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Updated docu.

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Timo Lang
2015-06-08 11:04:50 +02:00
parent 86eb39b3a8
commit 42b6e3af36
202 changed files with 11953 additions and 976 deletions
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screen__tracking_8c.html
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@@ -112,7 +112,9 @@ Include dependency graph for screen_tracking.c:</div>
<map name="common_2app_2screen__tracking_8c" id="common_2app_2screen__tracking_8c">
<area shape="rect" id="node2" href="screen__tracking_8h.html" title="screen_tracking.h" alt="" coords="5,80,131,107"/><area shape="rect" id="node6" href="pixy__control_8h.html" title="pixy_control.h" alt="" coords="653,80,755,107"/><area shape="rect" id="node8" href="button_8h.html" title="button.h" alt="" coords="559,80,628,107"/><area shape="rect" id="node9" href="touch_8h.html" title="touch.h" alt="" coords="499,155,565,181"/><area shape="rect" id="node10" href="checkbox_8h.html" title="checkbox.h" alt="" coords="394,80,483,107"/><area shape="rect" id="node11" href="tft_8h.html" title="tft.h" alt="" coords="163,155,207,181"/><area shape="rect" id="node12" href="pixy_8h.html" title="pixy.h" alt="" coords="780,80,836,107"/><area shape="rect" id="node14" href="system_8h.html" title="system.h" alt="" coords="399,155,475,181"/><area shape="rect" id="node15" href="pixy__frame_8h.html" title="pixy_frame.h" alt="" coords="223,80,319,107"/><area shape="rect" id="node3" href="screen_8h.html" title="screen.h" alt="" coords="16,155,88,181"/><area shape="rect" id="node13" href="pixydefs_8h.html" title="pixydefs.h" alt="" coords="767,155,849,181"/><area shape="rect" id="node16" href="filesystem_8h.html" title="filesystem.h" alt="" coords="231,155,323,181"/></map>
</div>
</div><table class="memberdecls">
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<p><a href="screen__tracking_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html">TRACKING_CONFIG_STRUCT</a></td></tr>
@@ -247,6 +249,8 @@ Variables</h2></td></tr>
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</div><div class="memdoc">
<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00070">70</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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@@ -259,6 +263,8 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00071">71</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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@@ -271,6 +277,8 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00069">69</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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@@ -283,6 +291,8 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00066">66</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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@@ -295,6 +305,8 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00067">67</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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@@ -307,6 +319,8 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00068">68</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<h2 class="groupheader">Typedef Documentation</h2>
@@ -320,6 +334,8 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00100">100</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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@@ -332,6 +348,8 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00098">98</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<h2 class="groupheader">Enumeration Type Documentation</h2>
@@ -363,6 +381,18 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00048">48</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;{<a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd">detecting</a>, <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a2e804b7c8163d212e6231f5228f73ce9">init</a>, <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a>, <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c">preselecting</a>, <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe">abortselecting</a>, <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a>, <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4">selected</a>, <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed">error</a>} <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a>; <span class="comment">//Current state of the screen state machine</span></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4">selected</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c">preselecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe">abortselecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd">detecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed">error</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a2e804b7c8163d212e6231f5228f73ce9"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a2e804b7c8163d212e6231f5228f73ce9">init</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51d707e6287e315967c1656b68510f25"><div class="ttname"><a href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a></div><div class="ttdeci">static enum @2 state</div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
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<h2 class="groupheader">Function Documentation</h2>
@@ -388,6 +418,12 @@ Variables</h2></td></tr>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00036">36</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;{</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <a class="code" href="group__screen.html#ga8e14bc7ee0214e2926965f9bdb54a866">gui_screen_back</a>(); <span class="comment">//navigate back to the previous screen</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;}</div>
<div class="ttc" id="group__screen_html_ga8e14bc7ee0214e2926965f9bdb54a866"><div class="ttname"><a href="group__screen.html#ga8e14bc7ee0214e2926965f9bdb54a866">gui_screen_back</a></div><div class="ttdeci">bool gui_screen_back()</div><div class="ttdef"><b>Definition:</b> <a href="screen_8c_source.html#l00085">screen.c:85</a></div></div>
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@@ -430,6 +466,20 @@ Here is the caller graph for this function:</div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00055">55</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;{</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> == <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a>) { <span class="comment">//we&#39;re currently selecting a color region</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe">abortselecting</a>; <span class="comment">//Abort selecting!!</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> == <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a>) { <span class="comment">//we&#39;re currently watching the tracking</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c">preselecting</a>; <span class="comment">//start selecting</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; }</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;}</div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c">preselecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe">abortselecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51d707e6287e315967c1656b68510f25"><div class="ttname"><a href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a></div><div class="ttdeci">static enum @2 state</div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00042">42</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;{</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <a class="code" href="screen__tracking_8c.html#a422c504adfd599b8c180762be4b66176">frame_visible</a> = checked; <span class="comment">//Set the visibility of the frame to the checked state of the checkbox</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="comment">//Frame will be drawn in the main loop below</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;}</div>
<div class="ttc" id="screen__tracking_8c_html_a422c504adfd599b8c180762be4b66176"><div class="ttname"><a href="screen__tracking_8c.html#a422c504adfd599b8c180762be4b66176">frame_visible</a></div><div class="ttdeci">static volatile bool frame_visible</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00041">screen_tracking.c:41</a></div></div>
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@@ -506,6 +563,108 @@ Here is the caller graph for this function:</div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00229">229</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><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; <a class="code" href="group__tft.html#ga6a2e3b3878ae5eea184d4c3ffe091b78">tft_clear</a>(<a class="code" href="group__tft.html#ga87b537f5fa5c109d3c05c13d6b18f382">WHITE</a>);</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; <span class="comment">//&quot;Back&quot; button</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> = 5; <span class="comment">//Start X of Button</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> = 5; <span class="comment">//Start Y of Button</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> = <a class="code" href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a>; <span class="comment">//Auto Calculate X2 with String Width</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> = <a class="code" href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a>; <span class="comment">//Auto Calculate Y2 with String Height</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aaf5a5af411fa69950e0b4415c8089c8b">txtcolor</a> = <a class="code" href="group__tft.html#ga87b537f5fa5c109d3c05c13d6b18f382">WHITE</a>; <span class="comment">//Set foreground color</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aebb27fad2492ea7aa81895d0ede61fcf">bgcolor</a> = <a class="code" href="group__tft.html#gacbaf0b6287f2d906af1e76051be37a87">HEX</a>(0xAE1010); <span class="comment">//Set background color (Don&#39;t take 255 or 0 on at least one channel, to make shadows possible)</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a> = 0; <span class="comment">//Select Font</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">text</a> = <span class="stringliteral">&quot;Back&quot;</span>; <span class="comment">//Set Text (For formatted strings take sprintf)</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; <a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a269d23c8a60f8acdf9279642999ee6a9">callback</a> = <a class="code" href="screen__tracking_8c.html#a26b5a87b61eb1cd0888fdfc12a91a6d7">b_back_cb</a>; <span class="comment">//Call b_back_cb as Callback</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; <a class="code" href="group__button.html#ga64d5d2aaff2c917e5d43e7ed849607de">gui_button_add</a>(&amp;<a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>); <span class="comment">//Register Button (and run the callback from now on)</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160;</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160;</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; <span class="comment">//&quot;Select color&quot; button</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> = 150;</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> = 5;</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> = <a class="code" href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a>;</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> = <a class="code" href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a>;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aaf5a5af411fa69950e0b4415c8089c8b">txtcolor</a> = <a class="code" href="group__tft.html#ga87b537f5fa5c109d3c05c13d6b18f382">WHITE</a>;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aebb27fad2492ea7aa81895d0ede61fcf">bgcolor</a> = <a class="code" href="group__tft.html#gacbaf0b6287f2d906af1e76051be37a87">HEX</a>(0xAE1010);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">font</a> = 0;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">text</a> = <span class="stringliteral">&quot;Select Color&quot;</span>;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a269d23c8a60f8acdf9279642999ee6a9">callback</a> = <a class="code" href="screen__tracking_8c.html#aadfa541702c00f1106d9fc2dac783262">b_select_cb</a>;</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; <a class="code" href="group__button.html#ga64d5d2aaff2c917e5d43e7ed849607de">gui_button_add</a>(&amp;<a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>);</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160;</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; <span class="comment">//&quot;Frame visible&quot; checkbox</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160; <a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>.