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<div class="title">TrackIR.cpp</div> </div>
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<a href="_track_i_r_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Project Starshatter 4.6</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Destroyer Studios LLC</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright © 1997-2006. All Rights Reserved.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> SUBSYSTEM: Stars.exe</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> FILE: TrackIR.cpp</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> AUTHOR: John DiCamillo</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"></span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> OVERVIEW</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> ========</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> TrackIR head tracker interface class</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="_mem_debug_8h.html">MemDebug.h</a>"</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "<a class="code" href="_track_i_r_8h.html">TrackIR.h</a>"</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "<a class="code" href="_n_p_client_8h.html">NPClient.h</a>"</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "<a class="code" href="_n_p_client_wraps_8h.html">NPClientWraps.h</a>"</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "<a class="code" href="_game_8h.html">Game.h</a>"</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="_text_8h.html">Text.h</a>"</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="code" href="_track_i_r_8cpp.html#ad8e2ae3adbd9d118946e4d561359ade2"> 25</a></span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="_track_i_r_8cpp.html#ad8e2ae3adbd9d118946e4d561359ade2">TRACK_TOP</a> = -8000;</div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="code" href="_track_i_r_8cpp.html#ae1ee41e5683a351afb1d7d8272c379a8"> 26</a></span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="_track_i_r_8cpp.html#ae1ee41e5683a351afb1d7d8272c379a8">TRACK_BOTTOM</a> = 8000;</div>
<div class="line"><a name="l00027"></a><span class="lineno"><a class="code" href="_track_i_r_8cpp.html#a02c232c1a4884ea37827116b85351791"> 27</a></span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="_track_i_r_8cpp.html#a02c232c1a4884ea37827116b85351791">TRACK_LEFT</a> = 16000;</div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="code" href="_track_i_r_8cpp.html#abf04d09061b8fdac0b98551e6e65c0f0"> 28</a></span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="_track_i_r_8cpp.html#abf04d09061b8fdac0b98551e6e65c0f0">TRACK_RIGHT</a> = -16000;</div>
<div class="line"><a name="l00029"></a><span class="lineno"><a class="code" href="_track_i_r_8cpp.html#affec660d9de1543b96161c00de39a1e1"> 29</a></span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="_track_i_r_8cpp.html#affec660d9de1543b96161c00de39a1e1">TRACK_XYZ</a> = 24000;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">static</span> <a class="code" href="class_text.html">Text</a> GetDllFromRegistry()</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> {</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <a class="code" href="class_text.html">Text</a> dllLoc;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  BYTE dllBuf[1024];</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  DWORD dllLen = 0;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  HKEY hkey = 0;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  ZeroMemory(dllBuf, <span class="keyword">sizeof</span>(dllBuf));</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  RegOpenKeyEx(HKEY_CURRENT_USER,</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="stringliteral">"Software\\NaturalPoint\\NATURALPOINT\\NPClient Location"</span>,</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  0,</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  KEY_QUERY_VALUE,</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  &hkey);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">if</span> (hkey) {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  dllLen = 1024;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  LONG result =</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  RegQueryValueEx(hkey,</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="stringliteral">"Path"</span>,</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  NULL,</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  NULL,</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  dllBuf,</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  &dllLen);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">if</span> (result == ERROR_SUCCESS && dllLen > 0)</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  dllLoc = (<span class="keyword">const</span> <span class="keywordtype">char</span>*) dllBuf;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  RegCloseKey(hkey);</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  }</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">return</span> dllLoc;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> }</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* NPErrString(<a class="code" href="_n_p_client_8h.html#a33a65f2633159743326e838b08fb4f65">NPRESULT</a> r)</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> {</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">switch</span> (r) {</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">case</span> <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a10898e4ce1fa066b87c7e01e84fc270b">NP_OK</a>: <span class="keywordflow">return</span> <span class="stringliteral">"OK"</span>;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">case</span> <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a39f4581b843d3c3354670e077886847e">NP_ERR_DEVICE_NOT_PRESENT</a>: <span class="keywordflow">return</span> <span class="stringliteral">"Device not present"</span>;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">case</span> <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a11c67a3788acddc50bc99aee22ebe422">NP_ERR_UNSUPPORTED_OS</a>: <span class="keywordflow">return</span> <span class="stringliteral">"Unsupported O/S"</span>;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">case</span> <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6aebe1f1f82a9f689921547ea073b86697">NP_ERR_INVALID_ARG</a>: <span class="keywordflow">return</span> <span class="stringliteral">"Invalid argument"</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">case</span> <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a2bbe5ea644ff0cee34af184bdd238822">NP_ERR_DLL_NOT_FOUND</a>: <span class="keywordflow">return</span> <span class="stringliteral">"NaturalPoint DLL not found"</span>;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">case</span> <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6ac36b4f24e9aeb1a99f9bb69b5d553dbe">NP_ERR_NO_DATA</a>: <span class="keywordflow">return</span> <span class="stringliteral">"No data available"</span>;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">case</span> <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a8e43d9bec11e92ad3bd8f5d047a95202">NP_ERR_INTERNAL_DATA</a>: <span class="keywordflow">return</span> <span class="stringliteral">"Internal error"</span>;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> <span class="stringliteral">"Unknown error code"</span>;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> }</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="code" href="class_track_i_r.html#a603c98345381595a68b8930efd5ea4e5"> 85</a></span> <a class="code" href="class_track_i_r.html#a603c98345381595a68b8930efd5ea4e5">TrackIR::TrackIR</a>() : </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> running(false), frame_signature(0),</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> az(0), el(0), x(0), y(0), z(0)</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"*** NaturalPoint Game Client Initialization ***\n"</span>);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// Hook up the NaturalPoint game client DLL using the wrapper module</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="_n_p_client_8h.html#a33a65f2633159743326e838b08fb4f65">NPRESULT</a> result;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="class_text.html">Text</a> dllPath = GetDllFromRegistry();</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// Initialize the NPClient interface</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  result = <a class="code" href="_n_p_client_wraps_8cpp.html#aa5ec6a1548a8998e10684abf148a8dfe">NPClient_Init</a>(dllPath);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">if</span> (result == <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a10898e4ce1fa066b87c7e01e84fc270b">NP_OK</a>) {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Initialize successful.\n"</span>);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Unable to initialize interface: %s\n"</span>, NPErrString(result));</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  }</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Register the app's window handle</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  result = <a class="code" href="_n_p_client_8h.html#a1757d78301ebd5c5ca37073fc1f2065d">NP_RegisterWindowHandle</a>(<a class="code" href="class_game.html#acb1d2a79326fa52868ce910b09fdbeba">Game::GetHWND</a>());</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (result == <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a10898e4ce1fa066b87c7e01e84fc270b">NP_OK</a>) {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Window handle registration successful.\n"</span>);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Error registering window handle: %s\n"</span>, NPErrString(result));</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// Query the NaturalPoint software version</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> wNPClientVer;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  result = <a class="code" href="_n_p_client_8h.html#a11ea94d7c5054c9a93dbc73921fa8827">NP_QueryVersion</a>( &wNPClientVer );</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (result == <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a10898e4ce1fa066b87c7e01e84fc270b">NP_OK</a>) {</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - NaturalPoint software version: %d.%02d\n"</span>, (wNPClientVer >> 8), (wNPClientVer & 0x00FF));</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Error querying NaturalPoint software version: %s\n"</span>, NPErrString(result));</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  }</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">// It is *required* that your application registers the Developer ID </span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// assigned by NaturalPoint!