tristan/ZealOS
1
0
Fork 0
mirror of https://github.com/Zeal-Operating-System/ZealOS.git synced 2024-12-26 23:36:32 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions
ZealOS/docs/System/Sound.ZC.html
TomAwezome 48d4f999cb Update documentation.
2021-12-11 06:10:58 -05:00

495 lines
51 KiB
HTML
Executable file
Raw Blame History

<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=US-ASCII">
<meta name="generator" content="ZealOS V1.07">
<style type="text/css">
body {background-color:#1f1f1f;}
.cF0{color:#e3e3e3;background-color:#1f1f1f;}
.cF1{color:#4f84a6;background-color:#1f1f1f;}
.cF2{color:#73a255;background-color:#1f1f1f;}
.cF3{color:#297582;background-color:#1f1f1f;}
.cF4{color:#b34f4b;background-color:#1f1f1f;}
.cF5{color:#8a52c3;background-color:#1f1f1f;}
.cF6{color:#b7822f;background-color:#1f1f1f;}
.cF7{color:#444444;background-color:#1f1f1f;}
.cF8{color:#6d6d6d;background-color:#1f1f1f;}
.cF9{color:#94bfde;background-color:#1f1f1f;}
.cFA{color:#a1ce97;background-color:#1f1f1f;}
.cFB{color:#6db4be;background-color:#1f1f1f;}
.cFC{color:#e88e88;background-color:#1f1f1f;}
.cFD{color:#ca94e8;background-color:#1f1f1f;}
.cFE{color:#d4b475;background-color:#1f1f1f;}
.cFF{color:#1f1f1f;background-color:#1f1f1f;}
</style>
</head>
<body>
<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cF0>#</span><span class=cF1>help_index</span><span class=cF0> </span><span class=cF6>&quot;Sound&quot;</span><span class=cF0>
<a name="l2"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>SoundTaskEndCB</span><span class=cF0>()
<a name="l3"></a>{</span><span class=cF2>//Will turn-off sound when a task gets killed.</span><span class=cF0>
<a name="l4"></a> </span><span class=cF5>Sound</span><span class=cF0>;
<a name="l5"></a> </span><span class=cF5>Exit</span><span class=cF0>;
<a name="l6"></a>}
<a name="l7"></a>
<a name="l8"></a>#</span><span class=cF1>help_index</span><span class=cF0> </span><span class=cF6>&quot;Sound/Math;Math&quot;</span><span class=cF0>
<a name="l9"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>Saw</span><span class=cF0>(</span><span class=cF1>F64</span><span class=cF0> t, </span><span class=cF1>F64</span><span class=cF0> period)
<a name="l10"></a>{</span><span class=cF2>//Sawtooth. 0.0 - 1.0 think &quot;(Sin+1)/2&quot;</span><span class=cF0>
<a name="l11"></a> </span><span class=cF1>if</span><span class=cF0> (period)
<a name="l12"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l13"></a> </span><span class=cF1>if</span><span class=cF0> (t &gt;= </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l14"></a> </span><span class=cF1>return</span><span class=cF0> t % period / period;
<a name="l15"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l16"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> + t % period / period;
<a name="l17"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l18"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l19"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l20"></a>}
<a name="l21"></a>
<a name="l22"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>FullSaw</span><span class=cF0>(</span><span class=cF1>F64</span><span class=cF0> t, </span><span class=cF1>F64</span><span class=cF0> period)
<a name="l23"></a>{</span><span class=cF2>//Plus&amp;Minus Sawtooth. 1.0 - -1.0 think &quot;Sin&quot;</span><span class=cF0>
<a name="l24"></a> </span><span class=cF1>if</span><span class=cF0> (period)
<a name="l25"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l26"></a> </span><span class=cF1>if</span><span class=cF0> (t &gt;= </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l27"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> * (t % period / period) - </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l28"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l29"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> * (t % period / period) + </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l30"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l31"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l32"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l33"></a>}
<a name="l34"></a>
<a name="l35"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>Caw</span><span class=cF0>(</span><span class=cF1>F64</span><span class=cF0> t, </span><span class=cF1>F64</span><span class=cF0> period)
<a name="l36"></a>{</span><span class=cF2>//Cawtooth. 1.0 - 0.0 think &quot;(Cos+1)/2&quot;</span><span class=cF0>
<a name="l37"></a> </span><span class=cF1>if</span><span class=cF0> (period)
<a name="l38"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l39"></a> </span><span class=cF1>if</span><span class=cF0> (t &gt;= </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l40"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> - t % period / period;
<a name="l41"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l42"></a> </span><span class=cF1>return</span><span class=cF0> -(t % period) / period;
<a name="l43"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l44"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l45"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l46"></a>}
<a name="l47"></a>
<a name="l48"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>FullCaw</span><span class=cF0>(</span><span class=cF1>F64</span><span class=cF0> t, </span><span class=cF1>F64</span><span class=cF0> period)
<a name="l49"></a>{</span><span class=cF2>//Plus&amp;Minus Cawtooth. 1.0 - -1.0 think &quot;Cos&quot;</span><span class=cF0>
<a name="l50"></a> </span><span class=cF1>if</span><span class=cF0> (period)
