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<div class="header">
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<div class="title">TerrainRegion.cpp</div>  </div>
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<a href="_terrain_region_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 Starshatter 4.5</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 © 1997-2005. 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:    Stars.exe</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">        FILE:         TerrainRegion.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">        Various Heavenly Bodies</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="_terrain_region_8h.html">TerrainRegion.h</a>&quot;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_sky_8h.html">Sky.h</a>&quot;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_terrain_haze_8h.html">TerrainHaze.h</a>&quot;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_terrain_layer_8h.html">TerrainLayer.h</a>&quot;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_sim_8h.html">Sim.h</a>&quot;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_stars45_2_grid_8h.html">Grid.h</a>&quot;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_camera_director_8h.html">CameraDirector.h</a>&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_h_u_d_view_8h.html">HUDView.h</a>&quot;</span></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="preprocessor">#include &quot;<a class="code" href="_game_8h.html">Game.h</a>&quot;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_sound_8h.html">Sound.h</a>&quot;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_solid_8h.html">Solid.h</a>&quot;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_sprite_8h.html">Sprite.h</a>&quot;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_light_8h.html">Light.h</a>&quot;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_bitmap_8h.html">Bitmap.h</a>&quot;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_data_loader_8h.html">DataLoader.h</a>&quot;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_scene_8h.html">Scene.h</a>&quot;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_parse_util_8h.html">ParseUtil.h</a>&quot;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment">// +====================================================================+</span></div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div>
<div class="line"><a name="l00037"></a><span class="lineno"><a class="code" href="class_terrain_region.html#a548a120cd075a9dcae400bf4d586e26b">   37</a></span>&#160;<a class="code" href="class_terrain_region.html#a548a120cd075a9dcae400bf4d586e26b">TerrainRegion::TerrainRegion</a>(<a class="code" href="class_star_system.html">StarSystem</a>* s, <span class="keyword">const</span> <span class="keywordtype">char</span>* n, <span class="keywordtype">double</span> r, <a class="code" href="class_orbital.html">Orbital</a>* p)</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;: <a class="code" href="class_orbital_region.html">OrbitalRegion</a>(s, n, 0.0, r, 0.0, p),</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;scale(10e3),</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;mtnscale(1e3),</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;fog_density(0),</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;fog_scale(0),</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;day_phase(0),</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;eclipsed(false)</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;{</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;        <a class="code" href="class_orbital.html#a83cf57825e72bb1d55f9d876e774b845">type</a> = <a class="code" href="class_orbital.html#a6bd04e50791bd4607a258132d1cf9eb3a20cebd0fca47514a5dd45ed9bdaab92e">TERRAIN</a>;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>) {</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;                <a class="code" href="class_orbital.html#a43bb8ecbcbfaed1ba09869ceb03fb56a">orbit</a>  = <a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>-&gt;<a class="code" href="class_orbital.html#ae0fff0f5550afec3e1c0d5562f9ac489">Radius</a>();</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;                <a class="code" href="class_orbital.html#a6ebc0dab8ed516562101254e5668d463">period</a> = <a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>-&gt;<a class="code" href="class_orbital.html#a208b5219200e5e8903d9b385ebd42bfa">Rotation</a>();</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;        }</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        <a class="code" href="class_terrain_region.html#a5ceab6d738d3dd69ade13f86bcb3899a">clouds_alt_high</a> = 12.0e3;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        <a class="code" href="class_terrain_region.html#a007e0ae16aa40f480d623184a9ed0486">clouds_alt_low</a>  =  8.0e3;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        <a class="code" href="class_terrain_region.html#a4b02454b648fbd664970c7bfab7ca876">Update</a>();</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;}</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="code" href="class_terrain_region.html#a05e7b26e469886664f377df1b2098fee">   61</a></span>&#160;<a class="code" href="class_terrain_region.html#a05e7b26e469886664f377df1b2098fee">TerrainRegion::~TerrainRegion</a>()</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;{</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <a class="code" href="class_terrain_region.html#ad00644ed494ad25ac834392114fd1f34">layers</a>.