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diff --git a/Doc/doxygen/html/_camera_8cpp_source.html b/Doc/doxygen/html/_camera_8cpp_source.html new file mode 100644 index 0000000..dfdd5bf --- /dev/null +++ b/Doc/doxygen/html/_camera_8cpp_source.html @@ -0,0 +1,329 @@ +<!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"/> +<title>Starshatter_Open: D:/SRC/StarshatterSVN/nGenEx/Camera.cpp 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="navtree.css" rel="stylesheet" type="text/css"/> +<script type="text/javascript" src="resize.js"></script> +<script type="text/javascript" src="navtree.js"></script> +<script type="text/javascript"> + $(document).ready(initResizable); +</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">Starshatter_Open + </div> + <div id="projectbrief">Open source Starshatter engine</div> + </td> + </tr> + </tbody> +</table> +</div> +<!-- end header part --> +<!-- Generated by Doxygen 1.8.1 --> +<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="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> + <li><a href="globals.html"><span>File Members</span></a></li> + </ul> + </div> +</div><!-- top --> +<div id="side-nav" class="ui-resizable side-nav-resizable"> + <div id="nav-tree"> + <div id="nav-tree-contents"> + </div> + </div> + <div id="splitbar" style="-moz-user-select:none;" + class="ui-resizable-handle"> + </div> +</div> +<script type="text/javascript"> +$(document).ready(function(){initNavTree('_camera_8cpp.html','');}); +</script> +<div id="doc-content"> +<!-- 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>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Friends</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Macros</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 class="header"> + <div class="headertitle"> +<div class="title">Camera.cpp</div> </div> +</div><!--header--> +<div class="contents"> +<a href="_camera_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Project nGenEx</span></div> +<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Destroyer Studios LLC</span></div> +<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright © 1997-2004. All Rights Reserved.</span></div> +<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div> +<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> SUBSYSTEM: nGenEx.lib</span></div> +<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> FILE: Camera.cpp</span></div> +<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> AUTHOR: John DiCamillo</span></div> +<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"></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"> OVERVIEW</span></div> +<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> ========</span></div> +<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> Camera Class - Position and Point of View</span></div> +<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">*/</span></div> +<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> +<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="_mem_debug_8h.html">MemDebug.h</a>"</span></div> +<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "<a class="code" href="_camera_8h.html">Camera.h</a>"</span></div> +<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div> +<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// +--------------------------------------------------------------------+</span></div> +<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div> +<div class="line"><a name="l00020"></a><span class="lineno"><a class="code" href="class_camera.html#aa4747adcc770f9f32d507d7f5515c54e"> 20</a></span> <a class="code" href="class_camera.html#aa4747adcc770f9f32d507d7f5515c54e">Camera::Camera</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">double</span> z)</div> +<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> : pos(x,y,z)</div> +<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> { }</div> +<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> +<div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="class_camera.html#ad1897942d0ccf91052386388a497349f"> 24</a></span> <a class="code" href="class_camera.html#ad1897942d0ccf91052386388a497349f">Camera::~Camera</a>()</div> +<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> { }</div> +<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> +<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// +--------------------------------------------------------------------+</span></div> +<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> +<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keywordtype">void</span></div> +<div class="line"><a name="l00030"></a><span class="lineno"><a class="code" href="class_camera.html#a3c12e547329d78def633eca0c1ff81fb"> 30</a></span> <a class="code" href="class_camera.html#a3c12e547329d78def633eca0c1ff81fb">Camera::MoveTo</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y, <span class="keywordtype">double</span> z)</div> +<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div> +<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = x;</div> +<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = y;</div> +<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = z;</div> +<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> }</div> +<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div> +<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keywordtype">void</span></div> +<div class="line"><a name="l00038"></a><span class="lineno"><a class="code" href="class_camera.html#a0429137f38af59ad62eb3fb98566efb2"> 38</a></span> <a class="code" href="class_camera.html#a3c12e547329d78def633eca0c1ff81fb">Camera::MoveTo</a>(<span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>& p)</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="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = p.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>;</div> +<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = p.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div> +<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = p.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>;</div> +<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> }</div> +<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div> +<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// +--------------------------------------------------------------------+</span></div> +<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div> +<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keywordtype">void</span></div> +<div class="line"><a name="l00048"></a><span class="lineno"><a class="code" href="class_camera.html#aaa89ef034e2d1d82204071bede2256dc"> 48</a></span> <a class="code" href="class_camera.html#aaa89ef034e2d1d82204071bede2256dc">Camera::MoveBy</a>(<span class="keywordtype">double</span> dx, <span class="keywordtype">double</span> dy, <span class="keywordtype">double</span> dz)</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>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> += dx;</div> +<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> += dz;</div> +<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> += dy;</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> </div> +<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keywordtype">void</span></div> +<div class="line"><a name="l00056"></a><span class="lineno"><a class="code" href="class_camera.html#ae8599246e50c08d6dc8b14beb2cd7e0f"> 56</a></span> <a class="code" href="class_camera.html#aaa89ef034e2d1d82204071bede2256dc">Camera::MoveBy</a>(<span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>& p)</div> +<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> {</div> +<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> += p.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>;</div> +<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> += p.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div> +<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> += p.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>;</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="l00063"></a><span class="lineno"> 63</span> <span class="comment">// +--------------------------------------------------------------------+</span></div> +<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div> +<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keywordtype">void</span></div> +<div class="line"><a name="l00066"></a><span class="lineno"><a class="code" href="class_camera.html#a04eb689dabc8e56ec6098377d1321942"> 66</a></span> <a class="code" href="class_camera.html#a04eb689dabc8e56ec6098377d1321942">Camera::Clone</a>(<span class="keyword">const</span> <a class="code" href="class_camera.html">Camera</a>& cam)</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>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a> = cam.