<a name="l51"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l52"></a> </span><span class=cF1>if</span><span class=cF0> (t &gt;= </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l53"></a> </span><span class=cF1>return</span><span class=cF0> -</span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> * (t % period / period) + </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l54"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l55"></a> </span><span class=cF1>return</span><span class=cF0> -</span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> * (t % period / period) - </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l56"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l57"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l58"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l59"></a>}
<a name="l60"></a>
<a name="l61"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>Tri</span><span class=cF0>(</span><span class=cF1>F64</span><span class=cF0> t, </span><span class=cF1>F64</span><span class=cF0> period)
<a name="l62"></a>{</span><span class=cF2>//Triangle waveform. 0.0 - 1.0 - 0.0</span><span class=cF0>
<a name="l63"></a> </span><span class=cF1>if</span><span class=cF0> (period)
<a name="l64"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l65"></a> t = </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> * (</span><span class=cF5>Abs</span><span class=cF7>(</span><span class=cF0>t</span><span class=cF7>)</span><span class=cF0> % period) / period;
<a name="l66"></a> </span><span class=cF1>if</span><span class=cF0> (t &lt;= </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l67"></a> </span><span class=cF1>return</span><span class=cF0> t;
<a name="l68"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l69"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> - t;
<a name="l70"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l71"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l72"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l73"></a>}
<a name="l74"></a>
<a name="l75"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>FullTri</span><span class=cF0>(</span><span class=cF1>F64</span><span class=cF0> t, </span><span class=cF1>F64</span><span class=cF0> period)
<a name="l76"></a>{</span><span class=cF2>//Plus&amp;Minus Triangle waveform. 0.0 - 1.0 - 0.0 - -1.0 -0.0</span><span class=cF0>
<a name="l77"></a> </span><span class=cF1>if</span><span class=cF0> (period)
<a name="l78"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l79"></a> t = </span><span class=cFE>4</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> * (t % period) / period;
<a name="l80"></a> </span><span class=cF1>if</span><span class=cF0> (t &lt;= -</span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l81"></a> {
<a name="l82"></a> </span><span class=cF1>if</span><span class=cF0> (t &lt;= -</span><span class=cFE>3</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l83"></a> </span><span class=cF1>return</span><span class=cF0> t + </span><span class=cFE>4</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l84"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l85"></a> </span><span class=cF1>return</span><span class=cF0> -</span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> - t;
<a name="l86"></a> }
<a name="l87"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l88"></a> {
<a name="l89"></a> </span><span class=cF1>if</span><span class=cF0> (t &lt;= </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l90"></a> </span><span class=cF1>return</span><span class=cF0> t;
<a name="l91"></a> </span><span class=cF1>else</span><span class=cF0> </span><span class=cF1>if</span><span class=cF0> (t &lt;= </span><span class=cFE>3</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>)
<a name="l92"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> - t;
<a name="l93"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l94"></a> </span><span class=cF1>return</span><span class=cF0> t -</span><span class=cFE>4</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l95"></a> }
<a name="l96"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l97"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l98"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l99"></a>}
<a name="l100"></a>
<a name="l101"></a>#</span><span class=cF1>help_index</span><span class=cF0> </span><span class=cF6>&quot;Sound/Music&quot;</span><span class=cF0>
<a name="l102"></a>
<a name="l103"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>class</span><span class=cF0> </span><span class=cF9>CMusicGlobals</span><span class=cF0>
<a name="l104"></a>{
<a name="l105"></a> </span><span class=cF1>U8</span><span class=cF0> *cur_song;
<a name="l106"></a> </span><span class=cF9>CTask</span><span class=cF0> *cur_song_task;
<a name="l107"></a> </span><span class=cF9>I64</span><span class=cF0> octave;
<a name="l108"></a> </span><span class=cF1>F64</span><span class=cF0> note_len;
<a name="l109"></a> </span><span class=cF1>U8</span><span class=cF0> note_map[</span><span class=cFE>7</span><span class=cF0>];
<a name="l110"></a> </span><span class=cF1>Bool</span><span class=cF0> mute;
<a name="l111"></a> </span><span class=cF9>I64</span><span class=cF0> meter_top, meter_bottom;
<a name="l112"></a> </span><span class=cF1>F64</span><span class=cF0> tempo, stacatto_factor;
<a name="l113"></a>
<a name="l114"></a> </span><span class=cF2>//If you wish to sync with a</span><span class=cF0>
<a name="l115"></a> </span><span class=cF2>//note in a Play() string.</span><span class=cF0> </span><span class=cF2>0 is the start</span><span class=cF0>
