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<TITLE>SVG Examples: Circuit_macros Version XXX</TITLE>
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content='Circuit elements, basic circuits, logic circuits and other diagrams,
electric circuits, resistor, capacitor, inductor, diode, sources, amplifier,
integrator, fuse, switch, antenna, opamp, transformer, relay, contact, jack,
plug, FET, UJT, thyristor, bipolar transistor, nport, windings, timer,
optical isolator, rectifier, bistable, oscillator, CMOS, MOSFET, power supply,
NAND gate, controlled source, synchronous machine, digital circuit, signal-flow
graph, latch, decoder, flipflop, full adder, logic diagram, crossbar switch,
dimensioning, control system, graph, RGB colors, recursion, binary tree,
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<!-- m4 macros: ------------------------------------------------------------
define(`ifinstr',`ifelse(`$2',,`$1',index(`$1',`$2'),-1,
 `ifinstr(shift(shift(shift($@))))',`$3')')
define(`m4inx',`define(`m4x',ifdef(`m4x',`incr(m4x)',1))m4x')

define(`m4tt',`<g style="font-family:monospace">')

                            dnl cfig( svg filename, [textfile], [y], [OBJECT] )
define(`cfig',`
<p>
                            dnl The object type is needed for the overlay
                            dnl example
ifelse(`$4',OBJECT,
`<object data="$1.svg" type="image/svg+xml" class="img"></object>',
`<IMG SRC="$1.svg">')
                            dnl
ifelse(`$2',,,`<br><br>
Fig. m4inx (<a
 href="$1.txt" TYPE="text/plain" TARGET="_blank" alt="$1">$1.m4</a>):
`$2' changecom(,)&`#'8194;changecom(`#')')
</p>
ifinstr(`$3',y,,`<hr>')')

--------------------------------------------------------------------- -->

<BODY>
<table cellpadding="0" cellspacing="0"
 width="700px" border="0" align="center" ><tr><td>

<H2>SVG Circuit_macros examples, Version XXX</H2>

<A HREF="../../index.html">Home</A>
&#62;
<A HREF="examples.html">Examples</A>
&#62;
<A HREF="examplesDPV.html">dpv</A>

<hr>

<p>
  This file shows diagrams in .svg format produced without the use of
  LaTeX or equivalent.
<!--
  <A HREF="examples.html">png</A>
  versions are also available.
  The PDF equivalent can be found in examples.pdf of the distribution.
</p>

