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authorDavid Thompson <dthompson@vistahigherlearning.com>2020-04-08 17:10:29 -0400
committerDavid Thompson <dthompson@vistahigherlearning.com>2020-04-08 17:10:29 -0400
commite7d470e954d0a17ab1b2fe0065f46f78475272f9 (patch)
treeca4d9c00789f41dbbdbac33151824812dad879f7 /manuals/chickadee/Particles.html
parentb660cbb5287f7cdcb6cebaba72afe8fc7d512616 (diff)
Add chickade 0.5.0 stuff.
Diffstat (limited to 'manuals/chickadee/Particles.html')
-rw-r--r--manuals/chickadee/Particles.html51
1 files changed, 20 insertions, 31 deletions
diff --git a/manuals/chickadee/Particles.html b/manuals/chickadee/Particles.html
index 35a6b61..bded6e5 100644
--- a/manuals/chickadee/Particles.html
+++ b/manuals/chickadee/Particles.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>Particles (The Chickadee Game Toolkit)</title>
@@ -32,29 +32,20 @@ http://www.texinfo.org/ (GNU Texinfo).
<link href="Index.html#Index" rel="index" title="Index">
<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
<link href="Graphics.html#Graphics" rel="up" title="Graphics">
-<link href="Blending.html#Blending" rel="next" title="Blending">
+<link href="3D-Models.html#g_t3D-Models" rel="next" title="3D Models">
<link href="Fonts.html#Fonts" rel="prev" title="Fonts">
<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.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="Particles"></a>
-<div class="header">
+<span id="Particles"></span><div class="header">
<p>
-Next: <a href="Blending.html#Blending" accesskey="n" rel="next">Blending</a>, Previous: <a href="Fonts.html#Fonts" accesskey="p" rel="prev">Fonts</a>, Up: <a href="Graphics.html#Graphics" accesskey="u" rel="up">Graphics</a> &nbsp; [<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>
+Next: <a href="3D-Models.html#g_t3D-Models" accesskey="n" rel="next">3D Models</a>, Previous: <a href="Fonts.html#Fonts" accesskey="p" rel="prev">Fonts</a>, Up: <a href="Graphics.html#Graphics" accesskey="u" rel="up">Graphics</a> &nbsp; [<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="Particles-1"></a>
-<h4 class="subsection">2.3.6 Particles</h4>
+<span id="Particles-1"></span><h4 class="subsection">2.3.7 Particles</h4>
<p>Effects like smoke, fire, sparks, etc. are often achieved by animating
lots of little, short-lived sprites known as &ldquo;particles&rdquo;. In fact,
@@ -132,7 +121,7 @@ at the coordinates <code>(320, 240)</code>:
<p>To see all of the tweakable knobs and switches, read on!
</p>
<dl>
-<dt><a name="index-make_002dparticles"></a>Procedure: <strong>make-particles</strong> <em>capacity [#:blend-mode <code>alpha</code>] [#:color white] [#:end-color transparent] [#:texture] [#:animation-rows 1] [#:animation-columns 1] [#:width] [#:height] [#:speed-range (vec2 0.1 1.0)] [#:acceleration-range (vec2 0.0 0.1)] [#:direction-range (vec2 0 (* 2 pi))] [#:lifetime 30] [#:sort]</em></dt>
+<dt id="index-make_002dparticles">Procedure: <strong>make-particles</strong> <em>capacity [#:blend-mode <code>alpha</code>] [#:color white] [#:end-color transparent] [#:texture] [#:animation-rows 1] [#:animation-columns 1] [#:width] [#:height] [#:speed-range (vec2 0.1 1.0)] [#:acceleration-range (vec2 0.0 0.1)] [#:direction-range (vec2 0 (* 2 pi))] [#:lifetime 30] [#:sort]</em></dt>
<dd>
<p>Return a new particle system that may contain up to <var>capacity</var>
particles. Achieving the desired particle effect involves tweaking
@@ -187,27 +176,27 @@ applied at all.
</p></dd></dl>
<dl>
-<dt><a name="index-particles_003f"></a>Procedure: <strong>particles?</strong> <em>obj</em></dt>
+<dt id="index-particles_003f">Procedure: <strong>particles?</strong> <em>obj</em></dt>
<dd><p>Return <code>#t</code> if <var>obj</var> is a particle system.
</p></dd></dl>
<dl>
-<dt><a name="index-update_002dparticles"></a>Procedure: <strong>update-particles</strong> <em>particles</em></dt>
+<dt id="index-update_002dparticles">Procedure: <strong>update-particles</strong> <em>particles</em></dt>
<dd><p>Advance the simulation of <var>particles</var>.
</p></dd></dl>
<dl>
-<dt><a name="index-draw_002dparticles"></a>Procedure: <strong>draw-particles</strong> <em>particles</em></dt>
+<dt id="index-draw_002dparticles">Procedure: <strong>draw-particles</strong> <em>particles</em></dt>
<dd><p>Render <var>particles</var>.