<a class="code" href="class_list.html#a2c39145db843e6fc3fe5e835cd52b68d">destroy</a>();</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;}</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="code" href="class_terrain_region.html#a4b02454b648fbd664970c7bfab7ca876">   69</a></span>&#160;<a class="code" href="class_terrain_region.html#a4b02454b648fbd664970c7bfab7ca876">TerrainRegion::Update</a>()</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;{</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="class_orbital.html#a8685b6c2188136e3635525363a90b5e7">system</a> &amp;&amp; <a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>) {</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;                <a class="code" href="class_orbital.html#a7e33a8547b9a07210737de90fb82efab">phase</a> = <a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>-&gt;<a class="code" href="class_orbital.html#a0ed2fe9cf38600ca9e5c1b250b16a569">RotationPhase</a>();</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;                <a class="code" href="class_orbital.html#a3096589fcf7160885d6735989a59d63c">loc</a>   = <a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>-&gt;<a class="code" href="class_orbital.html#ae3453af73dc7a8a7cc1b009f09fca175">Location</a>() + <a class="code" href="struct_point.html">Point</a>((<span class="keywordtype">double</span>) (<a class="code" href="class_orbital.html#a43bb8ecbcbfaed1ba09869ceb03fb56a">orbit</a> * cos(<a class="code" href="class_orbital.html#a7e33a8547b9a07210737de90fb82efab">phase</a>)),</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;                (<span class="keywordtype">double</span>) (<a class="code" href="class_orbital.html#a43bb8ecbcbfaed1ba09869ceb03fb56a">orbit</a> * sin(<a class="code" href="class_orbital.html#a7e33a8547b9a07210737de90fb82efab">phase</a>)),</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;                0);</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;        }</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="class_orbital.html#a76f5499eee1998793ea83cd85700feec">rep</a>)</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        <a class="code" href="class_orbital.html#a76f5499eee1998793ea83cd85700feec">rep</a>-&gt;<a class="code" href="class_graphic.html#af8bec5b637e4925c65fb77d8234fb266">MoveTo</a>(<a class="code" href="class_orbital.html#a3096589fcf7160885d6735989a59d63c">loc</a>.<a class="code" href="struct_point.html#a2a1fb1f8b18b27891423e3362561d6b0">OtherHand</a>());</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        <span class="comment">// calc day phase:</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <a class="code" href="class_orbital_body.html">OrbitalBody</a>* star = <a class="code" href="class_orbital.html#a8685b6c2188136e3635525363a90b5e7">system</a>-&gt;<a class="code" href="class_star_system.html#a68cb9a3a60039efbdb02eb1b8a0bf733">Bodies</a>()[0];</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        <a class="code" href="struct_point.html">Point</a> tvpn = <a class="code" href="class_orbital.html#ae3453af73dc7a8a7cc1b009f09fca175">Location</a>() - <a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>-&gt;<a class="code" href="class_orbital.html#ae3453af73dc7a8a7cc1b009f09fca175">Location</a>();</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        <a class="code" href="struct_point.html">Point</a> tvst = star-&gt;<a class="code" href="class_orbital.html#ae3453af73dc7a8a7cc1b009f09fca175">Location</a>() - <a class="code" href="class_orbital.html#a1f7153a39ad2a59e3a0bf01787495f39">primary</a>-&gt;<a class="code" href="class_orbital.html#ae3453af73dc7a8a7cc1b009f09fca175">Location</a>();</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        tvpn.<a class="code" href="struct_point.html#a6efd403e2a6c0aa686e278d244d5e525">Normalize</a>();</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        tvst.<a class="code" href="struct_point.html#a6efd403e2a6c0aa686e278d244d5e525">Normalize</a>();</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;        <a class="code" href="class_terrain_region.html#a39fe81e34b478094a995a96631f6664c">day_phase</a> = acos(tvpn * tvst) + <a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <a class="code" href="struct_point.html">Point</a> meridian = tvpn.<a class="code" href="struct_point.html#ae600bcc9fe480e782a05fade3b78f8c0">cross</a>(tvst);</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keywordflow">if</span> (meridian.<a class="code" href="struct_point.html#a05ba3b1dfcb19430582ae953cbbfbded">z</a> &lt; 0) {</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;                <a class="code" href="class_terrain_region.html#a39fe81e34b478094a995a96631f6664c">day_phase</a> = 2*<a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a> - <a class="code" href="class_terrain_region.html#a39fe81e34b478094a995a96631f6664c">day_phase</a>;</div>