<a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a>;</div> +<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a> = cam.<a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>;</div> +<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> }</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="comment">// +--------------------------------------------------------------------+</span></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> <span class="keywordtype">void</span></div> +<div class="line"><a name="l00075"></a><span class="lineno"><a class="code" href="class_camera.html#a1fc91ecc45ae91bf5d9d347670753408"> 75</a></span> <a class="code" href="class_camera.html#ae0e2c221f049b6259251cac4c44a6c15">Camera::LookAt</a>(<span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>& target, <span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>& eye, <span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>& up)</div> +<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> {</div> +<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="struct_point.html">Point</a> zaxis = target - eye; zaxis.<a class="code" href="struct_point.html#a6efd403e2a6c0aa686e278d244d5e525">Normalize</a>();</div> +<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="struct_point.html">Point</a> xaxis = up.<a class="code" href="struct_point.html#ae600bcc9fe480e782a05fade3b78f8c0">cross</a>(zaxis); xaxis.<a class="code" href="struct_point.html#a6efd403e2a6c0aa686e278d244d5e525">Normalize</a>();</div> +<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="struct_point.html">Point</a> yaxis = zaxis.<a class="code" href="struct_point.html#ae600bcc9fe480e782a05fade3b78f8c0">cross</a>(xaxis); yaxis.<a class="code" href="struct_point.html#a6efd403e2a6c0aa686e278d244d5e525">Normalize</a>();</div> +<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div> +<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(0,0) = xaxis.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>;</div> +<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(0,1) = xaxis.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div> +<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(0,2) = xaxis.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>;</div> +<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div> +<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(1,0) = yaxis.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>;</div> +<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(1,1) = yaxis.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div> +<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(1,2) = yaxis.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>;</div> +<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div> +<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(2,0) = zaxis.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>;</div> +<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(2,1) = zaxis.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div> +<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <a class="code" href="class_camera.html#a436c6125ee4906bc206e989b1471c74d">orientation</a>(2,2) = zaxis.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>;</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>  <a class="code" href="class_camera.html#aaedfbcdcc08d79a7095e032fc36bf00b">pos</a> = eye;</div> +<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div> +<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div> +<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment">// +--------------------------------------------------------------------+</span></div> +<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div> +<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keywordtype">void</span></div> +<div class="line"><a name="l00099"></a><span class="lineno"><a class="code" href="class_camera.html#ae0e2c221f049b6259251cac4c44a6c15"> 99</a></span> <a class="code" href="class_camera.html#ae0e2c221f049b6259251cac4c44a6c15">Camera::LookAt</a>(<span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>& target)</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>  <span class="comment">// No navel gazing:</span></div> +<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">if</span> (target == <a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>())</div> +<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">return</span>;</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>  <a class="code" href="struct_point.html">Point</a> tgt, tmp = target - <a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>();</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>  <span class="comment">// Rotate into the view orientation:</span></div> +<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  tgt.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (tmp * <a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>());</div> +<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  tgt.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (tmp * <a class="code" href="class_camera.html#a38ab2061d58da025e9c95267505686ab">vup</a>());</div> +<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = (tmp * <a class="code" href="class_camera.html#a6767fa21da7413fe049cf64eed98f02f">vpn</a>());</div> +<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div> +<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">if</span> (tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> == 0) {</div> +<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="class_camera.html#af60842b1cef936d5d1fbf35e3f2ce58c">Pitch</a>(0.5);</div> +<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="class_camera.html#ac79dc292c4bbdc2d090646ee37ff0234">Yaw</a>(0.5);</div> +<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="class_camera.html#ae0e2c221f049b6259251cac4c44a6c15">LookAt</a>(target);</div> +<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">return</span>;</div> +<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  }</div> +<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div> +<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">double</span> az = atan(tgt.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>/tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>);</div> +<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordtype">double</span> el = atan(tgt.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>/tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>);</div> +<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div> +<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// if target is behind, offset by 180 degrees:</span></div> +<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">if</span> (tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> < 0)</div> +<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  az -= <a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>;</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="class_camera.html#af60842b1cef936d5d1fbf35e3f2ce58c">Pitch</a>(-el);</div> +<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="class_camera.html#ac79dc292c4bbdc2d090646ee37ff0234">Yaw</a>(az);</div> +<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div> +<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// roll to upright position:</span></div> +<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">double</span> deflection = <a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>().<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div> +<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">while</span> (fabs(deflection) > 0.001) {</div> +<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordtype">double</span> theta = asin(deflection/<a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>().length());</div> +<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="class_camera.html#aa678551b4a0fb7839dab3fe6cd781e65">Roll</a>(-theta);</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>  deflection = <a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>().