<a class="code" href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> = 50;</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; <a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>.<a class="code" href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> = 50 + 16;</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; <a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>.<a class="code" href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> = 5;</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; <a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>.<a class="code" href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">base</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> = 5 + 16;</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>.<a class="code" href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#af7207ba9a7bbec1e8bdcaa466ae83e64">checked</a> = <a class="code" href="screen__tracking_8c.html#a422c504adfd599b8c180762be4b66176">frame_visible</a>;</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; <a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>.<a class="code" href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#a78bc63a5b9272aa4a69d6ceea4e65902">fgcolor</a> = <a class="code" href="group__checkbox.html#gac07a837d568fb96977a0658e49ca2ce8">CHECKBOX_WIN_FG_COLOR</a>;</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; <a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>.<a class="code" href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#a47605ea724f7147a5e79a995afc7e26f">callback</a> = <a class="code" href="screen__tracking_8c.html#a2d001ee5dda9ae08f5c9b69100c8b6a5">c_frame_toggle_cb</a>;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; <a class="code" href="group__checkbox.html#gafc328cff61a651c7b7175515b37c2f6c">gui_checkbox_add</a>(&amp;<a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160; <a class="code" href="group__tft.html#gabf54943131990b366ce6875a0e1925f6">tft_print_line</a>(73, 8, <a class="code" href="group__tft.html#ga7b3b25cba33b07c303f3060fe41887f6">BLACK</a>, <a class="code" href="group__tft.html#ga6c54e72c6142d317114a29adbcbb24b6">TRANSPARENT</a>, 0, <span class="stringliteral">&quot;Show Video&quot;</span>);</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160;</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160;</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; <span class="comment">//Area to select a &quot;color region&quot;</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; <a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4026095999c2fd7a91f9bb91390647a4">hookedActions</a> = <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a> | <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a>;</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; <a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">x1</a> = <a class="code" href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a>;</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; <a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">y1</a> = <a class="code" href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a>;</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; <a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">x2</a> = <a class="code" href="screen__tracking_8c.html#af2917da393a75edea1a9ea5819c191eb">FRAME_END_X</a>;</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; <a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">y2</a> = <a class="code" href="screen__tracking_8c.html#a239f05d88412df99af9c0d2f723e140b">FRAME_END_Y</a>;</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; <a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>.<a class="code" href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">callback</a> = <a class="code" href="screen__tracking_8c.html#a3d1decbb81b0f181eb0561c0f5f8fe3c">touchCB</a>;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; <span class="comment">//Do not register it here, we do that later</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160;</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a> == NULL) {</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed">error</a>;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd">detecting</a>; <span class="comment">//Start with the detecting state</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; }</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160;}</div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_a16343090e80c4472521560f30113d96c"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">BUTTON_STRUCT::text</a></div><div class="ttdeci">const char * text</div><div class="ttdoc">The label of the button. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00061">button.h:61</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_aaf5a5af411fa69950e0b4415c8089c8b"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aaf5a5af411fa69950e0b4415c8089c8b">BUTTON_STRUCT::txtcolor</a></div><div class="ttdeci">uint16_t txtcolor</div><div class="ttdoc">The 16-bit text color. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00059">button.h:59</a></div></div>
<div class="ttc" id="group__button_html_ga0cc6f7717df9fbdc0f33efb88720a639"><div class="ttname"><a href="group__button.html#ga0cc6f7717df9fbdc0f33efb88720a639">AUTO</a></div><div class="ttdeci">#define AUTO</div><div class="ttdoc">Use this value instead of x2, y2 in the BUTTON_STRUCT to autocalculate the button width/height...</div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00065">button.h:65</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a></div><div class="ttdoc">Receive an event when the pen goes down inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00054">touch.h:54</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a></div><div class="ttdoc">Receive an event when the pen goes up inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00055">touch.h:55</a></div></div>
<div class="ttc" id="group__checkbox_html_gafc328cff61a651c7b7175515b37c2f6c"><div class="ttname"><a href="group__checkbox.html#gafc328cff61a651c7b7175515b37c2f6c">gui_checkbox_add</a></div><div class="ttdeci">bool gui_checkbox_add(CHECKBOX_STRUCT *checkbox)</div><div class="ttdef"><b>Definition:</b> <a href="checkbox_8c_source.html#l00070">checkbox.c:70</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_a47ada631c22a9d40348069145654f255"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a47ada631c22a9d40348069145654f255">TOUCH_AREA_STRUCT::y1</a></div><div class="ttdeci">uint16_t y1</div><div class="ttdoc">Top Left Y-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00075">touch.h:75</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51fdb79d9f0baea9105b503735d64288"><div class="ttname"><a href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a></div><div class="ttdeci">#define FRAME_START_Y</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00067">screen_tracking.c:67</a></div></div>
<div class="ttc" id="group__button_html_ga64d5d2aaff2c917e5d43e7ed849607de"><div class="ttname"><a href="group__button.html#ga64d5d2aaff2c917e5d43e7ed849607de">gui_button_add</a></div><div class="ttdeci">bool gui_button_add(BUTTON_STRUCT *button)</div><div class="ttdef"><b>Definition:</b> <a href="button_8c_source.html#l00133">button.c:133</a></div></div>
<div class="ttc" id="group__tft_html_gabf54943131990b366ce6875a0e1925f6"><div class="ttname"><a href="group__tft.html#gabf54943131990b366ce6875a0e1925f6">tft_print_line</a></div><div class="ttdeci">void tft_print_line(uint16_t x, uint16_t y, uint16_t color, uint16_t bgcolor, uint8_t font, const char *text)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00098">tft.c:98</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aedb5fdfe3c1d1a915b668ba7f3950753"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aedb5fdfe3c1d1a915b668ba7f3950753">TOUCH_AREA_STRUCT::x1</a></div><div class="ttdeci">uint16_t x1</div><div class="ttdoc">Top Left X-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00074">touch.h:74</a></div></div>
<div class="ttc" id="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t_html_af7207ba9a7bbec1e8bdcaa466ae83e64"><div class="ttname"><a href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#af7207ba9a7bbec1e8bdcaa466ae83e64">CHECKBOX_STRUCT::checked</a></div><div class="ttdeci">bool checked</div><div class="ttdoc">A boolean which indicates whether or not the checkbox is currently checked. </div><div class="ttdef"><b>Definition:</b> <a href="checkbox_8h_source.html#l00053">checkbox.h:53</a></div></div>
<div class="ttc" id="group__tft_html_ga6c54e72c6142d317114a29adbcbb24b6"><div class="ttname"><a href="group__tft.html#ga6c54e72c6142d317114a29adbcbb24b6">TRANSPARENT</a></div><div class="ttdeci">#define TRANSPARENT</div><div class="ttdef"><b>Definition:</b> <a href="tft_8h_source.html#l00066">tft.h:66</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a7bd7bb6bc639dec66a8fd93227f293f0"><div class="ttname"><a href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a></div><div class="ttdeci">static TRACKING_CONFIG_STRUCT * tracking_current</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00207">screen_tracking.c:207</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_aebb27fad2492ea7aa81895d0ede61fcf"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#aebb27fad2492ea7aa81895d0ede61fcf">BUTTON_STRUCT::bgcolor</a></div><div class="ttdeci">uint16_t bgcolor</div><div class="ttdoc">The 16-bit background color of the button. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00057">button.h:57</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_adf10d197299522577e67d366877bdd3f"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">BUTTON_STRUCT::base</a></div><div class="ttdeci">TOUCH_AREA_STRUCT base</div><div class="ttdoc">Basic geometry of the button. You only need to set the x1, y1, x2, y2 members of this struct...</div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00056">button.h:56</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd">detecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="group__tft_html_gacbaf0b6287f2d906af1e76051be37a87"><div class="ttname"><a href="group__tft.html#gacbaf0b6287f2d906af1e76051be37a87">HEX</a></div><div class="ttdeci">#define HEX(h)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8h_source.html#l00060">tft.h:60</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_aa377184ba406b3f0c4ac18c935378204"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#aa377184ba406b3f0c4ac18c935378204">TOUCH_AREA_STRUCT::y2</a></div><div class="ttdeci">uint16_t y2</div><div class="ttdoc">Bottom Right Y-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00077">touch.h:77</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a2d001ee5dda9ae08f5c9b69100c8b6a5"><div class="ttname"><a href="screen__tracking_8c.html#a2d001ee5dda9ae08f5c9b69100c8b6a5">c_frame_toggle_cb</a></div><div class="ttdeci">static void c_frame_toggle_cb(void *checkbox, bool checked)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00042">screen_tracking.c:42</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_a4b44f431c154678005298b0f0618cd37"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4b44f431c154678005298b0f0618cd37">TOUCH_AREA_STRUCT::callback</a></div><div class="ttdeci">TOUCH_CALLBACK callback</div><div class="ttdoc">Callback which is executed when an event occurred in this Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00078">touch.h:78</a></div></div>
<div class="ttc" id="group__tft_html_ga6a2e3b3878ae5eea184d4c3ffe091b78"><div class="ttname"><a href="group__tft.html#ga6a2e3b3878ae5eea184d4c3ffe091b78">tft_clear</a></div><div class="ttdeci">void tft_clear(uint16_t color)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00045">tft.c:45</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_ac5bc000f8954f38b7a641a485a26bae7"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#ac5bc000f8954f38b7a641a485a26bae7">TOUCH_AREA_STRUCT::x2</a></div><div class="ttdeci">uint16_t x2</div><div class="ttdoc">Bottom Right X-Coordinate of Area. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00076">touch.h:76</a></div></div>