<a name="l116"></a> </span><span class=cF9>I64</span><span class=cF0> play_note_num;
<a name="l117"></a>
<a name="l118"></a> </span><span class=cF1>F64</span><span class=cF0> tM_correction, last_Beat, last_tM;
<a name="l119"></a>
<a name="l120"></a>} </span><span class=cFB>music</span><span class=cF0> = {</span><span class=cF3>NULL</span><span class=cF0>, </span><span class=cF3>NULL</span><span class=cF0>, </span><span class=cFE>4</span><span class=cF0>, </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>, </span><span class=cF7>{</span><span class=cFE>0</span><span class=cF0>, </span><span class=cFE>2</span><span class=cF0>, </span><span class=cFE>3</span><span class=cF0>, </span><span class=cFE>5</span><span class=cF0>, </span><span class=cFE>7</span><span class=cF0>, </span><span class=cFE>8</span><span class=cF0>, </span><span class=cFE>10</span><span class=cF7>}</span><span class=cF0>, </span><span class=cF3>FALSE</span><span class=cF0>, </span><span class=cFE>4</span><span class=cF0>, </span><span class=cFE>4</span><span class=cF0>, </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>5</span><span class=cF0>, </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>9</span><span class=cF0>, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cFE>0</span><span class=cF0>};
<a name="l121"></a>
<a name="l122"></a>#</span><span class=cF1>help_index</span><span class=cF0> </span><span class=cF6>&quot;Sound/Music;Time/Seconds&quot;</span><span class=cF0>
<a name="l123"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>tM</span><span class=cF0>()
<a name="l124"></a>{</span><span class=cF2>//Time in seconds synced to music subsystem.</span><span class=cF0>
<a name="l125"></a> </span><span class=cF1>return</span><span class=cF0> (</span><span class=cFB>counts</span><span class=cF0>.jiffies + </span><span class=cFB>music</span><span class=cF0>.tM_correction) / </span><span class=cF3>JIFFY_FREQ</span><span class=cF0>;
<a name="l126"></a>}
<a name="l127"></a>
<a name="l128"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>F64</span><span class=cF0> </span><span class=cF5>Beat</span><span class=cF0>()
<a name="l129"></a>{</span><span class=cF2>//Time in music beats.</span><span class=cF0>
<a name="l130"></a> </span><span class=cF1>F64</span><span class=cF0> res, cur_tM;
<a name="l131"></a>
<a name="l132"></a> </span><span class=cF1>PUSHFD</span><span class=cF0>
<a name="l133"></a> </span><span class=cF1>CLI</span><span class=cF0>
<a name="l134"></a> </span><span class=cF1>if</span><span class=cF0> (</span><span class=cFB>mp_count</span><span class=cF0> &gt; </span><span class=cFE>1</span><span class=cF0>)
<a name="l135"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF5>LBts</span><span class=cF7>(</span><span class=cF0>&amp;</span><span class=cFB>sys_semas</span><span class=cF0>[</span><span class=cF3>SEMA_TMBEAT</span><span class=cF0>], </span><span class=cFE>0</span><span class=cF7>)</span><span class=cF0>)
<a name="l136"></a> </span><span class=cF1>PAUSE</span><span class=cF0>
<a name="l137"></a> cur_tM = </span><span class=cF5>tM</span><span class=cF0>;
<a name="l138"></a> res = </span><span class=cFB>music</span><span class=cF0>.last_Beat;
<a name="l139"></a> </span><span class=cF1>if</span><span class=cF0> (</span><span class=cFB>music</span><span class=cF0>.tempo)
<a name="l140"></a> res += (cur_tM - </span><span class=cFB>music</span><span class=cF0>.last_tM) * </span><span class=cFB>music</span><span class=cF0>.tempo;
<a name="l141"></a> </span><span class=cFB>music</span><span class=cF0>.last_tM = cur_tM;
<a name="l142"></a> </span><span class=cFB>music</span><span class=cF0>.last_Beat = res;
<a name="l143"></a> </span><span class=cF5>LBtr</span><span class=cF0>(&amp;</span><span class=cFB>sys_semas</span><span class=cF0>[</span><span class=cF3>SEMA_TMBEAT</span><span class=cF0>], </span><span class=cFE>0</span><span class=cF0>);
<a name="l144"></a> </span><span class=cF1>POPFD</span><span class=cF0>
<a name="l145"></a>
<a name="l146"></a> </span><span class=cF1>return</span><span class=cF0> res;
<a name="l147"></a>}
<a name="l148"></a>
<a name="l149"></a>#</span><span class=cF1>help_index</span><span class=cF0> </span><span class=cF6>&quot;Sound/Music&quot;</span><span class=cF0>
<a name="l150"></a></span><span class=cF1>U8</span><span class=cF0> *</span><span class=cF5>MusicSetOctave</span><span class=cF0>(</span><span class=cF1>U8</span><span class=cF0> *st)
<a name="l151"></a>{
<a name="l152"></a> </span><span class=cF9>I64</span><span class=cF0> ch;
<a name="l153"></a>
<a name="l154"></a> ch = *st++;
<a name="l155"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF6>'0'</span><span class=cF0> &lt;= ch &lt;= </span><span class=cF6>'9'</span><span class=cF0>)
<a name="l156"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l157"></a> </span><span class=cFB>music</span><span class=cF0>.octave = ch - </span><span class=cF6>'0'</span><span class=cF0>;
<a name="l158"></a> ch = *st++;
<a name="l159"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l160"></a>
<a name="l161"></a> </span><span class=cF1>return</span><span class=cF0> --st;
<a name="l162"></a>}
<a name="l163"></a>
<a name="l164"></a></span><span class=cF1>U8</span><span class=cF0> *</span><span class=cF5>MusicSetMeter</span><span class=cF0>(</span><span class=cF1>U8</span><span class=cF0> *st)
<a name="l165"></a>{
<a name="l166"></a> </span><span class=cF9>I64</span><span class=cF0> ch;
<a name="l167"></a>
<a name="l168"></a> ch = *st++;
