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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2007-04-26 01:07:37 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2007-04-26 01:07:37 +0000 |
commit | 60e3185d7f8c378da93205bc2916f3302114ef68 (patch) | |
tree | 9886b60bc00795bfa6188f5937ed60edfcd03207 /ppmforge.html | |
parent | efef216f919b2db1a7a06f9eeeda14f5fe5c80e4 (diff) | |
download | netpbm-mirror-60e3185d7f8c378da93205bc2916f3302114ef68.tar.gz netpbm-mirror-60e3185d7f8c378da93205bc2916f3302114ef68.tar.xz netpbm-mirror-60e3185d7f8c378da93205bc2916f3302114ef68.zip |
"miscellaneous update"
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@282 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'ppmforge.html')
-rw-r--r-- | ppmforge.html | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/ppmforge.html b/ppmforge.html index c98937e8..7c10ceb7 100644 --- a/ppmforge.html +++ b/ppmforge.html @@ -6,12 +6,10 @@ Updated: 25 October 1991 <BR> <A HREF="#index">Table Of Contents</A> -<A NAME="lbAB"> </A> <H2>NAME</H2> ppmforge - fractal forgeries of clouds, planets, and starry skies -<A NAME="lbAC"> </A> -<H2>SYNOPSIS</H2> +<H2 id="synopsis">SYNOPSIS</H2> <B>ppmforge</B> @@ -30,8 +28,7 @@ ppmforge - fractal forgeries of clouds, planets, and starry skies [{<B>-xsize</b>|<b>-width</B>} <I>width</I>] [{<B>-ysize</b>|<b>-height</B>} <I>height</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>. @@ -76,7 +73,7 @@ valleys; powers greater than one make fairy-castle spires (which require large mesh sizes and high resolution for best results). <P>After these calculations, we have a array of the specified size -containing numbers that range from 0 to 1. The pixmaps are generated +containing numbers that range from 0 to 1. <b>ppmforge</b> generates as follows: <DL COMPACT> @@ -134,8 +131,7 @@ different star colors often look best when color compressed by reduce the number of colors in the picture to 256 or fewer. -<A NAME="lbAE"> </A> -<H2>OPTIONS</H2> +<H2 id="options">OPTIONS</H2> <P>You can abbreviate any options to its shortest unique prefix. @@ -143,7 +139,7 @@ reduce the number of colors in the picture to 256 or fewer. <DT><B>-clouds</B> <DD> -Generate clouds. A pixmap of fractal clouds is generated. Selecting clouds +Generate clouds. An image of fractal clouds is generated. Selecting clouds sets the default for fractal dimension to 2.15 and power scale factor to 0.75. @@ -293,7 +289,7 @@ entire frame if <B>-night</B> is specified. The default <DD>Sets the width of the generated image to <I>width</I> pixels. The default width is 256 pixels. Images must be at least as wide as they are high; if a width less than the height is specified, it will be -increased to equal the height. If you must have a long skinny pixmap, +increased to equal the height. If you must have a long skinny image, make a square one with <B>ppmforge</B>, then use <B>pamcut</B> to extract a portion of the shape and size you require. @@ -305,19 +301,17 @@ width, the width will be increased to equal the height. </DL> -<A NAME="lbAF"> </A> -<H2>LIMITATIONS</H2> +<H2 id="limitations">LIMITATIONS</H2> -<P>The algorithms require the output pixmap to be at least as wide as +<P>The algorithms require the output image to be at least as wide as it is high, and the width to be an even number of pixels. These constraints are enforced by increasing the size of the requested -pixmap if necessary. +image if necessary. <P>You may have to reduce the FFT mesh size on machines with 16 bit integers and segmented pointer architectures. -<A NAME="lbAG"> </A> -<H2>SEE ALSO</H2> +<H2 id="seealso">SEE ALSO</H2> <B><A HREF="pamcut.html">pamcut</A></B>, <B><A HREF="pamdepth.html">pamdepth</A></B>, @@ -339,8 +333,7 @@ New York: Springer Verlag, 1988. </DL> -<A NAME="lbAH"> </A> -<H2>AUTHOR</H2> +<H2 id="author">AUTHOR</H2> <PRE> John Walker @@ -378,13 +371,12 @@ used by each program. <A NAME="index"> </A> <H2>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="#lbAF">LIMITATIONS</A> -<LI><A HREF="#lbAG">SEE ALSO</A> -<LI><A HREF="#lbAH">AUTHOR</A> +<LI><A HREF="#synopsis">SYNOPSIS</A> +<LI><A HREF="#description">DESCRIPTION</A> +<LI><A HREF="#options">OPTIONS</A> +<LI><A HREF="#limitations">LIMITATIONS</A> +<LI><A HREF="#seealso">SEE ALSO</A> +<LI><A HREF="#author">AUTHOR</A> </UL> </BODY> </HTML> |