentry>
596       <varlistentry>
597         <term>
598           <link linkend="xstringb">xstringb</link>
599         </term>
600         <listitem>
601           <para>Draw strings into a box</para>
602           <para>
603             <emphasis role="bold">Example:</emphasis>
604           </para>
605           <para>
606             <imagedata fileref="../images/xstringb.png"/>
607           </para>
608         </listitem>
609       </varlistentry>
610       <varlistentry>
611         <term>
612           <link linkend="xtitle">xtitle</link>
613         </term>
614         <listitem>
615           <para>Add titles on a graphics window</para>
616           <para>
617             <emphasis role="bold">Example:</emphasis>
618           </para>
619           <para>
620             <imagedata fileref="../images/xtitle.png"/>
621           </para>
622         </listitem>
623       </varlistentry>
624       <varlistentry>
625         <term>
626           <link linkend="titlepage">titlepage</link>
627         </term>
628         <listitem>
629           <para>Add a title in the middle of a graphics window</para>
630         </listitem>
631       </varlistentry>
632       <varlistentry>
633         <term>
634           <link linkend="xinfo">xinfo</link>
635         </term>
636         <listitem>
637           <para>Draw an info string in the message subwindow</para>
638         </listitem>
639       </varlistentry>
640     </variablelist>
641   </refsection>
642   <refsection>
643     <title>Frames and axes</title>
644     <variablelist>
645       <varlistentry>
646         <term>
647           <link linkend="drawaxis">drawaxis</link>
648         </term>
649         <listitem>
650           <para>Draw an axis</para>
651         </listitem>
652       </varlistentry>
653       <varlistentry>
654         <term>
655           <link linkend="graduate">graduate</link>
656         </term>
657         <listitem>
658           <para>Pretty axis graduations</para>
659         </listitem>
660       </varlistentry>
661       <varlistentry>
662         <term>
663           <link linkend="plotframe">plotframe</link>
664         </term>
665         <listitem>
666           <para>Plot a frame with scaling and grids</para>
667         </listitem>
668       </varlistentry>
669     </variablelist>
670   </refsection>
671   <refsection>
672     <title>Coordinates transformations</title>
673     <variablelist>
674       <varlistentry>
675         <term>
676           <link linkend="isoview">isoview</link>
677         </term>
678         <listitem>
679           <para>Set scales for isometric plot (do not change the size of the window)</para>
680         </listitem>
681       </varlistentry>
682       <varlistentry>
683         <term>
684           <link linkend="square">square</link>
685         </term>
686         <listitem>
687           <para>Set scales for isometric plot (change the size of the window)</para>
688         </listitem>
689       </varlistentry>
690       <varlistentry>
691         <term>
692           <link linkend="scaling">scaling</link>
693         </term>
694         <listitem>
695           <para>Affine transformation of a set of points</para>
696         </listitem>
697       </varlistentry>
698       <varlistentry>
699         <term>
700           <link linkend="rotate">rotate</link>
701         </term>
702         <listitem>
703           <para>Rotation of a set of points</para>
704         </listitem>
705       </varlistentry>
706       <varlistentry>
707         <term>
708           <link linkend="xsetech">xsetech</link>
709         </term>
710         <listitem>
711           <para>Set the sub-window of a graphics window for plotting</para>
712         </listitem>
713       </varlistentry>
714       <varlistentry>
715         <term>
716           <link linkend="subplot">subplot</link>
717         </term>
718         <listitem>
719           <para>Divide a graphics window into a matrix of sub-windows</para>
720         </listitem>
721       </varlistentry>
722       <varlistentry>
723         <term>
724           <link linkend="xgetech">xgetech</link>
725         </term>
726         <listitem>
727           <para>Get the current graphics scale</para>
728         </listitem>
729       </varlistentry>
730       <varlistentry>
731         <term>
732           <link linkend="xchange">xchange</link>
733         </term>
734         <listitem>
735           <para>Transform real to pixel coordinates</para>
736         </listitem>
737       </varlistentry>
738     </variablelist>
739   </refsection>
740   <refsection>
741     <title>Colors</title>
742     <variablelist>
743       <varlistentry>
744         <term>
745           <link linkend="colormap">colormap</link>
746         </term>
747         <listitem>
748           <para>Using colormaps</para>
749         </listitem>
750       </varlistentry>