<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;        <a class="code" href="class_terrain_region.html#a39fe81e34b478094a995a96631f6664c">day_phase</a> *= 24 / (2*<a class="code" href="_geometry_8h.html#a952eac791b596a61bba0a133a3bb439f">PI</a>);</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        <span class="keywordflow">if</span> (!<a class="code" href="class_orbital.html#a8685b6c2188136e3635525363a90b5e7">system</a> || <a class="code" href="class_orbital.html#a8685b6c2188136e3635525363a90b5e7">system</a>-&gt;<a class="code" href="class_star_system.html#a1d81579dc3095385b8ece8df3dcf1b32">ActiveRegion</a>() != <span class="keyword">this</span>)</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;        <span class="keywordflow">return</span>;</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;        <span class="comment">// set sky color:</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        <span class="keywordtype">int</span>    base_hour = (int) <a class="code" href="class_terrain_region.html#a39fe81e34b478094a995a96631f6664c">day_phase</a>;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        <span class="keywordtype">double</span> fraction  = <a class="code" href="class_terrain_region.html#a39fe81e34b478094a995a96631f6664c">day_phase</a> - base_hour;</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;        <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[24]   = <a class="code" href="class_color.html#a40ab21cf6d0d7e187c84b90225ced3fe">Color::Scale</a>(<a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[base_hour],   <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[base_hour+1],   fraction);</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        <a class="code" href="class_terrain_region.html#a41ad5694f2ade6d9af7b06b964298d9d">sun_color</a>[24]   = <a class="code" href="class_color.html#a40ab21cf6d0d7e187c84b90225ced3fe">Color::Scale</a>(<a class="code" href="class_terrain_region.html#a41ad5694f2ade6d9af7b06b964298d9d">sun_color</a>[base_hour],   <a class="code" href="class_terrain_region.html#a41ad5694f2ade6d9af7b06b964298d9d">sun_color</a>[base_hour+1],   fraction);</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        <a class="code" href="class_terrain_region.html#a4065b8e456a380e2700f28f012d6566d">fog_color</a>[24]   = <a class="code" href="class_color.html#a40ab21cf6d0d7e187c84b90225ced3fe">Color::Scale</a>(<a class="code" href="class_terrain_region.html#a4065b8e456a380e2700f28f012d6566d">fog_color</a>[base_hour],   <a class="code" href="class_terrain_region.html#a4065b8e456a380e2700f28f012d6566d">fog_color</a>[base_hour+1],   fraction);</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <a class="code" href="class_terrain_region.html#a8e269451178cd5858275a5b04f6a9030">ambient</a>[24]     = <a class="code" href="class_color.html#a40ab21cf6d0d7e187c84b90225ced3fe">Color::Scale</a>(<a class="code" href="class_terrain_region.html#a8e269451178cd5858275a5b04f6a9030">ambient</a>[base_hour],     <a class="code" href="class_terrain_region.html#a8e269451178cd5858275a5b04f6a9030">ambient</a>[base_hour+1],     fraction);</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        <a class="code" href="class_terrain_region.html#a2fe9b8bdaf46df337184afc989e818be">overcast</a>[24]    = <a class="code" href="class_color.html#a40ab21cf6d0d7e187c84b90225ced3fe">Color::Scale</a>(<a class="code" href="class_terrain_region.html#a2fe9b8bdaf46df337184afc989e818be">overcast</a>[base_hour],    <a class="code" href="class_terrain_region.html#a2fe9b8bdaf46df337184afc989e818be">overcast</a>[base_hour+1],    fraction);</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;        <a class="code" href="class_terrain_region.html#ad253ee22ca3807b7f09272304d58eeda">cloud_color</a>[24] = <a class="code" href="class_color.html#a40ab21cf6d0d7e187c84b90225ced3fe">Color::Scale</a>(<a class="code" href="class_terrain_region.html#ad253ee22ca3807b7f09272304d58eeda">cloud_color</a>[base_hour], <a class="code" href="class_terrain_region.html#ad253ee22ca3807b7f09272304d58eeda">cloud_color</a>[base_hour+1], fraction);</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;        <a class="code" href="class_terrain_region.html#a22ac9ba3574317469e80682a1ef3f568">shade_color</a>[24] = <a class="code" href="class_color.html#a40ab21cf6d0d7e187c84b90225ced3fe">Color::Scale</a>(<a class="code" href="class_terrain_region.html#a22ac9ba3574317469e80682a1ef3f568">shade_color</a>[base_hour], <a class="code" href="class_terrain_region.html#a22ac9ba3574317469e80682a1ef3f568">shade_color</a>[base_hour+1], fraction);</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;        <a class="code" href="class_camera_director.html">CameraDirector</a>*   cam_dir = <a class="code" href="class_camera_director.html#a014c7cad9afe6aa93cbaf9dfd1e5cb60">CameraDirector::GetInstance</a>();</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        <a class="code" href="class_sim.html">Sim</a>*              sim    = <a class="code" href="class_sim.html#a14b48a472bca6d04230c789fc4beab4c">Sim::GetSim</a>();</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        <span class="keywordtype">double</span>            alt    = 0;</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        <span class="keywordtype">double</span>            dim    = 1;</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;        <span class="keywordflow">if</span> (cam_dir &amp;&amp; cam_dir-&gt;<a class="code" href="class_camera_director.html#a061cdee502334ec6b5b252b9033d68ab">GetCamera</a>())</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        alt = cam_dir-&gt;<a class="code" href="class_camera_director.html#a061cdee502334ec6b5b252b9033d68ab">GetCamera</a>()-&gt;<a class="code" href="class_camera.html#a2a54ce5f1212212653acafa59809ce49">Pos</a>().<a class="code" href="struct_point.html#afa38be143ae800e6ad69ce8ed4df62d8">y</a>;</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        <span class="keywordflow">if</span> (alt &gt; 0) {</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;                <span class="keywordflow">if</span> (alt &lt; <a class="code" href="_terrain_region_8h.html#af7f21e37cf10a1d6af6dceee44ed27a3">TERRAIN_ALTITUDE_LIMIT</a>) {</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;                        <span class="keywordflow">if</span> (<a class="code" href="class_terrain_region.html#a8e81a8622dce56d0fc61692a1e041968">weather</a>.<a class="code" href="class_weather.html#a8e2dd8415ce722f20b8f152fc9cfe9bf">Ceiling</a>() &gt; 0) {</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;                                <a class="code" href="class_terrain_region.html#a4065b8e456a380e2700f28f012d6566d">fog_color</a>[24] = <a class="code" href="class_terrain_region.html#a2fe9b8bdaf46df337184afc989e818be">overcast</a>[24];</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;                                <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[24] = <a class="code" href="class_terrain_region.html#a2fe9b8bdaf46df337184afc989e818be">overcast</a>[24];</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;                                dim = 0.125;</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">/***</span></div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;<span class="comment">                        if (alt &lt; weather.Ceiling()) {</span></div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;<span class="comment">                        sky_color[24] = overcast[24];</span></div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="comment">                        dim = 0.125;</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="comment">                        }</span></div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="comment">                        else if (alt &lt; weather.Ceiling() + 500) {</span></div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;<span class="comment">                        double thick = (weather.Ceiling() + 500.0 - alt) / 500.0;</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;<span class="comment">                        sky_color[24] =  sky_color[24] * (1.0 - thick);</span></div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="comment">                        sky_color[24] += overcast[24] * thick;</span></div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="comment">                        dim = 1 - thick * 0.875;</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;<span class="comment">                        }</span></div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="comment">                        else {</span></div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;<span class="comment">                        sky_color[24] = sky_color[24] * (1 - alt/TERRAIN_ALTITUDE_LIMIT);</span></div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;<span class="comment">                        }</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;</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;                        <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;                                <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[24] = <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[24] * (1 - alt/<a class="code" href="_terrain_region_8h.html#af7f21e37cf10a1d6af6dceee44ed27a3">TERRAIN_ALTITUDE_LIMIT</a>);</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;                        }</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="keywordflow">else</span> {</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;                        <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[24] = <a class="code" href="class_color.html#ad4282315e214e01f5c2cc046c3a3d8f4">Color::Black</a>;</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;                }</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;</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="class_orbital.html#a8685b6c2188136e3635525363a90b5e7">system</a>) {</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                <a class="code" href="class_orbital.html#a8685b6c2188136e3635525363a90b5e7">system</a>-&gt;<a class="code" href="class_star_system.html#ae879bcea8fbc83eb0a05131d001fe659">SetSunlight</a>(<a class="code" href="class_terrain_region.html#a41ad5694f2ade6d9af7b06b964298d9d">sun_color</a>[24], dim);</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                <a class="code" href="class_orbital.html#a8685b6c2188136e3635525363a90b5e7">system</a>-&gt;<a class="code" href="class_star_system.html#af830d14ba430f5f32c1f6d86d188897b">SetBacklight</a>(<a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[24], dim);</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;                <a class="code" href="class_h_u_d_view.html">HUDView</a>* hud = <a class="code" href="class_h_u_d_view.html#a844ccaeffe44d21de816710da0c064b8">HUDView::GetInstance</a>();</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;                <span class="keywordflow">if</span> (hud) {</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;                        <a class="code" href="class_color.html">Color</a> night_vision = hud-&gt;<a class="code" href="class_h_u_d_view.html#a32ecbc6254784f9554cc026c816849c1">Ambient</a>();</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;                        <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[24] += night_vision * 0.15;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                }</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        }</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;}</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;</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">void</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"><a class="code" href="class_terrain_region.html#a7a5357a3ab59912f179a3bb845c1dceb">  172</a></span>&#160;<a class="code" href="class_terrain_region.html#a7a5357a3ab59912f179a3bb845c1dceb">TerrainRegion::LoadSkyColors</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* bmp_name)</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;{</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        <a class="code" href="class_bitmap.html">Bitmap</a> sky_colors_bmp;</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;        <a class="code" href="class_data_loader.html">DataLoader</a>* loader = <a class="code" href="class_data_loader.html#a6870b699410ca41cbc38ae5e55dc63aa">DataLoader::GetLoader</a>();</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;        loader-&gt;<a class="code" href="class_data_loader.html#aeba3bfc2453843a6dbc4aa6d44a4743e">LoadBitmap</a>(bmp_name, sky_colors_bmp);</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;        <span class="keywordtype">int</span> max_color = sky_colors_bmp.<a class="code" href="class_bitmap.html#af98be2706939528725684068c28d2969">Width</a>();</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;        <span class="keywordflow">if</span> (max_color &gt; 24)</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;        max_color = 24;</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="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 25; i++) {</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;                <a class="code" href="class_terrain_region.html#a41ad5694f2ade6d9af7b06b964298d9d">sun_color</a>[i]   = <a class="code" href="class_color.html#a85c6885383e69ed18d7c7f633c7ea110">Color::White</a>;</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;                <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[i]   = <a class="code" href="class_color.html#ad4282315e214e01f5c2cc046c3a3d8f4">Color::Black</a>;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;                <a class="code" href="class_terrain_region.html#a4065b8e456a380e2700f28f012d6566d">fog_color</a>[i]   = <a class="code" href="class_color.html#a85c6885383e69ed18d7c7f633c7ea110">Color::White</a>;</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;                <a class="code" href="class_terrain_region.html#a8e269451178cd5858275a5b04f6a9030">ambient</a>[i]     = <a class="code" href="class_color.html#a7f5e9be3f92f839f277578824a1b76e6">Color::DarkGray</a>;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;                <a class="code" href="class_terrain_region.html#ad253ee22ca3807b7f09272304d58eeda">cloud_color</a>[i] = <a class="code" href="class_color.html#a85c6885383e69ed18d7c7f633c7ea110">Color::White</a>;</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;                <a class="code" href="class_terrain_region.html#a22ac9ba3574317469e80682a1ef3f568">shade_color</a>[i] = <a class="code" href="class_color.html#af2dd026627915f6b0ed9763d0023b28b">Color::Gray</a>;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;        }</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_color; i++)</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;        <a class="code" href="class_terrain_region.html#a612f57ad22870195126d839b93383cf6">sky_color</a>[i] = sky_colors_bmp.