第5章,输入几何体data/attachment/forum/2004-1/20041121493515940.jpg<br>data/attachment/forum/2004-1/20041121495571363.jpg<br>
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第7章,使用材质data/attachment/forum/2004-1/20041121562183586.jpg<br>data/attachment/forum/2004-1/20041121563421930.jpg<br>data/attachment/forum/2004-1/20041121564559899.jpg<br>data/attachment/forum/2004-1/20041121565198615.jpg<br>data/attachment/forum/2004-1/20041121565769879.jpg<br>data/attachment/forum/2004-1/2004112157270450.jpg<br>data/attachment/forum/2004-1/2004112157739198.jpg<br>data/attachment/forum/2004-1/20041121571217887.jpg<br>data/attachment/forum/2004-1/20041121571763590.jpg<br>data/attachment/forum/2004-1/20041121572284697.jpg<br>data/attachment/forum/2004-1/20041121572787377.jpg<br>data/attachment/forum/2004-1/20041121573223565.jpg<br>data/attachment/forum/2004-1/20041121573860962.jpg<br>
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