<p>
-->
The diagrams have been adapted from the Circuit_macros
examples in order to test the svg output of dpic.  Generating svg line
art is straightforward but formatting text is not because TeX, LaTeX,
and related word processors do not produce svg directly. Either
less-sophisticated text formatting must be employed for svg or an
  <A HREF="https://en.wikibooks.org/wiki/LaTeX/Export_To_Other_Formats">
   intermediate format</A>
such as pdf can be
produced, followed by an additional processing step to convert to svg.
Two possibilities for the latter are
  <A HREF="https://www.ctan.org/pkg/dvisvgm">dvisvgm</A>
and
  <A HREF="https://github.com/dawbarton/pdf2svg">pdf2svg</A>.
However, many circuit and similar diagrams intended for the web do not
require sophisticated labels; the examples shown below might
be representative.
</p>
<p>
  Click on the link to view the source of each diagram.
</p>
<hr>
<p>
There are other issues:
<ul>
  <li> The default font face is not specified in all of these diagrams but is
   inherited from the enclosing document, so the appearance of labels can
   differ depending on the browser.  Some of these diagrams set the font at
   the beginning of the diagram source.
  <!-- <li> The &lt;svg tag may require modification
   from the default used for this test. -->  
   <!-- Dpic might be modified to
   allow the generation of custom headers but that has not been done. -->
  <li> Diagrams such as these contain text labels
   that have to be treated differently from the LaTeX-compatible versions;
   for example,
   apparently there is no direct way to know the bounding box of arbitrary svg
   text.
   <!-- text, as discussed
   <a href="http://www.aditus.nu/jpgraph/jpg_svg.php" TARGET="_blank">here,</a>
   for example. -->
   Consequently, text placement is approximate and may require
   manual adjustment.
  <li> Rather than patch the original source files for svg production,
   edited copies have been used.  The configuration file svg.m4 read by
   m4 prior to libcct.m4 contains the following macros defined for svg.
   Others could be defined to exercise some of the media capabilties
   of svg.  They are subject to change:
  <ul>
    <li>
      m4tt`'svg_font(</g>font-face,nominal size[:dptextratio],textoffset,
         dpic commands`'m4tt)</g>:
         Change font face, size, textratio and dpic textoffset parameters.
         Change font face and dpic m4tt`'textht</g>, m4tt`'dptextratio</g>,
         and m4tt`'textoffset</g> parameters.
         If arg4 is blank, the font is changed and
         requires m4tt`'command "&lt;/g&gt;"</g> to cancel the font change.
         <br>
         Note:
         Nominal height = text height in drawing units; actual height =
         nominal ht x m4tt`'dptextratio</g>.
         <br>
         Examples: <br>
         m4tt`'svg_font(Times)</g><br>
         m4tt`'svg_font(Times,14bp__)</g><br>
         m4tt`'svg_font(sans-serif,14bp__:0.71)</g><br>
         m4tt`'svg_font(Times,11bp__,1bp__,"text" at A)</g><br>
         m4tt`'svg_font(font-family="Times")</g><br>
         m4tt`'svg_font(font-family="Times" font-style="italic")</g><br>
         m4tt`'svg_font(style="font-family:Times; font-style:italic")</g>
    <li>m4tt svgfontratio(</g>font name`'m4tt)</g>;
         Reasonable m4tt`'dptextratio</g> value for common fonts, used
         by m4tt`'svg_font</g>.
    <li>m4tt svg_tspan(</g>text attributes, text`'m4tt)</g>;
      e.g. m4tt`'svg_tspan(font-style="italic" font-size="75%",XYZ)</g>
    <li>m4tt svg_it(</g>text`'m4tt)</g>: for italics
    <li>m4tt svg_tt(</g>text`'m4tt)</g>: for monospace (courier)
    <li>m4tt svg_sf(</g>text`'m4tt)</g>: sans-serif (Helvetica)
    <li>m4tt svg_norm(</g>text`'m4tt)</g>: for normal text
    <li>m4tt svg_bf(</g>text`'m4tt)</g>: for bold face
    <li>m4tt svg_small(</g>text, percent`'m4tt)</g>:
        to set a smaller text size, default 66
    <li>m4tt svg_fsize(</g>text, percent`'m4tt)</g>:
        for setting larger or smaller text size, default 100
    <li>m4tt svg_sub(</g>text, size percent, y displ, x displ`'m4tt)</g>:
        subscript
    <li>m4tt svg_ul(</g>text`'m4tt)</g>: underlined text
    <li>m4tt svg_ol(</g>text`'m4tt)</g>: overlined text
    <li>m4tt svg_sup(</g>text, size percent, y displ, x displ`'m4tt)</g>:
        superscript
    <li>m4tt svg_hat(</g>character`'m4tt)</g>: circumflex-accented character
    <li>m4tt svg_frac(</g>numerator[:wid], denominator[:wid]`'m4tt)</g>:
        basic fraction, wid in drawing units
    <li>m4tt svg_rot(</g>degrees, "text" [at position]`'m4tt)</g>:
        Rotate text degrees (default 90) ccw.
        Requires m4tt`'svg_rot_init(</g>filename`'m4tt)</g> and the source
        must be processed twice.
    <li>m4tt svg_rot_init(</g>filename`'m4tt)</g>:
        filename is the basename of the output of
        m4tt`'dpic -v filename.pic > filename.svg`'m4tt
    <li>m4tt svg_symbol(</g>text`'m4tt)</g>: allow quoted pound sign in text,
          e.g., m4tt`'svg_symbol(10&&#96;&#35;&#39;176;)</g> produces 10&#176;
    <li>m4tt svgLink(</g>URL, drawing object, m4tt[B])</g>:
      link to external file using
      &lt;a xlink:href=...&gt;...&lt;/a&gt; (default is
      m4tt`'target="_blank"</g> unless
      arg 3 = B)
    <li>m4tt svgLinkString</g> as above but for strings attached to objects
    <li> Greek and other symbols:

