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ZealOS/docs/Demo/Graphics/Pick.CC.html
TomAwezome 1b75d91002 Fix Mount AHCI Port selection. 
Add arg to SATARep to specify drive types to show.
Add checks in AHCIPortInit to verify port signatures, add helper method to get signatures from port.
2021-08-02 16:40:05 -04:00

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<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=US-ASCII">
<meta name="generator" content="ZealOS V0.13">
<style type="text/css">
body {background-color:#fef1f0;}
.cF0{color:#000000;background-color:#fef1f0;}
.cF1{color:#0148a4;background-color:#fef1f0;}
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.cF8{color:#555753;background-color:#fef1f0;}
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.cFA{color:#82bc49;background-color:#fef1f0;}
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.cFF{color:#fef1f0;background-color:#fef1f0;}
</style>
</head>
<body>
<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cFA>
<a name="l2"></a>&lt;1&gt;/* Graphics Not Rendered in HTML */</span><span class=cF0>
<a name="l3"></a>
<a name="l4"></a>#</span><span class=cF1>define</span><span class=cF0> APPLES_NUM </span><span class=cFE>128</span><span class=cF0>
<a name="l5"></a>
<a name="l6"></a></span><span class=cF9>I64</span><span class=cF0> x[APPLES_NUM], y[APPLES_NUM], cur_apple, cur_dist;
<a name="l7"></a></span><span class=cF1>Bool</span><span class=cF0> trigger;
<a name="l8"></a>
<a name="l9"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>DrawIt</span><span class=cF0>(</span><span class=cF9>CTask</span><span class=cF0> *, </span><span class=cF9>CDC</span><span class=cF0> *dc)
<a name="l10"></a>{
<a name="l11"></a> </span><span class=cF9>I64</span><span class=cF0> i, best_dist = </span><span class=cF3>I64_MAX</span><span class=cF0>, best_apple = </span><span class=cFE>0</span><span class=cF0>;
<a name="l12"></a>
<a name="l13"></a> dc-&gt;flags |= </span><span class=cF3>DCF_LOCATE_NEAREST</span><span class=cF0>;
<a name="l14"></a> dc-&gt;cur_x = </span><span class=cFB>mouse</span><span class=cF0>.pos.x;
<a name="l15"></a> dc-&gt;cur_y = </span><span class=cFB>mouse</span><span class=cF0>.pos.y;
<a name="l16"></a> dc-&gt;cur_z = </span><span class=cFE>0</span><span class=cF0>;
<a name="l17"></a> </span><span class=cF1>for</span><span class=cF0> (i = </span><span class=cFE>0</span><span class=cF0>; i &lt; APPLES_NUM; i++)
<a name="l18"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l19"></a> </span><span class=cF5>Sprite3</span><span class=cF0>(dc, x[i], y[i], </span><span class=cFE>0</span><span class=cF0>, </span><span class=cFA>&lt;1&gt;</span><span class=cF0>);
<a name="l20"></a> </span><span class=cF1>if</span><span class=cF0> (dc-&gt;nearest_dist &lt;= best_dist)
<a name="l21"></a> {
<a name="l22"></a> </span><span class=cF2>//Distance to nearest pix, squared</span><span class=cF0>
<a name="l23"></a> </span><span class=cF2>//</span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelB.HH.html#l84"><span class=cF4>Sqrt</span></a><span class=cF2>() is expensive so we work with distance squared.</span><span class=cF0>
<a name="l24"></a> best_dist = dc-&gt;nearest_dist;
<a name="l25"></a> best_apple = i;
<a name="l26"></a> }
<a name="l27"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l28"></a> </span><span class=cF1>if</span><span class=cF0> (trigger)
<a name="l29"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l30"></a> cur_apple = best_apple;
<a name="l31"></a> cur_dist = best_dist;
<a name="l32"></a> trigger = </span><span class=cF3>FALSE</span><span class=cF0>;
<a name="l33"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l34"></a> </span><span class=cF5>GrPrint</span><span class=cF0>(dc, </span><span class=cF3>FONT_WIDTH</span><span class=cF0>, </span><span class=cF3>FONT_HEIGHT</span><span class=cF0>, </span><span class=cF6>&quot;Dist Squared:%d&quot;</span><span class=cF0>, cur_dist);
<a name="l35"></a>}
<a name="l36"></a>
<a name="l37"></a></span><span class=cF1>U0</span><span class=cF0> Pick()
<a name="l38"></a>{
<a name="l39"></a> </span><span class=cF9>I64</span><span class=cF0> i, message_code, arg1, arg2, delta_x, delta_y;
<a name="l40"></a>
<a name="l41"></a> </span><span class=cF1>for</span><span class=cF0> (i = </span><span class=cFE>0</span><span class=cF0>; i &lt; APPLES_NUM; i++)
<a name="l42"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l43"></a> x[i] = </span><span class=cF5>RandU16</span><span class=cF0> % </span><span class=cF3>GR_WIDTH</span><span class=cF0>;
<a name="l44"></a> y[i] = </span><span class=cF5>RandU16</span><span class=cF0> % (</span><span class=cF3>GR_HEIGHT</span><span class=cF0> - </span><span class=cF3>FONT_HEIGHT</span><span class=cF0> * </span><span class=cFE>3</span><span class=cF0>) + </span><span class=cF3>FONT_HEIGHT</span><span class=cF0> * </span><span class=cFE>3</span><span class=cF0>;