<div class="ttc" id="group__checkbox_html_gac07a837d568fb96977a0658e49ca2ce8"><div class="ttname"><a href="group__checkbox.html#gac07a837d568fb96977a0658e49ca2ce8">CHECKBOX_WIN_FG_COLOR</a></div><div class="ttdeci">#define CHECKBOX_WIN_FG_COLOR</div><div class="ttdef"><b>Definition:</b> <a href="checkbox_8h_source.html#l00082">checkbox.h:82</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a331878a3b67eaf6cee4a02a64f89dab7"><div class="ttname"><a href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a></div><div class="ttdeci">static BUTTON_STRUCT b_select</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00031">screen_tracking.c:31</a></div></div>
<div class="ttc" id="group__tft_html_ga87b537f5fa5c109d3c05c13d6b18f382"><div class="ttname"><a href="group__tft.html#ga87b537f5fa5c109d3c05c13d6b18f382">WHITE</a></div><div class="ttdeci">#define WHITE</div><div class="ttdef"><b>Definition:</b> <a href="tft_8h_source.html#l00053">tft.h:53</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a239f05d88412df99af9c0d2f723e140b"><div class="ttname"><a href="screen__tracking_8c.html#a239f05d88412df99af9c0d2f723e140b">FRAME_END_Y</a></div><div class="ttdeci">#define FRAME_END_Y</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00071">screen_tracking.c:71</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a969b249abfb1776e2cc9567db889b83f"><div class="ttname"><a href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a></div><div class="ttdeci">static TOUCH_AREA_STRUCT a_area</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00033">screen_tracking.c:33</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a422c504adfd599b8c180762be4b66176"><div class="ttname"><a href="screen__tracking_8c.html#a422c504adfd599b8c180762be4b66176">frame_visible</a></div><div class="ttdeci">static volatile bool frame_visible</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00041">screen_tracking.c:41</a></div></div>
<div class="ttc" id="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t_html_a4026095999c2fd7a91f9bb91390647a4"><div class="ttname"><a href="struct_t_o_u_c_h___a_r_e_a___s_t_r_u_c_t.html#a4026095999c2fd7a91f9bb91390647a4">TOUCH_AREA_STRUCT::hookedActions</a></div><div class="ttdeci">TOUCH_ACTION hookedActions</div><div class="ttdoc">Actions to listen to. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00073">touch.h:73</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed">error</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t_html_adf10d197299522577e67d366877bdd3f"><div class="ttname"><a href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#adf10d197299522577e67d366877bdd3f">CHECKBOX_STRUCT::base</a></div><div class="ttdeci">TOUCH_AREA_STRUCT base</div><div class="ttdoc">Basic geometry of the Checkbox. You only need to set the x1, y1, x2, y2 members of this struct...</div><div class="ttdef"><b>Definition:</b> <a href="checkbox_8h_source.html#l00051">checkbox.h:51</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_af2917da393a75edea1a9ea5819c191eb"><div class="ttname"><a href="screen__tracking_8c.html#af2917da393a75edea1a9ea5819c191eb">FRAME_END_X</a></div><div class="ttdeci">#define FRAME_END_X</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00070">screen_tracking.c:70</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_aadfa541702c00f1106d9fc2dac783262"><div class="ttname"><a href="screen__tracking_8c.html#aadfa541702c00f1106d9fc2dac783262">b_select_cb</a></div><div class="ttdeci">static void b_select_cb(void *button)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00055">screen_tracking.c:55</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51d707e6287e315967c1656b68510f25"><div class="ttname"><a href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a></div><div class="ttdeci">static enum @2 state</div></div>
<div class="ttc" id="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t_html_a78bc63a5b9272aa4a69d6ceea4e65902"><div class="ttname"><a href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#a78bc63a5b9272aa4a69d6ceea4e65902">CHECKBOX_STRUCT::fgcolor</a></div><div class="ttdeci">uint16_t fgcolor</div><div class="ttdoc">The 16-bit color of the tickmark. </div><div class="ttdef"><b>Definition:</b> <a href="checkbox_8h_source.html#l00052">checkbox.h:52</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_ae4deff817b3f551536c012d026f5957e"><div class="ttname"><a href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a></div><div class="ttdeci">#define FRAME_START_X</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00066">screen_tracking.c:66</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_ae5d8f6a72bbdbe109bc151bfef8ac9a6"><div class="ttname"><a href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a></div><div class="ttdeci">static BUTTON_STRUCT b_back</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00030">screen_tracking.c:30</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_a269d23c8a60f8acdf9279642999ee6a9"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a269d23c8a60f8acdf9279642999ee6a9">BUTTON_STRUCT::callback</a></div><div class="ttdeci">BUTTON_CALLBACK callback</div><div class="ttdoc">Callback which is executed when the button is pressed. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00058">button.h:58</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a2fb923792d7945584bd18b4b63fae0d4"><div class="ttname"><a href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a></div><div class="ttdeci">static CHECKBOX_STRUCT c_frame_toggle</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00032">screen_tracking.c:32</a></div></div>
<div class="ttc" id="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t_html_a47605ea724f7147a5e79a995afc7e26f"><div class="ttname"><a href="struct_c_h_e_c_k_b_o_x___s_t_r_u_c_t.html#a47605ea724f7147a5e79a995afc7e26f">CHECKBOX_STRUCT::callback</a></div><div class="ttdeci">CHECKBOX_CALLBACK callback</div><div class="ttdoc">Callback which is executed when the checkbox changes state. </div><div class="ttdef"><b>Definition:</b> <a href="checkbox_8h_source.html#l00054">checkbox.h:54</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_adeae49dfe3584e6df726fb4167cd1cf7"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#adeae49dfe3584e6df726fb4167cd1cf7">BUTTON_STRUCT::font</a></div><div class="ttdeci">uint8_t font</div><div class="ttdoc">The number of the font to use. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00060">button.h:60</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a26b5a87b61eb1cd0888fdfc12a91a6d7"><div class="ttname"><a href="screen__tracking_8c.html#a26b5a87b61eb1cd0888fdfc12a91a6d7">b_back_cb</a></div><div class="ttdeci">static void b_back_cb(void *button)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00036">screen_tracking.c:36</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a3d1decbb81b0f181eb0561c0f5f8fe3c"><div class="ttname"><a href="screen__tracking_8c.html#a3d1decbb81b0f181eb0561c0f5f8fe3c">touchCB</a></div><div class="ttdeci">static void touchCB(void *touchArea, TOUCH_ACTION triggeredAction)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00075">screen_tracking.c:75</a></div></div>
<div class="ttc" id="group__tft_html_ga7b3b25cba33b07c303f3060fe41887f6"><div class="ttname"><a href="group__tft.html#ga7b3b25cba33b07c303f3060fe41887f6">BLACK</a></div><div class="ttdeci">#define BLACK</div><div class="ttdef"><b>Definition:</b> <a href="tft_8h_source.html#l00054">tft.h:54</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00287">287</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160;{</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; <span class="comment">//Remove buttons and checkbox</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; <a class="code" href="group__button.html#ga39e6ec07616381a15f276cd821dad4fd">gui_button_remove</a>(&amp;<a class="code" href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a>);</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; <a class="code" href="group__button.html#ga39e6ec07616381a15f276cd821dad4fd">gui_button_remove</a>(&amp;<a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>);</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; <a class="code" href="group__checkbox.html#ga86fc603e59c7a723138b77f4a8f39e76">gui_checkbox_remove</a>(&amp;<a class="code" href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a>);</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160;</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> == <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a>) { <span class="comment">//the user left the screen in the &quot;selecting&quot; phase</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; <a class="code" href="group__touch.html#gaa7d6cd569335d0ddfc9eeab479f3a0a8">touch_unregister_area</a>(&amp;<a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>); <span class="comment">//remove the touch area</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160; }</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> == <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a>) { <span class="comment">//the user left the screen in the &quot;tracking&quot; phase</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; <a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>-&gt;<a class="code" href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#ada1538aa68473fd841f0cd559eea2276">stop</a>(<a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>); <span class="comment">//stop tracking</span></div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; <a class="code" href="group__pixy.html#ga28045d2cfce3a28f4c7d5e6673b4bad7">pixy_led_set_RGB</a>(0, 0, 0);</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160; }</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;}</div>
<div class="ttc" id="group__checkbox_html_ga86fc603e59c7a723138b77f4a8f39e76"><div class="ttname"><a href="group__checkbox.html#ga86fc603e59c7a723138b77f4a8f39e76">gui_checkbox_remove</a></div><div class="ttdeci">void gui_checkbox_remove(CHECKBOX_STRUCT *checkbox)</div><div class="ttdef"><b>Definition:</b> <a href="checkbox_8c_source.html#l00119">checkbox.c:119</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a7bd7bb6bc639dec66a8fd93227f293f0"><div class="ttname"><a href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a></div><div class="ttdeci">static TRACKING_CONFIG_STRUCT * tracking_current</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00207">screen_tracking.c:207</a></div></div>
<div class="ttc" id="group__touch_html_gaa7d6cd569335d0ddfc9eeab479f3a0a8"><div class="ttname"><a href="group__touch.html#gaa7d6cd569335d0ddfc9eeab479f3a0a8">touch_unregister_area</a></div><div class="ttdeci">void touch_unregister_area(TOUCH_AREA_STRUCT *area)</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00195">touch.c:195</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="group__button_html_ga39e6ec07616381a15f276cd821dad4fd"><div class="ttname"><a href="group__button.html#ga39e6ec07616381a15f276cd821dad4fd">gui_button_remove</a></div><div class="ttdeci">void gui_button_remove(BUTTON_STRUCT *button)</div><div class="ttdef"><b>Definition:</b> <a href="button_8c_source.html#l00184">button.c:184</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a331878a3b67eaf6cee4a02a64f89dab7"><div class="ttname"><a href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a></div><div class="ttdeci">static BUTTON_STRUCT b_select</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00031">screen_tracking.c:31</a></div></div>
<div class="ttc" id="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t_html_ada1538aa68473fd841f0cd559eea2276"><div class="ttname"><a href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#ada1538aa68473fd841f0cd559eea2276">TRACKING_CONFIG_STRUCT::stop</a></div><div class="ttdeci">TRACKING_VOID_CALLBACK stop</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00105">screen_tracking.c:105</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a969b249abfb1776e2cc9567db889b83f"><div class="ttname"><a href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a></div><div class="ttdeci">static TOUCH_AREA_STRUCT a_area</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00033">screen_tracking.c:33</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51d707e6287e315967c1656b68510f25"><div class="ttname"><a href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a></div><div class="ttdeci">static enum @2 state</div></div>
