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我看到了three.js的这个例子:http://mrdoob.github.com/three.js/examples/webgl_geometry_shapes.html我 试图可视化一个多边形(2d)并给它一个高度使其成为3d。现在我有两个问题:
首先,我怎样才能删除向量之间的这些线?
其次,我试图给它一个高度,但它不起作用。我要在var extrudeSettings中写点什么吗?