181 lines
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181 lines
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<div id="projectname">libctru
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 <span id="projectnumber">v2.4.1</span>
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<a href="#pub-attribs">Data Fields</a> </div>
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<div class="title">QtmTrackingData Struct Reference</div> </div>
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<div class="contents">
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<p>QTM processed eye tracking data, suitable for 3D programming.
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<a href="structQtmTrackingData.html#details">More...</a></p>
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<p><code>#include <<a class="el" href="qtm_8h_source.html">qtm.h</a>></code></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
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Data Fields</h2></td></tr>
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<tr class="memitem:a81c86ec24c8151b02bfa0c0845502759"><td class="memItemLeft" align="right" valign="top"><a id="a81c86ec24c8151b02bfa0c0845502759"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a81c86ec24c8151b02bfa0c0845502759">eyesTracked</a></td></tr>
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<tr class="memdesc:a81c86ec24c8151b02bfa0c0845502759"><td class="mdescLeft"> </td><td class="mdescRight">Eye position detected or tracked with some confidence, equals (confidenceLevel > 0). Even if false, QTM may make a guess. <br /></td></tr>
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<tr class="separator:a81c86ec24c8151b02bfa0c0845502759"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a130574dee2dff12768d1db1ac618d0a3"><td class="memItemLeft" align="right" valign="top"><a id="a130574dee2dff12768d1db1ac618d0a3"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a130574dee2dff12768d1db1ac618d0a3">faceDetected</a></td></tr>
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<tr class="memdesc:a130574dee2dff12768d1db1ac618d0a3"><td class="mdescLeft"> </td><td class="mdescRight">Whether or not the entirety of the user's face has been detected with good confidence. <br /></td></tr>
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<tr class="separator:a130574dee2dff12768d1db1ac618d0a3"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a0422797ffd767ce2bd87243564b3b5ed"><td class="memItemLeft" align="right" valign="top"><a id="a0422797ffd767ce2bd87243564b3b5ed"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a0422797ffd767ce2bd87243564b3b5ed">eyesDetected</a></td></tr>
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<tr class="memdesc:a0422797ffd767ce2bd87243564b3b5ed"><td class="mdescLeft"> </td><td class="mdescRight">Whether or not the user's eyes have actually been detected with full confidence. <br /></td></tr>
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<tr class="separator:a0422797ffd767ce2bd87243564b3b5ed"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a8a3cb37a2088c153c19bd224b4e4093c"><td class="memItemLeft" align="right" valign="top"><a id="a8a3cb37a2088c153c19bd224b4e4093c"></a>
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<a class="el" href="types_8h.html#a92c50087ca0e64fa93fc59402c55f8ca">u8</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a8a3cb37a2088c153c19bd224b4e4093c">_unused</a></td></tr>
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<tr class="memdesc:a8a3cb37a2088c153c19bd224b4e4093c"><td class="mdescLeft"> </td><td class="mdescRight">Unused. <br /></td></tr>
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<tr class="separator:a8a3cb37a2088c153c19bd224b4e4093c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a6ec9f7b0d8ab8552cb4dc7d6ea6b890a"><td class="memItemLeft" align="right" valign="top"><a id="a6ec9f7b0d8ab8552cb4dc7d6ea6b890a"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a6ec9f7b0d8ab8552cb4dc7d6ea6b890a">clamped</a></td></tr>
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<tr class="memdesc:a6ec9f7b0d8ab8552cb4dc7d6ea6b890a"><td class="mdescLeft"> </td><td class="mdescRight">Whether or not the normalized eye coordinates have been clamped after accounting for lens distortion. <br /></td></tr>
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<tr class="separator:a6ec9f7b0d8ab8552cb4dc7d6ea6b890a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a15438aec0e15924173c9e6efa6e4147d"><td class="memItemLeft" align="right" valign="top"><a id="a15438aec0e15924173c9e6efa6e4147d"></a>
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<a class="el" href="types_8h.html#a92c50087ca0e64fa93fc59402c55f8ca">u8</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a15438aec0e15924173c9e6efa6e4147d">_padding</a> [3]</td></tr>
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<tr class="memdesc:a15438aec0e15924173c9e6efa6e4147d"><td class="mdescLeft"> </td><td class="mdescRight">Padding. <br /></td></tr>
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<tr class="separator:a15438aec0e15924173c9e6efa6e4147d"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a5cd07b8b66dc647b2955c2a625f89c50"><td class="memItemLeft" align="right" valign="top"><a id="a5cd07b8b66dc647b2955c2a625f89c50"></a>
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float </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a5cd07b8b66dc647b2955c2a625f89c50">confidenceLevel</a></td></tr>
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<tr class="memdesc:a5cd07b8b66dc647b2955c2a625f89c50"><td class="mdescLeft"> </td><td class="mdescRight">Eye tracking confidence level (0 to 1). <br /></td></tr>
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<tr class="separator:a5cd07b8b66dc647b2955c2a625f89c50"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aeae1a19ff589dca16c78d5aa628f7c41"><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#aeae1a19ff589dca16c78d5aa628f7c41">eyeCameraCoordinates</a> [<a class="el" href="qtm_8h.html#ae9d5eee1a0307d78bf728c1491422717ab0084cc2cfc9928b4d6d98d584f4cb68">QTM_EYE_NUM</a>][2]</td></tr>
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<tr class="memdesc:aeae1a19ff589dca16c78d5aa628f7c41"><td class="mdescLeft"> </td><td class="mdescRight">Normalized eye coordinates, for each eye, after accounting for lens distortion, centered around camera. <a href="structQtmTrackingData.html#aeae1a19ff589dca16c78d5aa628f7c41">More...</a><br /></td></tr>