<!--
  Reference:
  https://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references
  and
  https://www.toptal.com/designers/htmlarrows/math/
  -->
<table cellpadding="2" cellspacing="0" width="75%" >
<tr>
<td width="10%"> m4tt svg_alpha</g> <td align="left"> changecom(,)&`#'945;changecom(`#')
<td width="10%"> m4tt svg_beta</g> <td align="left"> changecom(,)&`#'946;changecom(`#')
<td width="10%"> m4tt svg_Gamma</g> <td align="left"> changecom(,)&`#'915;changecom(`#')
<td width="10%"> m4tt svg_gamma</g> <td align="left"> changecom(,)&`#'947;changecom(`#')
<td width="10%"> m4tt svg_Delta</g> <td align="left"> changecom(,)&`#'916;changecom(`#')
<td width="10%"> m4tt svg_delta</g> <td align="left"> changecom(,)&`#'948;changecom(`#')
<td width="10%"> m4tt svg_epsilon</g> <td align="left"> changecom(,)&`#'949;changecom(`#')
<td width="10%"> m4tt svg_zeta</g> <td align="left"> changecom(,)&`#'950;changecom(`#')
</tr>
<tr>
<td width="10%"> m4tt svg_eta</g> <td align="left"> changecom(,)&`#'951;changecom(`#')
<td width="10%"> m4tt svg_Theta</g> <td align="left"> changecom(,)&`#'920;changecom(`#')
<td width="10%"> m4tt svg_theta</g> <td align="left"> changecom(,)&`#'952;changecom(`#')
<td width="10%"> m4tt svg_iota</g> <td align="left"> changecom(,)&`#'953;changecom(`#')
<td width="10%"> m4tt svg_kappa</g> <td align="left"> changecom(,)&`#'954;changecom(`#')
<td width="10%"> m4tt svg_Lambda</g> <td align="left"> changecom(,)&`#'923;changecom(`#')
<td width="10%"> m4tt svg_lambda</g> <td align="left"> changecom(,)&`#'955;changecom(`#')
<td width="10%"> m4tt svg_mu</g> <td align="left"> changecom(,)&`#'956;changecom(`#')
</tr>
<tr>
<td width="10%"> m4tt svg_nu</g> <td align="left"> changecom(,)&`#'957;changecom(`#')
<td width="10%"> m4tt svg_Xi</g> <td align="left"> changecom(,)&`#'926;changecom(`#')
<td width="10%"> m4tt svg_xi</g> <td align="left"> changecom(,)&`#'958;changecom(`#')
<td width="10%"> m4tt svg_Pi</g> <td align="left"> changecom(,)&`#'928;changecom(`#')
<td width="10%"> m4tt svg_pi</g> <td align="left"> changecom(,)&`#'960;changecom(`#')
<td width="10%"> m4tt svg_rho</g> <td align="left"> changecom(,)&`#'961;changecom(`#')
<td width="10%"> m4tt svg_Sigma</g> <td align="left"> changecom(,)&`#'931;changecom(`#')
<td width="10%"> m4tt svg_sigma</g> <td align="left"> changecom(,)&`#'963;changecom(`#')
</tr>
<tr>
<td width="10%"> m4tt svg_tau</g> <td align="left"> changecom(,)&`#'964;changecom(`#')
<td width="10%"> m4tt svg_upsilon</g> <td align="left"> changecom(,)&`#'965;changecom(`#')
<td width="10%"> m4tt svg_Phi</g> <td align="left"> changecom(,)&`#'934;changecom(`#')
<td width="10%"> m4tt svg_phi</g> <td align="left"> changecom(,)&`#'966;changecom(`#')
<td width="10%"> m4tt svg_chi</g> <td align="left"> changecom(,)&`#'967;changecom(`#')
<td width="10%"> m4tt svg_Psi</g> <td align="left"> changecom(,)&`#'936;changecom(`#')
<td width="10%"> m4tt svg_psi</g> <td align="left"> changecom(,)&`#'968;changecom(`#')
<td width="10%"> m4tt svg_Omega</g> <td align="left"> changecom(,)&`#'937;changecom(`#')
</tr>
<tr>
<td width="10%"> m4tt svg_omega</g> <td align="left"> changecom(,)&`#'969;changecom(`#')
<td width="10%"> m4tt svg_micro</g> <td align="left"> changecom(,)&`#'956;changecom(`#')
<td width="10%"> m4tt svg_ohm</g> <td align="left"> changecom(,)&`#'937;changecom(`#')
<td width="10%"> m4tt svg_lt</g> <td align="left"> changecom(,)&`#'60;changecom(`#')
<td width="10%"> m4tt svg_gt</g> <td align="left"> changecom(,)&`#'62;changecom(`#')
<td width="10%"> m4tt svg_leq</g> <td align="left"> changecom(,)&`#'8804;changecom(`#')
<td width="10%"> m4tt svg_geq</g> <td align="left"> changecom(,)&`#'8805;changecom(`#')
<td width="10%"> m4tt svg_prime</g> <td align="left"> changecom(,)&`#'8242;changecom(`#')
</tr>
<tr>
<td width="10%"> m4tt svg_backsl</g> <td align="left"> changecom(,)&`#'92;changecom(`#')
<td width="10%"> m4tt svg_pound</g> <td align="left"> changecom(,)&`#'35;changecom(`#')
<td width="10%"> m4tt svg_comma</g> <td align="left"> changecom(,)&`#'44;changecom(`#')
<td width="10%"> m4tt svg_lparen</g> <td align="left"> changecom(,)&`#'40;changecom(`#')
<td width="10%"> m4tt svg_rparen</g> <td align="left"> changecom(,)&`#'41;changecom(`#')
<td width="10%"> m4tt svg_circ</g> <td align="left"> changecom(,)&`#'710;changecom(`#')
<td width="10%"> m4tt svg_deg</g> <td align="left"> changecom(,)&`#'176;changecom(`#')
<td width="10%"> m4tt svg_grave</g> <td align="left"> changecom(,)&`#'96;changecom(`#')
</tr>
</table>
<table cellpadding="2" cellspacing="0" width="75%" >
<tr>
<td width="8%"> m4tt svg_emsp</g> <td width="50px" align="left"> |changecom(,)&`#'8195;changecom(`#')|
<td width="8%"> m4tt svg_ensp</g> <td width="50px" align="left"> |changecom(,)&`#'8194;changecom(`#')|
<td width="8%"> m4tt svg_thinsp</g> <td width="50px" align="left"> |changecom(,)&`#'8201;changecom(`#')|
</tr>
</table>

