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diff --git a/graphics/vcg/files/demo.csh b/graphics/vcg/files/demo.csh new file mode 100644 index 000000000000..443ea5a943e3 --- /dev/null +++ b/graphics/vcg/files/demo.csh @@ -0,0 +1,1453 @@ +#!/bin/csh +# +# SCCS-info %W% %E% +# $Id: demo.csh.tpl,v 1.9 1994/08/09 09:17:11 sander Exp sander $ +# +# ====================== Change area ============================ + +alias OUTP /bin/echo + +# ================== End of Change area ========================= + +OUTP "Configuring ..." + +set mvcgn = "../src/xvcg" + +if (! -x $mvcgn) then + set mvcgn = "`echo $BINDIR`xvcg" +endif +if (! -x $mvcgn) then + set mvcgn = "/usr/local/bin/xvcg" +endif +if (! -x $mvcgn) then + set mvcgn = "xvcg" +endif +if (! -x $mvcgn) then + OUTP "Sorry, I cannot find a " $mvcgn + exit 1 +endif + +OUTP "Vcg is" $mvcgn + +OUTP "" +loop: + OUTP "Please select the window system." + OUTP "If the VCG tool has problems with colors on " + OUTP "your display installation, please select a " + OUTP "monochromatic version even on a color screen." + OUTP "1 : X11 with colors 2 : Sunview with colors " + OUTP "3 : X11 monochromatic 4 : Sunview monochromatic" + set wsys = $< + switch ($wsys) + case 1: + alias MYVCG $mvcgn -geometry 700x700+20-20 + breaksw + case 2: + alias MYVCG $mvcgn + breaksw + case 3: + alias MYVCG $mvcgn -geometry 700x700+20-20 -nocolors + breaksw + case 4: + alias MYVCG $mvcgn -nocolors + breaksw + default: + OUTP "" + OUTP "*** invalid input ***" + goto loop + endsw + +set mycat = "/bin/cat" +set myrm = "/bin/rm" +set mysleep = "/bin/sleep" +set mysed = "/usr/bin/sed" +set mywc = "/usr/bin/wc" +set mygrep = "/usr/bin/fgrep" +set myclear = "/usr/bin/clear" + +alias CAT $mycat +alias RM $myrm +alias SLEEP $mysleep +alias SED $mysed +alias WCNT $mywc +alias GREP $mygrep +alias CLEAR $myclear + + +OUTP +OUTP "Cleanup ..." +OUTP "Test" > demoaaa.vcg +OUTP "Test" > animaaa.vcg +OUTP "Test" > rbtreeaaa.vcg +RM demo*.vcg anim*.vcg rbtree*.vcg + +OUTP "" +OUTP "Press Carriage Return key to start the demonstration ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +CLEAR +OUTP "DEMONSTRATION OF THE VCG TOOL" +OUTP "=============================" +OUTP "" +OUTP "Welcome to a tour around the VCG tool ..." +OUTP "" +OUTP "NOTE: you can leave the tour at any point by answering" +OUTP " QUIT (uppercase) on a request of input." + +OUTP "" +OUTP "In the following, we will show several visualizations" +OUTP "from different applications. Not all features of the " +OUTP "VCG tool can be demonstrated, but the important once." +OUTP "Some of the demonstrations are generated by the program" +OUTP "vcgdemomaker, others are from the directory expl, others" +OUTP "are animations." +OUTP "" +OUTP "To go from one demonstration to the next demonstration," +OUTP "you should finish the VCG tool by pressing the key q " +OUTP "or selecting the menu item Quit." +OUTP "The menu is shown when pressing the (left) mouse button" +OUTP "in the VCG window." +OUTP "Press Carriage Return key to continue ..." + +set f = $< +if ("$f" == "QUIT") goto finishup + +OUTP "The keyboard commands of the VCG tool are:" +OUTP "" +OUTP " q - quit the VCG tool" +OUTP " r - show or hide the ruler" +OUTP " f - load another file" +OUTP " g - reload the same file" +OUTP " l - display/hide labels of edges" +OUTP " 1..9 - hide/expose corresponding edge class" +OUTP " i or I or J - show info fields of nodes" +OUTP "" +OUTP "Press Carriage Return key to continue ..." +set f = $< +if ("$f" == "QUIT") goto finishup +OUTP "" +OUTP "Scrolling commands:" +OUTP "" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " o - go to the origin (0,0) " +OUTP " p - pick position with the mouse" +OUTP " P - enter position by co-ordinates" +OUTP " n - position such that a node is centered" +OUTP " e - follow an edge (center target/source)" +OUTP "" +OUTP "Scaling commands" +OUTP "" +OUTP " + or = - stretch " +OUTP " - or _ - shrink " +OUTP " 0 - (null) set scale factor to normal" +OUTP "" +OUTP "" +OUTP "Press Carriage Return key to start ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +CLEAR +OUTP "Example from the sociology: Theory of civilisation" +OUTP "--------------------------------------------------" +OUTP "This graph shows the dependencies between the " +OUTP "invention of wheels, the modern comunism and the " +OUTP "computer science, etc." +OUTP "The following graph is scaled by a factor 0.5 and" +OUTP "uses the layoutalgorithm MINBACKWARD (-D0)." +OUTP "Other possible layoutalgorithms are MINDEPTH, MAXDEPTH" +OUTP "and TREE (-D-, -D+ and -Dtree) and many more." +OUTP "" +./vcgcount < ../expl/civ.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/civ.vcg + +CLEAR +OUTP "Example: Color test" +OUTP "-------------------" +OUTP "This examples shows the default colors that are available." +OUTP "If your X11 installation has problems with colors, " +OUTP "use -nocolors. In this case, or if the display is " +OUTP "monochrom, you will not see the colors." +OUTP "" +./vcgcount < ../expl/colors.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/colors.vcg + +CLEAR +OUTP "Example: More Colors" +OUTP "--------------------" +OUTP "This examples show how to access to the color map." +OUTP "Up to 256 colors can be used at the same time." +OUTP "It is even possible to replace the default colors by" +OUTP "other red/green/blue values." +OUTP "" +./vcgcount < ../expl/morecol.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/morecol.vcg + + +CLEAR +OUTP "Example: Character set" +OUTP "----------------------" +OUTP "The VCG tool uses a fully scalable character set. This character" +OUTP "set is compatible to the ISO Latin 1 PostScript Encoding Vector" +OUTP "and contains the special national characters for the most" +OUTP "European and North American countrys." +OUTP "If the computer system does not support 8 Bit character codes," +OUTP "the special characters can be accessed by ISO code escapes." +OUTP "For instance, \\fi252 is the german umlaut ue." +OUTP "Next, we will see the character set." +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/charset.vcg + + +CLEAR +OUTP "Example: Form test" +OUTP "------------------" +OUTP "This examples shows the different forms of nodes and" +OUTP "edges that are available." +OUTP "Nodes can be stretched and shrinked individually," +OUTP "width, height, textmode and border can be set to " +OUTP "many values. Edges can be dashed or dotted, at " +OUTP "different sizes with different arrow sizes." +OUTP "" +./vcgcount < ../expl/forms.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/forms.vcg + +CLEAR +OUTP "Example: More forms" +OUTP "-------------------" +OUTP "This examples shows further forms of nodes and" +OUTP "edges that are available: boxes, ellipses, rhombs" +OUTP "and triangles." +OUTP "" +./vcgcount < ../expl/forms2.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/forms2.vcg + + +CLEAR +OUTP "Example: Ports and Arrow Modes" +OUTP "------------------------------" +OUTP "Edge arrows appear at the port of nodes. Port sharing" +OUTP "means that multiple edges may be adjacent to one port." +OUTP "This occurs, if the arrows of all these edges have the" +OUTP "same visual appearance (size, color, ...)." +OUTP "If we use port sharing, it is recommended to use only" +OUTP "a fixed set of rotated arrows. Otherwise, the port looks" +OUTP "like a thick spot since all arrows are differently rotated" +OUTP "and overlap. This is the arrow mode 'fixed'." +OUTP "If we don't use port sharing, arrows can be rotated individually." +OUTP "This is the arrow mode 'free'." +OUTP "" +OUTP "Next, we see four times the same graph. At the left examples," +OUTP "we use port sharing, but at the right examples, there is no" +OUTP "port sharing. At the upper examples, we use arrow mode fixed," +OUTP "and at the lower examples, we use arrow mode free." +OUTP "" +./vcgcount < ../expl/pshar1.