<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.3.1"/>
<title>Chipmunk2D Pro API Reference: cpBB.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
$(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">Chipmunk2D Pro API Reference
 <span id="projectnumber">7.0.1</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.3.1 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="modules.html"><span>Modules</span></a></li>
<li><a href="annotated.html"><span>Classes</span></a></li>
<li class="current"><a href="files.html"><span>Files</span></a></li>
<li>
<div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="files.html"><span>File List</span></a></li>
</ul>
</div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Properties</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Pages</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_b3ea4b336b4fb233f74b44c85fbba508.html">chipmunk</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="headertitle">
<div class="title">cpBB.h</div> </div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Copyright (c) 2013 Scott Lembcke and Howling Moon Software</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * of this software and associated documentation files (the "Software"), to deal</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * in the Software without restriction, including without limitation the rights</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * copies of the Software, and to permit persons to whom the Software is</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * furnished to do so, subject to the following conditions:</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * The above copyright notice and this permission notice shall be included in</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * all copies or substantial portions of the Software.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * SOFTWARE.</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef CHIPMUNK_BB_H</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span><span class="preprocessor">#define CHIPMUNK_BB_H</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "chipmunk_types.h"</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "cpVect.h"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="code" href="structcp_b_b.html"> 33</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a>{</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> l, b, r ,t;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> } <a class="code" href="group__cp_b_b_b.html#ga94835b3c44de11eae51d596f39a5fabc" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a>;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#ga3282803074394675a42a881f5e965541"> 38</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> <a class="code" href="group__cp_b_b_b.html#ga3282803074394675a42a881f5e965541" title="Convenience constructor for cpBB structs.">cpBBNew</a>(<span class="keyword">const</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> l, <span class="keyword">const</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> b, <span class="keyword">const</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> r, <span class="keyword">const</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> t)</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb = {l, b, r, t};</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">return</span> bb;</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> }</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a></div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#ga2c2321269da85794ab1ace999afc1485"> 46</a></span> <a class="code" href="group__cp_b_b_b.html#ga2c2321269da85794ab1ace999afc1485" title="Constructs a cpBB centered on a point with the given extents (half sizes).">cpBBNewForExtents</a>(<span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> c, <span class="keyword">const</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> hw, <span class="keyword">const</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> hh)</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_b_b_b.html#ga3282803074394675a42a881f5e965541" title="Convenience constructor for cpBB structs.">cpBBNew</a>(c.x - hw, c.y - hh, c.x + hw, c.y + hh);</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> }</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00052"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gaff0810056e31d1f3d66abf88dccf0f4d"> 52</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> <a class="code" href="group__cp_b_b_b.html#gaff0810056e31d1f3d66abf88dccf0f4d" title="Constructs a cpBB for a circle with the given position and radius.">cpBBNewForCircle</a>(<span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> p, <span class="keyword">const</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> r)</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> {</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_b_b_b.html#ga2c2321269da85794ab1ace999afc1485" title="Constructs a cpBB centered on a point with the given extents (half sizes).">cpBBNewForExtents</a>(p, r, r);</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gac4a5fd7846b67f8711d3afb7536adbd5"> 58</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="group__basic_types.html#gabc5e752c48f3449ca26ef413ecbd647e" title="Chipmunk's boolean type.">cpBool</a> <a class="code" href="group__cp_b_b_b.html#gac4a5fd7846b67f8711d3afb7536adbd5" title="Returns true if a and b intersect.">cpBBIntersects</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> a, <span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> b)</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> {</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> (a.l <= b.r && b.l <= a.r && a.b <= b.t && b.b <= a.t);</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> }</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gae0f2d67ca77b4b510c1a9c3a744627ba"> 64</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="group__basic_types.html#gabc5e752c48f3449ca26ef413ecbd647e" title="Chipmunk's boolean type.">cpBool</a> <a class="code" href="group__cp_b_b_b.html#gae0f2d67ca77b4b510c1a9c3a744627ba" title="Returns true if other lies completely within bb.">cpBBContainsBB</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> other)</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> {</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> (bb.l <= other.l && bb.r >= other.r && bb.b <= other.b && bb.t >= other.t);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00070"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gaee3aab91cca0adbe8c830cac0951da6a"> 70</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="group__basic_types.html#gabc5e752c48f3449ca26ef413ecbd647e" title="Chipmunk's boolean type.">cpBool</a> <a class="code" href="group__cp_b_b_b.html#gaee3aab91cca0adbe8c830cac0951da6a" title="Returns true if bb contains v.">cpBBContainsVect</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> v)</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> {</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">return</span> (bb.l <= v.x && bb.r >= v.x && bb.b <= v.y && bb.t >= v.y);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gacde4506e27649bb6773009c337266d0d"> 76</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> <a class="code" href="group__cp_b_b_b.html#gacde4506e27649bb6773009c337266d0d" title="Returns a bounding box that holds both bounding boxes.">cpBBMerge</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> a, <span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> b){</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_b_b_b.html#ga3282803074394675a42a881f5e965541" title="Convenience constructor for cpBB structs.">cpBBNew</a>(</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(a.l, b.l),</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(a.b, b.b),</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(a.r, b.r),</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(a.t, b.t)</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  );</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> }</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a name="l00086"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gad995b2feaa55d6bc858e8f930a4ed325"> 86</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> <a class="code" href="group__cp_b_b_b.html#gad995b2feaa55d6bc858e8f930a4ed325" title="Returns a bounding box that holds both bb and v.">cpBBExpand</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> v){</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_b_b_b.html#ga3282803074394675a42a881f5e965541" title="Convenience constructor for cpBB structs.">cpBBNew</a>(</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(bb.l, v.x),</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(bb.b, v.y),</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(bb.r, v.x),</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(bb.t, v.y)</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  );</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_vect.html">cpVect</a></div>
<div class="line"><a name="l00097"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#ga341e84758fe8fd212e6af09385ecece6"> 97</a></span> <a class="code" href="group__cp_b_b_b.html#ga341e84758fe8fd212e6af09385ecece6" title="Returns the center of a bounding box.">cpBBCenter</a>(<a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb)</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_vect.html#gab93f4924f5369c10782de6dba5ef38da" title="Linearly interpolate between v1 and v2.">cpvlerp</a>(<a class="code" href="group__cp_vect.html#ga80c0be464748ff46ad20b58e22ea7d81" title="Convenience constructor for cpVect structs.">cpv</a>(bb.l, bb.b), <a class="code" href="group__cp_vect.html#ga80c0be464748ff46ad20b58e22ea7d81" title="Convenience constructor for cpVect structs.">cpv</a>(bb.r, bb.t), 0.5f);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> }</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gadc31eb18f01b1200938b21ed7e35257a"> 103</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> <a class="code" href="group__cp_b_b_b.html#gadc31eb18f01b1200938b21ed7e35257a" title="Returns the area of the bounding box.">cpBBArea</a>(<a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb)</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> (bb.r - bb.l)*(bb.t - bb.b);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> }</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#ga89f37acb475dd1dc1b6571282033c0f0"> 109</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> <a class="code" href="group__cp_b_b_b.html#ga89f37acb475dd1dc1b6571282033c0f0" title="Merges a and b and returns the area of the merged bounding box.">cpBBMergedArea</a>(<a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> a, <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> b)</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> {</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">return</span> (<a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(a.r, b.r) - <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(a.l, b.l))*(<a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(a.t, b.t) - <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(a.b, b.b));</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> }</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gaf623a5ee2e14df8c002fd742b08686d1"> 115</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> <a class="code" href="group__cp_b_b_b.html#gaf623a5ee2e14df8c002fd742b08686d1" title="Returns the fraction along the segment query the cpBB is hit. Returns INFINITY if it doesn't hit...">cpBBSegmentQuery</a>(<a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <a class="code" href="structcp_vect.html">cpVect</a> a, <a class="code" href="structcp_vect.html">cpVect</a> b)</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> {</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> idx = 1.0f/(b.x - a.x);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor">#ifdef _MSC_VER</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(disable: 4056)</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="preprocessor"></span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> tx1 = (bb.l == a.x ? -INFINITY : (bb.l - a.x)*idx);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> tx2 = (bb.r == a.x ? INFINITY : (bb.r - a.x)*idx);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> txmin = <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(tx1, tx2);</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> txmax = <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(tx1, tx2);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> idy = 1.0f/(b.y - a.y);</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> ty1 = (bb.b == a.y ? -INFINITY : (bb.b - a.y)*idy);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> ty2 = (bb.t == a.y ? INFINITY : (bb.t - a.y)*idy);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor">#ifdef _MSC_VER</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor"></span><span class="preprocessor">#pragma warning(default: 4056)</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor"></span> <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> tymin = <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(ty1, ty2);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> tymax = <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(ty1, ty2);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">if</span>(tymin <= txmax && txmin <= tymax){</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> min = <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(txmin, tymin);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> max = <a class="code" href="group__basic_types.html#gacd9e5acf99997b74b13d720f835a2c17" title="Return the min of two cpFloats.">cpfmin</a>(txmax, tymax);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span>(0.0 <= max && min <= 1.0) <span class="keywordflow">return</span> <a class="code" href="group__basic_types.html#gad9cec8f8dd3dff4189af02e605c348a6" title="Return the max of two cpFloats.">cpfmax</a>(min, 0.0);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">return</span> INFINITY;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a name="l00146"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#ga65157a1d957e6069aef614dca588a705"> 146</a></span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="group__basic_types.html#gabc5e752c48f3449ca26ef413ecbd647e" title="Chipmunk's boolean type.">cpBool</a> <a class="code" href="group__cp_b_b_b.html#ga65157a1d957e6069aef614dca588a705" title="Return true if the bounding box intersects the line segment with ends a and b.">cpBBIntersectsSegment</a>(<a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <a class="code" href="structcp_vect.html">cpVect</a> a, <a class="code" href="structcp_vect.html">cpVect</a> b)</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> {</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">return</span> (<a class="code" href="group__cp_b_b_b.html#gaf623a5ee2e14df8c002fd742b08686d1" title="Returns the fraction along the segment query the cpBB is hit. Returns INFINITY if it doesn't hit...">cpBBSegmentQuery</a>(bb, a, b) != INFINITY);</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_vect.html">cpVect</a></div>
<div class="line"><a name="l00153"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#gac27ebb67e71268f471c2a4ad2658f23f"> 153</a></span> <a class="code" href="group__cp_b_b_b.html#gac27ebb67e71268f471c2a4ad2658f23f" title="Clamp a vector to a bounding box.">cpBBClampVect</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> v)</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> {</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_vect.html#ga80c0be464748ff46ad20b58e22ea7d81" title="Convenience constructor for cpVect structs.">cpv</a>(<a class="code" href="group__basic_types.html#ga2498b1f14da6398233b93e457d37327e" title="Clamp f to be between min and max.">cpfclamp</a>(v.x, bb.l, bb.r), <a class="code" href="group__basic_types.html#ga2498b1f14da6398233b93e457d37327e" title="Clamp f to be between min and max.">cpfclamp</a>(v.y, bb.b, bb.t));</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> }</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_vect.html">cpVect</a></div>
<div class="line"><a name="l00160"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#ga0fbeae861bcd6e1ea09adeca277c5686"> 160</a></span> <a class="code" href="group__cp_b_b_b.html#ga0fbeae861bcd6e1ea09adeca277c5686" title="Wrap a vector to a bounding box.">cpBBWrapVect</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> v)</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> dx = <a class="code" href="group__basic_types.html#gabe82caff7ad41b0566f68405e2ca0f93" title="Return the absolute value of a cpFloat.">cpfabs</a>(bb.r - bb.l);</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> modx = cpfmod(v.x - bb.l, dx);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> x = (modx > 0.0f) ? modx : modx + dx;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> dy = <a class="code" href="group__basic_types.html#gabe82caff7ad41b0566f68405e2ca0f93" title="Return the absolute value of a cpFloat.">cpfabs</a>(bb.t - bb.b);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> mody = cpfmod(v.y - bb.b, dy);</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <a class="code" href="group__basic_types.html#gac1ed65573e035bf892505768c852d8d3" title="Chipmunk's floating point type.">cpFloat</a> y = (mody > 0.0f) ? mody : mody + dy;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_vect.html#ga80c0be464748ff46ad20b58e22ea7d81" title="Convenience constructor for cpVect structs.">cpv</a>(x + bb.l, y + bb.b);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">static</span> <span class="keyword">inline</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a></div>
<div class="line"><a name="l00175"></a><span class="lineno"><a class="code" href="group__cp_b_b_b.html#ga37fcb8493c6e9175b0ec7fad10fd76ce"> 175</a></span> <a class="code" href="group__cp_b_b_b.html#ga37fcb8493c6e9175b0ec7fad10fd76ce" title="Returns a bounding box offseted by v.">cpBBOffset</a>(<span class="keyword">const</span> <a class="code" href="structcp_b_b.html" title="Chipmunk's axis-aligned 2D bounding box type. (left, bottom, right, top)">cpBB</a> bb, <span class="keyword">const</span> <a class="code" href="structcp_vect.html">cpVect</a> v)</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">return</span> <a class="code" href="group__cp_b_b_b.html#ga3282803074394675a42a881f5e965541" title="Convenience constructor for cpBB structs.">cpBBNew</a>(</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  bb.l + v.x,</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  bb.b + v.y,</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  bb.r + v.x,</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  bb.t + v.y</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  );</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> }</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated on Thu Jul 2 2015 11:28:11 for Chipmunk2D Pro API Reference by  <a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.3.1
</small></address>
</body>
</html>