  </ul>
  <li> Inkscape: It may be efficient to define elements by macro and to
    place them using a wysiwyg graphics editor.  A draft page intended
    for Inkscape is included.  A reasonable variety of elements is defined
    but many more could be added and they should be customized for
    particular applications.  Adjustments may also have to be made to
    obtain the proper snap-to actions.
  <li> Link experiments: Click on the resistor or source of quickDPV
    to go to external
   files in new windows.  Click on "n-port" in NportDPV to replace the diagram
   and then "back" to return.
  <li> Some of the assumptions used to create this draft may be
   na&`#'239;ve.
   Comments are welcome.
</ul>

<!--
<embed pluginspage="http://www.adobe.com/svg/viewer/install/" />
-->

<hr>

<table>
<tr>
<td width="50%">
<p>
<IMG SRC="quickDPV.svg">
<br><br>
Fig. m4inx (<a href="quickDPV.txt" TYPE="text/plain" TARGET="_blank"
   alt="quickDPV">quickDPV.m4</a>):
SVG produced by dpic changecom(,)&`#'8194;changecom(`#')
</p>
</td>
<td>
<p>
<IMG SRC="quick.svg">
<br><br>
(<a href="quick.txt" TYPE="text/plain" TARGET="_blank"
   alt="quick">quick.m4</a>):
SVG produced from quick.pdf by dvisvgm changecom(,)&`#'8194;changecom(`#')
</p>
</td>
</table>

<hr>

cfig(ResistorsDPV,
  Resistors`,' showing some variations and the ebox)

cfig(CapacitorsDPV,
  Capacitors)

cfig(InductorsDPV,
  Inductors)

cfig(DiodesDPV,
  Diodes: appending a m4tt`'K</g> to the second argument draws an open
 arrowhead)

cfig(EmarrowsDPV,
  Radiation arrows)

cfig(VariableDPV,
  Arrows and marks for showing variability)

cfig(SourcesDPV,
  Sources and source-like elements)

cfig(AmpTableDPV,
  Macros m4tt`'amp`,' delay</g>`,' and m4tt`'integrator</g>)

