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-<div class="title">Projector.cpp</div> </div>
-</div><!--header-->
-<div class="contents">
-<a href="_projector_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>&#160;<span class="comment">/* Project nGenEx</span></div>
-<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> Destroyer Studios LLC</span></div>
-<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> Copyright © 1997-2004. All Rights Reserved.</span></div>
-<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"></span></div>
-<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> SUBSYSTEM: nGenEx.lib</span></div>
-<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> FILE: Projector.cpp</span></div>
-<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> AUTHOR: John DiCamillo</span></div>
-<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"></span></div>
-<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"></span></div>
-<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> OVERVIEW</span></div>
-<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> ========</span></div>
-<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> 3D Projection Camera class</span></div>
-<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment">*/</span></div>
-<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div>
-<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_mem_debug_8h.html">MemDebug.h</a>&quot;</span></div>
-<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_projector_8h.html">Projector.h</a>&quot;</span></div>
-<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div>
-<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div>
-<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">float</span> CLIP_PLANE_EPSILON = 0.0001f;</div>
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-<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="keywordtype">void</span> <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* fmt, ...);</div>
-<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div>
-<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div>
-<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keyword">static</span> <a class="code" href="class_camera.html">Camera</a> emergency_cam;</div>
-<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;</div>
-<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div>
-<div class="line"><a name="l00031"></a><span class="lineno"><a class="code" href="class_projector.html#a3dea9ea39ca8ce8aa34d0ef387b3fbd4"> 31</a></span>&#160;<a class="code" href="class_projector.html#a3dea9ea39ca8ce8aa34d0ef387b3fbd4">Projector::Projector</a>(<a class="code" href="class_window.html">Window</a>* window, <a class="code" href="class_camera.html">Camera</a>* cam)</div>
-<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;: camera(cam), infinite(0), depth_scale(1.0f), orthogonal(false), field_of_view(2)</div>
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-<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;{</div>
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-<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;}</div>
-<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;</div>
-<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="keywordtype">double</span></div>
-<div class="line"><a name="l00099"></a><span class="lineno"><a class="code" href="class_projector.html#a7823eb400424937bf91edcb565f0e989"> 99</a></span>&#160;<a class="code" href="class_projector.html#a7823eb400424937bf91edcb565f0e989">Projector::GetDepthScale</a>()<span class="keyword"> const</span></div>
-<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordflow">return</span> <a class="code" href="class_projector.html#ad603abce6a07d9f8e34eefc84e738901">depth_scale</a>;</div>
-<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;}</div>
-<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;</div>
-<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;<span class="keywordtype">int</span></div>
-<div class="line"><a name="l00105"></a><span class="lineno"><a class="code" href="class_projector.html#a171bd11f7dd28f6fe87427dfc915ac6a"> 105</a></span>&#160;<a class="code" href="class_projector.html#a171bd11f7dd28f6fe87427dfc915ac6a">Projector::SetInfinite</a>(<span class="keywordtype">int</span> i)</div>
-<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;{</div>
-<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordtype">int</span> old = <a class="code" href="class_projector.html#aec9cae6c66bb8c3725198299ddcf0f8d">infinite</a>;</div>
-<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <a class="code" href="class_projector.html#aec9cae6c66bb8c3725198299ddcf0f8d">infinite</a> = i;</div>
-<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">return</span> old;</div>
-<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;}</div>
-<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;</div>
-<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;</div>
-<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00115"></a><span class="lineno"><a class="code" href="class_projector.html#a697cc10897fa7d1ed2b210e8bc8f0416"> 115</a></span>&#160;<a class="code" href="class_projector.html#a697cc10897fa7d1ed2b210e8bc8f0416">Projector::StartFrame</a>()</div>
-<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;{</div>
-<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <a class="code" href="class_projector.html#a72f9efe944bf3846c54308c378de6ae9">SetUpFrustum</a>();</div>
