169 lines
11 KiB
HTML
169 lines
11 KiB
HTML
<HTML>
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<HEAD>
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<TITLE>Int 62/AX=0061h
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</TITLE>
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<META NAME="Description" CONTENT="
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Int 62/AX=0061h - FGDRIVER v4.02 - FG_INSIDE - CHECK IF POINT INSIDE CONVEX POLYGON -
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AX = 0061h
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ES:BX - vertex array
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CX = number of vertices
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DX = screen space column of point to test
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SI = screen space row of point to test
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Return: AX = result
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0000h point is outside polygon
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0001h point is inside polygon
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undefined if not a convex polygon
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Note: the FGDRIVER functions are rearranged with each major release, but
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">
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<META NAME="robots" CONTENT="none">
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</HEAD>
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<BODY BGCOLOR="#FFD0A0">
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<center>
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<h2>Int 62/AX=0061h
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</h2>
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</center><p>
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<td>
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<img src="lup.gif" tppabs="http://graphics.ctyme.com/gif/lup.gif" border=0 alt=Prev></a>
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<img src="lhome.gif" tppabs="http://graphics.ctyme.com/gif/lhome.gif" border=0 alt=Ralf Brown Page></a>
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<td><a href="int.htm" tppabs="http://www.ctyme.com/intr/int.htm">Interrups</a></td>
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<td><a href="cat.htm" tppabs="http://www.ctyme.com/intr/cat.htm">Categories</a></td>
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<td><a href="alpha.htm" tppabs="http://www.ctyme.com/intr/alpha.htm">Contents</a></td>
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</td></table><p>
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<p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<h3><font color=#C00040>FGDRIVER v4.02 - FG_INSIDE - CHECK IF POINT INSIDE CONVEX POLYGON</font></h3>
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<PRE>
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AX = 0061h
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ES:BX -> vertex array
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CX = number of vertices
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DX = screen space column of point to test
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SI = screen space row of point to test<br>
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<p><b>Return:</b><br>AX = result
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0000h point is outside polygon
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0001h point is inside polygon
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undefined if not a convex polygon
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</PRE>
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<p><b>Note:</b>
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The FGDRIVER functions are rearranged with each major release, but
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their parameters do not change <a href="javascript:if(confirm('http://www.ctyme.com/intr/rb-0000.htm \n\nThis file was not retrieved by Teleport Pro, because it was unavailable, or its retrieval was aborted, or the project was stopped too soon. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/intr/rb-0000.htm#Table0'" tppabs="http://www.ctyme.com/intr/rb-0000.htm#Table0"></a>(see #03474 at AX=0000h)
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<p><b>See Also:</b>
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<a href="rb-7053.htm" tppabs="http://www.ctyme.com/intr/rb-7053.htm">AX=0092h</a> - <a href="rb-7054.htm" tppabs="http://www.ctyme.com/intr/rb-7054.htm">AX=0093h</a> - <a href="rb-7055.htm" tppabs="http://www.ctyme.com/intr/rb-7055.htm">AX=0094h</a>
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<p>
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<b>Category: <a href="cat-046.htm" tppabs="http://www.ctyme.com/intr/cat-046.htm">
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Video</a>
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- <a href="int-62.htm" tppabs="http://www.ctyme.com/intr/int-62.htm">
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Int 62h</a>
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- <a href="alpha-f.htm" tppabs="http://www.ctyme.com/intr/alpha-f.htm">
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F</a>
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</b><p><p><img src="rbline.gif" tppabs="http://graphics.ctyme.com/gif/rbline.gif" width="100%" alt="------"><p>
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<table border=1 cellpadding=3 cellspacing=1>
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<td>
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<a href="rb-7003.htm" tppabs="http://www.ctyme.com/intr/rb-7003.htm">
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<img src="lup.gif" tppabs="http://graphics.ctyme.com/gif/lup.gif" border=0 alt=Prev></a>
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<a href="rb-7005.htm" tppabs="http://www.ctyme.com/intr/rb-7005.htm">
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<img src="ldown.gif" tppabs="http://graphics.ctyme.com/gif/ldown.gif" border=0 alt=Next></a>
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<a href="javascript:if(confirm('http://www.ctyme.com/rbrown.htm \n\nThis file was not retrieved by Teleport Pro, because it is addressed on a domain or path outside the boundaries set for its Starting Address. \n\nDo you want to open it from the server?'))window.location='http://www.ctyme.com/rbrown.htm'" tppabs="http://www.ctyme.com/rbrown.htm">
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<img src="lhome.gif" tppabs="http://graphics.ctyme.com/gif/lhome.gif" border=0 alt=Ralf Brown Page></a>
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<td><a href="int.htm" tppabs="http://www.ctyme.com/intr/int.htm">Interrups</a></td>
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<td><a href="cat.htm" tppabs="http://www.ctyme.com/intr/cat.htm">Categories</a></td>
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<td><a href="alpha.htm" tppabs="http://www.ctyme.com/intr/alpha.htm">Contents</a></td>
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</td></table><p>
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<img src="home.gif" tppabs="http://graphics.ctyme.com/gif/home.gif" ALT="Home" height="40" width="40"></a>
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<INPUT TYPE="hidden" NAME="no_intl" VALUE="1">
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<INPUT TYPE="image" SRC="x-click-but7.gif" tppabs="http://images.paypal.com/images/x-click-but7.gif" vspace=9
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NAME="submit" ALT="Make payments with PayPal - it's fast, free and secure!">
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<FORM ACTION="http://service.bfast.com/bfast/click" target="_blank">
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