diff options
Diffstat (limited to 'manuals/chickadee/Quaternions.html')
| -rw-r--r-- | manuals/chickadee/Quaternions.html | 33 |
1 files changed, 11 insertions, 22 deletions
diff --git a/manuals/chickadee/Quaternions.html b/manuals/chickadee/Quaternions.html index ebda6e9..8c89255 100644 --- a/manuals/chickadee/Quaternions.html +++ b/manuals/chickadee/Quaternions.html @@ -1,6 +1,6 @@ <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> -<!-- Copyright (C) 2017, 2018, 2019 David Thompson davet@gnu.org +<!-- Copyright (C) 2017-2020 David Thompson davet@gnu.org Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 @@ -18,7 +18,7 @@ Foundation Web site at http://www.gnu.org/licenses/fdl.html. The document was typeset with http://www.texinfo.org/ (GNU Texinfo). --> -<!-- Created by GNU Texinfo 6.5, http://www.gnu.org/software/texinfo/ --> +<!-- Created by GNU Texinfo 6.6, http://www.gnu.org/software/texinfo/ --> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>Quaternions (The Chickadee Game Toolkit)</title> @@ -38,23 +38,14 @@ http://www.texinfo.org/ (GNU Texinfo). <!-- a.summary-letter {text-decoration: none} blockquote.indentedblock {margin-right: 0em} -blockquote.smallindentedblock {margin-right: 0em; font-size: smaller} -blockquote.smallquotation {font-size: smaller} div.display {margin-left: 3.2em} div.example {margin-left: 3.2em} div.lisp {margin-left: 3.2em} -div.smalldisplay {margin-left: 3.2em} -div.smallexample {margin-left: 3.2em} -div.smalllisp {margin-left: 3.2em} kbd {font-style: oblique} pre.display {font-family: inherit} pre.format {font-family: inherit} pre.menu-comment {font-family: serif} pre.menu-preformatted {font-family: serif} -pre.smalldisplay {font-family: inherit; font-size: smaller} -pre.smallexample {font-size: smaller} -pre.smallformat {font-family: inherit; font-size: smaller} -pre.smalllisp {font-size: smaller} span.nolinebreak {white-space: nowrap} span.roman {font-family: initial; font-weight: normal} span.sansserif {font-family: sans-serif; font-weight: normal} @@ -89,14 +80,12 @@ ul.no-bullet {list-style: none} </head> <body lang="en"> -<a name="Quaternions"></a> -<div class="header"> +<span id="Quaternions"></span><div class="header"> <p> Next: <a href="Easings.html#Easings" accesskey="n" rel="next">Easings</a>, Previous: <a href="Matrices.html#Matrices" accesskey="p" rel="prev">Matrices</a>, Up: <a href="Math.html#Math" accesskey="u" rel="up">Math</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Index.html#Index" title="Index" rel="index">Index</a>]</p> </div> <hr> -<a name="Quaternions-1"></a> -<h4 class="subsection">2.2.6 Quaternions</h4> +<span id="Quaternions-1"></span><h4 class="subsection">2.2.6 Quaternions</h4> <p>In game development, the quaternion is most often used to represent rotations. Why not use a matrix for that, you may ask. Unlike @@ -106,38 +95,38 @@ smooth transition from one rotation to another, whereas interpolating two matrices would yield garbage. </p> <dl> -<dt><a name="index-quaternion"></a>Procedure: <strong>quaternion</strong> <em>x y z w</em></dt> +<dt id="index-quaternion">Procedure: <strong>quaternion</strong> <em>x y z w</em></dt> <dd><p>Return a new quaternion with values <var>x</var>, <var>y</var>, <var>z</var>, and <var>w</var>. </p></dd></dl> <dl> -<dt><a name="index-quaternion_003f"></a>Procedure: <strong>quaternion?</strong> <em>obj</em></dt> +<dt id="index-quaternion_003f">Procedure: <strong>quaternion?</strong> <em>obj</em></dt> <dd><p>Return <code>#t</code> if <var>obj</var> is a quaternion. </p></dd></dl> <dl> -<dt><a name="index-quaternion_002dw"></a>Procedure: <strong>quaternion-w</strong> <em>q</em></dt> +<dt id="index-quaternion_002dw">Procedure: <strong>quaternion-w</strong> <em>q</em></dt> <dd><p>Return the W component of the quaternion <var>q</var>. </p></dd></dl> <dl> -<dt><a name="index-quaternion_002dx"></a>Procedure: <strong>quaternion-x</strong> <em>q</em></dt> +<dt id="index-quaternion_002dx">Procedure: <strong>quaternion-x</strong> <em>q</em></dt> <dd><p>Return the X component of the quaternion <var>q</var>. </p></dd></dl> <dl> -<dt><a name="index-quaternion_002dy"></a>Procedure: <strong>quaternion-y</strong> <em>q</em></dt> +<dt id="index-quaternion_002dy">Procedure: <strong>quaternion-y</strong> <em>q</em></dt> <dd><p>Return the Y component of the quaternion <var>q</var>. </p></dd></dl> <dl> -<dt><a name="index-quaternion_002dz"></a>Procedure: <strong>quaternion-z</strong> <em>q</em></dt> +<dt id="index-quaternion_002dz">Procedure: <strong>quaternion-z</strong> <em>q</em></dt> <dd><p>Return the Z component of the quaternion <var>q</var>. </p></dd></dl> <dl> -<dt><a name="index-make_002didentity_002dquaternion"></a>Procedure: <strong>make-identity-quaternion</strong></dt> +<dt id="index-make_002didentity_002dquaternion">Procedure: <strong>make-identity-quaternion</strong></dt> <dd><p>Return the identity quaternion. </p></dd></dl> |