<div class="ttc" id="screen__tracking_8c_html_ae5d8f6a72bbdbe109bc151bfef8ac9a6"><div class="ttname"><a href="screen__tracking_8c.html#ae5d8f6a72bbdbe109bc151bfef8ac9a6">b_back</a></div><div class="ttdeci">static BUTTON_STRUCT b_back</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00030">screen_tracking.c:30</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a2fb923792d7945584bd18b4b63fae0d4"><div class="ttname"><a href="screen__tracking_8c.html#a2fb923792d7945584bd18b4b63fae0d4">c_frame_toggle</a></div><div class="ttdeci">static CHECKBOX_STRUCT c_frame_toggle</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00032">screen_tracking.c:32</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="group__pixy_html_ga28045d2cfce3a28f4c7d5e6673b4bad7"><div class="ttname"><a href="group__pixy.html#ga28045d2cfce3a28f4c7d5e6673b4bad7">pixy_led_set_RGB</a></div><div class="ttdeci">int pixy_led_set_RGB(uint8_t red, uint8_t green, uint8_t blue)</div><div class="ttdoc">Set color of pixy LED. </div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00075">75</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><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; <a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html">POINT_STRUCT</a> p = <a class="code" href="group__touch.html#ga42b918ead4f536a63f79601ab2978227">touch_get_last_point</a>();</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordflow">switch</span> (triggeredAction) {</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keywordflow">case</span> <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a>: <span class="comment">//The user just put down the pen</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = p.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> - <a class="code" href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a>; <span class="comment">//Calculate x-Coordinate relative to frame start</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> = p.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> - <a class="code" href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a>; <span class="comment">//Calculate y-Coordinate relative to frame start</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <a class="code" href="screen__tracking_8c.html#a6bcc693e9b9678e627d0a6fef546440a">point1_valid</a> = <span class="keyword">true</span>; <span class="comment">//The point1 is now valid</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="keywordflow">case</span> <a class="code" href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a>: <span class="comment">//The user took the pen away</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a6bcc693e9b9678e627d0a6fef546440a">point1_valid</a>) { <span class="comment">//only execute if point1 is valid</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = p.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> - <a class="code" href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a>; <span class="comment">//Calculate x-Coordinate relative to frame start</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> = p.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> - <a class="code" href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a>; <span class="comment">//Calculate y-Coordinate relative to frame start</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4">selected</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;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;}</div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a70faab71fe0370791190ce15d638011d">PEN_DOWN</a></div><div class="ttdoc">Receive an event when the pen goes down inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00054">touch.h:54</a></div></div>
<div class="ttc" id="group__touch_html_ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810"><div class="ttname"><a href="group__touch.html#ggab6037f32eebdf297a7d601a1e6c87768a082df10a24f2cb7c2a8098c0df591810">PEN_UP</a></div><div class="ttdoc">Receive an event when the pen goes up inside the region. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00055">touch.h:55</a></div></div>
<div class="ttc" id="struct_p_o_i_n_t___s_t_r_u_c_t_html_ab0580f504a7428539be299fa71565f30"><div class="ttname"><a href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">POINT_STRUCT::y</a></div><div class="ttdeci">uint16_t y</div><div class="ttdoc">The Y-Coordinate of the point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00088">touch.h:88</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4">selected</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51fdb79d9f0baea9105b503735d64288"><div class="ttname"><a href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a></div><div class="ttdeci">#define FRAME_START_Y</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00067">screen_tracking.c:67</a></div></div>
<div class="ttc" id="struct_p_o_i_n_t___s_t_r_u_c_t_html_a4dde988b1b2adba65ae3efa69f65d960"><div class="ttname"><a href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">POINT_STRUCT::x</a></div><div class="ttdeci">uint16_t x</div><div class="ttdoc">The X-Coordinate of the point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00087">touch.h:87</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a184a3353f92758fb4ce6273e71df095f"><div class="ttname"><a href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a></div><div class="ttdeci">static POINT_STRUCT point1</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00050">screen_tracking.c:50</a></div></div>
<div class="ttc" id="group__touch_html_ga42b918ead4f536a63f79601ab2978227"><div class="ttname"><a href="group__touch.html#ga42b918ead4f536a63f79601ab2978227">touch_get_last_point</a></div><div class="ttdeci">POINT_STRUCT touch_get_last_point()</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00211">touch.c:211</a></div></div>
<div class="ttc" id="struct_p_o_i_n_t___s_t_r_u_c_t_html"><div class="ttname"><a href="struct_p_o_i_n_t___s_t_r_u_c_t.html">POINT_STRUCT</a></div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00086">touch.h:86</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a6bcc693e9b9678e627d0a6fef546440a"><div class="ttname"><a href="screen__tracking_8c.html#a6bcc693e9b9678e627d0a6fef546440a">point1_valid</a></div><div class="ttdeci">static bool point1_valid</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00052">screen_tracking.c:52</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51d707e6287e315967c1656b68510f25"><div class="ttname"><a href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a></div><div class="ttdeci">static enum @2 state</div></div>
<div class="ttc" id="screen__tracking_8c_html_ae4deff817b3f551536c012d026f5957e"><div class="ttname"><a href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a></div><div class="ttdeci">#define FRAME_START_X</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00066">screen_tracking.c:66</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a482cc9da54fabd6db45f9c440319c98f"><div class="ttname"><a href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a></div><div class="ttdeci">static POINT_STRUCT point2</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00051">screen_tracking.c:51</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00114">114</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;{</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="comment">//Activate pixy&#39;s data send program</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; int32_t response;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordtype">int</span> return_value;</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; <a class="code" href="screen__tracking_8c.html#aa65afaab05457de746d1c93ac8942f76">servo_x</a> = <a class="code" href="screen__tracking_8c.html#a00b08d9093c8479925610e104269e4d3">servo_y</a> = 500; <span class="comment">// set a default value of 500</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <a class="code" href="group__pixy.html#ga5fb9213a5459dc6c74131ecabd6b5995">pixy_rcs_set_position</a>(0, <a class="code" href="screen__tracking_8c.html#aa65afaab05457de746d1c93ac8942f76">servo_x</a>); <span class="comment">// set default</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <a class="code" href="group__pixy.html#ga5fb9213a5459dc6c74131ecabd6b5995">pixy_rcs_set_position</a>(1, <a class="code" href="screen__tracking_8c.html#a00b08d9093c8479925610e104269e4d3">servo_y</a>); <span class="comment">// set default</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; return_value = <a class="code" href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a>(<span class="stringliteral">&quot;runprog&quot;</span>, <a class="code" href="pixydefs_8h.html#ab639628cd651b0efb8e0e054aa37bc2a">INT8</a>(0), <a class="code" href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a>, &amp;response, <a class="code" href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a>);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;}</div>
<div class="ttc" id="group__pixy_html_ga3d55779001cc649ed85be1a92f09892d"><div class="ttname"><a href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a></div><div class="ttdeci">int pixy_command(const char *name,...)</div><div class="ttdoc">Send a command to Pixy. </div></div>
<div class="ttc" id="pixydefs_8h_html_a1e61ec3195f40970b492ff9ace3ce84b"><div class="ttname"><a href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a></div><div class="ttdeci">#define END_OUT_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00089">pixydefs.h:89</a></div></div>
<div class="ttc" id="group__pixy_html_ga5fb9213a5459dc6c74131ecabd6b5995"><div class="ttname"><a href="group__pixy.html#ga5fb9213a5459dc6c74131ecabd6b5995">pixy_rcs_set_position</a></div><div class="ttdeci">int pixy_rcs_set_position(uint8_t channel, uint16_t position)</div><div class="ttdoc">Set pixy servo axis position. </div></div>
<div class="ttc" id="screen__tracking_8c_html_a00b08d9093c8479925610e104269e4d3"><div class="ttname"><a href="screen__tracking_8c.html#a00b08d9093c8479925610e104269e4d3">servo_y</a></div><div class="ttdeci">static int16_t servo_y</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00111">screen_tracking.c:111</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_aa65afaab05457de746d1c93ac8942f76"><div class="ttname"><a href="screen__tracking_8c.html#aa65afaab05457de746d1c93ac8942f76">servo_x</a></div><div class="ttdeci">static int16_t servo_x</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00110">screen_tracking.c:110</a></div></div>
<div class="ttc" id="pixydefs_8h_html_a3997998ea42c5ea31902d9e0b7df4bd5"><div class="ttname"><a href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a></div><div class="ttdeci">#define END_IN_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00090">pixydefs.h:90</a></div></div>
<div class="ttc" id="pixydefs_8h_html_ab639628cd651b0efb8e0e054aa37bc2a"><div class="ttname"><a href="pixydefs_8h.html#ab639628cd651b0efb8e0e054aa37bc2a">INT8</a></div><div class="ttdeci">#define INT8(v)</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00061">pixydefs.h:61</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00128">128</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><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">//Stop pixy&#39;s data send programm</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; int32_t response;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordtype">int</span> return_value;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; return_value = <a class="code" href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a>(<span class="stringliteral">&quot;stop&quot;</span>, <a class="code" href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a>, &amp;response, <a class="code" href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a>);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;}</div>
