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authorDavid Thompson <dthompson2@worcester.edu>2021-10-07 20:17:50 -0400
committerDavid Thompson <dthompson2@worcester.edu>2021-10-07 20:17:50 -0400
commit0e699be281c8dea53e589e08a5831837e0eae7ea (patch)
tree4266aebec927b13ca56410be1901e3ee78dff49e /manuals/chickadee/Matrices.html
parent38daa330f2194de5f39cd41b270c89d7b2e94427 (diff)
Updates for Chickadee 0.8.0 and Guile-SDL2 0.7.0.
Diffstat (limited to 'manuals/chickadee/Matrices.html')
-rw-r--r--manuals/chickadee/Matrices.html19
1 files changed, 15 insertions, 4 deletions
diff --git a/manuals/chickadee/Matrices.html b/manuals/chickadee/Matrices.html
index d616fa8..551664d 100644
--- a/manuals/chickadee/Matrices.html
+++ b/manuals/chickadee/Matrices.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) 2017-2020 David Thompson davet@gnu.org
+<!-- Copyright (C) 2017-2021 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
@@ -85,7 +85,7 @@ ul.no-bullet {list-style: none}
Next: <a href="Quaternions.html" accesskey="n" rel="next">Quaternions</a>, Previous: <a href="Rectangles.html" accesskey="p" rel="prev">Rectangles</a>, Up: <a href="Math.html" accesskey="u" rel="up">Math</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Index.html" title="Index" rel="index">Index</a>]</p>
</div>
<hr>
-<span id="Matrices-1"></span><h4 class="subsection">2.2.4 Matrices</h4>
+<span id="Matrices-1"></span><h4 class="subsection">5.2.4 Matrices</h4>
<p>The <code>(chickadee math matrix)</code> module provides an interface for
working with the most common type of matrices in game development: 4x4
@@ -99,7 +99,7 @@ garbage generated and improve matrix multiplication performance, there
are many procedures that perform in-place modifications of matrix
objects.
</p>
-<span id="g_t3x3-Matrices"></span><h4 class="subsubsection">2.2.4.1 3x3 Matrices</h4>
+<span id="g_t3x3-Matrices"></span><h4 class="subsubsection">5.2.4.1 3x3 Matrices</h4>
<dl>
<dt id="index-make_002dmatrix3">Procedure: <strong>make-matrix3</strong> <em>aa ab ac ba bb bc ca cb cc</em></dt>
@@ -163,6 +163,11 @@ radians.
matrix <var>matrix</var>.
</p></dd></dl>
+<dl>
+<dt id="index-matrix3_002dinverse">Procedure: <strong>matrix3-inverse</strong> <em>matrix</em></dt>
+<dd><p>Return the inverse of <var>matrix</var>.
+</p></dd></dl>
+
<p>The following procedures perform in-place, destructive updates to 3x3
matrix objects:
</p>
@@ -201,7 +206,13 @@ radians.
transformed by the 3x3 matrix <var>matrix</var>.
</p></dd></dl>
-<span id="g_t4x4-Matrices"></span><h4 class="subsubsection">2.2.4.2 4x4 Matrices</h4>
+<dl>
+<dt id="index-matrix3_002dinverse_0021">Procedure: <strong>matrix3-inverse!</strong> <em>matrix target</em></dt>
+<dd><p>Compute the inverse of <var>matrix</var> and store the results in
+<var>target</var>.
+</p></dd></dl>
+
+<span id="g_t4x4-Matrices"></span><h4 class="subsubsection">5.2.4.2 4x4 Matrices</h4>
<dl>
<dt id="index-make_002dmatrix4">Procedure: <strong>make-matrix4</strong> <em>aa ab ac ad ba bb bc bd ca cb cc cd da db dc dd</em></dt>