-<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <a class="code" href="class_projector.html#a5df19d18d7709c8fd89d0081da515d12">SetWorldSpace</a>();</div>
-<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;}</div>
-<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;</div>
-<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;<span class="comment">// Transform a point from worldspace to viewspace.</span></div>
-<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;</div>
-<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00126"></a><span class="lineno"><a class="code" href="class_projector.html#add21d33e99c41fb24985cd28b31b136c"> 126</a></span>&#160;<a class="code" href="class_projector.html#add21d33e99c41fb24985cd28b31b136c">Projector::Transform</a>(<a class="code" href="struct_vec3.html">Vec3</a>&amp; vec)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <a class="code" href="struct_vec3.html">Vec3</a> tvert = vec;</div>
-<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;</div>
-<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="comment">// Translate into a viewpoint-relative coordinate</span></div>
-<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="class_projector.html#aec9cae6c66bb8c3725198299ddcf0f8d">infinite</a>)</div>
-<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; tvert -= <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>();</div>
-<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;</div>
-<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="comment">// old method:</span></div>
-<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; vec.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = (tvert * <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>());</div>
-<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; vec.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = (tvert * <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a38ab2061d58da025e9c95267505686ab">vup</a>());</div>
-<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; vec.<a class="code" href="struct_vec3.html#a64f3f00cd2dd9076999eeb2f05210388">z</a> = (tvert * <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a6767fa21da7413fe049cf64eed98f02f">vpn</a>());</div>
-<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;</div>
-<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="comment">// Rotate into the view orientation</span></div>
-<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="comment">// vec = tvert * camera-&gt;Orientation();</span></div>
-<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;}</div>
-<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;</div>
-<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="comment">// Transform a point from worldspace to viewspace.</span></div>
-<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;</div>
-<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00148"></a><span class="lineno"><a class="code" href="class_projector.html#a24293573a220a6fd48deb753afe90a2d"> 148</a></span>&#160;<a class="code" href="class_projector.html#add21d33e99c41fb24985cd28b31b136c">Projector::Transform</a>(<a class="code" href="struct_point.html">Point</a>&amp; point)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <a class="code" href="struct_point.html">Point</a> tvert = point;</div>
-<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;</div>
-<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="comment">// Translate into a viewpoint-relative coordinate</span></div>
-<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="class_projector.html#aec9cae6c66bb8c3725198299ddcf0f8d">infinite</a>)</div>
-<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; tvert -= <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>();</div>
-<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;</div>
-<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="comment">// old method:</span></div>
-<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; point.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (tvert * <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a276d8f65ae6c09a07add9f63bd356704">vrt</a>());</div>
-<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; point.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (tvert * <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a38ab2061d58da025e9c95267505686ab">vup</a>());</div>
-<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; point.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = (tvert * <a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a6767fa21da7413fe049cf64eed98f02f">vpn</a>());</div>
-<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;</div>
-<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="comment">// Rotate into the view orientation</span></div>
-<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="comment">// point = tvert * camera-&gt;Orientation();</span></div>
-<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;}</div>
-<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;</div>
-<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
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-<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;<span class="comment">// Use projected Z to determine apparent radius of object.</span></div>
-<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;</div>
