ZealOS/docs/Demo/Graphics/Lines.CC.html
2021-08-17 02:47:37 -04:00

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<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cF1>U0</span><span class=cF0> Main()
<a name="l2"></a>{
<a name="l3"></a> </span><span class=cF9>I64</span><span class=cF0> x1 = </span><span class=cFE>0</span><span class=cF0>, y1 = </span><span class=cFE>0</span><span class=cF0>, x2 = </span><span class=cFE>0</span><span class=cF0>, y2 = </span><span class=cFE>0</span><span class=cF0>, i = </span><span class=cFE>1</span><span class=cF0>, c = </span><span class=cFE>0</span><span class=cF0>;
<a name="l4"></a> </span><span class=cF9>I64</span><span class=cF0> vx1 = </span><span class=cFE>0</span><span class=cF0>, vy1 = </span><span class=cFE>0</span><span class=cF0>, vx2 = </span><span class=cFE>0</span><span class=cF0>, vy2 = </span><span class=cFE>0</span><span class=cF0>;
<a name="l5"></a> </span><span class=cF9>CDC</span><span class=cF0> *dc = </span><span class=cF5>DCAlias</span><span class=cF0>;
<a name="l6"></a>
<a name="l7"></a> </span><span class=cF1>while</span><span class=cF0> (!</span><span class=cF5>CharScan</span><span class=cF0>)
<a name="l8"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l9"></a> </span><span class=cF1>if</span><span class=cF0> (!--i)
<a name="l10"></a> {
<a name="l11"></a> i = </span><span class=cFE>1000</span><span class=cF0>;
<a name="l12"></a> dc-&gt;color = c++ &amp; </span><span class=cFE>15</span><span class=cF0>;
<a name="l13"></a> }
<a name="l14"></a> </span><span class=cF5>GrLine</span><span class=cF0>(dc, x1, y1, x2, y2);
<a name="l15"></a> vx1 = </span><span class=cF5>ClampI64</span><span class=cF0>(vx1 + </span><span class=cF5>SignI64</span><span class=cF7>(</span><span class=cF5>RandI16</span><span class=cF7>)</span><span class=cF0>, -</span><span class=cFE>5</span><span class=cF0>, </span><span class=cFE>5</span><span class=cF0>);
<a name="l16"></a> vy1 = </span><span class=cF5>ClampI64</span><span class=cF0>(vy1 + </span><span class=cF5>SignI64</span><span class=cF7>(</span><span class=cF5>RandI16</span><span class=cF7>)</span><span class=cF0>, -</span><span class=cFE>5</span><span class=cF0>, </span><span class=cFE>5</span><span class=cF0>);
<a name="l17"></a> vx2 = </span><span class=cF5>ClampI64</span><span class=cF0>(vx2 + </span><span class=cF5>SignI64</span><span class=cF7>(</span><span class=cF5>RandI16</span><span class=cF7>)</span><span class=cF0>, -</span><span class=cFE>5</span><span class=cF0>, </span><span class=cFE>5</span><span class=cF0>);
<a name="l18"></a> vy2 = </span><span class=cF5>ClampI64</span><span class=cF0>(vy2 + </span><span class=cF5>SignI64</span><span class=cF7>(</span><span class=cF5>RandI16</span><span class=cF7>)</span><span class=cF0>, -</span><span class=cFE>5</span><span class=cF0>, </span><span class=cFE>5</span><span class=cF0>);
<a name="l19"></a> x1 = </span><span class=cF5>ClampI64</span><span class=cF0>(x1 + vx1, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cF5>Fs</span><span class=cF0>-&gt;pix_width - </span><span class=cFE>1</span><span class=cF0>);
<a name="l20"></a> y1 = </span><span class=cF5>ClampI64</span><span class=cF0>(y1 + vy1, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cF5>Fs</span><span class=cF0>-&gt;pix_height - </span><span class=cFE>1</span><span class=cF0>);
<a name="l21"></a> x2 = </span><span class=cF5>ClampI64</span><span class=cF0>(x2 + vx2, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cF5>Fs</span><span class=cF0>-&gt;pix_width - </span><span class=cFE>1</span><span class=cF0>);
<a name="l22"></a> y2 = </span><span class=cF5>ClampI64</span><span class=cF0>(y2 + vy2, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cF5>Fs</span><span class=cF0>-&gt;pix_height - </span><span class=cFE>1</span><span class=cF0>);
<a name="l23"></a> </span><span class=cF5>Sleep</span><span class=cF0>(</span><span class=cFE>1</span><span class=cF0>); </span><span class=cF2>//Replace this with Yield() or Sleep(0) and see what happens!</span><span class=cF0>
<a name="l24"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l25"></a> </span><span class=cF5>DCFill</span><span class=cF0>(dc);
<a name="l26"></a> </span><span class=cF5>DCDel</span><span class=cF0>(dc);
<a name="l27"></a>}
<a name="l28"></a>
<a name="l29"></a>Main;
</span></pre></body>
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