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG windows at the left sides." +OUTP "Then, press q into the right VCG windows to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent ../expl/pshar1.vcg & +SLEEP 2 +MYVCG -silent ../expl/pshar3.vcg & +SLEEP 2 +MYVCG -silent ../expl/pshar2.vcg & +SLEEP 2 +MYVCG ../expl/pshar4.vcg +SLEEP 1 + + + +CLEAR +OUTP "Example: A diagram" +OUTP "------------------" +OUTP "This examples shows the influences of different computer" +OUTP "systems in the context of the development of the computer" +OUTP "Xerox Star (see Johnson, Roberts, e.a.: The Xerox Star," +OUTP "a Retrospective, IEEE Computer; 11-29, Sept. 1989)." +OUTP "We did some changes in the diagram in order to show the " +OUTP "possibilities of visualization, but not in order to " +OUTP "clarify information in the diagram." +OUTP "" +./vcgcount < ../expl/xerox.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/xerox.vcg + +CLEAR +OUTP "Example: A flow diagram" +OUTP "-----------------------" +OUTP "This examples shows a funny flow diagram about the actions" +OUTP "of a software maintainer if something does not work." +OUTP "The text is in german. If I tried to translate it, the gags" +OUTP "would probably disappear." +OUTP "One speciality here: the centers of the nodes are aligned onto" +OUTP "a raster by using the attributes xraster and yraster." +OUTP "Thus, we have many rectangular edges." +OUTP "" +./vcgcount < ../expl/softmain.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/softmain.vcg + + +CLEAR +OUTP "Example: Orthogonal layout" +OUTP "--------------------------" +OUTP "Flowcharts look much better if all edges consist of" +OUTP "orthogonal line segments. This is the orthogonal layout" +OUTP "or manhatten layout." +OUTP "For the manhatten layout, we use a special method to" +OUTP "place the nodes: the priority method with the straight" +OUTP "line detection. It is recommended to use these methods" +OUTP "when manhatten layout is switched on." +OUTP "" +OUTP "Next, we see the previous flow diagram at the left side" +OUTP "and the same diagram with manhatten layout at the right side." +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent ../expl/softmain.vcg & +SLEEP 2 +MYVCG ../expl/softmain2.vcg +SLEEP 1 + + +CLEAR +OUTP "Example: A control flow graph of a program" +OUTP "------------------------------------------" +OUTP "This example shows the control flow graph of a program." +OUTP "The decision branches are formed by rhombs and bent nearedges." +OUTP "Nearedges are horizontal edges that constain the two adjacent" +OUTP "nodes to be placed directly neighbored at the same level." +OUTP "Bent nearedges are edges that are bent at the label, and" +OUTP "the source node and the edge label form a near edge. This gives" +OUTP "the typical appearance of decision branches." +OUTP "" +./vcgcount < ../expl/cfg.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/cfg.vcg + + +CLEAR +OUTP "Example: Another control flow graph" +OUTP "-----------------------------------" +OUTP "The next example shows another control flow graph." +OUTP "Here, the bent nearedges are simulated by some nearedges and" +OUTP "auxiliary nodes. Again, we use manhatten layout with the" +OUTP "priority method and the straight line detection." +OUTP "" +./vcgcount < ../expl/flchrt.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/flchrt.vcg + + +CLEAR +OUTP "Example: Anchorpoint test" +OUTP "-------------------------" +OUTP "This example shows how to use anchorpoints." +OUTP "It is possible to anchor an edge at each labelline" +OUTP "of a node. Nodes representing structs look nice" +OUTP "in this mode. Note but this restricts of course" +OUTP "the usage of nearedges." +OUTP "If you select one of the submenus of the menu item" +OUTP "Node Information and then pick into the large node" +OUTP "you can see how to use background text." +OUTP "" +./vcgcount < ../expl/anchors.