</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// Your assigned developer ID needs to be inserted below! </span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor">#define NP_DEVELOPER_ID 6401</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment">// NOTE : The title of your project must show up </span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">// in the list of supported titles shown in the Profiles</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// tab of the TrackIR software, if it does not then the</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// TrackIR software will *not* transmit data to your</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="comment">// application. If your title is not present in the list, </span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// you may need to have the TrackIR software perform a</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// game list update (to download support for new Developer IDs)</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// using the menu item under the "Help" or "Update" menu.</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="_n_p_client_8h.html#a9589dbb82ab248ba694f648c6e0d5f22">NP_RegisterProgramProfileID</a>(<a class="code" href="_track_i_r_8cpp.html#aa9e7153a3c55896d28de27e0ed8c0742">NP_DEVELOPER_ID</a>);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DataFields = 0;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  DataFields |= <a class="code" href="_n_p_client_8h.html#a28e26d403b2b0777b8974c4c88297c72">NPPitch</a>;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  DataFields |= <a class="code" href="_n_p_client_8h.html#a8c08fb7fa8ee5bd247cb56514ea68ffc">NPYaw</a>;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="_n_p_client_8h.html#aaad3b0192e3b09859e88907421247e18">NP_RequestData</a>(DataFields);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  result = <a class="code" href="_n_p_client_8h.html#a8f3558dba14d0150a288d5c18e974e67">NP_StopCursor</a>();</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">if</span> (result == <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a10898e4ce1fa066b87c7e01e84fc270b">NP_OK</a>)</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Cursor stopped.\n"</span>);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Error stopping cursor: %s\n"</span>, NPErrString(result));</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  result = <a class="code" href="_n_p_client_8h.html#ab1fe4347df338ff5a238e441442e1936">NP_StartDataTransmission</a>();</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">if</span> (result == <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a10898e4ce1fa066b87c7e01e84fc270b">NP_OK</a>) {</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Data transmission started.\n"</span>);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="class_track_i_r.html#a3e71444aefe1e8cfb71b69eb3013722f">running</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NPClient - Error starting data transmission: %s\n"</span>, NPErrString(result));</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> }</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> </div>
<div class="line"><a name="l00169"></a><span class="lineno"><a class="code" href="class_track_i_r.html#ab5040bd51739f231266d4af29e79e4d2"> 169</a></span> <a class="code" href="class_track_i_r.html#ab5040bd51739f231266d4af29e79e4d2">TrackIR::~TrackIR</a>()</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> {</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">if</span> (<a class="code" href="class_track_i_r.html#a3e71444aefe1e8cfb71b69eb3013722f">running</a>) {</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="_list_8inl.html#a76779b0ba1af4da2cfb8cf309b39372b">Print</a>(<span class="stringliteral">"NaturalPoint Game Client Shutdown\n"</span>);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="code" href="_n_p_client_8h.html#aada5b615dce39841cac8563574fa3538">NP_StopDataTransmission</a>();</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <a class="code" href="_n_p_client_8h.html#a5c5ea815be9a78863bcfaf76822d781a">NP_UnregisterWindowHandle</a>();</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  }</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> }</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// +--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> DWORD</div>
<div class="line"><a name="l00182"></a><span class="lineno"><a class="code" href="class_track_i_r.html#a5cab26bd04ed5989b02b9e9316e81360"> 182</a></span> <a class="code" href="class_track_i_r.html#a5cab26bd04ed5989b02b9e9316e81360">TrackIR::ExecFrame</a>()</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> {</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <a class="code" href="structtag_track_i_r_data.html">TRACKIRDATA</a> tid;</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// Go get the latest data</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="_n_p_client_8h.html#a33a65f2633159743326e838b08fb4f65">NPRESULT</a> result = <a class="code" href="_n_p_client_8h.html#ad265034d37c0f16c45abf54f6804ac42">NP_GetData</a>( &tid );</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">if</span> (result == <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6a10898e4ce1fa066b87c7e01e84fc270b">NP_OK</a>) {</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// Got data to process ...</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="class_track_i_r.html#a3e71444aefe1e8cfb71b69eb3013722f">running</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment">// compare the last frame signature to the current one</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// if they are not the same then new data has arrived since then</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (tid.