<a name="l169"></a> </span><span class=cF1>while</span><span class=cF0> (ch == </span><span class=cF6>'M'</span><span class=cF0>)
<a name="l170"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l171"></a> ch = *st++;
<a name="l172"></a> </span><span class=cF1>if</span><span class=cF0> (</span><span class=cF6>'0'</span><span class=cF0> &lt;= ch &lt;= </span><span class=cF6>'9'</span><span class=cF0>)
<a name="l173"></a> {
<a name="l174"></a> </span><span class=cFB>music</span><span class=cF0>.meter_top = ch - </span><span class=cF6>'0'</span><span class=cF0>;
<a name="l175"></a> ch = *st++;
<a name="l176"></a> }
<a name="l177"></a> </span><span class=cF1>if</span><span class=cF0> (ch == </span><span class=cF6>'/'</span><span class=cF0>)
<a name="l178"></a> ch = *st++;
<a name="l179"></a> </span><span class=cF1>if</span><span class=cF0> (</span><span class=cF6>'0'</span><span class=cF0> &lt;= ch &lt;= </span><span class=cF6>'9'</span><span class=cF0>)
<a name="l180"></a> {
<a name="l181"></a> </span><span class=cFB>music</span><span class=cF0>.meter_bottom = ch - </span><span class=cF6>'0'</span><span class=cF0>;
<a name="l182"></a> ch = *st++;
<a name="l183"></a> }
<a name="l184"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l185"></a>
<a name="l186"></a> </span><span class=cF1>return</span><span class=cF0> --st;
<a name="l187"></a>}
<a name="l188"></a>
<a name="l189"></a></span><span class=cF1>U8</span><span class=cF0> *</span><span class=cF5>MusicSetNoteLen</span><span class=cF0>(</span><span class=cF1>U8</span><span class=cF0> *st)
<a name="l190"></a>{
<a name="l191"></a> </span><span class=cF1>Bool</span><span class=cF0> cont=</span><span class=cF3>TRUE</span><span class=cF0>;
<a name="l192"></a>
<a name="l193"></a> </span><span class=cF1>do</span><span class=cF0>
<a name="l194"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l195"></a> </span><span class=cF1>switch</span><span class=cF0> (*st++)
<a name="l196"></a> {
<a name="l197"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF6>'w'</span><span class=cF0>: </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>4</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>; </span><span class=cF1>break</span><span class=cF0>;
<a name="l198"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF6>'h'</span><span class=cF0>: </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>; </span><span class=cF1>break</span><span class=cF0>;
<a name="l199"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF6>'q'</span><span class=cF0>: </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>; </span><span class=cF1>break</span><span class=cF0>;
<a name="l200"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF6>'e'</span><span class=cF0>: </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>5</span><span class=cF0>; </span><span class=cF1>break</span><span class=cF0>;
<a name="l201"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF6>'s'</span><span class=cF0>: </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>25</span><span class=cF0>; </span><span class=cF1>break</span><span class=cF0>;
<a name="l202"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF6>'t'</span><span class=cF0>: </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> * </span><span class=cFB>music</span><span class=cF0>.note_len / </span><span class=cFE>3</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>; </span><span class=cF1>break</span><span class=cF0>;
<a name="l203"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF6>'.'</span><span class=cF0>: </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>5</span><span class=cF0> * </span><span class=cFB>music</span><span class=cF0>.note_len; </span><span class=cF1>break</span><span class=cF0>;
<a name="l204"></a>
<a name="l205"></a> </span><span class=cF1>default</span><span class=cF0>:
<a name="l206"></a> st--;
<a name="l207"></a> cont = </span><span class=cF3>FALSE</span><span class=cF0>;
<a name="l208"></a> }
<a name="l209"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l210"></a> </span><span class=cF1>while</span><span class=cF0> (cont);
<a name="l211"></a>
<a name="l212"></a> </span><span class=cF1>return</span><span class=cF0> st;
<a name="l213"></a>}
<a name="l214"></a>
<a name="l215"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>I8</span><span class=cF0> </span><span class=cF5>Note2Ona</span><span class=cF0>(</span><span class=cF9>I64</span><span class=cF0> note, </span><span class=cF9>I64</span><span class=cF0> octave=</span><span class=cFE>4</span><span class=cF0>)
<a name="l216"></a>{</span><span class=cF2>//Note to ona. Mid C is ona=51, note=3 and octave=4.</span><span class=cF0>
<a name="l217"></a> </span><span class=cF1>if</span><span class=cF0> (note &lt; </span><span class=cFE>3</span><span class=cF0>)
<a name="l218"></a> </span><span class=cF1>return</span><span class=cF0> (octave + </span><span class=cFE>1</span><span class=cF0>) * </span><span class=cFE>12</span><span class=cF0> + note;
<a name="l219"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l220"></a> </span><span class=cF1>return</span><span class=cF0> octave * </span><span class=cFE>12</span><span class=cF0> + note;
<a name="l221"></a>}
<a name="l222"></a>
<a name="l223"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>I8</span><span class=cF0> </span><span class=cF5>Ona2Note</span><span class=cF0>(</span><span class=cF1>I8</span><span class=cF0> ona)
<a name="l224"></a>{</span><span class=cF2>//Ona to note in octave. Mid C is ona=51, note=3 and octave=4.</span><span class=cF0>
