1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2<html> 3 4<head> 5<META http-equiv="Content-Type" content="text/html; charset=windows-1252"> 6<META name="GENERATOR" content="Microsoft FrontPage 5.0"> 7<META http-equiv="Content-Style-Type" content="text/css"> 8<LINK rel="stylesheet" type="text/css" href="../../../CSS/revolution.css"> 9<title>tg-basic</title> 10</head> 11 12<body> 13 14<h1 align="left">tg-basic</h1> 15 16<h2>Description</h2> 17<P><CODE>tg-basic</CODE> tests various methods of texture generation. The following methods are used: <BR>(Texture coordinates) * (2x4 matrix) : Texture conversion<BR>(Texture coordinates) * (2x4 matrix) : Texture rotate<BR>(Position Coordinates) * (3x4 matrix) : Texture projection<BR>Texture coordinate generation as a result of lighting (s = red component, t = green component)</P> 18 19<h2>Coverage</h2> 20<TABLE border="1" cellpadding="3" cellspacing="0.1" width="640"> 21 <tr> 22<TD width="30%" bgcolor="#C0C0C0"><EM><STRONG>Functions</STRONG></EM></TD> 23<TD width="25%" bgcolor="#C0C0C0"><EM><STRONG>Parameters</STRONG></EM></TD> 24<TD width="45%" bgcolor="#C0C0C0"><EM><STRONG>Description</STRONG></EM></TD> 25 </tr> 26 <tr> 27<TD width="30%" rowspan="3"><a href="../../../gx/Transform/GXLoadTexMtxImm.html"><CODE>GXLoadTexMtxImm</CODE></a></TD> 28<TD width="25%"><SPAN class="argument">Matrices</SPAN></TD> 29<TD width="45%">appropriate transformation mtx</TD> 30 </tr> 31 <tr> 32<TD width="25%"><SPAN class="argument">Matrix destination.</SPAN></TD> 33<TD width="45%"><CODE>GX_TEXMTX0</CODE></TD> 34 </tr> 35 <tr> 36<TD width="25%"><SPAN class="argument">Types</SPAN></TD> 37<TD width="45%"><CODE>GX_MTX2x4</CODE> or <CODE>GX_MTX3x4</CODE> depending on generation type</TD> 38 </tr> 39 <tr> 40<TD width="30%" rowspan="4"><a href="../../../gx/TexCoordGen/GXSetTexCoordGen.html"><CODE>GXSetTexCoordGen</CODE></a> </TD> 41<TD width="25%"><SPAN class="argument">Destination coordinates.</SPAN></TD> 42<TD width="45%">Always <CODE>GX_TEXCOORD0</CODE></TD> 43 </tr> 44 <tr> 45<TD width="25%"><SPAN class="argument">Generation type.</SPAN></TD> 46<TD width="45%"><CODE>GX_TG_MTX3x4</CODE>, <CODE>GX_TG_MTX2x4</CODE> or <CODE>GX_TG_SRTG</CODE> depending on generation type</TD> 47 </tr> 48 <tr> 49<TD width="25%"><SPAN class="argument">Generation source.</SPAN></TD> 50<TD width="45%"><CODE>GX_TG_TEX0</CODE>, <CODE>GX_TG_POS</CODE>, <CODE>GX_TG_COLOR0</CODE></TD> 51 </tr> 52 <tr> 53<TD width="25%"><SPAN class="argument">Matrix source.</SPAN></TD> 54<TD width="45%"><CODE>GX_TEXMTX0</CODE></TD> 55 </tr> 56</TABLE> 57 58<h2>Using the Demo</h2> 59<P>START exits the test.</P> 60<P>The B Button turns the texture on and off.</P> 61<P>The A Button changes the texture generation method.</P> 62 63<h2>Snapshot</h2> 64<P>Texture translation.</P> 65<P><IMG src="./images/tg-basic-1.jpg" alt="tg-basic-1.jpg (7368 bytes)" WIDTH="320" HEIGHT="240"></p> 66 67<P>Texture rotation.</P> 68<P><IMG src="./images/tg-basic-2.jpg" alt="tg-basic-2.jpg (7338 bytes)" WIDTH="320" HEIGHT="240"></p> 69 70<P>Texture projection.</P> 71<P><IMG src="./images/tg-basic-3.jpg" alt="tg-basic-3.jpg (6072 bytes)" WIDTH="320" HEIGHT="240"></p> 72 73<p>Texture coordinate generation from the result of lighting calculations.</p> 74<P><IMG src="./images/tg-basic-4.jpg" alt="tg-basic-4.jpg (5505 bytes)" WIDTH="320" HEIGHT="240"></p> 75 76<h2>Data Files Required</h2> 77<p><CODE>$REVOLUTION_SDK_ROOT/dvddata/gxTextrs.tpl</CODE></p> 78 79<H2>Revision History</H2> 80<P> 812006/03/01 Initial version.<br> 82</P> 83 84<hr><p>CONFIDENTIAL</p></body> 85</html>