<a name="l45"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l46"></a> </span><span class=cF5>SettingsPush</span><span class=cF0>; </span><span class=cF2>//See </span><a href="https://zeal-operating-system.github.io/ZealOS/System/TaskSettings.CC.html#l3"><span class=cF4>SettingsPush</span></a><span class=cF0>
<a name="l47"></a> </span><span class=cF5>AutoComplete</span><span class=cF0>;
<a name="l48"></a> </span><span class=cF5>DocCursor</span><span class=cF0>;
<a name="l49"></a> </span><span class=cF5>DocClear</span><span class=cF0>;
<a name="l50"></a>
<a name="l51"></a> trigger = </span><span class=cF3>FALSE</span><span class=cF0>;
<a name="l52"></a> cur_apple = cur_dist = </span><span class=cFE>0</span><span class=cF0>;
<a name="l53"></a>
<a name="l54"></a> </span><span class=cF5>Fs</span><span class=cF0>-&gt;draw_it = &amp;</span><span class=cF5>DrawIt</span><span class=cF0>;
<a name="l55"></a> </span><span class=cF5>Fs</span><span class=cF0>-&gt;win_inhibit = </span><span class=cF3>WIG_TASK_DEFAULT</span><span class=cF0> - </span><span class=cF3>WIF_SELF_FOCUS</span><span class=cF0> - </span><span class=cF3>WIF_SELF_BORDER</span><span class=cF0>;
<a name="l56"></a>
<a name="l57"></a> </span><span class=cF1>try</span><span class=cF0>
<a name="l58"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l59"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF3>TRUE</span><span class=cF0>)
<a name="l60"></a> {
<a name="l61"></a> </span><span class=cF1>if</span><span class=cF0> (</span><span class=cF5>MessageGet</span><span class=cF7>(</span><span class=cF0>&amp;arg1, &amp;arg2, </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_KEY_DOWN</span><span class=cF0> | </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_MS_L_DOWN</span><span class=cF7>)</span><span class=cF0> == </span><span class=cF3>MESSAGE_KEY_DOWN</span><span class=cF0>)
<a name="l62"></a> </span><span class=cF1>goto</span><span class=cF0> pi_done;
<a name="l63"></a>
<a name="l64"></a> </span><span class=cF2>//Wait for window mgr to call DrawIt()</span><span class=cF0>
<a name="l65"></a> trigger = </span><span class=cF3>TRUE</span><span class=cF0>;
<a name="l66"></a> </span><span class=cF1>do</span><span class=cF0> </span><span class=cF5>Refresh</span><span class=cF0>;
<a name="l67"></a> </span><span class=cF1>while</span><span class=cF0> (trigger);
<a name="l68"></a>
<a name="l69"></a> </span><span class=cF2>//Use screen coordinates, not window (arg1,arg2)</span><span class=cF0>
<a name="l70"></a> </span><span class=cF2>//</span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KGlobals.CC.html#l25"><span class=cF4>mouse.pos.x</span></a><span class=cF2> and </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KGlobals.CC.html#l25"><span class=cF4>mouse.pos.y</span></a><span class=cF2> are global vars updated</span><span class=cF0>
<a name="l71"></a> </span><span class=cF2>//updated by the window mgr to hold the</span><span class=cF0>
<a name="l72"></a> </span><span class=cF2>//screen coordinates of the mouse.</span><span class=cF0>
<a name="l73"></a> delta_x = x[cur_apple] - </span><span class=cFB>mouse</span><span class=cF0>.pos.x;
<a name="l74"></a> delta_y = y[cur_apple] - </span><span class=cFB>mouse</span><span class=cF0>.pos.y;
<a name="l75"></a>
<a name="l76"></a> </span><span class=cF1>do</span><span class=cF0>
<a name="l77"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l78"></a> message_code = </span><span class=cF5>MessageGet</span><span class=cF0>(&amp;arg1, &amp;arg2, </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_KEY_DOWN</span><span class=cF0> | </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_MS_MOVE</span><span class=cF0> | </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_MS_L_UP</span><span class=cF0>);
<a name="l79"></a> </span><span class=cF1>if</span><span class=cF0> (message_code == </span><span class=cF3>MESSAGE_KEY_DOWN</span><span class=cF0>)
<a name="l80"></a> </span><span class=cF1>goto</span><span class=cF0> pi_done;
<a name="l81"></a> x[cur_apple] = </span><span class=cFB>mouse</span><span class=cF0>.pos.x + delta_x;
<a name="l82"></a> y[cur_apple] = </span><span class=cFB>mouse</span><span class=cF0>.pos.y + delta_y;
<a name="l83"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l84"></a> </span><span class=cF1>while</span><span class=cF0> (message_code != </span><span class=cF3>MESSAGE_MS_L_UP</span><span class=cF0>);
<a name="l85"></a> }
<a name="l86"></a>pi_done:
<a name="l87"></a> </span><span class=cF5>MessageGet</span><span class=cF0>(,, </span><span class=cFE>1</span><span class=cF0> &lt;&lt; </span><span class=cF3>MESSAGE_KEY_UP</span><span class=cF0>);
<a name="l88"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l89"></a> </span><span class=cF1>catch</span><span class=cF0>
<a name="l90"></a> </span><span class=cF5>PutExcept</span><span class=cF0>;
<a name="l91"></a> </span><span class=cF5>SettingsPop</span><span class=cF0>;
<a name="l92"></a>}
<a name="l93"></a>
<a name="l94"></a>Pick;
</span></pre></body>
</html>
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