<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div> +<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  }</div> +<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> }</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> </div> +<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment">// +--------------------------------------------------------------------+</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="keywordtype">bool</span></div> +<div class="line"><a name="l00143"></a><span class="lineno"><a class="code" href="class_camera.html#a88973e7224dd6c5c123af5e154e785bb"> 143</a></span> <a class="code" href="class_camera.html#a88973e7224dd6c5c123af5e154e785bb">Camera::Padlock</a>(<span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>& target, <span class="keywordtype">double</span> alimit, <span class="keywordtype">double</span> e_lo, <span class="keywordtype">double</span> e_hi)</div> +<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> {</div> +<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// No navel gazing:</span></div> +<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> (target == <a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>())</div> +<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> +<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div> +<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="struct_point.html">Point</a> tgt, tmp = target - <a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>();</div> +<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div> +<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// Rotate into the view orientation:</span></div> +<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  tgt.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (tmp * <a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>());</div> +<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  tgt.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (tmp * <a class="code" href="class_camera.html#a38ab2061d58da025e9c95267505686ab">vup</a>());</div> +<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = (tmp * <a class="code" href="class_camera.html#a6767fa21da7413fe049cf64eed98f02f">vpn</a>());</div> +<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div> +<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">if</span> (tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> == 0) {</div> +<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="class_camera.html#ac79dc292c4bbdc2d090646ee37ff0234">Yaw</a>(0.1);</div> +<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div> +<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  tgt.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (tmp * <a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>());</div> +<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  tgt.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (tmp * <a class="code" href="class_camera.html#a38ab2061d58da025e9c95267505686ab">vup</a>());</div> +<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = (tmp * <a class="code" href="class_camera.html#a6767fa21da7413fe049cf64eed98f02f">vpn</a>());</div> +<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div> +<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> (tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> == 0)</div> +<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</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> </div> +<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordtype">bool</span> locked = <span class="keyword">true</span>;</div> +<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordtype">double</span> az = atan(tgt.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>/tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>);</div> +<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">double</span> orig = az;</div> +<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div> +<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// if target is behind, offset by 180 degrees:</span></div> +<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">if</span> (tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> < 0)</div> +<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  az -= <a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>;</div> +<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div> +<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">while</span> (az > <a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>) az -= 2*<a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>;</div> +<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">while</span> (az < -<a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>) az += 2*<a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>;</div> +<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div> +<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">if</span> (alimit > 0) {</div> +<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">if</span> (az < -alimit) {</div> +<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  az = -alimit;</div> +<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  locked = <span class="keyword">false</span>;</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>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (az > alimit) {</div> +<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  az = alimit;</div> +<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  locked = <span class="keyword">false</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>  }</div> +<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div> +<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <a class="code" href="class_camera.html#ac79dc292c4bbdc2d090646ee37ff0234">Yaw</a>(az);</div> +<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div> +<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">// Rotate into the new view orientation:</span></div> +<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  tgt.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (tmp * <a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>());</div> +<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  tgt.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (tmp * <a class="code" href="class_camera.html#a38ab2061d58da025e9c95267505686ab">vup</a>());</div> +<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = (tmp * <a class="code" href="class_camera.html#a6767fa21da7413fe049cf64eed98f02f">vpn</a>());</div> +<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div> +<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordtype">double</span> el = atan(tgt.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>/tgt.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>);</div> +<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div> +<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> (e_lo > 0 && el < -e_lo) {</div> +<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  el = -e_lo;</div> +<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  locked = <span class="keyword">false</span>;</div> +<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div> +<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div> +<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (e_hi > 0 && el > e_hi) {</div> +<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  el = e_hi;</div> +<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  locked = <span class="keyword">false</span>;</div> +<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div> +<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div> +<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="class_camera.html#af60842b1cef936d5d1fbf35e3f2ce58c">Pitch</a>(-el);</div> +<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div> +<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">return</span> locked;</div> +<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> }</div> +<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div> +</div><!-- fragment --></div><!-- contents --> +</div><!-- doc-content --> +<!-- start footer part --> +<div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> + <ul> + <li class="navelem"><a class="el" href="dir_d6625d0f3efd9eb70ff961583505095b.html">nGenEx</a></li><li class="navelem"><a class="el" href="_camera_8cpp.html">Camera.cpp</a></li> + <li class="footer">Generated on Tue Jun 5 2012 20:46:20 for Starshatter_Open by + <a href="http://www.doxygen.org/index.html"> + <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.1 </li> + </ul> +</div> +</body> +</html> |