-<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;<span class="keywordtype">float</span></div>
-<div class="line"><a name="l00172"></a><span class="lineno"><a class="code" href="class_projector.html#aff07007f4f61c0eef1676ec218884c27"> 172</a></span>&#160;<a class="code" href="class_projector.html#aff07007f4f61c0eef1676ec218884c27">Projector::ProjectRadius</a>(<span class="keyword">const</span> <a class="code" href="struct_vec3.html">Vec3</a>&amp; v, <span class="keywordtype">float</span> radius)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keywordflow">return</span> (<span class="keywordtype">float</span>) fabs((radius * <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a>) / v.<a class="code" href="struct_vec3.html#a64f3f00cd2dd9076999eeb2f05210388">z</a>);</div>
-<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;}</div>
-<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;</div>
-<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160;<span class="comment">// IN PLACE PROJECTION OF POINT</span></div>
-<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<span class="comment">// Project a viewspace point into screen coordinates.</span></div>
-<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;<span class="comment">// Note that the y axis goes up in worldspace and viewspace, but</span></div>
-<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;<span class="comment">// goes down in screenspace.</span></div>
-<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;</div>
-<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00185"></a><span class="lineno"><a class="code" href="class_projector.html#a29d7a2c159c1ba92c56e24fe2db399ea"> 185</a></span>&#160;<a class="code" href="class_projector.html#a29d7a2c159c1ba92c56e24fe2db399ea">Projector::Project</a>(<a class="code" href="struct_vec3.html">Vec3</a>&amp; v, <span class="keywordtype">bool</span> <a class="code" href="_multi_controller_8cpp.html#ab4386a3c477c99034324a61c197c27d4">clamp</a>)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="keywordtype">double</span> zrecip;</div>
-<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;</div>
-<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="class_projector.html#a90464faee2f797a7c9621fd03184cba1">orthogonal</a>) {</div>
-<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="keywordtype">double</span> scale = <a class="code" href="class_projector.html#a50e2e1ff4d4124296d2879de4f0dc5e3">field_of_view</a>/2;</div>
-<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = (float) (<a class="code" href="class_projector.html#ab77e4a3b1f98bcb89239d50d9e036c0e">xcenter</a> + scale * v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a>);</div>
-<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = (float) (<a class="code" href="class_projector.html#a20e51ff915afea07c6a4c9a86303f441">height</a> - (<a class="code" href="class_projector.html#a0bb898f0dc68049f9e4018964cb07c30">ycenter</a> + scale * v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a>));</div>
-<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; v.<a class="code" href="struct_vec3.html#a64f3f00cd2dd9076999eeb2f05210388">z</a> = (float) (0.0f);</div>
-<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; }</div>
-<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;</div>
-<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <span class="keywordflow">else</span> {</div>
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-<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="comment">//zrecip = 2 * 0.97 / v.z; -- what the heck was this version used for?</span></div>
-<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;</div>
-<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; zrecip = 2 / v.<a class="code" href="struct_vec3.html#a64f3f00cd2dd9076999eeb2f05210388">z</a>;</div>
-<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = (float) (<a class="code" href="class_projector.html#ab77e4a3b1f98bcb89239d50d9e036c0e">xcenter</a> + <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> * zrecip);</div>
-<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = (float) (<a class="code" href="class_projector.html#a20e51ff915afea07c6a4c9a86303f441">height</a> - (<a class="code" href="class_projector.html#a0bb898f0dc68049f9e4018964cb07c30">ycenter</a> + <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> * zrecip));</div>
-<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; v.<a class="code" href="struct_vec3.html#a64f3f00cd2dd9076999eeb2f05210388">z</a> = (float) (1 - zrecip);</div>
-<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; }</div>
-<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;</div>
-<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <span class="comment">// clamp the point to the viewport:</span></div>
-<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; <span class="keywordflow">if</span> (clamp) {</div>
-<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> &lt; <a class="code" href="class_projector.html#a7204cf886f4aa8ba1a135a623fe24560">xclip0</a>) v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = <a class="code" href="class_projector.html#a7204cf886f4aa8ba1a135a623fe24560">xclip0</a>;</div>
-<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> &gt; <a class="code" href="class_projector.html#a5740968f97d83d2cb1c5785526b4edfe">xclip1</a>) v.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = <a class="code" href="class_projector.html#a5740968f97d83d2cb1c5785526b4edfe">xclip1</a>;</div>
