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13
14<h1 align="left">tg-emboss</h1>
15
16<h2>Description</h2>
17
18<p><CODE>tg-emboss</CODE> shows a simple emboss-style bump mapping (without a material texture).</p>
19
20<p>This sample demo generates an image in a single pass with 2 TEV stages. If you use a material texture, 3 TEV stages are necessary.</p>
21
22<h2>Coverage</h2>
23<p><big>For Real hardware</big></p>
24<TABLE border="1" cellpadding="3" cellspacing="0.1" width="640">
25  <tr>
26<TD width="30%" bgcolor="#C0C0C0"><EM><STRONG>Functions</STRONG></EM></TD>
27<TD width="25%" bgcolor="#C0C0C0"><EM><STRONG>Parameters</STRONG></EM></TD>
28<TD bgcolor="#C0C0C0" colspan="2"><EM><STRONG>Description</STRONG></EM></TD>
29    </tr>
30  <tr>
31<TD width="30%" rowspan="2"><a href="../../../gx/Geometry/GXSetVtxDesc.html"><CODE><CODE>GXSetVtxDesc</CODE></CODE></a></TD>
32<TD width="25%"><SPAN class="argument">Attributes</SPAN></TD>
33<TD colspan="2"><CODE>GX_VA_NBT</CODE> / <CODE>GX_VA_TEX0</CODE></TD>
34    </tr>
35  <tr>
36<TD width="25%"><SPAN class="argument">Types</SPAN></TD>
37<TD colspan="2"><CODE>GX_DIRECT</CODE></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><CODE>GX_TEXCOORD0</CODE></TD>
43<TD><CODE>GX_TEXCOORD1</CODE></TD>
44    </tr>
45  <tr>
46<TD width="25%"><SPAN class="argument">Generation type.</SPAN></TD>
47<TD><CODE>GX_TG_MTX2x4</CODE></TD>
48<TD><CODE>GX_TG_BUMP0</CODE></TD>
49    </tr>
50  <tr>
51<TD width="25%"><SPAN class="argument">Generation source.</SPAN></TD>
52<TD><CODE>GX_TG_TEX0</CODE></TD>
53<TD><CODE>GX_TG_TEXCOORD0</CODE></TD>
54    </tr>
55  <tr>
56<TD width="25%"><SPAN class="argument">Matrix source.</SPAN></TD>
57<TD><CODE>GX_IDENTITY</CODE></TD>
58<TD><CODE>GX_IDENTITY</CODE></TD>
59    </tr>
60  <tr>
61<TD width="30%" rowspan="4"><a href="../../../gx/Tev/GXSetTevOrder.html"><CODE><CODE>GXSetTevOrder</CODE></CODE></a></TD>
62<TD width="25%"><SPAN class="argument">TEV Stages.</SPAN></TD>
63<TD><CODE>GX_TEVSTAGE0</CODE></TD>
64<TD><CODE>GX_TEVSTAGE1</CODE></TD>
65    </tr>
66  <tr>
67<TD width="25%"><SPAN class="argument">Generation type.</SPAN></TD>
68<TD><CODE>GX_TEXCOORD0</CODE></TD>
69<TD><CODE>GX_TEXCOORD1</CODE></TD>
70    </tr>
71  <tr>
72<TD width="25%"><SPAN class="argument">Generation source.</SPAN></TD>
73<TD><CODE>GX_TEXMAP0</CODE></TD>
74<TD><CODE>GX_TEXMAP1</CODE></TD>
75    </tr>
76  <tr>
77<TD width="25%"><SPAN class="argument">Matrix source.</SPAN></TD>
78<TD><CODE>GX_COLOR0A0</CODE></TD>
79<TD><CODE>GX_COLOR_NULL</CODE></TD>
80    </tr>
81  <tr>
82<TD width="30%" rowspan="2"><a href="../../../gx/Tev/GXSetTevColor.html"><CODE><CODE>GXSetTevColor</CODE></CODE></a></TD>
83<TD width="25%"><SPAN class="argument">TEV register ID</SPAN></TD>
84<TD colspan="2"><CODE>GX_TEVREG0</CODE></TD>
85    </tr>
86  <tr>
87<TD width="25%"><SPAN class="argument">tev register color</SPAN></TD>