<div class="ttc" id="group__pixy_html_ga3d55779001cc649ed85be1a92f09892d"><div class="ttname"><a href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a></div><div class="ttdeci">int pixy_command(const char *name,...)</div><div class="ttdoc">Send a command to Pixy. </div></div>
<div class="ttc" id="pixydefs_8h_html_a1e61ec3195f40970b492ff9ace3ce84b"><div class="ttname"><a href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a></div><div class="ttdeci">#define END_OUT_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00089">pixydefs.h:89</a></div></div>
<div class="ttc" id="pixydefs_8h_html_a3997998ea42c5ea31902d9e0b7df4bd5"><div class="ttname"><a href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a></div><div class="ttdeci">#define END_IN_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00090">pixydefs.h:90</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00137">137</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;{</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordflow">if</span> (num_blocks &lt;= 0) { <span class="comment">// Check if there are blocks available</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordflow">return</span>; <span class="comment">// When there are none, do nothing</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; uint16_t x = blocks[0].<a class="code" href="struct_block.html#a4dde988b1b2adba65ae3efa69f65d960">x</a>; <span class="comment">// Get x coordinate of the biggest object</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; uint16_t y = blocks[0].<a class="code" href="struct_block.html#ab0580f504a7428539be299fa71565f30">y</a>; <span class="comment">// Get y coordinate of the biggest object</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; int16_t xset = 0;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; int16_t yset = 0;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; xset = (<a class="code" href="screen__tracking_8c.html#aa65afaab05457de746d1c93ac8942f76">servo_x</a> + <a class="code" href="group__pixy__control.html#gab3724cbb7b6c771af9ad87db9c0d3902">pixy_PID_X</a>((<a class="code" href="screen__tracking_8c.html#af193f69a079134ae165cc495b9b62d70">FRAME_WIDTH</a> / 2), x)); <span class="comment">// calculate the PID output for x</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; yset = (<a class="code" href="screen__tracking_8c.html#a00b08d9093c8479925610e104269e4d3">servo_y</a> - <a class="code" href="group__pixy__control.html#ga4b2080c6002ea758f49d748ecf8db28b">pixy_PID_Y</a>((<a class="code" href="screen__tracking_8c.html#a915e7581e140dd2d625fa1cfca365100">FRAME_HEIGHT</a> / 2), y)); <span class="comment">// calculate the PID output for y</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; xset = (xset &lt; 0) ? 0 : xset; <span class="comment">// x lower boundary check</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; xset = (xset &gt; 1000) ? 1000 : xset; <span class="comment">// x upper boundary check</span></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; yset = (yset &lt; 0) ? 0 : yset; <span class="comment">// y lower boundary check</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; yset = (yset &gt; 1000) ? 1000 : yset; <span class="comment">// y upper boundary check</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <a class="code" href="screen__tracking_8c.html#aa65afaab05457de746d1c93ac8942f76">servo_x</a> = xset; <span class="comment">// update the global, static variable for x</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <a class="code" href="screen__tracking_8c.html#a00b08d9093c8479925610e104269e4d3">servo_y</a> = yset; <span class="comment">// update the global, statuc variable for y</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <a class="code" href="group__pixy.html#ga5fb9213a5459dc6c74131ecabd6b5995">pixy_rcs_set_position</a>(0, <a class="code" href="screen__tracking_8c.html#aa65afaab05457de746d1c93ac8942f76">servo_x</a>); <span class="comment">// set the new x position</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <a class="code" href="group__pixy.html#ga5fb9213a5459dc6c74131ecabd6b5995">pixy_rcs_set_position</a>(1, <a class="code" href="screen__tracking_8c.html#a00b08d9093c8479925610e104269e4d3">servo_y</a>); <span class="comment">// set the new y position</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;}</div>
<div class="ttc" id="screen__tracking_8c_html_a915e7581e140dd2d625fa1cfca365100"><div class="ttname"><a href="screen__tracking_8c.html#a915e7581e140dd2d625fa1cfca365100">FRAME_HEIGHT</a></div><div class="ttdeci">#define FRAME_HEIGHT</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00069">screen_tracking.c:69</a></div></div>
<div class="ttc" id="struct_block_html_ab0580f504a7428539be299fa71565f30"><div class="ttname"><a href="struct_block.html#ab0580f504a7428539be299fa71565f30">Block::y</a></div><div class="ttdeci">uint16_t y</div><div class="ttdef"><b>Definition:</b> <a href="pixy_8h_source.html#l00081">pixy.h:81</a></div></div>
<div class="ttc" id="group__pixy__control_html_gab3724cbb7b6c771af9ad87db9c0d3902"><div class="ttname"><a href="group__pixy__control.html#gab3724cbb7b6c771af9ad87db9c0d3902">pixy_PID_X</a></div><div class="ttdeci">int16_t pixy_PID_X(int16_t x, int16_t w)</div><div class="ttdef"><b>Definition:</b> <a href="pixy__control_8c_source.html#l00067">pixy_control.c:67</a></div></div>
<div class="ttc" id="group__pixy_html_ga5fb9213a5459dc6c74131ecabd6b5995"><div class="ttname"><a href="group__pixy.html#ga5fb9213a5459dc6c74131ecabd6b5995">pixy_rcs_set_position</a></div><div class="ttdeci">int pixy_rcs_set_position(uint8_t channel, uint16_t position)</div><div class="ttdoc">Set pixy servo axis position. </div></div>
<div class="ttc" id="screen__tracking_8c_html_a00b08d9093c8479925610e104269e4d3"><div class="ttname"><a href="screen__tracking_8c.html#a00b08d9093c8479925610e104269e4d3">servo_y</a></div><div class="ttdeci">static int16_t servo_y</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00111">screen_tracking.c:111</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_aa65afaab05457de746d1c93ac8942f76"><div class="ttname"><a href="screen__tracking_8c.html#aa65afaab05457de746d1c93ac8942f76">servo_x</a></div><div class="ttdeci">static int16_t servo_x</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00110">screen_tracking.c:110</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_af193f69a079134ae165cc495b9b62d70"><div class="ttname"><a href="screen__tracking_8c.html#af193f69a079134ae165cc495b9b62d70">FRAME_WIDTH</a></div><div class="ttdeci">#define FRAME_WIDTH</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00068">screen_tracking.c:68</a></div></div>
<div class="ttc" id="group__pixy__control_html_ga4b2080c6002ea758f49d748ecf8db28b"><div class="ttname"><a href="group__pixy__control.html#ga4b2080c6002ea758f49d748ecf8db28b">pixy_PID_Y</a></div><div class="ttdeci">int16_t pixy_PID_Y(int16_t x, int16_t w)</div><div class="ttdef"><b>Definition:</b> <a href="pixy__control_8c_source.html#l00044">pixy_control.c:44</a></div></div>
<div class="ttc" id="struct_block_html_a4dde988b1b2adba65ae3efa69f65d960"><div class="ttname"><a href="struct_block.html#a4dde988b1b2adba65ae3efa69f65d960">Block::x</a></div><div class="ttdeci">uint16_t x</div><div class="ttdef"><b>Definition:</b> <a href="pixy_8h_source.html#l00080">pixy.h:80</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00176">176</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;{</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="comment">//Run reference tracking</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; int32_t response;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keywordtype">int</span> return_value;</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; return_value = <a class="code" href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a>(<span class="stringliteral">&quot;runprog&quot;</span>, <a class="code" href="pixydefs_8h.html#ab639628cd651b0efb8e0e054aa37bc2a">INT8</a>(2), <a class="code" href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a>, &amp;response, <a class="code" href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a>);</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;}</div>
<div class="ttc" id="group__pixy_html_ga3d55779001cc649ed85be1a92f09892d"><div class="ttname"><a href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a></div><div class="ttdeci">int pixy_command(const char *name,...)</div><div class="ttdoc">Send a command to Pixy. </div></div>
<div class="ttc" id="pixydefs_8h_html_a1e61ec3195f40970b492ff9ace3ce84b"><div class="ttname"><a href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a></div><div class="ttdeci">#define END_OUT_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00089">pixydefs.h:89</a></div></div>
<div class="ttc" id="pixydefs_8h_html_a3997998ea42c5ea31902d9e0b7df4bd5"><div class="ttname"><a href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a></div><div class="ttdeci">#define END_IN_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00090">pixydefs.h:90</a></div></div>
<div class="ttc" id="pixydefs_8h_html_ab639628cd651b0efb8e0e054aa37bc2a"><div class="ttname"><a href="pixydefs_8h.html#ab639628cd651b0efb8e0e054aa37bc2a">INT8</a></div><div class="ttdeci">#define INT8(v)</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00061">pixydefs.h:61</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00185">185</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;{</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="comment">//Stop reference tracking</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; int32_t response;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; <span class="keywordtype">int</span> return_value;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; return_value = <a class="code" href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a>(<span class="stringliteral">&quot;stop&quot;</span>, <a class="code" href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a>, &amp;response, <a class="code" href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a>);</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;}</div>
<div class="ttc" id="group__pixy_html_ga3d55779001cc649ed85be1a92f09892d"><div class="ttname"><a href="group__pixy.html#ga3d55779001cc649ed85be1a92f09892d">pixy_command</a></div><div class="ttdeci">int pixy_command(const char *name,...)</div><div class="ttdoc">Send a command to Pixy. </div></div>
<div class="ttc" id="pixydefs_8h_html_a1e61ec3195f40970b492ff9ace3ce84b"><div class="ttname"><a href="pixydefs_8h.html#a1e61ec3195f40970b492ff9ace3ce84b">END_OUT_ARGS</a></div><div class="ttdeci">#define END_OUT_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00089">pixydefs.h:89</a></div></div>