-<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> &lt; <a class="code" href="class_projector.html#a313112be1309fa332ec912ec3522eb97">yclip0</a>) v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = <a class="code" href="class_projector.html#a313112be1309fa332ec912ec3522eb97">yclip0</a>;</div>
-<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> &gt; <a class="code" href="class_projector.html#abc5cd1f3176630a29e18365da49bde62">yclip1</a>) v.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = <a class="code" href="class_projector.html#abc5cd1f3176630a29e18365da49bde62">yclip1</a>;</div>
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-<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;</div>
-<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
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-<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="comment">// Project a viewspace point into screen coordinates.</span></div>
-<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160;<span class="comment">// Note that the y axis goes up in worldspace and viewspace, but</span></div>
-<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;<span class="comment">// goes down in screenspace.</span></div>
-<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;</div>
-<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00223"></a><span class="lineno"><a class="code" href="class_projector.html#a57247a0cf290dd7a4bfce9b5863de5ba"> 223</a></span>&#160;<a class="code" href="class_projector.html#a29d7a2c159c1ba92c56e24fe2db399ea">Projector::Project</a>(<a class="code" href="struct_point.html">Point</a>&amp; v, <span class="keywordtype">bool</span> <a class="code" href="_multi_controller_8cpp.html#ab4386a3c477c99034324a61c197c27d4">clamp</a>)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; <span class="keywordtype">double</span> zrecip;</div>
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-<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; <span class="keywordtype">double</span> scale = <a class="code" href="class_projector.html#a50e2e1ff4d4124296d2879de4f0dc5e3">field_of_view</a>/2;</div>
-<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (<a class="code" href="class_projector.html#ab77e4a3b1f98bcb89239d50d9e036c0e">xcenter</a> + scale * v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>);</div>
-<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (<a class="code" href="class_projector.html#a20e51ff915afea07c6a4c9a86303f441">height</a> - (<a class="code" href="class_projector.html#a0bb898f0dc68049f9e4018964cb07c30">ycenter</a> + scale * v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>));</div>
-<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; v.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = 0;</div>
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-<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (<a class="code" href="class_projector.html#ab77e4a3b1f98bcb89239d50d9e036c0e">xcenter</a> + 2 * <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> * zrecip);</div>
-<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (<a class="code" href="class_projector.html#a20e51ff915afea07c6a4c9a86303f441">height</a> - (<a class="code" href="class_projector.html#a0bb898f0dc68049f9e4018964cb07c30">ycenter</a> + 2 * <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> * zrecip));</div>
-<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; v.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = (1 - zrecip);</div>
-<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; }</div>
-<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160;</div>
-<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; <span class="comment">// clamp the point to the viewport:</span></div>
-<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; <span class="keywordflow">if</span> (clamp) {</div>
-<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> &lt; <a class="code" href="class_projector.html#a7204cf886f4aa8ba1a135a623fe24560">xclip0</a>) v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = <a class="code" href="class_projector.html#a7204cf886f4aa8ba1a135a623fe24560">xclip0</a>;</div>
-<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> &gt; <a class="code" href="class_projector.html#a5740968f97d83d2cb1c5785526b4edfe">xclip1</a>) v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = <a class="code" href="class_projector.html#a5740968f97d83d2cb1c5785526b4edfe">xclip1</a>;</div>
-<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> &lt; <a class="code" href="class_projector.html#a313112be1309fa332ec912ec3522eb97">yclip0</a>) v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = <a class="code" href="class_projector.html#a313112be1309fa332ec912ec3522eb97">yclip0</a>;</div>
-<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; <span class="keywordflow">if</span> (v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> &gt; <a class="code" href="class_projector.html#abc5cd1f3176630a29e18365da49bde62">yclip1</a>) v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = <a class="code" href="class_projector.html#abc5cd1f3176630a29e18365da49bde62">yclip1</a>;</div>
-<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; }</div>
-<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160;}</div>