cfig(FusesDPV,
  Macros m4tt`'fuse</g> and m4tt`'cbreaker</g>)

cfig(ArrestersDPV,
  The m4tt`'arrester</g> macro)

cfig(MoreTableDPV,
  Additional two-terminal elements)

cfig(GroundsDPV,
  Ground symbols)

cfig(SwitchesDPV,
  The switch macros; m4tt`'switch(`,'`,'`,'L|B|D,attribs)</g>
    is a wrapper for m4tt`'lswitch</g>`,' m4tt`'bswitch</g>`,'
    and m4tt`'dswitch</g>)

cfig(AntennasDPV,
  Antenna symbols)

cfig(OpampDPV,
  The opamp)

cfig(AudioDPV,
  Audio elements)

cfig(XformDPV,
  Some variations of the transformer element`,' drawing direction down)

cfig(NPDTDPV,
  Double throw with the m4tt`'NPDT</g> macro)

cfig(ContactDPV,
  A non-exhaustive sampling of m4tt`'contact</g> macro variations)

cfig(ContactsDPV,
  The m4tt`'contacts</g> macro)

cfig(relaycoilDPV,
  The m4tt`'relaycoil</g> macro)

cfig(RelayDPV,
  Some variants of m4tt`'relay</g>)

cfig(JackDPV,
  The m4tt`'jack</g> and m4tt`'plug</g> macros)

cfig(ConnDPV,
  The m4tt`'tstrip`,' ccoax`,' tconn</g>`,' and m4tt`'tbox</g> macros)

cfig(PconnDPV,
  The m4tt`'pconnex</g> macro)

cfig(EVplugsDPV,
  Electric vehicle charging plug patterns make extensive
      use of key=value pairs to set options)

cfig(HeadersDPV,
  The m4tt`'Header</g> macro)

cfig(ConnectorsDPV,
  Some integrated circuits and connectors with simple geometry
  and lists of labels)

cfig(ChipsDPV,
  IC outlines)

cfig(fetDPV,
  FETs`,' showing programmable components and example customizations)

cfig(ujtDPV,
  UJT examples)

cfig(thyristorDPV,
  Thyristor examples. The thyristor is a 3- or 4-terminal
    composite element)

cfig(BipDPV,
  Bipolar transistors (drawing direction: up))

cfig(TgateDPV,
  The m4tt`'tgate</g> and m4tt`'ptrans</g> elements)

cfig(NportDPV,
  The m4tt`'nport</g> and m4tt`'nterm</g> macros)

cfig(NLGDPV,
  Some customizations of m4tt`'nport</g>)

cfig(WindingsDPV,
  The macro
       m4tt`'winding(L|R`,'diam`,'pitch`,'turns`,'core wid`,'core color)</g>)

cfig(ex01DPV,
  Two simple labeled circuits)

cfig(ex02DPV,
  Elements at obtuse angles)

cfig(OptoisoDPV,
  Optical isolator: a circuit with right or left orientation)

cfig(MixerDPV,
  A balanced mixer`,' using m4tt`'mosfet</g> and a custom transformer)

cfig(PushPullDPV,
  A push-pull mixer`,' showing FETs with multiple gates)

cfig(QuantumDPV,
  A quantum circuit)

cfig(SQUIDDPV,
  Superconducting quantum interface device (drawing direction down))

cfig(SixpoleDPV,
  A six-pole filter)

cfig(ex18DPV,
  Precision half-wave rectifier and a tunnel diode circuit
     (illustrating m4tt`'opamp`,' diode`,' resistor`,' ground`,'</g>
     and labels))

cfig(ex10DPV,
  Non-planar graph and bistable circuit
     (illustrating the m4tt`'crossover</g> macro and colored elements))

cfig(ThreeDPV,
  Three-phase oscillator)

cfig(MCDPV,
  A three-phase switched AC-AC converter and a DC-DC converter)

cfig(ex17DPV,
  A repetitive network created by Pic looping and
      a skewed circuit used to test the macro m4tt`'parallel_</g>)

cfig(ex12DPV,
   A CMOS NAND gate`,' a test circuit`,' and an XMOSFET example)

cfig(pwrsupplyDPV,
  An elementary power supply circuit with colored elements`,'
      and a multiple-winding transformer with 3-phase rectifier)