88<TD colspan="2">{ 0, 0, 0, <em>bumpScale</em> }<br> <em>bumpScale</em> can be changed interactively</TD>
89    </tr>
90  <tr>
91<TD width="30%" rowspan="5"><a href="../../../gx/Tev/GXSetTevColorIn.html"><CODE><CODE>GXSetTevColorIn</CODE></CODE></a></TD>
92<TD width="25%"><SPAN class="argument">TEV Stages.</SPAN></TD>
93<TD><CODE>GX_TEVSTAGE0</CODE></TD>
94<TD><CODE>GX_TEVSTAGE1</CODE></TD>
95    </tr>
96  <tr>
97<TD width="25%"><SPAN class="argument">TEV color argument A</SPAN></TD>
98<TD><CODE>GX_CC_ZERO</CODE></TD>
99<TD><CODE>GX_CC_ZERO</CODE></TD>
100    </tr>
101  <tr>
102<TD width="25%"><SPAN class="argument">TEV color argument B</SPAN></TD>
103<TD><CODE>GX_TC_TEXC</CODE></TD>
104<TD><CODE>GX_TC_TEXC</CODE></TD>
105    </tr>
106  <tr>
107<TD width="25%"><SPAN class="argument">TEV color argument C</SPAN></TD>
108<TD><CODE>GX_CC_A0</CODE></TD>
109<TD><CODE>GX_CC_A0</CODE></TD>
110    </tr>
111  <tr>
112<TD width="25%"><SPAN class="argument">TEV color argument D</SPAN></TD>
113<TD><CODE>GX_CC_RASC</CODE></TD>
114<TD><CODE>GX_CC_CPREV</CODE></TD>
115    </tr>
116  <tr>
117<TD width="30%" rowspan="6"><a href="../../../gx/Tev/GXSetTevColorOp.html"><CODE><CODE>GXSetTevColorOp</CODE></CODE></a></TD>
118<TD width="25%"><SPAN class="argument">TEV Stages.</SPAN></TD>
119<TD><CODE>GX_TEVSTAGE0</CODE></TD>
120<TD><CODE>GX_TEVSTAGE1</CODE></TD>
121    </tr>
122  <tr>
123<TD width="25%"><SPAN class="argument">TEV operation.</SPAN></TD>
124<TD><CODE>GX_TEV_ADD</CODE></TD>
125<TD><CODE>GX_TEV_SUB</CODE></TD>
126    </tr>
127  <tr>
128<TD width="25%"><SPAN class="argument">TEV bias</SPAN></TD>
129<TD><CODE>GX_TB_ZERO</CODE></TD>
130<TD><CODE>GX_TB_ZERO</CODE></TD>
131    </tr>
132  <tr>
133<TD width="25%"><SPAN class="argument">TEV scale</SPAN></TD>
134<TD><CODE>GX_CS_SCALE_1</CODE></TD>
135<TD><CODE>GX_CS_SCALE_1</CODE></TD>
136    </tr>
137  <tr>
138<TD width="25%"><SPAN class="argument">TEV clamp</SPAN></TD>
139<TD><CODE>GX_ENABLE</CODE></TD>
140<TD><CODE>GX_ENABLE</CODE></TD>
141    </tr>
142  <tr>
143<TD width="25%"><SPAN class="argument">TEV output</SPAN></TD>
144<TD><CODE>GX_TEVPREV</CODE></TD>
145<TD><CODE>GX_TEVPREV</CODE></TD>
146    </tr>
147  <tr>
148<TD width="30%" rowspan="5"><a href="../../../gx/Tev/GXSetTevAlphaIn.html"><CODE><CODE>GXSetTevAlphaIn</CODE></CODE></a></TD>
149<TD width="25%"><SPAN class="argument">TEV Stages.</SPAN></TD>
150<TD><CODE>GX_TEVSTAGE0</CODE></TD>
151<TD><CODE>GX_TEVSTAGE1</CODE></TD>
152    </tr>
153  <tr>
154<TD width="25%"><SPAN class="argument">TEV alpha argument A</SPAN></TD>
155<TD><CODE>GX_CC_ZERO</CODE></TD>
156<TD><CODE>GX_CC_ZERO</CODE></TD>
157    </tr>
158  <tr>
159<TD width="25%"><SPAN class="argument">TEV alpha argument B</SPAN></TD>
160<TD><CODE>GX_CC_ZERO</CODE></TD>
161<TD><CODE>GX_CC_ZERO</CODE></TD>
162    </tr>
163  <tr>