751       <varlistentry>
752         <term>
753           <link linkend="getcolor">getcolor</link>
754         </term>
755         <listitem>
756           <para>Dialog to select colors in the current colormap</para>
757         </listitem>
758       </varlistentry>
759       <varlistentry>
760         <term>
761           <link linkend="addcolor">addcolor</link>
762         </term>
763         <listitem>
764           <para>Add new colors to the current colormap</para>
765         </listitem>
766       </varlistentry>
767       <varlistentry>
768         <term>
769           <link linkend="graycolormap">graycolormap</link>
770         </term>
771         <listitem>
772           <para>Linear gray colormap</para>
773         </listitem>
774       </varlistentry>
775       <varlistentry>
776         <term>
777           <link linkend="hotcolormap">hotcolormap</link>
778         </term>
779         <listitem>
780           <para>Red to yellow colormap</para>
781         </listitem>
782       </varlistentry>
783     </variablelist>
784   </refsection>
785   <refsection>
786     <title>Graphics context</title>
787     <variablelist>
788       <varlistentry>
789         <term>
790           <link linkend="xset">xset</link>
791         </term>
792         <listitem>
793           <para>Set values of the graphics context</para>
794         </listitem>
795       </varlistentry>
796       <varlistentry>
797         <term>
798           <link linkend="xget">xget</link>
799         </term>
800         <listitem>
801           <para>Get current values of the graphics context</para>
802         </listitem>
803       </varlistentry>
804       <varlistentry>
805         <term>
806           <link linkend="xlfont">xlfont</link>
807         </term>
808         <listitem>
809           <para>Load a font in the graphics context or query loaded font</para>
810         </listitem>
811       </varlistentry>
812       <varlistentry>
813         <term>
814           <link linkend="getsymbol">getsymbol</link>
815         </term>
816         <listitem>
817           <para>Dialog to select a symbol and its size</para>
818         </listitem>
819       </varlistentry>
820     </variablelist>
821   </refsection>
822   <refsection>
823     <title>Save and load</title>
824     <variablelist>
825       <varlistentry>
826         <term>
827           <link linkend="xsave">xsave</link>
828         </term>
829         <listitem>
830           <para>Save graphics into a file</para>
831         </listitem>
832       </varlistentry>
833       <varlistentry>
834         <term>
835           <link linkend="xload">xload</link>
836         </term>
837         <listitem>
838           <para>Load a saved graphics</para>
839         </listitem>
840       </varlistentry>
841       <varlistentry>
842         <term>
843           <link linkend="xs2bmp">xs2bmp</link>
844         </term>
845         <listitem>
846           <para>Export graphics using the BMP format</para>
847         </listitem>
848       </varlistentry>
849       
850       
851       <varlistentry>
852         <term>
853           <link linkend="xs2emf">xs2emf</link>
854         </term>
855         <listitem>
856           <para>Export graphics using the EMF format</para>
857         </listitem>
858       </varlistentry>
859       
860       
861       <varlistentry>
862         <term>
863           <link linkend="xs2eps">xs2eps</link>
864         </term>
865         <listitem>
866           <para>Export graphics using the EPS format</para>
867         </listitem>
868       </varlistentry>
869       
870       
871       
872       <varlistentry>
873         <term>
874           <link linkend="xs2gif">xs2gif</link>
875         </term>
876         <listitem>
877           <para>Export graphics using the GIF format</para>
878         </listitem>
879       </varlistentry>
880       
881       
882       <varlistentry>
883         <term>
884           <link linkend="xs2jpg">xs2jpg</link>
885         </term>
886         <listitem>
887           <para>Export graphics using the JPG format</para>
888         </listitem>
889       </varlistentry>
890       
891       
892       <varlistentry>
893         <term>
894           <link linkend="xs2pdf">xs2pdf</link>
895         </term>
896         <listitem>
897           <para>Export graphics using the PDF format</para>
898         </listitem>
899       </varlistentry>
900       
901       
902       <varlistentry>
903         <term>
904           <link linkend="xs2png">xs2png</link>
905         </term>
906         <listitem>
907           <para>Export graphics using the PNG format</para>
908         </listitem>
909       </varlistentry>
910       
911       
912       <varlistentry>
913         <term>
914           <link linkend="xs2ppm">xs2ppm</link>
915         </term>
916         <listitem>
917           <para>Export graphics using the PPM format</para>