<a name="l225"></a> </span><span class=cF1>return</span><span class=cF0> ona % </span><span class=cFE>12</span><span class=cF0>;
<a name="l226"></a>}
<a name="l227"></a>
<a name="l228"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>I8</span><span class=cF0> </span><span class=cF5>Ona2Octave</span><span class=cF0>(</span><span class=cF1>I8</span><span class=cF0> ona)
<a name="l229"></a>{</span><span class=cF2>//Ona to octave. Mid C is ona=51, note=3 and octave=4.</span><span class=cF0>
<a name="l230"></a> </span><span class=cF9>I64</span><span class=cF0> note = ona % </span><span class=cFE>12</span><span class=cF0>, octave = ona / </span><span class=cFE>12</span><span class=cF0>;
<a name="l231"></a>
<a name="l232"></a> </span><span class=cF1>if</span><span class=cF0> (note &lt; </span><span class=cFE>3</span><span class=cF0>)
<a name="l233"></a> </span><span class=cF1>return</span><span class=cF0> octave - </span><span class=cFE>1</span><span class=cF0>;
<a name="l234"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l235"></a> </span><span class=cF1>return</span><span class=cF0> octave;
<a name="l236"></a>}
<a name="l237"></a>
<a name="l238"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>Play</span><span class=cF0>(</span><span class=cF1>U8</span><span class=cF0> *st, </span><span class=cF1>U8</span><span class=cF0> *words=</span><span class=cF3>NULL</span><span class=cF0>)
<a name="l239"></a>{</span><span class=cF2>/* Notes are entered with a capital letter.</span><span class=cF0>
<a name="l240"></a>
<a name="l241"></a></span><span class=cF2>Octaves are entered with a digit and</span><span class=cF0>
<a name="l242"></a></span><span class=cF2>stay set until changed. Mid C is octave 4.</span><span class=cF0>
<a name="l243"></a>
<a name="l244"></a></span><span class=cF2>Durations are entered with</span><span class=cF0>
<a name="l245"></a></span><span class=cF2>'w' whole note</span><span class=cF0>
<a name="l246"></a></span><span class=cF2>'h' half note</span><span class=cF0>
<a name="l247"></a></span><span class=cF2>'q' quarter note</span><span class=cF0>
<a name="l248"></a></span><span class=cF2>'e' eighth note</span><span class=cF0>
<a name="l249"></a></span><span class=cF2>'t' sets to 2/3rds the current duration</span><span class=cF0>
<a name="l250"></a></span><span class=cF2>'.' sets to 1.5 times the current duration</span><span class=cF0>
<a name="l251"></a></span><span class=cF2>durations stay set until changed.</span><span class=cF0>
<a name="l252"></a>
<a name="l253"></a></span><span class=cF2>'(' tie, placed before the note to be extended</span><span class=cF0>
<a name="l254"></a></span><span class=cF4>
<a name="l255"></a></span><a href="https://zeal-operating-system.github.io/ZealOS/System/Sound.ZC.html#l103"><span class=cF4>music.meter_top</span></a><span class=cF2>,</span><a href="https://zeal-operating-system.github.io/ZealOS/System/Sound.ZC.html#l103"><span class=cF4>music.meter_bottom</span></a><span class=cF2> is set with</span><span class=cF0>
<a name="l256"></a></span><span class=cF2>&quot;M3/4&quot;</span><span class=cF0>
<a name="l257"></a></span><span class=cF2>&quot;M4/4&quot;</span><span class=cF0>
<a name="l258"></a></span><span class=cF2>etc.</span><span class=cF0>
<a name="l259"></a>
<a name="l260"></a></span><span class=cF2>Sharp and flat are done with '#' or 'b'.</span><span class=cF0>
<a name="l261"></a>
<a name="l262"></a></span><span class=cF2>The variable music.stacatto_factor can</span><span class=cF0>
<a name="l263"></a></span><span class=cF2>be set to a range from 0.0 to 1.0.</span><span class=cF0>
<a name="l264"></a>
<a name="l265"></a></span><span class=cF2>The variable music.tempo is quarter-notes</span><span class=cF0>
<a name="l266"></a></span><span class=cF2>per second. It defaults to</span><span class=cF0>
<a name="l267"></a></span><span class=cF2>2.5 and gets faster when bigger.</span><span class=cF0>
<a name="l268"></a></span><span class=cF2>*/</span><span class=cF0>
<a name="l269"></a> </span><span class=cF1>U8</span><span class=cF0> *word, *last_st;
<a name="l270"></a> </span><span class=cF9>I64</span><span class=cF0> note, octave, i = </span><span class=cFE>0</span><span class=cF0>, ona, timeout_val, timeout_val2;
<a name="l271"></a> </span><span class=cF1>Bool</span><span class=cF0> tie;
<a name="l272"></a> </span><span class=cF1>F64</span><span class=cF0> d, on_jiffies, off_jiffies;
<a name="l273"></a>
<a name="l274"></a> </span><span class=cFB>music</span><span class=cF0>.play_note_num = </span><span class=cFE>0</span><span class=cF0>;
<a name="l275"></a> </span><span class=cF1>while</span><span class=cF0> (*st)
<a name="l276"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l277"></a> timeout_val = </span><span class=cFB>counts</span><span class=cF0>.jiffies;
<a name="l278"></a> tie = </span><span class=cF3>FALSE</span><span class=cF0>;
<a name="l279"></a>
<a name="l280"></a> </span><span class=cF1>do</span><span class=cF0>
<a name="l281"></a> {
<a name="l282"></a> last_st = st;
<a name="l283"></a> </span><span class=cF1>if</span><span class=cF0> (*st == </span><span class=cF6>'('</span><span class=cF0>)
<a name="l284"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l285"></a> tie=</span><span class=cF3>TRUE</span><span class=cF0>;
<a name="l286"></a> st++;
<a name="l287"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l288"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l289"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l290"></a> st = </span><span class=cF5>MusicSetMeter</span><span class=cF0>(st);