cfig(TTLnandDPV,
   TTL NAND gate illustrating a transistor with multiple emitters)

cfig(I2LDPV,
   Gate circuit and equivalent embedded components
      illustrating multiple collectors)

cfig(SchottkyDPV,
   A 4-input NAND circuit illustrating the m4tt`'S</g> (Schottky)
       option of m4tt`'bi_trans</g>)

cfig(ex11DPV,
  Transistor radio audio chain)

cfig(ex04DPV,
  Labels on non-manhattan elements)

cfig(CsourceDPV,
  Realization of a controlled source
        (illustrating stacked element labels))

cfig(DriveDPV,
  Synchronous machine driven by variable-speed drive and rectifier)

cfig(ex16DPV,
  A rate 1/2 binary convolutional coder and its state diagram)

cfig(ex03DPV,
  Digital filter)

cfig(MotorControlDPV,
  Motor control connections)

cfig(RectifiersDPV,
  Rectifier circuits and waveforms)

cfig(HeathkitDPV,
  The power supply of a Heathkit AR-15 (Now`,' <i>that</i>
      was a receiver!) with custom transformer and other elements`,'
      drawn on a grid (partially shown) to aid in placement)

cfig(lcctDPV,
  A digital circuit of moderate size`,'
      redrawn from M. P. Maclenan and G. M. Burns`,'
      "An Approach to Drawing Circuit Diagrams for Text Books`,'"
      Tugboat (12)1`,' March 1991`,' pp. 66-69)

cfig(TubediagsDPV,
  Electron-tube diagrams: a few bottom-view base diagrams`,'
      a generic triode test circuit`,' and a 25-watt audio amplifier adapted
      from F. Langford-Smith`,' <i>Radiotron Designers Handbook</i>`,' fourth
      edition`,' Harrison`,' NJ: Radio Corporation of America`,' 1952)

cfig(UNODPV,
  An Arduino UNO circuit adapted and redrawn)

cfig(sfgDPV,
  Signal-flow graphs)

cfig(LogicDPV,
  Basic logic gates)

cfig(ex08DPV,
  General-purpose latch: a small logic circuit)

cfig(DecoderDPV,
  Decoder logic`,' constructed using the m4tt`'for_</g> macro)

cfig(ex21DPV,
  Some flip-flops)

cfig(MultiplexerDPV,
  Multiplexer)

cfig(DemultiplexerDPV,
  Demultiplexer)

cfig(ShiftRDPV,
  A 5-bit shift register drawn using a custom flip-flop)

cfig(AdderDPV,
  A full adder and a cascade of n-bit adders)

cfig(CanLogicDPV,
  A way of automatically drawing two-layer logic diagrams)

cfig(AlogixDPV,
  The m4tt`'Autologix(`'<i>Boolean expression</i>;
       <i>Boolean expression</i>... `,' <i>options</i>)</g>
      macro automatically draws Boolean expressions in function notation.
      The function tree is drawn`,' then a row or column of inputs`,' then
      the connections. The default result is on the left`,'
      a custom element at the top`,' and a tree of gates only is shown
      on the right.)

cfig(ABlogixDPV,
  The m4tt`'Autologix</g> macro can draw inputs on the left but
      the added drawing complexity may require hand tuning with
      second-argument options: m4tt`'L</g> puts the inputs on the left`,'
      m4tt`'R reverses their order`,' m4tt`'V</g> scans the input arguments
      in reverse order`,' and m4tt`'offset=</g>`'<i>value</i> displaces
      the array of inputs)

cfig(XORDPV,
  Realizations of the XOR function using m4tt`'Autologix</g>)

cfig(ex00DPV,
  Line diagrams)

cfig(EEPDPV,
  Part of a single-line diagram of a power distribution system
  using draft elements)

cfig(ex05DPV,
  Use of m4tt`'darrow</g> and m4tt`'Darc</g>)

cfig(GrayCodeDPV,
  Gray code 10-bit encoder disk pattern`,'
  and a crossbar switch)

cfig(controlDPV,
  Control-system block diagrams)

cfig(ByteDPV,
  Elementary splines)

cfig(RotboxDPV,
  The macro
     m4tt`'rotbox(<i>wid,ht,type,</i>[r|t=<i>val</i>])</g>
     draws a box in the current direction)