918         </listitem>
919       </varlistentry>
920       
921       
922       <varlistentry>
923         <term>
924           <link linkend="xs2ps">xs2ps</link>
925         </term>
926         <listitem>
927           <para>Export graphics using the PS format</para>
928         </listitem>
929       </varlistentry>
930       
931       
932       <varlistentry>
933         <term>
934           <link linkend="xs2svg">xs2svg</link>
935         </term>
936         <listitem>
937           <para>Export graphics using the SVG format</para>
938         </listitem>
939       </varlistentry>
940       
941     </variablelist>
942   </refsection>
943   <refsection>
944     <title>Graphics primitives</title>
945     <variablelist>
946       <varlistentry>
947         <term>
948           <link linkend="clf">clf</link>
949         </term>
950         <listitem>
951           <para>Clear a graphics window and erase the associated recorded graphics</para>
952         </listitem>
953       </varlistentry>
954       <varlistentry>
955         <term>
956           <link linkend="xclear">xclear</link>
957         </term>
958         <listitem>
959           <para>Clear a graphics window</para>
960         </listitem>
961       </varlistentry>
962       <varlistentry>
963         <term>
964           <link linkend="driver">driver</link>
965         </term>
966         <listitem>
967           <para>Select a graphics driver</para>
968         </listitem>
969       </varlistentry>
970       <varlistentry>
971         <term>
972           <link linkend="xinit">xinit</link>
973         </term>
974         <listitem>
975           <para>Initialisation of a graphics driver</para>
976         </listitem>
977       </varlistentry>
978       <varlistentry>
979         <term>
980           <link linkend="xend">xend</link>
981         </term>
982         <listitem>
983           <para>Close a graphics session</para>
984         </listitem>
985       </varlistentry>
986       <varlistentry>
987         <term>
988           <link linkend="xbasr">xbasr</link>
989         </term>
990         <listitem>
991           <para>Redraw a graphics window</para>
992         </listitem>
993       </varlistentry>
994       <varlistentry>
995         <term>
996           <link linkend="replot">replot</link>
997         </term>
998         <listitem>
999           <para>Redraw the current graphics window with new boundaries</para>
1000         </listitem>
1001       </varlistentry>
1002       <varlistentry>
1003         <term>
1004           <link linkend="xpause">xpause</link>
1005         </term>
1006         <listitem>
1007           <para>Suspend Scilab</para>
1008         </listitem>
1009       </varlistentry>
1010       <varlistentry>
1011         <term>
1012           <link linkend="show_window">show_window</link>
1013         </term>
1014         <listitem>
1015           <para>Raise the current graphics window</para>
1016         </listitem>
1017       </varlistentry>
1018       <varlistentry>
1019         <term>
1020           <link linkend="xdel">xdel</link>
1021         </term>
1022         <listitem>
1023           <para>Delete a graphics window</para>
1024         </listitem>
1025       </varlistentry>
1026       <varlistentry>
1027         <term>
1028           <link linkend="winsid">winsid</link>
1029         </term>
1030         <listitem>
1031           <para>Return the list of graphics windows</para>
1032         </listitem>
1033       </varlistentry>
1034       <varlistentry>
1035         <term>
1036           <link linkend="xname">xname</link>
1037         </term>
1038         <listitem>
1039           <para>Change the name of the current graphics window</para>
1040         </listitem>
1041       </varlistentry>
1042     </variablelist>
1043   </refsection>
1044   <refsection>
1045     <title>Mouse position</title>
1046     <variablelist>
1047       <varlistentry>
1048         <term>
1049           <link linkend="xclick">xclick</link>
1050         </term>
1051         <listitem>
1052           <para>Wait for a mouse click</para>
1053         </listitem>
1054       </varlistentry>
1055       <varlistentry>
1056         <term>
1057           <link linkend="locate">locate</link>
1058         </term>
1059         <listitem>
1060           <para>Mouse selection of a set of points</para>
1061         </listitem>
1062       </varlistentry>
1063       <varlistentry>
1064         <term>
1065           <link linkend="xgetmouse">xgetmouse</link>
1066         </term>
1067         <listitem>
1068           <para>Get the current position of the mouse</para>
1069         </listitem>
1070       </varlistentry>
1071     </variablelist>
1072   </refsection>
1073   <refsection>
1074     <title>Interactive editor</title>
1075     <variablelist>
1076       <varlistentry>
1077         <term>