164<TD width="25%"><SPAN class="argument">TEV alpha argument C</SPAN></TD>
165<TD><CODE>GX_CC_ZERO</CODE></TD>
166<TD><CODE>GX_CC_ZERO</CODE></TD>
167    </tr>
168  <tr>
169<TD width="25%"><SPAN class="argument">TEV alpha argument D</SPAN></TD>
170<TD><CODE>GX_CC_ZERO</CODE></TD>
171<TD><CODE>GX_CC_ZERO</CODE></TD>
172    </tr>
173  <tr>
174<TD width="30%" rowspan="6"><a href="../../../gx/Tev/GXSetTevAlphaOp.html"><CODE><CODE>GXSetTevAlphaOp</CODE></CODE></a></TD>
175<TD width="25%"><SPAN class="argument">TEV Stages.</SPAN></TD>
176<TD><CODE>GX_TEVSTAGE0</CODE></TD>
177<TD><CODE>GX_TEVSTAGE1</CODE></TD>
178    </tr>
179  <tr>
180<TD width="25%"><SPAN class="argument">TEV operation.</SPAN></TD>
181<TD><CODE>GX_TEV_ADD</CODE></TD>
182<TD><CODE>GX_TEV_ADD</CODE></TD>
183    </tr>
184  <tr>
185<TD width="25%"><SPAN class="argument">TEV bias</SPAN></TD>
186<TD><CODE>GX_TB_ZERO</CODE></TD>
187<TD><CODE>GX_TB_ZERO</CODE></TD>
188    </tr>
189  <tr>
190<TD width="25%"><SPAN class="argument">TEV scale</SPAN></TD>
191<TD><CODE>GX_CS_SCALE_1</CODE></TD>
192<TD><CODE>GX_CS_SCALE_1</CODE></TD>
193    </tr>
194  <tr>
195<TD width="25%"><SPAN class="argument">TEV clamp</SPAN></TD>
196<TD><CODE>GX_DISABLE</CODE></TD>
197<TD><CODE>GX_DISABLE</CODE></TD>
198    </tr>
199  <tr>
200<TD width="25%"><SPAN class="argument">TEV output</SPAN></TD>
201<TD><CODE>GX_TEVPREV</CODE></TD>
202<TD><CODE>GX_TEVPREV</CODE></TD>
203    </tr>
204  <tr>
205<TD width="30%"><a href="../../../gx/Draw/GXDrawCube.html"><CODE>GXDrawCube</CODE></a></TD>
206<TD width="25%"><SPAN class="argument">void</SPAN></TD>
207<TD colspan="2">Generate binormal / texture coord 0 also</TD>
208    </tr>
209</TABLE>
210
211<h2>Using the Demo</h2>
212<p>START exits the test.</p>
213
214<p>X Button moves cursor up.<br>B Button moves cursor down.</p>
215
216<p>A Button changes parameter on the cursor.</p>
217
218<p>Joy stick moves light position indicated a red rectangle.</p>
219
220<h2>Snapshot</h2>
221<p>Light position is the top left on the screen..</p>
222<P><IMG src="./images/tg-emboss-1.gif" alt="tg-emboss-1.gif (31637 bytes)" width="642" height="482"></p>
223
224<p>Light position is the bottom left on the screen..</p>
225<P><IMG src="./images/tg-emboss-2.gif" alt="tg-emboss-2.gif (39548 bytes)" width="642" height="482"></p>
226
227<p>Light position is the bottom left on the screen..</p>
228<P><IMG src="./images/tg-emboss-3.gif" alt="tg-emboss-3.gif (38121 bytes)" width="642" height="482"></p>
229
230<p>Light position is the top right on the screen..</p>
231<P><IMG src="./images/tg-emboss-4.gif" alt="tg-emboss-4.gif (39123 bytes)" width="642" height="482"></p>
232
233<h2>Data Files Required</h2>
234<p><CODE>$REVOLUTION_SDK_ROOT/dvddata/gxTests/tg-02.tpl</CODE></p>
235
236<H2>Revision History</H2>
237<P>
2382006/03/01 Initial version.<br>
239</P>
240
241<hr><p>CONFIDENTIAL</p></body>
242</html>