<a class="code" href="class_bitmap.html#a62921f97cbeefa419e74fb0a760c8ffe">GetColor</a>(i, 0);</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">if</span> (sky_colors_bmp.<a class="code" href="class_bitmap.html#a2b8f07ee82c95736121aeef55a40cf6a">Height</a>() &gt; 1)</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_color; i++)</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;        <a class="code" href="class_terrain_region.html#a4065b8e456a380e2700f28f012d6566d">fog_color</a>[i].Set(sky_colors_bmp.<a class="code" href="class_bitmap.html#a62921f97cbeefa419e74fb0a760c8ffe">GetColor</a>(i, 1).<a class="code" href="class_color.html#a601f1ea0ac8b6f3d420021e6086b8a6a">Value</a>() | <a class="code" href="class_color.html">Color</a>(0,0,0,255).<a class="code" href="class_color.html#a601f1ea0ac8b6f3d420021e6086b8a6a">Value</a>());</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;        <span class="keywordflow">if</span> (sky_colors_bmp.<a class="code" href="class_bitmap.html#a2b8f07ee82c95736121aeef55a40cf6a">Height</a>() &gt; 2)</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_color; i++)</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;        <a class="code" href="class_terrain_region.html#a8e269451178cd5858275a5b04f6a9030">ambient</a>[i] = sky_colors_bmp.<a class="code" href="class_bitmap.html#a62921f97cbeefa419e74fb0a760c8ffe">GetColor</a>(i, 2);</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;        <span class="keywordflow">if</span> (sky_colors_bmp.<a class="code" href="class_bitmap.html#a2b8f07ee82c95736121aeef55a40cf6a">Height</a>() &gt; 3)</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_color; i++)</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;        <a class="code" href="class_terrain_region.html#a41ad5694f2ade6d9af7b06b964298d9d">sun_color</a>[i] = sky_colors_bmp.<a class="code" href="class_bitmap.html#a62921f97cbeefa419e74fb0a760c8ffe">GetColor</a>(i, 3);</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;        <span class="keywordflow">if</span> (sky_colors_bmp.<a class="code" href="class_bitmap.html#a2b8f07ee82c95736121aeef55a40cf6a">Height</a>() &gt; 4)</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_color; i++)</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        <a class="code" href="class_terrain_region.html#a2fe9b8bdaf46df337184afc989e818be">overcast</a>[i] = sky_colors_bmp.<a class="code" href="class_bitmap.html#a62921f97cbeefa419e74fb0a760c8ffe">GetColor</a>(i, 4);</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        <span class="keywordflow">if</span> (sky_colors_bmp.<a class="code" href="class_bitmap.html#a2b8f07ee82c95736121aeef55a40cf6a">Height</a>() &gt; 5)</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_color; i++)</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;        <a class="code" href="class_terrain_region.html#ad253ee22ca3807b7f09272304d58eeda">cloud_color</a>[i] = sky_colors_bmp.<a class="code" href="class_bitmap.html#a62921f97cbeefa419e74fb0a760c8ffe">GetColor</a>(i, 5);</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        <span class="keywordflow">if</span> (sky_colors_bmp.<a class="code" href="class_bitmap.html#a2b8f07ee82c95736121aeef55a40cf6a">Height</a>() &gt; 6)</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_color; i++)</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;        <a class="code" href="class_terrain_region.html#a22ac9ba3574317469e80682a1ef3f568">shade_color</a>[i] = sky_colors_bmp.<a class="code" href="class_bitmap.html#a62921f97cbeefa419e74fb0a760c8ffe">GetColor</a>(i, 6);</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;}</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;<span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;<span class="keywordtype">void</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"><a class="code" href="class_terrain_region.html#af0e4fac2883549c2fdb1ec7acf7ae819">  224</a></span>&#160;<a class="code" href="class_terrain_region.html#af0e4fac2883549c2fdb1ec7acf7ae819">TerrainRegion::AddLayer</a>(<span class="keywordtype">double</span> h, <span class="keyword">const</span> <span class="keywordtype">char</span>* tile, <span class="keyword">const</span> <span class="keywordtype">char</span>* detail)</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;{</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;        <a class="code" href="class_terrain_layer.html">TerrainLayer</a>* layer = <span class="keyword">new</span>(__FILE__,__LINE__) <a class="code" href="class_terrain_layer.html">TerrainLayer</a>;</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;        layer-&gt;min_height = h;</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;        layer-&gt;tile_name  = tile;</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;        <span class="keywordflow">if</span> (detail &amp;&amp; *detail)</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;        layer-&gt;detail_name = detail;</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;        <a class="code" href="class_terrain_region.html#ad00644ed494ad25ac834392114fd1f34">layers</a>.