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/anchors.vcg + + +CLEAR +OUTP "Example: More anchorpoints" +OUTP "--------------------------" +OUTP "This example shows a list of C structs. It demonstrates" +OUTP "the usage of anchorpoints for visualized debugging" +OUTP "of data structures." +OUTP "" +./vcgcount < ../expl/structs.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/structs.vcg + +CLEAR +OUTP "Example: Level test" +OUTP "-------------------" +OUTP "This examples shows how to use level specifications." +OUTP "It is possible to give the nodes arbitrary levels" +OUTP "for instance to place a node artificially on the top" +OUTP "of the graph. Normally, the following would be layouted" +OUTP "as a tree with the root at level 0. But we have specified" +OUTP "which nodes are at level 0, 1 and 2, such that the root" +OUTP "is in the center." +OUTP "" +./vcgcount < ../expl/levels.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/levels.vcg + + +CLEAR +OUTP "Example: Horizantal layer sorting" +OUTP "---------------------------------" + +OUTP "The VCG tool reorders the nodes in the levels to avoid" +OUTP "crossings. But sometimes, the writer of a graph specification" +OUTP "knows a better order of the nodes into the levels." +OUTP "He can specify this by the attribute horizontal_order at" +OUTP "the nodes. If all nodes of a level have this attribute," +OUTP "the reordering of this level is suppressed." +OUTP "" +OUTP "Warning: this feature works only for connected graphs." +OUTP "Nonconnected parts are layouted separately, such that" +OUTP "the order of the nodes of a connected component is predictable", +OUTP "at a level, but not the order of all nodes at a level." +OUTP "Is is recommended to use this feature only together with" +OUTP "level specifications, or at trees, where it is clear at" +OUTP "which level a node apprears." +OUTP "" +OUTP "Next, we see a graph where we want to have the nodes" +OUTP "sorted at the levels in alphabethic order." +OUTP "Left, we see the original graph by the standard layout" +OUTP "algorithm. Here, the ordering at the levels is arbitrary." +OUTP "At the right side, we use the attribute horizontal_order" +OUTP "on the same graph to yield an alphabethic ordering at the" +OUTP "Levels." + +OUTP "" +./vcgcount < ../expl/hsort.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent ../expl/hunsort.vcg & +SLEEP 2 +MYVCG ../expl/hsort.vcg +SLEEP 1 + + +CLEAR +OUTP "Example: Unary tree of depth 100" +OUTP "--------------------------------" + +vcgdemomaker demo001.vcg -unarytree 100 + +OUTP "This graph is very simple. All edges have class 2." +OUTP "You can try to hide the edges, expose them or to" +OUTP "fold regions." +OUTP "" +./vcgcount < demo001.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo001.vcg + +CLEAR +OUTP "Example: Binary tree of depth 5" +OUTP "-------------------------------" + +vcgdemomaker demo002.vcg -binarytree 5 +CAT demo002.vcg | SED -e "s/xmax/shrink: 2 &/" > demo003.vcg + +OUTP "This graph is very simple. All edges have class 2." +OUTP "Ary-trees look very nice if we use a layout_downfactor." +OUTP "Here, we used layout_downfactor: 8." +OUTP "" +./vcgcount < demo003.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo003.vcg + +CLEAR +OUTP "Example: Binary tree of depth 5" +OUTP "-------------------------------" + +CAT demo003.vcg | SED -e "s/layout_downfactor: 8/layout_downfactor: 1/" > demo004.vcg + +OUTP "To compare with, we show the same binary tree with" +OUTP "layout_downfactor: 1." +OUTP "" +./vcgcount < demo004.