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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2014-11-14 04:18:32 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2014-11-14 04:18:32 +0000 |
commit | 736ac3d44de892065871db1c0167421d8643323a (patch) | |
tree | 87d04b45c89eb829692637ea3601a9c43734510e /ppmrainbow.html | |
parent | aeaa600e1893e0456ad06a6717b5201267ab10a4 (diff) | |
download | netpbm-mirror-736ac3d44de892065871db1c0167421d8643323a.tar.gz netpbm-mirror-736ac3d44de892065871db1c0167421d8643323a.tar.xz netpbm-mirror-736ac3d44de892065871db1c0167421d8643323a.zip |
miscellaneous update
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@2309 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'ppmrainbow.html')
-rw-r--r-- | ppmrainbow.html | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/ppmrainbow.html b/ppmrainbow.html index 4dc20180..dc6b8f93 100644 --- a/ppmrainbow.html +++ b/ppmrainbow.html @@ -2,7 +2,7 @@ <HTML><HEAD><TITLE>Ppmrainbow User Manual</TITLE></HEAD> <BODY> <H1>ppmrainbow</H1> -Updated: 09 December 2009 +Updated: 12 November 2014 <BR> <A HREF="#index">Table Of Contents</A> @@ -25,10 +25,7 @@ ppmrainbow - Generate a rainbow <p>This program is part of <a href="index.html">Netpbm</a>. <B>ppmrainbow</B> generates a PPM image that fades from one color to -another to another from left to right, like a rainbow. The colors are -those you specify on the command line, in that order. The first color -is added again on the right end of the image unless you specify the -<b>-norepeat</b> option. +another to another from left to right, like a rainbow. <P>If you want a vertical or other non-horizontal rainbow, run the output through <B>pnmrotate</B> or <b>pamflip</b>. @@ -43,6 +40,21 @@ In fact, you can make rainbow-colored text by using <B>pbmtext</B>, <p>If you just want an image containing all the possible colors (for some kind of processing; not to look at), see <b>pamseq</b>. + +<h2 id="arguments">ARGUMENTS</h2> + +<P><I>color</I> ... is the list of colors, in order from left to right, +to go into the rainbow. + +<p>The first color is added again on the right end of the image unless you +specify the <b>-norepeat</b> option. This means you can concatenate multiple +copies (tile, as with <b>pnmtile</b>) to make a continuous larger image. + +<P><i>color</i> is as described for +the <a href="libppm.html#colorname">argument of the <b>ppm_parsecolor()</b> +library routine</a>. + + <H2 id="options">OPTIONS</H2> <P>All options can be abbreviated to their shortest unique prefix. @@ -70,8 +82,7 @@ The height in pixels of the output image. <dd>This option makes <b>ppmrainbow</b> end the rainbow with the last color you specify. Without this option, <b>ppmrainbow</b> adds the first color you specify to the right end of the rainbow as if you had -repeated it. <i>(I don't understand the point of this default behavior; -it exists today just for backward compatibility).</i> +repeated it. <DT><B>-tmpdir</B> @@ -111,6 +122,7 @@ to the Netpbm package. Bryan Henderson wrote this manual in July <UL> <LI><A HREF="#synopsis">SYNOPSIS</A> <LI><A HREF="#description">DESCRIPTION</A> +<LI><A HREF="#options">ARGUMENTS</A> <LI><A HREF="#options">OPTIONS</A> <LI><A HREF="#seealso">SEE ALSO</A> <LI><A HREF="#author">AUTHOR</A> |