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Diffstat (limited to 'ppmwheel.html')
| -rw-r--r-- | ppmwheel.html | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/ppmwheel.html b/ppmwheel.html index ab23f503..ff62a609 100644 --- a/ppmwheel.html +++ b/ppmwheel.html @@ -2,21 +2,19 @@ <HTML><HEAD><TITLE>Ppmwheel User Manual</TITLE></HEAD> <BODY> <H1>ppmwheel</H1> -Updated: 11 January 2003 +Updated: 13 January 2019 <BR> <A HREF="#index">Table Of Contents</A> -<A NAME="lbAB"> </A> <H2>NAME</H2> ppmwheel - make a PPM image of a color wheel -<A NAME="lbAC"> </A> -<H2>SYNOPSIS</H2> +<H2 id="synopsis">SYNOPSIS</H2> + <B>ppmwheel</B> <I>diameter</I> -<A NAME="lbAD"> </A> -<H2>DESCRIPTION</H2> +<H2 id="description">DESCRIPTION</H2> <p>This program is part of <a href="index.html">Netpbm</a>. @@ -25,48 +23,42 @@ specified diameter inside a white square just large enough to hold it. <p>The color wheel is based on the HSV color model. Hues are distributed angularly around the circle and the values are distributed -radially and the saturation is zero everywhere. The values are zero at +radially and the saturation is 100% everywhere. The values are zero at the center, increasing linearly to maximum at the edge. The maximum value corresponds to the maxval of the PPM image. -<p>Hence, the image contains all of the secondary colors based on the -red, green, and blue primary colors. A secondary color is one that is -composed of light of at most two of the three primary colors. +<p>Hence, the image consists of all of the secondary colors based on the red, +green, and blue primary colors. A secondary color is one that is composed of +light of at most two of the three primary colors. -<A NAME="lbAE"> </A> -<H2>OPTIONS</H2> +<H2 id="options">OPTIONS</H2> <P>None. -<A NAME="seealso"> </A> -<H2>SEE ALSO</H2> +<H2 id="seealso">SEE ALSO</H2> <B><A HREF="ppmcie.html">ppmcie</A></B>, <B><A HREF="ppmrainbow.html">ppmrainbow</A></B>, <B><A HREF="ppm.html">ppm</A></B> -<H2>HISTORY</H2> -<A NAME="history"></a> +<H2 id="history">HISTORY</H2> <P><b>ppmwheel</b> was added to Netpbm in Release 10.14 (March 2003). -<A NAME="lbAH"> </A> -<H2>AUTHOR</H2> +<H2 id="author">AUTHOR</H2> Copyright (C) 1995 by Peter Kirchgessner <HR> -<A NAME="index"> </A> -<H2>Table Of Contents</H2> +<H2 id="index">Table Of Contents</H2> <UL> -<LI><A HREF="#lbAB">NAME</A> -<LI><A HREF="#lbAC">SYNOPSIS</A> -<LI><A HREF="#lbAD">DESCRIPTION</A> -<LI><A HREF="#lbAE">OPTIONS</A> +<LI><A HREF="#synopsis">SYNOPSIS</A> +<LI><A HREF="#description">DESCRIPTION</A> +<LI><A HREF="#options">OPTIONS</A> <LI><A HREF="#seealso">SEE ALSO</A> <LI><A HREF="#history">HISTORY</A> -<LI><A HREF="#lbAH">AUTHOR</A> +<LI><A HREF="#author">AUTHOR</A> </UL> </BODY> </HTML> |