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo004.vcg + + +CLEAR +OUTP "Example: Layout of trees" +OUTP "-------------------------" + +OUTP "Beside the normal layout algorithm, there is a specialized" +OUTP "algorithm TREE, that lays out trees even without specifying" +OUTP "a layout_downfactor." +OUTP "This specialized algorithm can be used for all graphs that" +OUTP "can be layouted like downward trees, i.e. their edges form" +OUTP "unshared branches." +OUTP "This specialized algorithm is often faster than then normal." +OUTP "algorithm with layout_downfactor." + +OUTP "Left, we see a syntax tree by the standard layout algorithm." +OUTP "At the right side, we see the same tree with the specialized" +OUTP "algorithm for trees." + +OUTP "" +./vcgcount < ../expl/tree1.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent ../expl/tree1.vcg & +SLEEP 2 +MYVCG ../expl/tree2.vcg +SLEEP 1 + + +CLEAR +OUTP "Example: More trees" +OUTP "-------------------" + +OUTP "Trees look very nice, if a special version of the manhatten" +OUTP "layout method is used: the single line manhatten layout." +OUTP "Here, all horizontal edge segments share the same" +OUTP "horizontal line. If the graph is not a tree, then this" +OUTP "will confuse the user, since it might be not anymore clear," +OUTP "which vertical lines are connected by the horizontal" +OUTP "line. But for trees, it looks nice." + +OUTP "We see the same syntax tree as before, but now, we use the" +OUTP "single line manhatten tree layout for the left graph." + +OUTP "" +./vcgcount < ../expl/tree2.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent -dtree -smanhatten ../expl/tree1.vcg & +SLEEP 2 +MYVCG ../expl/tree2.vcg +SLEEP 1 + + + + +CLEAR +OUTP "Example: Edge priorities" +OUTP "------------------------" + +OUTP "Sometimes, we have a graph consisting of two intermixed" +OUTP "graphs. Or we have one basic graph and additionally, we have" +OUTP "edges as annotations. In these cases, we want to recognize " +OUTP "the structure of the basic graph, but the structure is" +OUTP "interwoven with the additional edges. But the layout is based" +OUTP "on all edges, which may result in visualizations where " +OUTP "the structure of the basic graph is not recognizable anymore." +OUTP "" +OUTP "In this case, edge priority comes in. We give the edges of" +OUTP "the basic graph a higher priority. Then, the additional " +OUTP "annotation edges are neglected during the layout and are" +OUTP "drawn rather ugly, but the basic graph is visualized nicely." +OUTP "" +OUTP "Next, we will see a tree (thick edges) interwoven with some" +OUTP "additional edges. Left, we show this graph by the standard" +OUTP "layout algorithm, where the tree is not recognizable." +OUTP "At the right side, we use priorities, and then we will recognize" +OUTP "the tree structure." + +OUTP "" +./vcgcount < ../expl/annot1.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent ../expl/annot1.vcg & +SLEEP 2 +MYVCG -silent ../expl/annot2.vcg +SLEEP 1 + + +CLEAR +OUTP "Example: Fisheyes" +OUTP "-----------------" + +OUTP "Large graphs have normally the disadvantage that we either" +OUTP "see the whole graph but no details, because the graph is" +OUTP "shrinked very much, or we see some details at the point of" +OUTP "interest but lose the overview of the entire graph structure," +OUTP "because the window is too small. A good solution of this" +OUTP "conflict is the fisheye view that distorts the graph such" +OUTP "that the focus point is magnified while the remaining parts" +OUTP "of the graph are demagnified smoothly such that the whole" +OUTP "graph is visible." +OUTP "A fisheye view is a coordinate transformation and has" +OUTP "similiarities with the corresponding photo camera lenses." +OUTP "" +OUTP "Next, we will see a large graph. Left, we show the graph" +OUTP "by the standard view. Right, we see the same graph by the" +OUTP "cartesian fisheye view. The focus point can be selected" +OUTP "interactively by the operation Pick Position." + +OUTP "" +./vcgcount < ../expl/fishex3c.