-<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160;</div>
-<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160;<span class="comment">// IN PLACE UN-PROJECTION OF POINT</span></div>
-<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160;<span class="comment">// Convert a point in screen coordinates back to viewspace.</span></div>
-<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160;<span class="comment">// Note that the y axis goes up in worldspace and viewspace, but</span></div>
-<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160;<span class="comment">// goes down in screenspace.</span></div>
-<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160;</div>
-<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00258"></a><span class="lineno"><a class="code" href="class_projector.html#a6b2e7e15c2a2470e772fe82ab2afeea2"> 258</a></span>&#160;<a class="code" href="class_projector.html#a6b2e7e15c2a2470e772fe82ab2afeea2">Projector::Unproject</a>(<a class="code" href="struct_point.html">Point</a>&amp; v)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; <span class="keywordtype">double</span> zrecip = 1 / v.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a>;</div>
-<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160;</div>
-<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; <span class="comment">/***</span></div>
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-<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160;<span class="comment">v.x = (xcenter + maxscale * v.x * zrecip);</span></div>
-<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160;<span class="comment">v.y = (height - (ycenter + maxscale * v.y * zrecip));</span></div>
-<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160;<span class="comment">v.z = (1 - zrecip);</span></div>
-<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160;<span class="comment">***/</span></div>
-<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160;</div>
-<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160; v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = ( v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> - <a class="code" href="class_projector.html#ab77e4a3b1f98bcb89239d50d9e036c0e">xcenter</a>) / (<a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * zrecip);</div>
-<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (<a class="code" href="class_projector.html#a20e51ff915afea07c6a4c9a86303f441">height</a> - v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> - <a class="code" href="class_projector.html#a0bb898f0dc68049f9e4018964cb07c30">ycenter</a>) / (<a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * zrecip);</div>
-<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160;}</div>
-<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160;</div>
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-<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160;<span class="comment">// Project a viewspace point into screen coordinates.</span></div>
-<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160;<span class="comment">// Note that the y axis goes up in worldspace and viewspace, but</span></div>
-<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160;<span class="comment">// goes down in screenspace.</span></div>
-<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160;</div>
-<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00281"></a><span class="lineno"><a class="code" href="class_projector.html#a66c25e4f5a1085a1b039b03f9260bf7f"> 281</a></span>&#160;<a class="code" href="class_projector.html#a66c25e4f5a1085a1b039b03f9260bf7f">Projector::ProjectRect</a>(<a class="code" href="struct_point.html">Point</a>&amp; v, <span class="keywordtype">double</span>&amp; w, <span class="keywordtype">double</span>&amp; h)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160;<span class="keyword"></span>{</div>
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-<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160;</div>
-<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="class_projector.html#a90464faee2f797a7c9621fd03184cba1">orthogonal</a>) {</div>
-<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; <span class="keywordtype">double</span> scale = <a class="code" href="class_projector.html#a50e2e1ff4d4124296d2879de4f0dc5e3">field_of_view</a>/2;</div>
-<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a> = (<a class="code" href="class_projector.html#ab77e4a3b1f98bcb89239d50d9e036c0e">xcenter</a> + scale * v.<a class="code" href="struct_point.html#ab99c56589bc8ad5fa5071387110a5bc7">x</a>);</div>
-<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160; v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (<a class="code" href="class_projector.html#a20e51ff915afea07c6a4c9a86303f441">height</a> - (<a class="code" href="class_projector.html#a0bb898f0dc68049f9e4018964cb07c30">ycenter</a> + scale * v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>));</div>
-<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; v.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = 0;</div>
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-<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> = (<a class="code" href="class_projector.html#a20e51ff915afea07c6a4c9a86303f441">height</a> - (<a class="code" href="class_projector.html#a0bb898f0dc68049f9e4018964cb07c30">ycenter</a> + 2 * <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * v.<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a> * zrecip));</div>