cfig(ex06DPV,
  Crosshatching)

cfig(GeometryDPV,
  Plane geometry examples) 

cfig(LoglogDPV,
  Graphs drawn using the pic language) 

cfig(SmithchartDPV,
  A Smith chart)

cfig(ex09DPV,
  Illustrating the macro
      m4tt`'dimension_(<i>linespec`,' offset`,' label`,' </i>
      H|W|D|<i>blank width</i>`,' <i>tic offset</i>`,' <-|->)</g>.
      A negative second argument implies an offset to the right of the
      <i>linespec</i> direction.  A <i>label</i> starting with
      m4tt`'"</g> or
      m4tt`'sprintf</g> is copied literally.  If <i>label</i> is an
      m4tt`'s_box(...)</g> then setting argument 4 to m4tt`'H</g>`,'
      m4tt`'W</g>`,'
      or m4tt`'D</g> tailors the blank width to the m4tt`'s_box</g> height`,'
      width`,' or diagonal respectively; i.e.`,' m4tt`'W</g> is equivalent to
      m4tt`'s_wd+textoffset*2</g>.
      The macro m4tt`'arcdimension_</g> is similar but the first argument
      specifies the arc to be dimensioned and the second argument is
      the outward radial offset of the dimension arrow arc.)

cfig(PlateDPV,
  Dimensioning with tolerances according to ASME Y14.5)
  Use of m4tt`'darrow</g> and m4tt`'Darc</g>)

cfig(randomDPV,
  Testing random number generation
  using dpic macro
  m4tt`'randn(</g><g
   style="font-family:italic">array name`,' mean`,' std dev</g>m4tt`')</g>
  which calls dpic built-in m4tt`'rand()</g>)

cfig(expDPV,
  Test of m4tt`'project</g> and other m4tt`'lib3D</g>
      macros`,' showing the projection of a solid onto
      the <i>y1`,'z1</i> plane by sighting along the x1 axis.)

cfig(graysurfDPV,
  Plotting surfaces using gray scales)

cfig(shapesDPV,
  Basic shapes)

cfig(cscDPV,
  Conestoga Sailing Club (illustrating the filling of arbitrary shapes)`,'
    and an antique clock face with shading and rotated text)

cfig(roseDPV,
  A window redrawn from a detail of the set design for the musical
      <i>Dracula</i>`,' used for testing m4tt`'dpic</g>`,'
      and an experimental halftone.  This diagram
      consumes much LaTeX main memory  but can be produced
      directly as pdf using m4tt`'dpic -d</g>`,'
      as svg using m4tt`'dpic -v</g>`,'
      or as postscript using m4tt`'dpic -r</g> 
      since no text formatting is required) 

cfig(diamondDPV,
  Variations on M. Goossens`,' S. Rahtz`,' and F. Mittelbach`,'
     <i>The LaTeX Graphics Companion</i>`,' Addison-Wesley 1997`,' pp. 57-58)

cfig(wormDPV,
  An exercise in calculating RGB colours)

cfig(ButtonsDPV,
  Shading in color)

cfig(keyboardDPV,
  More objects drawn in relief)

cfig(DiniDPV,
  Dini surface and an icosahedron)

cfig(SierpinskiDPV,
  The Sierpinski triangle and a Cayley graph:
    tests of pic macro recursion)

cfig(EscherDPV,
  Penrose stairs and an Escher-like object)

cfig(recycleDPV,
  Modest repetition and partial fill)

cfig(ex15DPV,
  Simple diagrams that are easily drawn by looping)

<!--
#fig(CountingDPV,
# An example of enumeration)
-->

cfig(CrowDPV,
  Illustrating m4tt`'shadebox</g> and a custom crowfoot line
 termination)

cfig(FlowDPV,
  A flowchart sampler)
 <!-- <p>
   More flow-chart examples? Try
   <a href="https://buraphakit.sourceforge.io/EFI/EFI_2019_S2_W13.shtml"
    TARGET="_blank">here.</a>
   </p> -->

cfig(BtreeDPV,
  Trees)

cfig(InclepsDPV,
  Overlaying a figure with line graphics,,OBJECT)

cfig(paletteDPV,
  A draft palette of a few elements for Inkscape using
  a 1 mm grid)

cfig(FontsDPV)

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