<div class="ttc" id="pixydefs_8h_html_a3997998ea42c5ea31902d9e0b7df4bd5"><div class="ttname"><a href="pixydefs_8h.html#a3997998ea42c5ea31902d9e0b7df4bd5">END_IN_ARGS</a></div><div class="ttdeci">#define END_IN_ARGS</div><div class="ttdef"><b>Definition:</b> <a href="pixydefs_8h_source.html#l00090">pixydefs.h:90</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00194">194</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><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="comment">//Nothing to do here. Pixy does it all.</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;}</div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00306">306</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160;{</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160; <span class="keywordflow">switch</span> (<a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a>) {</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd">detecting</a>: <span class="comment">//Detecting State: Where we try to connect to the pixy</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="group__pixy.html#gad269822960ad0073356dab75ce3050b3">pixy_init</a>() == 0) { <span class="comment">//Pixy connection ok</span></div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a2e804b7c8163d212e6231f5228f73ce9">init</a>; <span class="comment">//Go to next state</span></div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160; }</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160;</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a2e804b7c8163d212e6231f5228f73ce9">init</a>: <span class="comment">//Init State: Where we start the tracking</span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160; <a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>-&gt;<a class="code" href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#abb08dc2cec7cdf0c331ec4116bfc10a9">start</a>(<a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>);</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a>;</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160;</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a>: <span class="comment">//Tracking state: Where we render the frame and the tracked objects</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; <a class="code" href="group__pixy.html#ga72a2cd126f6a5f67842e5ff66424ccb0">pixy_service</a>(); <span class="comment">//Receive events (e.g. block-data) from pixy</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="group__pixy.html#ga2df93fdbd04ed434d281a4b9acfa0263">pixy_blocks_are_new</a>()) { <span class="comment">//There are new blocks available</span></div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a422c504adfd599b8c180762be4b66176">frame_visible</a>) { <span class="comment">//If the user want&#39;s us to draw the video data</span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; <a class="code" href="group__pixy__helper.html#ga31b46efdf685d2337447b1e529693e2f">pixy_render_full_frame</a>(<a class="code" href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a>, <a class="code" href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a>);</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160; } <span class="keywordflow">else</span> { <span class="comment">//the user want&#39;s a colored background</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; <a class="code" href="group__tft.html#ga781855ab93845ce326dfca7c099259c6">tft_fill_rectangle</a>(<a class="code" href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a>, <a class="code" href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a>, <a class="code" href="screen__tracking_8c.html#af2917da393a75edea1a9ea5819c191eb">FRAME_END_X</a>, <a class="code" href="screen__tracking_8c.html#a239f05d88412df99af9c0d2f723e140b">FRAME_END_Y</a>, <a class="code" href="group__tft.html#ga4a118ad3ee36468a3fa616977a64864e">RGB</a>(200, 200, 200));</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160; }</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160;</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160;<span class="preprocessor">#define BLOCK_BUFFER_SIZE 5 //The maximum amount of blocks that we want to receive</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; <span class="keyword">struct </span><a class="code" href="struct_block.html">Block</a> blocks[<a class="code" href="screen__tracking_8c.html#adaceed7a2609bb443f6933174e838758">BLOCK_BUFFER_SIZE</a>]; <span class="comment">//Storage to receive blocks from pixy</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; <span class="keywordtype">int</span> blocks_received = <a class="code" href="group__pixy.html#gab4113dedad844bc189466552c75b47a0">pixy_get_blocks</a>(<a class="code" href="screen__tracking_8c.html#adaceed7a2609bb443f6933174e838758">BLOCK_BUFFER_SIZE</a>, blocks); <span class="comment">//Try to receive up to BLOCK_BUFFER_SIZE Blocks from pixy</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160;</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; <span class="keywordflow">if</span> (blocks_received &gt;= 0) { <span class="comment">//block receiving ok</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; <a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>-&gt;<a class="code" href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#a31c3c372b42d3abd52c5a4c34f6f3e08">update</a>(<a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>, blocks, blocks_received); <span class="comment">//apply tracking</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160;</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="comment">//Draw blocks</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; blocks_received; i++) { <span class="comment">//for each received block</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160; <span class="keyword">struct </span><a class="code" href="struct_block.html">Block</a>* block = &amp;(blocks[i]);</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160; <span class="comment">//block.x and block.y are the center coordinates of the object relative to the camera origin.</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160; uint16_t <a class="code" href="struct_block.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = block-&gt;<a class="code" href="struct_block.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> - 1 + <a class="code" href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a> - block-&gt;<a class="code" href="struct_block.html#ad0eab1042455a2067c812ab8071d5376">width</a> / 2; <span class="comment">//Calculate x-Coordinate on the display</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160; uint16_t <a class="code" href="struct_block.html#ab0580f504a7428539be299fa71565f30">y</a> = block-&gt;<a class="code" href="struct_block.html#ab0580f504a7428539be299fa71565f30">y</a> - 1 + <a class="code" href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a> - block-&gt;<a class="code" href="struct_block.html#a81c9f8d0b8c3b49d770be14dbe9f0d37">height</a> / 2; <span class="comment">//Calculate y-Coordinate on the display</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160; <a class="code" href="group__tft.html#gab5f517d9bf0420872e78b85b37ff30a5">tft_draw_rectangle</a>(x, y, x + block-&gt;<a class="code" href="struct_block.html#ad0eab1042455a2067c812ab8071d5376">width</a> - 1, y + block-&gt;<a class="code" href="struct_block.html#a81c9f8d0b8c3b49d770be14dbe9f0d37">height</a> - 1, <a class="code" href="group__tft.html#ga87b537f5fa5c109d3c05c13d6b18f382">WHITE</a>); <span class="comment">//Draw a white rectangle</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160; }</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160; }</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160; }</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160;</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c">preselecting</a>: { <span class="comment">//Pre-Selecting State: Where we set up the color region selection</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160; <a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>-&gt;<a class="code" href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#ada1538aa68473fd841f0cd559eea2276">stop</a>(<a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>); <span class="comment">//Stop tracking</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160;</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160; <a class="code" href="group__pixy__helper.html#ga31b46efdf685d2337447b1e529693e2f">pixy_render_full_frame</a>(<a class="code" href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a>, <a class="code" href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a>); <span class="comment">//Render one frame</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160;</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160; <a class="code" href="group__touch.html#ga3adc36f55b7475b3f652c38c0e23d741">touch_register_area</a>(&amp;<a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>); <span class="comment">//Register touch area and receive events from now on</span></div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160; <a class="code" href="screen__tracking_8c.html#a6bcc693e9b9678e627d0a6fef546440a">point1_valid</a> = <span class="keyword">false</span>; <span class="comment">//we start with an invalid point1</span></div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160;</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">text</a> = <span class="stringliteral">&quot;Abort&quot;</span>; <span class="comment">//Change the button text to &quot;Abort&quot;</span></div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <a class="code" href="group__button.html#ga6da1e251bad09d29fbb3b3f405689ab1">gui_button_redraw</a>(&amp;<a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>); <span class="comment">//redraw button</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160;</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a>; <span class="comment">//The user can now select a region</span></div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160; }</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160;</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4">selected</a>: { <span class="comment">//Selected State: Where we send the users selection to pixy</span></div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160; <span class="comment">//Ensure that (x1,y1) represent the top-left point and (x2,y2) the bottom-right.</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> tmp;</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160;</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> &gt; <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a>) {</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160; tmp = <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a>;</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160; <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a>;</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160; <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> = tmp;</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160; }</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160;</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160; <span class="keywordflow">if</span> (<a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> &gt; <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a>) {</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160; tmp = <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a>;</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160; <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> = <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a>;</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160; <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> = tmp;</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160; }</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160;</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160; <span class="comment">//Send pixy the selected region</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160; <a class="code" href="group__pixy__helper.html#gad9068bef13bfd5e3cee9ecfe4d070f02">pixy_cc_set_region</a>(1, <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a>, <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a>, <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a> - <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">x</a>, <a class="code" href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a> - <a class="code" href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a>.<a class="code" href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">y</a>);</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160; }</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160;</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160; <span class="comment">//no break here: We want the following code to be executed as well</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160;</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe">abortselecting</a>: { <span class="comment">//Abort-Selecting State: Where we deinitialize the stuff we used for region selection</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160; <a class="code" href="group__touch.html#gaa7d6cd569335d0ddfc9eeab479f3a0a8">touch_unregister_area</a>(&amp;<a class="code" href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a>); <span class="comment">//Remove the touch area. We&#39;ll no longer receive touch events</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160;</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160; <a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>.