-<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160; v.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> = (1 - Z_NEAR*zrecip);</div>
-<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;</div>
-<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; w *= <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * zrecip;</div>
-<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; h *= <a class="code" href="class_projector.html#af5b4db205941cdf2df576cc4400a1dcb">maxscale</a> * zrecip;</div>
-<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; }</div>
-<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;}</div>
-<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;</div>
-<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;<span class="comment">// Set up a clip plane with the specified normal.</span></div>
-<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160;</div>
-<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00308"></a><span class="lineno"><a class="code" href="class_projector.html#aaa9796b992aae72b7b9daa17de393b57"> 308</a></span>&#160;<a class="code" href="class_projector.html#aaa9796b992aae72b7b9daa17de393b57">Projector::SetWorldspaceClipPlane</a>(<a class="code" href="struct_vec3.html">Vec3</a>&amp; normal, <a class="code" href="struct_plane.html">Plane</a>&amp; plane)</div>
-<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160;{</div>
-<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160; <span class="comment">// Rotate the plane normal into worldspace</span></div>
-<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <a class="code" href="class_projector.html#af621eadeb953c933d2e490ec5d1e6704">ViewToWorld</a>(normal, plane.<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a>);</div>
-<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160; plane.<a class="code" href="struct_plane.html#a6ad7fdbb1461aa0527eb1f6745e10962">distance</a> = (float) (<a class="code" href="class_projector.html#a137a33c132cad67bc756f91573d2ee8d">camera</a>-&gt;<a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>() * plane.<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a> + CLIP_PLANE_EPSILON);</div>
-<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160;}</div>
-<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160;</div>
-<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160;<span class="comment">// Set up the planes of the frustum, in worldspace coordinates.</span></div>
-<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160;</div>
-<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160;<span class="keywordtype">void</span></div>
-<div class="line"><a name="l00320"></a><span class="lineno"><a class="code" href="class_projector.html#a72f9efe944bf3846c54308c378de6ae9"> 320</a></span>&#160;<a class="code" href="class_projector.html#a72f9efe944bf3846c54308c378de6ae9">Projector::SetUpFrustum</a>()</div>
-<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160;{</div>
-<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; <span class="keywordtype">double</span> angle, s, c;</div>
-<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160; <a class="code" href="struct_vec3.html">Vec3</a> normal;</div>
-<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160;</div>
-<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160; angle = <a class="code" href="class_projector.html#ae94b7cd2c8cf79e09af05ede625164e3">XAngle</a>();</div>
-<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; s = sin(angle);</div>
-<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160; c = cos(angle);</div>
-<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160;</div>
-<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160; <span class="comment">// Left clip plane</span></div>
-<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; normal.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = (float) s;</div>
-<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; normal.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = (float) 0;</div>
-<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; normal.<a class="code" href="struct_vec3.html#a64f3f00cd2dd9076999eeb2f05210388">z</a> = (float) c;</div>
-<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[0].<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a> = normal;</div>
-<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[0].<a class="code" href="struct_plane.html#a6ad7fdbb1461aa0527eb1f6745e10962">distance</a> = CLIP_PLANE_EPSILON;</div>
-<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; <a class="code" href="class_projector.html#aaa9796b992aae72b7b9daa17de393b57">SetWorldspaceClipPlane</a>(normal, <a class="code" href="class_projector.html#af7abd1458dadb1a16453bfa7b74580bf">world_planes</a>[0]);</div>
-<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160;</div>
-<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160; <span class="comment">// Right clip plane</span></div>
-<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; normal.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = (float) -s;</div>
-<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[1].<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a> = normal;</div>
-<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[1].<a class="code" href="struct_plane.html#a6ad7fdbb1461aa0527eb1f6745e10962">distance</a> = CLIP_PLANE_EPSILON;</div>
