diff options
| author | David Thompson <dthompson2@worcester.edu> | 2016-08-19 20:40:12 -0400 |
|---|---|---|
| committer | David Thompson <dthompson2@worcester.edu> | 2016-08-19 20:40:12 -0400 |
| commit | 9224412274e1e1a31a959083bb257a7d6ab2b113 (patch) | |
| tree | c82ef8b0136037aa1b278957f42ae665188861be /manuals/sly/Easings.html | |
| parent | c47d942552568e9a866e9d4887944e0c074dec93 (diff) | |
Add Sly manual.
Diffstat (limited to 'manuals/sly/Easings.html')
| -rw-r--r-- | manuals/sly/Easings.html | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/manuals/sly/Easings.html b/manuals/sly/Easings.html new file mode 100644 index 0000000..c73eebf --- /dev/null +++ b/manuals/sly/Easings.html @@ -0,0 +1,129 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- Copyright (C) 2013, 2014 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 +or any later version published by the Free Software Foundation; +with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. +A copy of the license is included in the section entitled "GNU +Free Documentation License". + +A copy of the license is also available from the Free Software +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 6.0, http://www.gnu.org/software/texinfo/ --> +<head> +<title>Sly: Easings</title> + +<meta name="description" content="Sly: Easings"> +<meta name="keywords" content="Sly: Easings"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta charset="UTF-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Index.html#Index" rel="index" title="Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="Tweens.html#Tweens" rel="up" title="Tweens"> +<link href="Tweening.html#Tweening" rel="next" title="Tweening"> +<link href="Tweens.html#Tweens" rel="prev" title="Tweens"> +<style type="text/css"> +<!-- +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.nocodebreak {white-space: nowrap} +span.nolinebreak {white-space: nowrap} +span.roman {font-family: serif; font-weight: normal} +span.sansserif {font-family: sans-serif; font-weight: normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en"> +<a name="Easings"></a> +<div class="header"> +<p> +Next: <a href="Tweening.html#Tweening" accesskey="n" rel="next">Tweening</a>, Up: <a href="Tweens.html#Tweens" accesskey="u" rel="up">Tweens</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="Easings-1"></a> +<h4 class="subsubsection">4.2.4.1 Easings</h4> + +<p>Easing procedures specify the rate of change of a value <var>alpha</var> +over time. Easings may be composed to form complex animation. +</p> +<p>The following procedures are used to control repitition by clamping +<var>alpha</var> to the range [0, 1] in different ways. +</p> +<dl> +<dt><a name="index-ease_002dloop"></a>Scnheme Procedure: <strong>ease-loop</strong> <em><var>alpha</var></em></dt> +<dd><p>When <var>alpha</var> reaches 1, start over from 0. +</p></dd></dl> + +<dl> +<dt><a name="index-ease_002dreflect"></a>Scheme Procedure: <strong>ease-reflect</strong> <em><var>alpha</var></em></dt> +<dd><p>When <var>alpha</var> reaches 1, work backwards to 0. When <var>alpha</var> +reaches 0, work forwards to 1. +</p></dd></dl> + +<p>The following easing functions control the rate of change of an +animation: +</p> +<dl> +<dt><a name="index-ease_002dlinear"></a>Scheme Procedure: <strong>ease-linear</strong> <em><var>alpha</var></em></dt> +</dl> + +<dl> +<dt><a name="index-ease_002din_002dsine"></a>Scheme Procedure: <strong>ease-in-sine</strong> <em><var>alpha</var></em></dt> +</dl> + +<dl> +<dt><a name="index-ease_002dout_002dsine"></a>Scheme Procedure: <strong>ease-out-sine</strong> <em><var>alpha</var></em></dt> +</dl> + +<dl> +<dt><a name="index-ease_002din_002dout_002dsine"></a>Scheme Procedure: <strong>ease-in-out-sine</strong> <em><var>alpha</var></em></dt> +</dl> + +<dl> +<dt><a name="index-ease_002din_002dquad"></a>Scheme Procedure: <strong>ease-in-quad</strong> <em><var>alpha</var></em></dt> +</dl> + +<dl> +<dt><a name="index-ease_002dout_002dquad"></a>Scheme Procedure: <strong>ease-out-quad</strong> <em><var>alpha</var></em></dt> +</dl> + +<dl> +<dt><a name="index-ease_002din_002dout_002dquad"></a>Scheme Procedure: <strong>ease-in-out-quad</strong> <em><var>alpha</var></em></dt> +</dl> + + + + +</body> +</html> |