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<tr class="separator:aeae1a19ff589dca16c78d5aa628f7c41"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a5d5ce7c6318dd42a8ddfe9fb5c64f040"><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a5d5ce7c6318dd42a8ddfe9fb5c64f040">eyeWorldCoordinates</a> [<a class="el" href="qtm_8h.html#ae9d5eee1a0307d78bf728c1491422717ab0084cc2cfc9928b4d6d98d584f4cb68">QTM_EYE_NUM</a>][2]</td></tr>
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<tr class="memdesc:a5d5ce7c6318dd42a8ddfe9fb5c64f040"><td class="mdescLeft"> </td><td class="mdescRight">Normalized eye coordinates, for each eye, in world space. <a href="structQtmTrackingData.html#a5d5ce7c6318dd42a8ddfe9fb5c64f040">More...</a><br /></td></tr>
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<tr class="separator:a5d5ce7c6318dd42a8ddfe9fb5c64f040"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a3eb6c70d25c1b87af7a41b473e2450e6"><td class="memItemLeft" align="right" valign="top"><a id="a3eb6c70d25c1b87af7a41b473e2450e6"></a>
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float </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a3eb6c70d25c1b87af7a41b473e2450e6">dPitch</a></td></tr>
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<tr class="memdesc:a3eb6c70d25c1b87af7a41b473e2450e6"><td class="mdescLeft"> </td><td class="mdescRight">Difference in gyro pitch from position at console boot. <br /></td></tr>
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<tr class="separator:a3eb6c70d25c1b87af7a41b473e2450e6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a83257168960f6fcaadc0d569e0dbf1ae"><td class="memItemLeft" align="right" valign="top"><a id="a83257168960f6fcaadc0d569e0dbf1ae"></a>
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float </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#a83257168960f6fcaadc0d569e0dbf1ae">dYaw</a></td></tr>
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<tr class="memdesc:a83257168960f6fcaadc0d569e0dbf1ae"><td class="mdescLeft"> </td><td class="mdescRight">Difference in gyro yaw from position at console boot. <br /></td></tr>
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<tr class="separator:a83257168960f6fcaadc0d569e0dbf1ae"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:affe5182f24a5e77895382e987e3f65b4"><td class="memItemLeft" align="right" valign="top"><a id="affe5182f24a5e77895382e987e3f65b4"></a>
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float </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#affe5182f24a5e77895382e987e3f65b4">dRoll</a></td></tr>
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<tr class="memdesc:affe5182f24a5e77895382e987e3f65b4"><td class="mdescLeft"> </td><td class="mdescRight">Difference in gyro roll from position at console boot. <br /></td></tr>
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<tr class="separator:affe5182f24a5e77895382e987e3f65b4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:abf0b2752e501507f8a51e16c689c2032"><td class="memItemLeft" align="right" valign="top"><a id="abf0b2752e501507f8a51e16c689c2032"></a>
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<a class="el" href="types_8h.html#a350c6fc928e3bdc6c6486268ac8fb269">s64</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structQtmTrackingData.html#abf0b2752e501507f8a51e16c689c2032">samplingTick</a></td></tr>
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<tr class="memdesc:abf0b2752e501507f8a51e16c689c2032"><td class="mdescLeft"> </td><td class="mdescRight">Time point the current measurements were made. <br /></td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>QTM processed eye tracking data, suitable for 3D programming. </p>
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</div><h2 class="groupheader">Field Documentation</h2>
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<a id="aeae1a19ff589dca16c78d5aa628f7c41"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aeae1a19ff589dca16c78d5aa628f7c41">◆ </a></span>eyeCameraCoordinates</h2>
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<td class="memname">float QtmTrackingData::eyeCameraCoordinates[<a class="el" href="qtm_8h.html#ae9d5eee1a0307d78bf728c1491422717ab0084cc2cfc9928b4d6d98d584f4cb68">QTM_EYE_NUM</a>][2]</td>
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<p>Normalized eye coordinates, for each eye, after accounting for lens distortion, centered around camera. </p>
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<p>X coord is in the -1 to 1 range, and Y coord range depends on inverse aspect ratio (-0.75 to 0.75 on real hardware). </p><dl class="section note"><dt>Note</dt><dd>On real hardware, X coord equals <code>((rawX / 160.0) - 1.00) * 1.0639</code> before clamping. </dd>
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<dd>
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On real hardware, Y coord equals <code>((rawY / 160.0) - 0.75) * 1.0637</code> before clamping. </dd></dl>
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<a id="a5d5ce7c6318dd42a8ddfe9fb5c64f040"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a5d5ce7c6318dd42a8ddfe9fb5c64f040">◆ </a></span>eyeWorldCoordinates</h2>
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<td class="memname">float QtmTrackingData::eyeWorldCoordinates[<a class="el" href="qtm_8h.html#ae9d5eee1a0307d78bf728c1491422717ab0084cc2cfc9928b4d6d98d584f4cb68">QTM_EYE_NUM</a>][2]</td>
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</div><div class="memdoc">
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<p>Normalized eye coordinates, for each eye, in world space. </p>
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<p>Corresponds to <a class="el" href="structQtmTrackingData.html#aeae1a19ff589dca16c78d5aa628f7c41">eyeCameraCoordinates</a> multiplied by tangent of field of view. </p><dl class="section note"><dt>Note</dt><dd>On real hardware, X coord equals <code>eyeCameraCoordinates.x * tan(64.9 deg / 2)</code>. </dd>
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<dd>
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On real hardware, Y coord equals <code>eyeCameraCoordinates.x * tan(51.0 deg / 2)</code>. </dd></dl>
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</div>
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</div>
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<hr/>The documentation for this struct was generated from the following file:<ul>
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<li>include/3ds/services/<a class="el" href="qtm_8h_source.html">qtm.h</a></li>
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