1078           <link linkend="edit_curv">edit_curv</link>
1079         </term>
1080         <listitem>
1081           <para>Interactive graphics curve editor</para>
1082         </listitem>
1083       </varlistentry>
1084     </variablelist>
1085   </refsection>
1086   <refsection>
1087     <title>Graphics functions for automatic control</title>
1088     <variablelist>
1089       <varlistentry>
1090         <term>
1091           <link linkend="bode">bode</link>
1092         </term>
1093         <listitem>
1094           <para>Bode plot</para>
1095           <para>
1096             <emphasis role="bold">Example:</emphasis>
1097           </para>
1098           <para>
1099             <imagedata fileref="../images/bode.png"/>
1100           </para>
1101         </listitem>
1102       </varlistentry>
1103       <varlistentry>
1104         <term>
1105           <link linkend="gainplot">gainplot</link>
1106         </term>
1107         <listitem>
1108           <para>Magnitude plot</para>
1109           <para>
1110             <emphasis role="bold">Example:</emphasis>
1111           </para>
1112           <para>
1113             <imagedata fileref="../images/gainplot.png"/>
1114           </para>
1115         </listitem>
1116       </varlistentry>
1117       <varlistentry>
1118         <term>
1119           <link linkend="nyquist">nyquist</link>
1120         </term>
1121         <listitem>
1122           <para>Nyquist plot</para>
1123           <para>
1124             <emphasis role="bold">Example:</emphasis>
1125           </para>
1126           <para>
1127             <imagedata fileref="../images/nyquist.png"/>
1128           </para>
1129         </listitem>
1130       </varlistentry>
1131       <varlistentry>
1132         <term>
1133           <link linkend="m_circle">m_circle</link>
1134         </term>
1135         <listitem>
1136           <para>M-circle plot</para>
1137           <para>
1138             <emphasis role="bold">Example:</emphasis>
1139           </para>
1140           <para>
1141             <imagedata fileref="../images/m_circle.png"/>
1142           </para>
1143         </listitem>
1144       </varlistentry>
1145       <varlistentry>
1146         <term>
1147           <link linkend="chart">chart</link>
1148         </term>
1149         <listitem>
1150           <para>Nichols chart</para>
1151           <para>
1152             <emphasis role="bold">Example:</emphasis>
1153           </para>
1154           <para>
1155             <imagedata fileref="../images/chart.png"/>
1156           </para>
1157         </listitem>
1158       </varlistentry>
1159       <varlistentry>
1160         <term>
1161           <link linkend="black">black</link>
1162         </term>
1163         <listitem>
1164           <para>Black's diagram</para>
1165           <para>
1166             <emphasis role="bold">Example:</emphasis>
1167           </para>
1168           <para>
1169             <imagedata fileref="../images/black.png"/>
1170           </para>
1171         </listitem>
1172       </varlistentry>
1173       <varlistentry>
1174         <term>
1175           <link linkend="evans">evans</link>
1176         </term>
1177         <listitem>
1178           <para>Evans root locus</para>
1179           <para>
1180             <emphasis role="bold">Example:</emphasis>
1181           </para>
1182           <para>
1183             <imagedata fileref="../images/evans.png"/>
1184           </para>
1185         </listitem>
1186       </varlistentry>
1187       <varlistentry>
1188         <term>
1189           <link linkend="sgrid">sgrid</link>
1190         </term>
1191         <listitem>
1192           <para>s-plane grid lines</para>
1193           <para>
1194             <emphasis role="bold">Example:</emphasis>
1195           </para>
1196           <para>
1197             <imagedata fileref="../images/sgrid.png"/>
1198           </para>
1199         </listitem>
1200       </varlistentry>
1201       <varlistentry>
1202         <term>
1203           <link linkend="plzr">plzr</link>
1204         </term>
1205         <listitem>
1206           <para>pole-zero plot</para>
1207           <para>
1208             <emphasis role="bold">Example:</emphasis>
1209           </para>
1210           <para>
1211             <imagedata fileref="../images/plzr.png"/>
1212           </para>
1213         </listitem>
1214       </varlistentry>
1215       <varlistentry>
1216         <term>
1217           <link linkend="zgrid">zgrid</link>
1218         </term>
1219         <listitem>
1220           <para>zgrid plot</para>
1221           <para>
1222             <emphasis role="bold">Example:</emphasis>
1223           </para>
1224           <para>
1225             <imagedata fileref="../images/zgrid.png"/>
1226           </para>
1227         </listitem>
1228       </varlistentry>
1229     </variablelist>
1230   </refsection>
1231 </refentry>