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    <title>RoboRealm Forum</title>
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    <lastBuildDate>Tue, 30 Nov 1999 00:11:00 EST</lastBuildDate>
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    <item>
        <title>visual line folllowing</title>
        <description>
        HI steven,&lt;br&gt;i don&apos;t understand the function in VBScript&lt;br&gt;x = GetVariable(&quot;COG_X&quot;)&lt;br&gt;y = GetVariable(&quot;COG_Y&quot;)&lt;br&gt;&lt;br&gt;cx = GetVariable(&quot;IMAGE_WIDTH&quot;) / 2&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;why need to divide by 2?&lt;br&gt;cy = GetVariable(&quot;IMAGE_HEIGHT&quot;) / 2&amp;nbsp;&amp;nbsp; why need to divide by 2?&lt;br&gt;xoff = GetVariable(&quot;IMAGE_WIDTH&quot;) / 8&amp;nbsp;&amp;nbsp;why need to divide by 8?&lt;br&gt;yoff = GetVariable(&quot;IMAGE_HEIGHT&quot;) / 16&amp;nbsp;&amp;nbsp;why need to divide by 16?&lt;br&gt;&lt;br&gt;if x &amp;lt; cx - xoff then&lt;br&gt;&amp;nbsp;&amp;nbsp;if y &amp;lt; cy - yoff then&lt;br&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;move = &quot;pivot left&quot;&lt;br&gt;&amp;nbsp;&amp;nbsp;else&lt;br&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;move = &quot;left&quot;&lt;br&gt;&amp;nbsp;&amp;nbsp;end if&lt;br&gt;elseif x &amp;gt; cx + xoff then&lt;br&gt;&amp;nbsp;&amp;nbsp;if y &amp;lt; cy - yoff then&lt;br&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;move = &quot;pivot right&quot;&lt;br&gt;&amp;nbsp;&amp;nbsp;else&lt;br&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;move = &quot;right&quot;&lt;br&gt;&amp;nbsp;&amp;nbsp;end if&lt;br&gt;else&lt;br&gt;&amp;nbsp;&amp;nbsp;if y &amp;lt; cy - yoff then&lt;br&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;move = &quot;backup&quot;&lt;br&gt;&amp;nbsp;&amp;nbsp;else&lt;br&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;move = &quot;straight&quot;&lt;br&gt;&amp;nbsp;&amp;nbsp;end if&lt;br&gt;end if&lt;br&gt; &lt;br&gt;SetVariable &quot;move&quot;, move&lt;br&gt;&lt;br&gt;        </description>
        <link>http://www.roborealm.com/forum/index.php?thread_id=5498</link>
        <guid>http://www.roborealm.com/forum/index.php?thread_id=5498</guid>
        <pubDate>Tue, 30 Nov 1999 00:11:00 EST</pubDate>
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