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent -ypos 170 ../expl/fishex3c.vcg & +SLEEP 2 +MYVCG -silent -xpos 518 -ypos 1790 -view cfish ../expl/fishex3b.vcg +SLEEP 1 + + +CLEAR +OUTP "Example: Cartesian fisheyes and polar fisheyes" +OUTP "----------------------------------------------" + +OUTP "Cartesian fisheyes transform the cartesian coordinate system" +OUTP "while polar fisheyes transform the polar coordinate system." +OUTP "A polar fisheye can be seen as a mapping of the space onto a" +OUTP "spheric ball. The polar fisheye does not preserve horizontal" +OUTP "and vertical lines, while the cartesian fisheye does." +OUTP "Note that fisheyes may introduce additional bendings of lines" +OUTP "and crossings that do not appear in the plane view." +OUTP "However, these effects are seldom and occur due to efficiency" +OUTP "reasons." +OUTP "" +OUTP "Next, we will see the same graph as before. Left, we show the" +OUTP "graph by the polar fisheye view. Right, we see the graph again" +OUTP "by the carthesian fisheye view." + +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent -xpos 518 -ypos 1790 -view pfish ../expl/fishex3a.vcg & +SLEEP 2 +MYVCG -silent -xpos 518 -ypos 1790 -view cfish ../expl/fishex3b.vcg +SLEEP 1 + + +CLEAR +OUTP "Example: Fisheyes with fixed radius" +OUTP "-----------------------------------" + +OUTP "If not the whole graph but only a fixed area around the focus" +OUTP "point is of interest, we use the fisheyes with fixed radius." +OUTP "Then, not the whole graph is visible but only the region around" +OUTP "the focus point." +OUTP "While for normal (self adaptable) fisheyes, the location of the" +OUTP "focus point moves in the window relatively to its movement in" +OUTP "the graph, the focus point of the fisheyes with fixed radius is" +OUTP "always centered in the window." +OUTP "" +OUTP "Next, we will see a graph with fisheyes of fixed radius. Left," +OUTP "we show the graph by the cartesian fisheye view. Right, we see" +OUTP "the graph again by the polar fisheye view." + +OUTP "" +./vcgcount < ../expl/fishex2a.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After visualization of this, first, press q into" +OUTP "the VCG window at the left side." +OUTP "Then, press q into the right VCG window to go to " +OUTP "the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -silent -xpos 2300 -ypos 253 -view fcfish ../expl/fishex2a.vcg & +SLEEP 2 +MYVCG -silent -xpos 2300 -ypos 253 -view fpfish ../expl/fishex2b.vcg +SLEEP 1 + + +CLEAR +OUTP "Example: Another diagram" +OUTP "-------------------------" + +OUTP "This diagram (Gansner, Koutsofios, e.a.: A Technique" +OUTP "for Drawing Graphs; IEEE Trans. Soft. Eng. 19, 3, March 93)" +OUTP "shows the dependencies of different shells." +OUTP "Here we see a combination of features of the VCG tool." +OUTP "First, the graph is made connected by 3 invisible edges." +OUTP "The priority of these edges is set to zero such that" +OUTP "they do not influence the layout too much. As contrast," +OUTP "the layout_downfactor and layout_upfactor is set to 100." +OUTP "The attribute level is used to set the nodes at the" +OUTP "appropriate time axis. The attribute horizontal_order" +OUTP "is used to get the time axis at the left side of the" +OUTP "graph. Further, we have used splines for the edges." + +OUTP "" +./vcgcount < ../expl/shells.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/shells.vcg + + +CLEAR +OUTP "Example: Ternary tree of depth 7" +OUTP "---------------------------------" +OUTP "Wait half a minute ..." + +vcgdemomaker demo005.vcg -ternarytree 7 +CAT demo005.vcg | SED -e "s/xmax/shrink: 2 &/" > demo006.vcg + +OUTP "Now a first torture test. This graph is a ternary tree" +OUTP "with about 3000 nodes and 3000 edges." +OUTP "We use the normal algorithm with downfactor: 8." +OUTP "We need about 20 seconds (on a Sparc ELC) to layout it." +OUTP "WARNING: the visualization may fail on small computers" +OUTP " because of memory exhausted." +OUTP "" +./vcgcount < demo006.