</p></dd></dl>
<dl>
-<dt><a name="index-draw_002dparticles_002a"></a>Procedure: <strong>draw-particles*</strong> <em>particles matrix</em></dt>
+<dt id="index-draw_002dparticles_002a">Procedure: <strong>draw-particles*</strong> <em>particles matrix</em></dt>
<dd><p>Render <var>particles</var> with <var>matrix</var> applied.
</p></dd></dl>
<dl>
-<dt><a name="index-make_002dparticle_002demitter"></a>Procedure: <strong>make-particle-emitter</strong> <em>spawn-area rate [duration]</em></dt>
+<dt id="index-make_002dparticle_002demitter">Procedure: <strong>make-particle-emitter</strong> <em>spawn-area rate [duration]</em></dt>
<dd>
<p>Return a new particle emitter that spawns <var>rate</var> particles per
frame within <var>spawn-area</var> (a rectangle or 2D vector) for
@@ -216,45 +205,45 @@ emitter will spawn particles indefinitely.
</p></dd></dl>
<dl>
-<dt><a name="index-particle_002demitter_003f"></a>Procedure: <strong>particle-emitter?</strong> <em>obj</em></dt>
+<dt id="index-particle_002demitter_003f">Procedure: <strong>particle-emitter?</strong> <em>obj</em></dt>
<dd><p>Return <code>#t</code> if <var>obj</var> is a particle emitter.
</p></dd></dl>
<dl>
-<dt><a name="index-particle_002demitter_002dspawn_002darea"></a>Procedure: <strong>particle-emitter-spawn-area</strong> <em>emitter</em></dt>
+<dt id="index-particle_002demitter_002dspawn_002darea">Procedure: <strong>particle-emitter-spawn-area</strong> <em>emitter</em></dt>
<dd><p>Return the spawn area for <var>emitter</var>.
</p></dd></dl>
<dl>
-<dt><a name="index-particle_002demitter_002drate"></a>Procedure: <strong>particle-emitter-rate</strong> <em>emitter</em></dt>
+<dt id="index-particle_002demitter_002drate">Procedure: <strong>particle-emitter-rate</strong> <em>emitter</em></dt>
<dd><p>Return the number of particles that <var>emitter</var> will spawn per
frame.
</p></dd></dl>
<dl>
-<dt><a name="index-particle_002demitter_002dlife"></a>Procedure: <strong>particle-emitter-life</strong> <em>emitter</em></dt>
+<dt id="index-particle_002demitter_002dlife">Procedure: <strong>particle-emitter-life</strong> <em>emitter</em></dt>
<dd><p>Return the number of frames remaining in <var>emitter</var>&rsquo;s lifespan.
</p></dd></dl>
<dl>
-<dt><a name="index-particle_002demitter_002ddone_003f"></a>Procedure: <strong>particle-emitter-done?</strong> <em>emitter</em></dt>
+<dt id="index-particle_002demitter_002ddone_003f">Procedure: <strong>particle-emitter-done?</strong> <em>emitter</em></dt>
<dd><p>Return <code>#t</code> if <var>emitter</var> has finished spawning particlces.
</p></dd></dl>
<dl>
-<dt><a name="index-add_002dparticle_002demitter"></a>Procedure: <strong>add-particle-emitter</strong> <em>particles emitter</em></dt>
+<dt id="index-add_002dparticle_002demitter">Procedure: <strong>add-particle-emitter</strong> <em>particles emitter</em></dt>
<dd><p>Add <var>emitter</var> to <var>particles</var>.
</p></dd></dl>
<dl>
-<dt><a name="index-remove_002dparticle_002demitter"></a>Procedure: <strong>remove-particle-emitter</strong> <em>particles emitter</em></dt>
+<dt id="index-remove_002dparticle_002demitter">Procedure: <strong>remove-particle-emitter</strong> <em>particles emitter</em></dt>
<dd><p>Remove <var>emitter</var> to <var>particles</var>
</p></dd></dl>
<hr>
<div class="header">
<p>
-Next: <a href="Blending.html#Blending" accesskey="n" rel="next">Blending</a>, Previous: <a href="Fonts.html#Fonts" accesskey="p" rel="prev">Fonts</a>, Up: <a href="Graphics.html#Graphics" accesskey="u" rel="up">Graphics</a> &nbsp; [<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>
+Next: <a href="3D-Models.html#g_t3D-Models" accesskey="n" rel="next">3D Models</a>, Previous: <a href="Fonts.html#Fonts" accesskey="p" rel="prev">Fonts</a>, Up: <a href="Graphics.html#Graphics" accesskey="u" rel="up">Graphics</a> &nbsp; [<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>