<a name="l291"></a> st = </span><span class=cF5>MusicSetOctave</span><span class=cF0>(st);
<a name="l292"></a> st = </span><span class=cF5>MusicSetNoteLen</span><span class=cF0>(st);
<a name="l293"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l294"></a> }
<a name="l295"></a> </span><span class=cF1>while</span><span class=cF0> (st != last_st);
<a name="l296"></a>
<a name="l297"></a> </span><span class=cF1>if</span><span class=cF0> (!*st)
<a name="l298"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l299"></a> note = *st++ - </span><span class=cF6>'A'</span><span class=cF0>;
<a name="l300"></a> </span><span class=cF1>if</span><span class=cF0> (note &lt; </span><span class=cFE>7</span><span class=cF0>)
<a name="l301"></a> {
<a name="l302"></a> note = </span><span class=cFB>music</span><span class=cF0>.note_map[note];
<a name="l303"></a> octave = </span><span class=cFB>music</span><span class=cF0>.octave;
<a name="l304"></a> </span><span class=cF1>if</span><span class=cF0> (*st == </span><span class=cF6>'b'</span><span class=cF0>)
<a name="l305"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l306"></a> note--;
<a name="l307"></a> </span><span class=cF1>if</span><span class=cF0> (note == </span><span class=cFE>2</span><span class=cF0>)
<a name="l308"></a> octave--;
<a name="l309"></a> st++;
<a name="l310"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l311"></a> </span><span class=cF1>else</span><span class=cF0> </span><span class=cF1>if</span><span class=cF0> (*st == </span><span class=cF6>'#'</span><span class=cF0>)
<a name="l312"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l313"></a> note++;
<a name="l314"></a> </span><span class=cF1>if</span><span class=cF0> (note == </span><span class=cFE>3</span><span class=cF0>)
<a name="l315"></a> octave++;
<a name="l316"></a> st++;
<a name="l317"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l318"></a> ona = </span><span class=cF5>Note2Ona</span><span class=cF0>(note, octave);
<a name="l319"></a> }
<a name="l320"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l321"></a> ona = </span><span class=cFE>0</span><span class=cF0>;
<a name="l322"></a> </span><span class=cF1>if</span><span class=cF0> (words &amp;&amp; </span><span class=cF7>(</span><span class=cF0>word = </span><span class=cF5>ListSub</span><span class=cF0>(i++, words)</span><span class=cF7>)</span><span class=cF0> &amp;&amp; </span><span class=cF5>StrCompare</span><span class=cF7>(</span><span class=cF0>word, </span><span class=cF6>&quot; &quot;</span><span class=cF7>)</span><span class=cF0>)
<a name="l323"></a> </span><span class=cF6>&quot;%s&quot;</span><span class=cF0>, word;
<a name="l324"></a>
<a name="l325"></a> d = </span><span class=cF3>JIFFY_FREQ</span><span class=cF0> * </span><span class=cFB>music</span><span class=cF0>.note_len / </span><span class=cFB>music</span><span class=cF0>.tempo;
<a name="l326"></a> on_jiffies = d * </span><span class=cFB>music</span><span class=cF0>.stacatto_factor;
<a name="l327"></a> off_jiffies = d * (</span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> - </span><span class=cFB>music</span><span class=cF0>.stacatto_factor);
<a name="l328"></a>
<a name="l329"></a> timeout_val += on_jiffies;
<a name="l330"></a> timeout_val2 = timeout_val + off_jiffies;
<a name="l331"></a>
<a name="l332"></a> </span><span class=cF1>if</span><span class=cF0> (!</span><span class=cFB>music</span><span class=cF0>.mute)
<a name="l333"></a> </span><span class=cF5>Sound</span><span class=cF0>(ona);
<a name="l334"></a> </span><span class=cF5>SleepUntil</span><span class=cF0>(timeout_val);
<a name="l335"></a> </span><span class=cFB>music</span><span class=cF0>.tM_correction += on_jiffies - </span><span class=cF5>ToI64</span><span class=cF0>(on_jiffies);
<a name="l336"></a>
<a name="l337"></a> </span><span class=cF1>if</span><span class=cF0> (!</span><span class=cFB>music</span><span class=cF0>.mute &amp;&amp; !tie)
<a name="l338"></a> </span><span class=cF5>Sound</span><span class=cF0>;
<a name="l339"></a> </span><span class=cF5>SleepUntil</span><span class=cF0>(timeout_val2);
<a name="l340"></a> </span><span class=cFB>music</span><span class=cF0>.tM_correction += off_jiffies - </span><span class=cF5>ToI64</span><span class=cF0>(off_jiffies);
<a name="l341"></a>
<a name="l342"></a> </span><span class=cFB>music</span><span class=cF0>.play_note_num++;
<a name="l343"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l344"></a>}
<a name="l345"></a>
<a name="l346"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>MusicSettingsReset</span><span class=cF0>()
<a name="l347"></a>{
<a name="l348"></a> </span><span class=cFB>music</span><span class=cF0>.play_note_num = </span><span class=cFE>0</span><span class=cF0>;
<a name="l349"></a> </span><span class=cFB>music</span><span class=cF0>.stacatto_factor = </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>9</span><span class=cF0>;
<a name="l350"></a> </span><span class=cFB>music</span><span class=cF0>.tempo = </span><span class=cFE>2</span><span class=cF0>.</span><span class=cFE>5</span><span class=cF0>;
<a name="l351"></a> </span><span class=cFB>music</span><span class=cF0>.octave = </span><span class=cFE>4</span><span class=cF0>;
<a name="l352"></a> </span><span class=cFB>music</span><span class=cF0>.note_len = </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l353"></a> </span><span class=cFB>music</span><span class=cF0>.meter_top = </span><span class=cFE>4</span><span class=cF0>;
<a name="l354"></a> </span><span class=cFB>music</span><span class=cF0>.meter_bottom = </span><span class=cFE>4</span><span class=cF0>;