-<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160; <a class="code" href="class_projector.html#aaa9796b992aae72b7b9daa17de393b57">SetWorldspaceClipPlane</a>(normal, <a class="code" href="class_projector.html#af7abd1458dadb1a16453bfa7b74580bf">world_planes</a>[1]);</div>
-<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160;</div>
-<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160; angle = <a class="code" href="class_projector.html#a971223ccc29717660854d537defa38e9">YAngle</a>();</div>
-<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160; s = sin(angle);</div>
-<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160; c = cos(angle);</div>
-<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160;</div>
-<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160; <span class="comment">// Bottom clip plane</span></div>
-<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160; normal.<a class="code" href="struct_vec3.html#a2814580e9b9372738c0a61197ea46b51">x</a> = (float) 0;</div>
-<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; normal.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = (float) s;</div>
-<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160; normal.<a class="code" href="struct_vec3.html#a64f3f00cd2dd9076999eeb2f05210388">z</a> = (float) c;</div>
-<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[2].<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a> = normal;</div>
-<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[2].<a class="code" href="struct_plane.html#a6ad7fdbb1461aa0527eb1f6745e10962">distance</a> = CLIP_PLANE_EPSILON;</div>
-<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160; <a class="code" href="class_projector.html#aaa9796b992aae72b7b9daa17de393b57">SetWorldspaceClipPlane</a>(normal, <a class="code" href="class_projector.html#af7abd1458dadb1a16453bfa7b74580bf">world_planes</a>[2]);</div>
-<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160;</div>
-<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160; <span class="comment">// Top clip plane</span></div>
-<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160; normal.<a class="code" href="struct_vec3.html#abc1d241232cb04aa98217a942402ae68">y</a> = (float) -s;</div>
-<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[3].<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a> = normal;</div>
-<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160; <a class="code" href="class_projector.html#ab92dedfb8c690cd9eb11f7050c7174c8">view_planes</a>[3].<a class="code" href="struct_plane.html#a6ad7fdbb1461aa0527eb1f6745e10962">distance</a> = CLIP_PLANE_EPSILON;</div>
-<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160; <a class="code" href="class_projector.html#aaa9796b992aae72b7b9daa17de393b57">SetWorldspaceClipPlane</a>(normal, <a class="code" href="class_projector.html#af7abd1458dadb1a16453bfa7b74580bf">world_planes</a>[3]);</div>
-<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160;}</div>
-<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160;</div>
-<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160;<span class="comment">// Clip the point against the frustum and return 1 if partially inside</span></div>
-<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160;<span class="comment">// Return 2 if completely inside</span></div>
-<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160;</div>
-<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160;<span class="keywordtype">int</span></div>
-<div class="line"><a name="l00368"></a><span class="lineno"><a class="code" href="class_projector.html#a3bbbe83d9781f286738e24078a500658"> 368</a></span>&#160;<a class="code" href="class_projector.html#a3bbbe83d9781f286738e24078a500658">Projector::IsVisible</a>(<span class="keyword">const</span> <a class="code" href="struct_vec3.html">Vec3</a>&amp; v, <span class="keywordtype">float</span> radius)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160; <span class="keywordtype">int</span> visible = 1;</div>
-<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160; <span class="keywordtype">int</span> complete = 1;</div>
-<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160;</div>
-<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160; <a class="code" href="struct_plane.html">Plane</a>* plane = (<a class="code" href="struct_plane.html">Plane</a>*) <a class="code" href="class_projector.html#a0682d7ef389d83b44dc9b7b88ddaa187">frustum_planes</a>;</div>
-<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="class_projector.html#aec9cae6c66bb8c3725198299ddcf0f8d">infinite</a>) {</div>
-<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160; complete = 0;</div>
-<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160;</div>
-<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; visible &amp;&amp; (i &lt; <a class="code" href="class_projector.html#a9ea7a82cdde73f84b5dd34a70e7f5665a28b4c4ad91fe6f01307c97062386ca70">NUM_FRUSTUM_PLANES</a>); i++) {</div>
-<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160; visible = ((v * plane-&gt;<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a>) &gt;= CLIP_PLANE_EPSILON);</div>
-<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160; plane++;</div>
-<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160; }</div>
-<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160; }</div>