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo006.vcg + + +CLEAR +OUTP "Example: Two level cross graph" +OUTP "------------------------------" + +vcgdemomaker demo007.vcg -twolevelcross 1000 + +OUTP "This is a torture test for bary centering." +OUTP "This graph is specified in an ugly format with a lot" +OUTP "of unnecessary crossings. The tool removes these " +OUTP "crossings." +OUTP "" +./vcgcount < demo007.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo007.vcg + +CLEAR +OUTP "Example: Nearedge test" +OUTP "----------------------" + +vcgdemomaker demo008.vcg -leveltree 4 +CAT demo008.vcg | SED -e "s/xmax/shrink: 4 &/" > demo009.vcg + +OUTP "This is a torture test for near edge layout." +OUTP "This tree is has a lot of near edges, i.e. " +OUTP "edges between nodes at the same level." +OUTP "The nodes of a near edge should be neighboured." +OUTP "" +./vcgcount < demo009.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo009.vcg + +CLEAR +OUTP "Example: Complete graphs" +OUTP "------------------------" + +vcgdemomaker demo010.vcg -allconnect 5 + +OUTP "The complete graph has edges between all nodes." +OUTP "If we have n nodes, then we have about n*n/2 edges." +OUTP "Here we test the speed of the VCG tool, because " +OUTP "such graphs are very difficult to layout." +OUTP "An complete graph of 5 nodes is layouted very fast." +OUTP "" +./vcgcount < demo010.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo010.vcg + +CLEAR +OUTP "Example: Complete graphs" +OUTP "------------------------" + +vcgdemomaker demo011.vcg -allconnect 10 +CAT demo011.vcg | SED -e "s/xmax/shrink: 10 stretch: 7 &/" > demo012.vcg + +OUTP "An complete graph of 10 nodes needs a few seconds." +OUTP "" +./vcgcount < demo012.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo012.vcg + +CLEAR +OUTP "Example: Complete graphs" +OUTP "------------------------" + +vcgdemomaker demo013.vcg -allconnect 20 +CAT demo013.vcg | SED -e "s/xmax/shrink: 100 stretch: 32 &/" > demo014.vcg + +OUTP "An complete graph of 20 nodes needs about 25 seconds" +OUTP "on a Sparc ELC." +OUTP "" +./vcgcount < demo014.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo014.vcg + +CLEAR +OUTP "Example: Complete graphs" +OUTP "------------------------" + +vcgdemomaker demo015.vcg -allconnect 30 +CAT demo015.vcg | SED -e "s/xmax/shrink: 10 stretch: 2 &/" > demo016.vcg + +OUTP "An complete graph of 30 nodes needs about 110 seconds" +OUTP "on a Sparc ELC." +OUTP "" +./vcgcount < demo016.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG demo016.vcg + +CLEAR +OUTP "Example: Complete graphs" +OUTP "------------------------" + +OUTP "If we have such complex graphs, it is often not necessary" +OUTP "to have a nice layout, because the graphs are to large " +OUTP "to see all details at the same time." +OUTP "In this case, we set the fast flag (option -f) that reduces" +OUTP "the number of iterations of various layout steps." +OUTP "Next, we see the same complete graph of 30 nodes as before, however" +OUTP "now the fast flag is set." +OUTP "Then, we need only 15 seconds (compared to 100 seconds before)," +OUTP "but the layout is very ugly." + +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG -f demo016.vcg + + +CLEAR +OUTP "Example: Intermediate representation of a compiler (HIR)" +OUTP "--------------------------------------------------------" + +OUTP "The next example comes from the REAL WORLD." +OUTP "It shows the High Intermediate Representation (HIR)" +OUTP "of a CLaX program. It is a syntax tree annotated by" +OUTP "types." +OUTP "You see the procedure declarations. The main module is" +OUTP "actually folded (see the green triangle)." +OUTP "If you select the menu point Hide edges, you will recognize" +OUTP "that the edge classes are named in this example." +OUTP "We use the layout algorithm TREE." +OUTP "" +./vcgcount < ../expl/tstree.