From: Kenneth B. R. <kbr...@al...> - 2002-02-26 16:51:28
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In addition to Mark Montana's advice on using the OpenGL selection mechanism, you may also want to consider doing the ray-object intersections in your application to get more control over the selection process. The free software library gleem ( http://www.media.mit.edu/~kbrussel/gleem/ ) implements a small library of 3D manipulator widgets on top of "OpenGL for Java Technology" (the official, non-trademark-infringing name of GL4Java). You could use this library to implement your picking and moving, and for the 1D and 2D translation widgets, even replace the widgets' geometry with your own. |