<a class="code" href="structtag_track_i_r_data.html#ab79f58b8bd6f920097ab4b51427b0cab">wNPStatus</a> == <a class="code" href="_n_p_client_8h.html#a9f3265eae547b7e73d4dad7735101339">NPSTATUS_REMOTEACTIVE</a>) {</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span> (<a class="code" href="class_track_i_r.html#aaebd0a5d9ca89b22a9ed45fa08653fe5">frame_signature</a> != tid.<a class="code" href="structtag_track_i_r_data.html#a9085ddc22e501332c018cadb0cc4f083">wPFrameSignature</a>) {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordtype">double</span> pitch = tid.<a class="code" href="structtag_track_i_r_data.html#afcac3f153bb1c356f1fa7300dbfb8bff">fNPPitch</a>;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordtype">double</span> yaw = tid.<a class="code" href="structtag_track_i_r_data.html#aacbd53261afd8411be9f7fd763d00618">fNPYaw</a>;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">if</span> (pitch < 0) {</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="class_track_i_r.html#afa60fac587c62d6e5bdd4972e37ab84c">el</a> = pitch / <a class="code" href="_track_i_r_8cpp.html#ad8e2ae3adbd9d118946e4d561359ade2">TRACK_TOP</a>;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="class_track_i_r.html#afa60fac587c62d6e5bdd4972e37ab84c">el</a> = -pitch / <a class="code" href="_track_i_r_8cpp.html#ae1ee41e5683a351afb1d7d8272c379a8">TRACK_BOTTOM</a>;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (yaw < 0) {</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="class_track_i_r.html#a922b9e22fb5864d6f5fbb54049fb737c">az</a> = yaw / <a class="code" href="_track_i_r_8cpp.html#abf04d09061b8fdac0b98551e6e65c0f0">TRACK_RIGHT</a>;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <a class="code" href="class_track_i_r.html#a922b9e22fb5864d6f5fbb54049fb737c">az</a> = -yaw / <a class="code" href="_track_i_r_8cpp.html#a02c232c1a4884ea37827116b85351791">TRACK_LEFT</a>;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <a class="code" href="class_track_i_r.html#a0fa8cb6ece4cdcba109d5e9a11cdcbd4">x</a> = tid.<a class="code" href="structtag_track_i_r_data.html#ad8fc19fcdf2e49088e136b2937b81d7f">fNPX</a> / <a class="code" href="_track_i_r_8cpp.html#affec660d9de1543b96161c00de39a1e1">TRACK_XYZ</a> * -1;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <a class="code" href="class_track_i_r.html#af4367835578cf9c96b206c21b6545a14">y</a> = tid.<a class="code" href="structtag_track_i_r_data.html#aec77eab55ab98317d87119cf5cbf66dd">fNPY</a> / <a class="code" href="_track_i_r_8cpp.html#affec660d9de1543b96161c00de39a1e1">TRACK_XYZ</a>;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <a class="code" href="class_track_i_r.html#a055c1110ab41265f1c8a9519d336d52b">z</a> = tid.<a class="code" href="structtag_track_i_r_data.html#a00934cc1f9b41053309c8db069299d0c">fNPZ</a> / <a class="code" href="_track_i_r_8cpp.html#affec660d9de1543b96161c00de39a1e1">TRACK_XYZ</a> * -1;</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">if</span> (<a class="code" href="class_track_i_r.html#a055c1110ab41265f1c8a9519d336d52b">z</a> < -0.25) <a class="code" href="class_track_i_r.html#a055c1110ab41265f1c8a9519d336d52b">z</a> = -0.25;</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <a class="code" href="class_track_i_r.html#aaebd0a5d9ca89b22a9ed45fa08653fe5">frame_signature</a> = tid.<a class="code" href="structtag_track_i_r_data.html#a9085ddc22e501332c018cadb0cc4f083">wPFrameSignature</a>;</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  }</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// Either there is no tracking data, the user has</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="comment">// paused the trackIR, or the call happened before</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="comment">// the TrackIR was able to update the interface</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// with new data</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <a class="code" href="class_track_i_r.html#a922b9e22fb5864d6f5fbb54049fb737c">az</a> *= 0.75;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <a class="code" href="class_track_i_r.html#afa60fac587c62d6e5bdd4972e37ab84c">el</a> *= 0.75;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <a class="code" href="class_track_i_r.html#a0fa8cb6ece4cdcba109d5e9a11cdcbd4">x</a> *= 0.75;</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="class_track_i_r.html#af4367835578cf9c96b206c21b6545a14">y</a> *= 0.75;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <a class="code" href="class_track_i_r.html#a055c1110ab41265f1c8a9519d336d52b">z</a> *= 0.75;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  result = <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6ac36b4f24e9aeb1a99f9bb69b5d553dbe">NP_ERR_NO_DATA</a>;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  }</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  }</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// The user has set the device out of trackIR Enhanced Mode</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// and into Mouse Emulation mode with the hotkey</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  result = <a class="code" href="_n_p_client_8h.html#aed981b541af2becd4b6a2571a16864f6ac36b4f24e9aeb1a99f9bb69b5d553dbe">NP_ERR_NO_DATA</a>;</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <a class="code" href="class_track_i_r.html#a3e71444aefe1e8cfb71b69eb3013722f">running</a> = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  }</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> }</div>
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