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "We need a few seconds to visualize this. Please wait." +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/tstree.vcg + +CLEAR +OUTP "Example: Intermediate representation of a compiler (CCMIR)" +OUTP "----------------------------------------------------------" + +OUTP "The next example again comes from the REAL WORLD." +OUTP "It shows the Common Compare Medium Intermediate" +OUTP "Representation (CCMIR) of a very simple C program." +OUTP "This graph was generated by the ACE C frontend and a trivial" +OUTP "additional visualization engine. The edge classes 1-5" +OUTP "are hidden, otherwise the layout would be to ugly." +OUTP "They can be exposed by menu selections." +OUTP "" +./vcgcount < ../expl/ccmir.vcg +OUTP "" +OUTP "Remind: most important keybord commands of vcg" +OUTP " q - quit the VCG tool" +OUTP " a " +OUTP " d c (arrow keys) - scroll to the left/right/up/down" +OUTP " b " +OUTP " + - stretch " +OUTP " - - shrink " +OUTP "" +OUTP "After the visualization of this, press q into " +OUTP "the VCG window to go to the next demonstration." + +OUTP "Press Carriage Return key to start visualization ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +MYVCG ../expl/ccmir.vcg + + +CLEAR +OUTP "Example: Animation demo 1 (communication by touching)" +OUTP "-----------------------------------------------------" +OUTP "We show a small animation that demonstrate the " +OUTP "communication between the VCG tool and a controller " +OUTP "program called animation3." +OUTP "The controller program sends signals to the VCG tool." +OUTP "The VCG tool indicates the completion of vizualization" +OUTP "by touching its input file." +OUTP "This demonstration shows a sequence of insertions into" +OUTP "a red black tree. We see rotations that rebalance the tree." +OUTP "IMPORTANT: Do not quit the VCG tool. Do not give any " +OUTP " input (keypress, menu selection) to the VCG tool." +OUTP " Wait ! The animation is finished automatically." + +OUTP "" +OUTP "Press Carriage Return key to start the animation ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +animation3 + +OUTP "Ready ! Press Carriage Return key to continue ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +CLEAR +OUTP "Example: Animation demo 2 (communication by signals)" +OUTP "----------------------------------------------------" +OUTP "We show another small animation that demonstrate the " +OUTP "communication between the VCG tool and a controller " +OUTP "program called animation1." +OUTP "The controller program sends signals to the VCG tool." +OUTP "The VCG tool indicates the completion of vizualization" +OUTP "by sending a signal back to the controlling program." +OUTP "IMPORTANT: Do not quit the VCG tool. Do not give any " +OUTP " input (keypress, menu selection) to the VCG tool." +OUTP " Wait ! The animation is finished automatically." + +OUTP "" +OUTP "Press Carriage Return key to start the animation ..." +set f = $< +if ("$f" == "QUIT") goto finishup + +animation2 + +OUTP "Ready ! Press Carriage Return key to finish the demonstration." + + +finishup: +CLEAR +OUTP "This was the demonstration of the vcg tool" + +OUTP "" +loopa: + OUTP "Should the directory be cleaned ?" + OUTP "1 : yes 0 : no " + OUTP "y : yes n : no " + set wsys = $< + switch ($wsys) + case y: + case 1: + OUTP "Cleanup ..." + OUTP "Test" > demoaaa.vcg + OUTP "Test" > animaaa.vcg + OUTP "Test" > rbtreeaaa.vcg + RM demo*.vcg anim*.vcg rbtree*.vcg + breaksw + case n: + case 0: + breaksw + default: + OUTP "" + OUTP "*** invalid input ***" + goto loopa + endsw +OUTP "Goodbye ..." + |