<a class="code" href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">text</a> = <span class="stringliteral">&quot;Select Color&quot;</span>; <span class="comment">//Change the button text back to &quot;Select Color&quot;</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160; <a class="code" href="group__button.html#ga6da1e251bad09d29fbb3b3f405689ab1">gui_button_redraw</a>(&amp;<a class="code" href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a>); <span class="comment">//redraw button</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160;</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160; <a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>-&gt;<a class="code" href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#abb08dc2cec7cdf0c331ec4116bfc10a9">start</a>(<a class="code" href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a>); <span class="comment">//Start tracking again</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160; <a class="code" href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a> = <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a>;</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160; }</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160;</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a>: <span class="comment">//Selecting State: Where we wait on the user to select a color region</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160; <a class="code" href="group__pixy.html#ga72a2cd126f6a5f67842e5ff66424ccb0">pixy_service</a>(); <span class="comment">//receive pixy events</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160; <span class="comment">//wait on user to select the image area</span></div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160;</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160; <span class="keywordflow">case</span> <a class="code" href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed">error</a>: <span class="comment">//Error State: Where we show an error message and leave the user no other choice than to click the backbutton</span></div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160; <span class="comment">//wait on user to click the back button</span></div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160; }</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160;}</div>
<div class="ttc" id="group__touch_html_ga3adc36f55b7475b3f652c38c0e23d741"><div class="ttname"><a href="group__touch.html#ga3adc36f55b7475b3f652c38c0e23d741">touch_register_area</a></div><div class="ttdeci">bool touch_register_area(TOUCH_AREA_STRUCT *area)</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00181">touch.c:181</a></div></div>
<div class="ttc" id="struct_b_u_t_t_o_n___s_t_r_u_c_t_html_a16343090e80c4472521560f30113d96c"><div class="ttname"><a href="struct_b_u_t_t_o_n___s_t_r_u_c_t.html#a16343090e80c4472521560f30113d96c">BUTTON_STRUCT::text</a></div><div class="ttdeci">const char * text</div><div class="ttdoc">The label of the button. </div><div class="ttdef"><b>Definition:</b> <a href="button_8h_source.html#l00061">button.h:61</a></div></div>
<div class="ttc" id="group__button_html_ga6da1e251bad09d29fbb3b3f405689ab1"><div class="ttname"><a href="group__button.html#ga6da1e251bad09d29fbb3b3f405689ab1">gui_button_redraw</a></div><div class="ttdeci">void gui_button_redraw(BUTTON_STRUCT *button)</div><div class="ttdef"><b>Definition:</b> <a href="button_8c_source.html#l00164">button.c:164</a></div></div>
<div class="ttc" id="struct_p_o_i_n_t___s_t_r_u_c_t_html_ab0580f504a7428539be299fa71565f30"><div class="ttname"><a href="struct_p_o_i_n_t___s_t_r_u_c_t.html#ab0580f504a7428539be299fa71565f30">POINT_STRUCT::y</a></div><div class="ttdeci">uint16_t y</div><div class="ttdoc">The Y-Coordinate of the point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00088">touch.h:88</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a641e5a991bc9598aaf42741664950fd4">selected</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51fdb79d9f0baea9105b503735d64288"><div class="ttname"><a href="screen__tracking_8c.html#a51fdb79d9f0baea9105b503735d64288">FRAME_START_Y</a></div><div class="ttdeci">#define FRAME_START_Y</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00067">screen_tracking.c:67</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ae9bcf83f312ceea5bfcb309146ac268c">preselecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="group__tft_html_ga4a118ad3ee36468a3fa616977a64864e"><div class="ttname"><a href="group__tft.html#ga4a118ad3ee36468a3fa616977a64864e">RGB</a></div><div class="ttdeci">#define RGB(r, g, b)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8h_source.html#l00048">tft.h:48</a></div></div>
<div class="ttc" id="struct_p_o_i_n_t___s_t_r_u_c_t_html_a4dde988b1b2adba65ae3efa69f65d960"><div class="ttname"><a href="struct_p_o_i_n_t___s_t_r_u_c_t.html#a4dde988b1b2adba65ae3efa69f65d960">POINT_STRUCT::x</a></div><div class="ttdeci">uint16_t x</div><div class="ttdoc">The X-Coordinate of the point. </div><div class="ttdef"><b>Definition:</b> <a href="touch_8h_source.html#l00087">touch.h:87</a></div></div>
<div class="ttc" id="struct_block_html_ab0580f504a7428539be299fa71565f30"><div class="ttname"><a href="struct_block.html#ab0580f504a7428539be299fa71565f30">Block::y</a></div><div class="ttdeci">uint16_t y</div><div class="ttdef"><b>Definition:</b> <a href="pixy_8h_source.html#l00081">pixy.h:81</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a9138d8034d9907276dff935e7befdffe">abortselecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a7bd7bb6bc639dec66a8fd93227f293f0"><div class="ttname"><a href="screen__tracking_8c.html#a7bd7bb6bc639dec66a8fd93227f293f0">tracking_current</a></div><div class="ttdeci">static TRACKING_CONFIG_STRUCT * tracking_current</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00207">screen_tracking.c:207</a></div></div>
<div class="ttc" id="group__touch_html_gaa7d6cd569335d0ddfc9eeab479f3a0a8"><div class="ttname"><a href="group__touch.html#gaa7d6cd569335d0ddfc9eeab479f3a0a8">touch_unregister_area</a></div><div class="ttdeci">void touch_unregister_area(TOUCH_AREA_STRUCT *area)</div><div class="ttdef"><b>Definition:</b> <a href="touch_8c_source.html#l00195">touch.c:195</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a7689d85a4508e742b3263bbee54cdbdd">detecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="group__pixy_html_ga2df93fdbd04ed434d281a4b9acfa0263"><div class="ttname"><a href="group__pixy.html#ga2df93fdbd04ed434d281a4b9acfa0263">pixy_blocks_are_new</a></div><div class="ttdeci">int pixy_blocks_are_new()</div><div class="ttdoc">Indicates when new block data from Pixy is received. </div></div>
<div class="ttc" id="group__pixy_html_ga72a2cd126f6a5f67842e5ff66424ccb0"><div class="ttname"><a href="group__pixy.html#ga72a2cd126f6a5f67842e5ff66424ccb0">pixy_service</a></div><div class="ttdeci">int pixy_service()</div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ac242524fd98ab3d6b9d9f0a5b0f4c013">selecting</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="struct_block_html_a81c9f8d0b8c3b49d770be14dbe9f0d37"><div class="ttname"><a href="struct_block.html#a81c9f8d0b8c3b49d770be14dbe9f0d37">Block::height</a></div><div class="ttdeci">uint16_t height</div><div class="ttdef"><b>Definition:</b> <a href="pixy_8h_source.html#l00083">pixy.h:83</a></div></div>
<div class="ttc" id="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t_html_abb08dc2cec7cdf0c331ec4116bfc10a9"><div class="ttname"><a href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#abb08dc2cec7cdf0c331ec4116bfc10a9">TRACKING_CONFIG_STRUCT::start</a></div><div class="ttdeci">TRACKING_VOID_CALLBACK start</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00104">screen_tracking.c:104</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a331878a3b67eaf6cee4a02a64f89dab7"><div class="ttname"><a href="screen__tracking_8c.html#a331878a3b67eaf6cee4a02a64f89dab7">b_select</a></div><div class="ttdeci">static BUTTON_STRUCT b_select</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00031">screen_tracking.c:31</a></div></div>
<div class="ttc" id="group__tft_html_ga87b537f5fa5c109d3c05c13d6b18f382"><div class="ttname"><a href="group__tft.html#ga87b537f5fa5c109d3c05c13d6b18f382">WHITE</a></div><div class="ttdeci">#define WHITE</div><div class="ttdef"><b>Definition:</b> <a href="tft_8h_source.html#l00053">tft.h:53</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a184a3353f92758fb4ce6273e71df095f"><div class="ttname"><a href="screen__tracking_8c.html#a184a3353f92758fb4ce6273e71df095f">point1</a></div><div class="ttdeci">static POINT_STRUCT point1</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00050">screen_tracking.c:50</a></div></div>
<div class="ttc" id="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t_html_ada1538aa68473fd841f0cd559eea2276"><div class="ttname"><a href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#ada1538aa68473fd841f0cd559eea2276">TRACKING_CONFIG_STRUCT::stop</a></div><div class="ttdeci">TRACKING_VOID_CALLBACK stop</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00105">screen_tracking.c:105</a></div></div>
<div class="ttc" id="group__tft_html_ga781855ab93845ce326dfca7c099259c6"><div class="ttname"><a href="group__tft.html#ga781855ab93845ce326dfca7c099259c6">tft_fill_rectangle</a></div><div class="ttdeci">void tft_fill_rectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00067">tft.c:67</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a239f05d88412df99af9c0d2f723e140b"><div class="ttname"><a href="screen__tracking_8c.html#a239f05d88412df99af9c0d2f723e140b">FRAME_END_Y</a></div><div class="ttdeci">#define FRAME_END_Y</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00071">screen_tracking.c:71</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a969b249abfb1776e2cc9567db889b83f"><div class="ttname"><a href="screen__tracking_8c.html#a969b249abfb1776e2cc9567db889b83f">a_area</a></div><div class="ttdeci">static TOUCH_AREA_STRUCT a_area</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00033">screen_tracking.c:33</a></div></div>
<div class="ttc" id="group__pixy_html_gad269822960ad0073356dab75ce3050b3"><div class="ttname"><a href="group__pixy.html#gad269822960ad0073356dab75ce3050b3">pixy_init</a></div><div class="ttdeci">int pixy_init()</div><div class="ttdoc">Creates a connection with Pixy and listens for Pixy messages. </div></div>
<div class="ttc" id="screen__tracking_8c_html_a422c504adfd599b8c180762be4b66176"><div class="ttname"><a href="screen__tracking_8c.html#a422c504adfd599b8c180762be4b66176">frame_visible</a></div><div class="ttdeci">static volatile bool frame_visible</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00041">screen_tracking.c:41</a></div></div>
<div class="ttc" id="struct_block_html_ad0eab1042455a2067c812ab8071d5376"><div class="ttname"><a href="struct_block.html#ad0eab1042455a2067c812ab8071d5376">Block::width</a></div><div class="ttdeci">uint16_t width</div><div class="ttdef"><b>Definition:</b> <a href="pixy_8h_source.html#l00082">pixy.h:82</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5ad606e435413ea0944dd00d49e901e4ed">error</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="group__tft_html_gab5f517d9bf0420872e78b85b37ff30a5"><div class="ttname"><a href="group__tft.html#gab5f517d9bf0420872e78b85b37ff30a5">tft_draw_rectangle</a></div><div class="ttdeci">void tft_draw_rectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color)</div><div class="ttdef"><b>Definition:</b> <a href="tft_8c_source.html#l00061">tft.c:61</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a2e804b7c8163d212e6231f5228f73ce9"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a2e804b7c8163d212e6231f5228f73ce9">init</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t_html_a31c3c372b42d3abd52c5a4c34f6f3e08"><div class="ttname"><a href="struct_t_r_a_c_k_i_n_g___c_o_n_f_i_g___s_t_r_u_c_t.html#a31c3c372b42d3abd52c5a4c34f6f3e08">TRACKING_CONFIG_STRUCT::update</a></div><div class="ttdeci">TRACKING_BLOCK_CALLBACK update</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00106">screen_tracking.c:106</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_af2917da393a75edea1a9ea5819c191eb"><div class="ttname"><a href="screen__tracking_8c.html#af2917da393a75edea1a9ea5819c191eb">FRAME_END_X</a></div><div class="ttdeci">#define FRAME_END_X</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00070">screen_tracking.c:70</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a6bcc693e9b9678e627d0a6fef546440a"><div class="ttname"><a href="screen__tracking_8c.html#a6bcc693e9b9678e627d0a6fef546440a">point1_valid</a></div><div class="ttdeci">static bool point1_valid</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00052">screen_tracking.c:52</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a51d707e6287e315967c1656b68510f25"><div class="ttname"><a href="screen__tracking_8c.html#a51d707e6287e315967c1656b68510f25">state</a></div><div class="ttdeci">static enum @2 state</div></div>