<a name="l355"></a> </span><span class=cF5>SoundReset</span><span class=cF0>;
<a name="l356"></a> </span><span class=cF1>PUSHFD</span><span class=cF0>
<a name="l357"></a> </span><span class=cF1>CLI</span><span class=cF0>
<a name="l358"></a> </span><span class=cF1>if</span><span class=cF0> (</span><span class=cFB>mp_count</span><span class=cF0> &gt; </span><span class=cFE>1</span><span class=cF0>)
<a name="l359"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF5>LBts</span><span class=cF7>(</span><span class=cF0>&amp;</span><span class=cFB>sys_semas</span><span class=cF0>[</span><span class=cF3>SEMA_TMBEAT</span><span class=cF0>], </span><span class=cFE>0</span><span class=cF7>)</span><span class=cF0>)
<a name="l360"></a> </span><span class=cF1>PAUSE</span><span class=cF0>
<a name="l361"></a> </span><span class=cFB>music</span><span class=cF0>.last_tM = </span><span class=cF5>tM</span><span class=cF0>;
<a name="l362"></a> </span><span class=cFB>music</span><span class=cF0>.last_Beat = </span><span class=cFE>0</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l363"></a> </span><span class=cF5>LBtr</span><span class=cF0>(&amp;</span><span class=cFB>sys_semas</span><span class=cF0>[</span><span class=cF3>SEMA_TMBEAT</span><span class=cF0>], </span><span class=cFE>0</span><span class=cF0>);
<a name="l364"></a> </span><span class=cF1>POPFD</span><span class=cF0>
<a name="l365"></a>}
<a name="l366"></a>
<a name="l367"></a></span><span class=cF5>MusicSettingsReset</span><span class=cF0>;
<a name="l368"></a>
<a name="l369"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>CurSongTask</span><span class=cF0>()
<a name="l370"></a>{
<a name="l371"></a> </span><span class=cF5>Fs</span><span class=cF0>-&gt;task_end_cb = &amp;</span><span class=cF5>SoundTaskEndCB</span><span class=cF0>;
<a name="l372"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF3>TRUE</span><span class=cF0>)
<a name="l373"></a> </span><span class=cF5>Play</span><span class=cF0>(</span><span class=cFB>music</span><span class=cF0>.cur_song);
<a name="l374"></a>}
<a name="l375"></a>
<a name="l376"></a>#</span><span class=cF1>help_index</span><span class=cF0> </span><span class=cF6>&quot;Sound&quot;</span><span class=cF0>
<a name="l377"></a>
<a name="l378"></a>#</span><span class=cF1>define</span><span class=cF0> </span><span class=cF3>SE_NOISE</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>
<a name="l379"></a>#</span><span class=cF1>define</span><span class=cF0> </span><span class=cF3>SE_SWEEP</span><span class=cF0> </span><span class=cFE>1</span><span class=cF0>
<a name="l380"></a>
<a name="l381"></a></span><span class=cF1>class</span><span class=cF0> </span><span class=cF9>CSoundEffectFrame</span><span class=cF0>
<a name="l382"></a>{
<a name="l383"></a> </span><span class=cF9>I32</span><span class=cF0> type;
<a name="l384"></a> </span><span class=cF1>I8</span><span class=cF0> ona1, ona2;
<a name="l385"></a> </span><span class=cF1>F64</span><span class=cF0> duration;
<a name="l386"></a>};
<a name="l387"></a>
<a name="l388"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>SoundEffectEndTaskCB</span><span class=cF0>()
<a name="l389"></a>{
<a name="l390"></a> </span><span class=cF5>Free</span><span class=cF0>(</span><span class=cF5>FramePtr</span><span class=cF7>(</span><span class=cF6>&quot;CSoundEffectFrame&quot;</span><span class=cF7>)</span><span class=cF0>);
<a name="l391"></a> </span><span class=cFB>music</span><span class=cF0>.mute--;
<a name="l392"></a> </span><span class=cF5>SoundTaskEndCB</span><span class=cF0>;
<a name="l393"></a>}
<a name="l394"></a>
<a name="l395"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>SoundEffectTask</span><span class=cF0>(</span><span class=cF9>CSoundEffectFrame</span><span class=cF0> *ns)
<a name="l396"></a>{
<a name="l397"></a> </span><span class=cF9>I64</span><span class=cF0> i, ona;
<a name="l398"></a> </span><span class=cF1>F64</span><span class=cF0> t0 = </span><span class=cF5>tS</span><span class=cF0>, t, timeout = t0 + ns-&gt;duration;
<a name="l399"></a>
<a name="l400"></a> </span><span class=cF5>FramePtrAdd</span><span class=cF0>(</span><span class=cF6>&quot;CSoundEffectFrame&quot;</span><span class=cF0>, ns);
<a name="l401"></a> </span><span class=cF5>Fs</span><span class=cF0>-&gt;task_end_cb = &amp;</span><span class=cF5>SoundEffectEndTaskCB</span><span class=cF0>;
<a name="l402"></a> </span><span class=cF1>switch</span><span class=cF0> (ns-&gt;type)
<a name="l403"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l404"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>SE_NOISE</span><span class=cF0>:
<a name="l405"></a> i = </span><span class=cF5>MaxI64</span><span class=cF0>(ns-&gt;ona2 - ns-&gt;ona1, </span><span class=cFE>1</span><span class=cF0>);
<a name="l406"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF5>tS</span><span class=cF0> &lt; timeout)
<a name="l407"></a> {
<a name="l408"></a> ona = </span><span class=cF5>RandU16</span><span class=cF0> % i + ns-&gt;ona1;
<a name="l409"></a> </span><span class=cF5>Sound</span><span class=cF0>(ona);
<a name="l410"></a> t = </span><span class=cF5>Clamp</span><span class=cF0>(</span><span class=cFE>3000</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> / </span><span class=cF5>Ona2Freq</span><span class=cF7>(</span><span class=cF0>ona</span><span class=cF7>)</span><span class=cF0>, </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>, </span><span class=cFE>50</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>);
<a name="l411"></a> </span><span class=cF1>if</span><span class=cF0> (t + </span><span class=cF5>tS</span><span class=cF0> &gt; timeout)