-<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160; <span class="keywordflow">else</span> {</div>
-<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; visible &amp;&amp; (i &lt; <a class="code" href="class_projector.html#a9ea7a82cdde73f84b5dd34a70e7f5665a28b4c4ad91fe6f01307c97062386ca70">NUM_FRUSTUM_PLANES</a>); i++) {</div>
-<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160; <span class="keywordtype">float</span> dot = v * plane-&gt;<a class="code" href="struct_plane.html#a4fca1d30bfad2542c8e38aa32ff13655">normal</a>;</div>
-<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160; visible = ((dot + radius) &gt;= plane-&gt;<a class="code" href="struct_plane.html#a6ad7fdbb1461aa0527eb1f6745e10962">distance</a>);</div>
-<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160; complete = complete &amp;&amp; ((dot - radius) &gt;= plane-&gt;<a class="code" href="struct_plane.html#a6ad7fdbb1461aa0527eb1f6745e10962">distance</a>);</div>
-<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160; plane++;</div>
-<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160; }</div>
-<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160; }</div>
-<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160;</div>
-<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160; <span class="keywordflow">return</span> visible + complete;</div>
-<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160;}</div>
-<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160;</div>
-<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160;<span class="comment">// Clip the bouding point against the frustum and return non zero</span></div>
-<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160;<span class="comment">// if at least partially inside. This version is not terribly</span></div>
-<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160;<span class="comment">// efficient as it checks all eight box corners rather than just</span></div>
-<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160;<span class="comment">// the minimum two.</span></div>
-<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
-<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160;</div>
-<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160;<span class="keywordtype">int</span></div>
-<div class="line"><a name="l00402"></a><span class="lineno"><a class="code" href="class_projector.html#a5cc78dfff1937c498cc27ae2d15bda4d"> 402</a></span>&#160;<a class="code" href="class_projector.html#a5cc78dfff1937c498cc27ae2d15bda4d">Projector::IsBoxVisible</a>(<span class="keyword">const</span> <a class="code" href="struct_point.html">Point</a>* p)<span class="keyword"> const</span></div>
-<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160;<span class="keyword"></span>{</div>
-<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160; <span class="keywordtype">int</span> i, j, outside = 0;</div>
-<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160;</div>
-<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160; <span class="comment">// if all eight corners are outside of the same</span></div>
-<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160; <span class="comment">// frustrum plane, then the box is not visible</span></div>
-<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160; <a class="code" href="struct_plane.html">Plane</a>* plane = (<a class="code" href="struct_plane.html">Plane</a>*) <a class="code" href="class_projector.html#a0682d7ef389d83b44dc9b7b88ddaa187">frustum_planes</a>;</div>
-<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160;</div>
-<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="class_projector.html#aec9cae6c66bb8c3725198299ddcf0f8d">infinite</a>) {</div>
-<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160; <span class="keywordflow">for</span> (i = 0; !outside &amp;&amp; (i &lt; <a class="code" href="class_projector.html#a9ea7a82cdde73f84b5dd34a70e7f5665a28b4c4ad91fe6f01307c97062386ca70">NUM_FRUSTUM_PLANES</a>); i++) {</div>
-<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160; <span class="keywordflow">for</span> (j = 0; j &lt; 8; j++)</div>
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-<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160;</div>
-<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160; <span class="keywordflow">if</span> (outside &lt; 8)</div>
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-<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160;</div>
-<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160; plane++;</div>
-<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160; }</div>
-<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160; }</div>
-<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>&#160; <span class="keywordflow">else</span> {</div>
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-<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160; <span class="keywordflow">for</span> (j = 0; j &lt; 8; j++)</div>
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-<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160;</div>
-<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160; <span class="keywordflow">if</span> (outside &lt; 8)</div>
-<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160; outside = 0;</div>
-<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160;</div>
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