<div class="ttc" id="screen__tracking_8c_html_adaceed7a2609bb443f6933174e838758"><div class="ttname"><a href="screen__tracking_8c.html#adaceed7a2609bb443f6933174e838758">BLOCK_BUFFER_SIZE</a></div><div class="ttdeci">#define BLOCK_BUFFER_SIZE</div></div>
<div class="ttc" id="screen__tracking_8c_html_ae4deff817b3f551536c012d026f5957e"><div class="ttname"><a href="screen__tracking_8c.html#ae4deff817b3f551536c012d026f5957e">FRAME_START_X</a></div><div class="ttdeci">#define FRAME_START_X</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00066">screen_tracking.c:66</a></div></div>
<div class="ttc" id="group__pixy__helper_html_ga31b46efdf685d2337447b1e529693e2f"><div class="ttname"><a href="group__pixy__helper.html#ga31b46efdf685d2337447b1e529693e2f">pixy_render_full_frame</a></div><div class="ttdeci">int pixy_render_full_frame(uint16_t x, uint16_t y)</div><div class="ttdef"><b>Definition:</b> <a href="pixy__frame_8c_source.html#l00025">pixy_frame.c:25</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724"><div class="ttname"><a href="screen__tracking_8c.html#a99fb83031ce9923c84392b4e92f956b5a39d451235da0d79188ee748ac0c17724">tracking</a></div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00048">screen_tracking.c:48</a></div></div>
<div class="ttc" id="group__pixy__helper_html_gad9068bef13bfd5e3cee9ecfe4d070f02"><div class="ttname"><a href="group__pixy__helper.html#gad9068bef13bfd5e3cee9ecfe4d070f02">pixy_cc_set_region</a></div><div class="ttdeci">int pixy_cc_set_region(uint8_t signum, uint16_t xoffset, uint16_t yoffset, uint16_t width, uint16_t height)</div><div class="ttdef"><b>Definition:</b> <a href="pixy__frame_8c_source.html#l00233">pixy_frame.c:233</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a482cc9da54fabd6db45f9c440319c98f"><div class="ttname"><a href="screen__tracking_8c.html#a482cc9da54fabd6db45f9c440319c98f">point2</a></div><div class="ttdeci">static POINT_STRUCT point2</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00051">screen_tracking.c:51</a></div></div>
<div class="ttc" id="group__pixy_html_gab4113dedad844bc189466552c75b47a0"><div class="ttname"><a href="group__pixy.html#gab4113dedad844bc189466552c75b47a0">pixy_get_blocks</a></div><div class="ttdeci">int pixy_get_blocks(uint16_t max_blocks, struct Block *blocks)</div><div class="ttdoc">Copies up to &#39;max_blocks&#39; number of Blocks to the address pointed to by &#39;blocks&#39;. ...</div></div>
<div class="ttc" id="struct_block_html_a4dde988b1b2adba65ae3efa69f65d960"><div class="ttname"><a href="struct_block.html#a4dde988b1b2adba65ae3efa69f65d960">Block::x</a></div><div class="ttdeci">uint16_t x</div><div class="ttdef"><b>Definition:</b> <a href="pixy_8h_source.html#l00080">pixy.h:80</a></div></div>
<div class="ttc" id="struct_block_html"><div class="ttname"><a href="struct_block.html">Block</a></div><div class="ttdef"><b>Definition:</b> <a href="pixy_8h_source.html#l00053">pixy.h:53</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00033">33</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00030">30</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00031">31</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00032">32</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00041">41</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00050">50</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00052">52</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00051">51</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<div class="line"> <a class="code" href="screen__tracking_8c.html#acd1409088e83cf2a8ba2cf96dd9b52f8">leave</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a5e8f84ee8ff4bf827775c38ae6752509">update</a></div>
<div class="line">}</div>
<div class="ttc" id="screen__tracking_8c_html_acd1409088e83cf2a8ba2cf96dd9b52f8"><div class="ttname"><a href="screen__tracking_8c.html#acd1409088e83cf2a8ba2cf96dd9b52f8">leave</a></div><div class="ttdeci">static void leave(void *screen)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:251</div></div>
<div class="ttc" id="screen__tracking_8c_html_a5e8f84ee8ff4bf827775c38ae6752509"><div class="ttname"><a href="screen__tracking_8c.html#a5e8f84ee8ff4bf827775c38ae6752509">update</a></div><div class="ttdeci">static void update(void *screen)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:269</div></div>
<div class="ttc" id="screen__tracking_8c_html_a3017cd14eca2b9e67a69e7ea559b5eaa"><div class="ttname"><a href="screen__tracking_8c.html#a3017cd14eca2b9e67a69e7ea559b5eaa">enter</a></div><div class="ttdeci">static void enter(void *screen)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:194</div></div>
<div class="ttc" id="screen__tracking_8c_html_acd1409088e83cf2a8ba2cf96dd9b52f8"><div class="ttname"><a href="screen__tracking_8c.html#acd1409088e83cf2a8ba2cf96dd9b52f8">leave</a></div><div class="ttdeci">static void leave(void *screen)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00287">screen_tracking.c:287</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a5e8f84ee8ff4bf827775c38ae6752509"><div class="ttname"><a href="screen__tracking_8c.html#a5e8f84ee8ff4bf827775c38ae6752509">update</a></div><div class="ttdeci">static void update(void *screen)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00306">screen_tracking.c:306</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a3017cd14eca2b9e67a69e7ea559b5eaa"><div class="ttname"><a href="screen__tracking_8c.html#a3017cd14eca2b9e67a69e7ea559b5eaa">enter</a></div><div class="ttdeci">static void enter(void *screen)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00229">screen_tracking.c:229</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00411">411</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00110">110</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00111">111</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00207">207</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<b>Initial value:</b><div class="fragment"><div class="line">= {</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a4e5b235d9db4e14eb031143a12e26940">tracking_our_start</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a5d91f86f9a46542f9e2f469fc8e7dfc6">tracking_our_stop</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#acb647e6a47a40716583b11336f58e023">tracking_our_update</a></div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a4e5b235d9db4e14eb031143a12e26940">tracking_our_start</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a5d91f86f9a46542f9e2f469fc8e7dfc6">tracking_our_stop</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#acb647e6a47a40716583b11336f58e023">tracking_our_update</a></div>
<div class="line">}</div>
<div class="ttc" id="screen__tracking_8c_html_acb647e6a47a40716583b11336f58e023"><div class="ttname"><a href="screen__tracking_8c.html#acb647e6a47a40716583b11336f58e023">tracking_our_update</a></div><div class="ttdeci">void tracking_our_update(void *tracking_config, struct Block *blocks, int num_blocks)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:109</div></div>
<div class="ttc" id="screen__tracking_8c_html_a5d91f86f9a46542f9e2f469fc8e7dfc6"><div class="ttname"><a href="screen__tracking_8c.html#a5d91f86f9a46542f9e2f469fc8e7dfc6">tracking_our_stop</a></div><div class="ttdeci">void tracking_our_stop(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:101</div></div>
<div class="ttc" id="screen__tracking_8c_html_a4e5b235d9db4e14eb031143a12e26940"><div class="ttname"><a href="screen__tracking_8c.html#a4e5b235d9db4e14eb031143a12e26940">tracking_our_start</a></div><div class="ttdeci">void tracking_our_start(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:88</div></div>
<div class="ttc" id="screen__tracking_8c_html_acb647e6a47a40716583b11336f58e023"><div class="ttname"><a href="screen__tracking_8c.html#acb647e6a47a40716583b11336f58e023">tracking_our_update</a></div><div class="ttdeci">void tracking_our_update(void *tracking_config, struct Block *blocks, int num_blocks)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00137">screen_tracking.c:137</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a5d91f86f9a46542f9e2f469fc8e7dfc6"><div class="ttname"><a href="screen__tracking_8c.html#a5d91f86f9a46542f9e2f469fc8e7dfc6">tracking_our_stop</a></div><div class="ttdeci">void tracking_our_stop(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00128">screen_tracking.c:128</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a4e5b235d9db4e14eb031143a12e26940"><div class="ttname"><a href="screen__tracking_8c.html#a4e5b235d9db4e14eb031143a12e26940">tracking_our_start</a></div><div class="ttdeci">void tracking_our_start(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00114">screen_tracking.c:114</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00167">167</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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<b>Initial value:</b><div class="fragment"><div class="line">= {</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a64c8fd7aa09f5cc15cce099bf8efb46e">tracking_reference_start</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#ab0a72aefe60e18bcbc6181f6015d1e88">tracking_reference_stop</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a3d4b2e5f0e97c059eaeca7e088004732">tracking_reference_update</a></div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a64c8fd7aa09f5cc15cce099bf8efb46e">tracking_reference_start</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#ab0a72aefe60e18bcbc6181f6015d1e88">tracking_reference_stop</a>,</div>
<div class="line"> <a class="code" href="screen__tracking_8c.html#a3d4b2e5f0e97c059eaeca7e088004732">tracking_reference_update</a></div>
<div class="line">}</div>
<div class="ttc" id="screen__tracking_8c_html_ab0a72aefe60e18bcbc6181f6015d1e88"><div class="ttname"><a href="screen__tracking_8c.html#ab0a72aefe60e18bcbc6181f6015d1e88">tracking_reference_stop</a></div><div class="ttdeci">void tracking_reference_stop(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:155</div></div>
<div class="ttc" id="screen__tracking_8c_html_a3d4b2e5f0e97c059eaeca7e088004732"><div class="ttname"><a href="screen__tracking_8c.html#a3d4b2e5f0e97c059eaeca7e088004732">tracking_reference_update</a></div><div class="ttdeci">void tracking_reference_update(void *tracking_config, struct Block *blocks, int num_blocks)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:163</div></div>
<div class="ttc" id="screen__tracking_8c_html_a64c8fd7aa09f5cc15cce099bf8efb46e"><div class="ttname"><a href="screen__tracking_8c.html#a64c8fd7aa09f5cc15cce099bf8efb46e">tracking_reference_start</a></div><div class="ttdeci">void tracking_reference_start(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> screen_tracking.c:147</div></div>
<div class="ttc" id="screen__tracking_8c_html_ab0a72aefe60e18bcbc6181f6015d1e88"><div class="ttname"><a href="screen__tracking_8c.html#ab0a72aefe60e18bcbc6181f6015d1e88">tracking_reference_stop</a></div><div class="ttdeci">void tracking_reference_stop(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00185">screen_tracking.c:185</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a3d4b2e5f0e97c059eaeca7e088004732"><div class="ttname"><a href="screen__tracking_8c.html#a3d4b2e5f0e97c059eaeca7e088004732">tracking_reference_update</a></div><div class="ttdeci">void tracking_reference_update(void *tracking_config, struct Block *blocks, int num_blocks)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00194">screen_tracking.c:194</a></div></div>
<div class="ttc" id="screen__tracking_8c_html_a64c8fd7aa09f5cc15cce099bf8efb46e"><div class="ttname"><a href="screen__tracking_8c.html#a64c8fd7aa09f5cc15cce099bf8efb46e">tracking_reference_start</a></div><div class="ttdeci">void tracking_reference_start(void *tracking_config)</div><div class="ttdef"><b>Definition:</b> <a href="screen__tracking_8c_source.html#l00176">screen_tracking.c:176</a></div></div>
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<p>Definition at line <a class="el" href="screen__tracking_8c_source.html#l00200">200</a> of file <a class="el" href="screen__tracking_8c_source.html">screen_tracking.c</a>.</p>
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