<a name="l412"></a> t = timeout - </span><span class=cF5>tS</span><span class=cF0>;
<a name="l413"></a> </span><span class=cF5>Sleep</span><span class=cF0>(t);
<a name="l414"></a> }
<a name="l415"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l416"></a>
<a name="l417"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>SE_SWEEP</span><span class=cF0>:
<a name="l418"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF5>tS</span><span class=cF0>&lt;timeout)
<a name="l419"></a> {
<a name="l420"></a> t = (</span><span class=cF5>tS</span><span class=cF0> - t0) / ns-&gt;duration;
<a name="l421"></a> ona = (</span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> - t) * ns-&gt;ona1 + t * ns-&gt;ona2;
<a name="l422"></a> </span><span class=cF5>Sound</span><span class=cF0>(ona);
<a name="l423"></a> t = </span><span class=cF5>Clamp</span><span class=cF0>(</span><span class=cFE>3000</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0> / </span><span class=cF5>Ona2Freq</span><span class=cF7>(</span><span class=cF0>ona</span><span class=cF7>)</span><span class=cF0>, </span><span class=cFE>1</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>, </span><span class=cFE>50</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>);
<a name="l424"></a> </span><span class=cF1>if</span><span class=cF0> (t + </span><span class=cF5>tS</span><span class=cF0> &gt; timeout)
<a name="l425"></a> t = timeout -</span><span class=cF5>tS</span><span class=cF0>;
<a name="l426"></a> </span><span class=cF5>Sleep</span><span class=cF0>(t);
<a name="l427"></a> }
<a name="l428"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l429"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l430"></a>}
<a name="l431"></a>
<a name="l432"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF9>CTask</span><span class=cF0> *</span><span class=cF5>Noise</span><span class=cF0>(</span><span class=cF9>I64</span><span class=cF0> mS, </span><span class=cF1>F64</span><span class=cF0> min_ona, </span><span class=cF1>F64</span><span class=cF0> max_ona)
<a name="l433"></a>{</span><span class=cF2>//Make white noise for given number of mS.</span><span class=cF0>
<a name="l434"></a> </span><span class=cF9>CSoundEffectFrame</span><span class=cF0> *ns;
<a name="l435"></a>
<a name="l436"></a> </span><span class=cF1>if</span><span class=cF0> (mS &gt; </span><span class=cFE>0</span><span class=cF0>)
<a name="l437"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l438"></a> ns = </span><span class=cF5>MAlloc</span><span class=cF0>(</span><span class=cF1>sizeof</span><span class=cF7>(</span><span class=cF9>CSoundEffectFrame</span><span class=cF7>)</span><span class=cF0>);
<a name="l439"></a> ns-&gt;type = </span><span class=cF3>SE_NOISE</span><span class=cF0>;
<a name="l440"></a> ns-&gt;duration = mS / </span><span class=cFE>1000</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l441"></a> ns-&gt;ona1 = min_ona;
<a name="l442"></a> ns-&gt;ona2 = max_ona;
<a name="l443"></a> </span><span class=cFB>music</span><span class=cF0>.mute++;
<a name="l444"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cF5>Spawn</span><span class=cF0>(&amp;</span><span class=cF5>SoundEffectTask</span><span class=cF0>, ns, </span><span class=cF6>&quot;Noise&quot;</span><span class=cF0>,, </span><span class=cF5>Fs</span><span class=cF0>);
<a name="l445"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l446"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l447"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cF3>NULL</span><span class=cF0>;
<a name="l448"></a>}
<a name="l449"></a>
<a name="l450"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF9>CTask</span><span class=cF0> *</span><span class=cF5>Sweep</span><span class=cF0>(</span><span class=cF9>I64</span><span class=cF0> mS, </span><span class=cF1>F64</span><span class=cF0> ona1, </span><span class=cF1>F64</span><span class=cF0> ona2)
<a name="l451"></a>{</span><span class=cF2>//Sweep through freq range in given number of mS.</span><span class=cF0>
<a name="l452"></a> </span><span class=cF9>CSoundEffectFrame</span><span class=cF0> *ns;
<a name="l453"></a>
<a name="l454"></a> </span><span class=cF1>if</span><span class=cF0> (mS &gt; </span><span class=cFE>0</span><span class=cF0>)
<a name="l455"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l456"></a> ns = </span><span class=cF5>MAlloc</span><span class=cF0>(</span><span class=cF1>sizeof</span><span class=cF7>(</span><span class=cF9>CSoundEffectFrame</span><span class=cF7>)</span><span class=cF0>);
<a name="l457"></a> ns-&gt;type = </span><span class=cF3>SE_SWEEP</span><span class=cF0>;
<a name="l458"></a> ns-&gt;duration = mS / </span><span class=cFE>1000</span><span class=cF0>.</span><span class=cFE>0</span><span class=cF0>;
<a name="l459"></a> ns-&gt;ona1 = ona1;
<a name="l460"></a> ns-&gt;ona2 = ona2;
<a name="l461"></a> </span><span class=cFB>music</span><span class=cF0>.mute++;
<a name="l462"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cF5>Spawn</span><span class=cF0>(&amp;</span><span class=cF5>SoundEffectTask</span><span class=cF0>, ns, </span><span class=cF6>&quot;Noise&quot;</span><span class=cF0>,, </span><span class=cF5>Fs</span><span class=cF0>);
<a name="l463"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l464"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l465"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cF3>NULL</span><span class=cF0>;
<a name="l466"></a>}
</span></pre></body>
</html>
Reference in a new issue View git blame Copy permalink