<a class="code" href="class_list.html#ab3180edb4da02be2a4b62320071755b8">append</a>(layer);</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;}</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="keyword">const</span> <a class="code" href="class_text.html">Text</a>&amp;</div>
<div class="line"><a name="l00238"></a><span class="lineno"><a class="code" href="class_terrain_region.html#a66b594bd42d48b06a91300cb6d8477f5">  238</a></span>&#160;<a class="code" href="class_terrain_region.html#a66b594bd42d48b06a91300cb6d8477f5">TerrainRegion::EnvironmentTexture</a>(<span class="keywordtype">int</span> face)<span class="keyword"> const</span></div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;<span class="keyword"></span>{</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;        <span class="keywordflow">switch</span> (face) {</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;        <span class="keywordflow">case</span> 0:  <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a8985ef2f0941b14b096641f3022e955f">env_texture_positive_x</a>;</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;        <span class="keywordflow">case</span> 1:  <span class="keywordflow">if</span> (<a class="code" href="class_terrain_region.html#ae268d760a0e5b4b4af6be6b38ac41e68">env_texture_negative_x</a>.<a class="code" href="class_text.html#a3dfa250f46fd909c4fe95fc59372838c">length</a>() &gt; 0)</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#ae268d760a0e5b4b4af6be6b38ac41e68">env_texture_negative_x</a>;</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a8985ef2f0941b14b096641f3022e955f">env_texture_positive_x</a>;</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;        <span class="keywordflow">case</span> 2:  <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a9dfd0bb50072a717d64437c7f909753c">env_texture_positive_y</a>;</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;        <span class="keywordflow">case</span> 3:  <span class="keywordflow">if</span> (<a class="code" href="class_terrain_region.html#a472a3198e3bc404c71c7ffbeb0d99de3">env_texture_negative_y</a>.<a class="code" href="class_text.html#a3dfa250f46fd909c4fe95fc59372838c">length</a>() &gt; 0)</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a472a3198e3bc404c71c7ffbeb0d99de3">env_texture_negative_y</a>;</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a9dfd0bb50072a717d64437c7f909753c">env_texture_positive_y</a>;</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;        <span class="keywordflow">case</span> 4:  <span class="keywordflow">if</span> (<a class="code" href="class_terrain_region.html#a718d244d2b412ed6b07f4a0a3c6908d4">env_texture_positive_z</a>.<a class="code" href="class_text.html#a3dfa250f46fd909c4fe95fc59372838c">length</a>() &gt; 0)</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a718d244d2b412ed6b07f4a0a3c6908d4">env_texture_positive_z</a>;</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a8985ef2f0941b14b096641f3022e955f">env_texture_positive_x</a>;</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="keywordflow">case</span> 5:  <span class="keywordflow">if</span> (<a class="code" href="class_terrain_region.html#a4df7a97939586c64256a43d9cddf8f9f">env_texture_negative_z</a>.<a class="code" href="class_text.html#a3dfa250f46fd909c4fe95fc59372838c">length</a>() &gt; 0)</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a4df7a97939586c64256a43d9cddf8f9f">env_texture_negative_z</a>;</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="class_terrain_region.html#a718d244d2b412ed6b07f4a0a3c6908d4">env_texture_positive_z</a>.<a class="code" href="class_text.html#a3dfa250f46fd909c4fe95fc59372838c">length</a>() &gt; 0)</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a718d244d2b412ed6b07f4a0a3c6908d4">env_texture_positive_z</a>;</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a8985ef2f0941b14b096641f3022e955f">env_texture_positive_x</a>;</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;        }</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="class_terrain_region.html#a8985ef2f0941b14b096641f3022e955f">env_texture_positive_x</a>;</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;}</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;</div>
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    <li class="navelem"><a class="el" href="dir_ea1b58c809a5070716d7c602998a95b0.html">Stars45</a></li><li class="navelem"><a class="el" href="_terrain_region_8cpp.html">TerrainRegion.cpp</a></li>
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