问如何利用JavaFX、JCSG和FXyz实现差分操作后的封闭三维网格？

EN

MeshView box = new MeshView(cube);
CSG boxCSG = MeshUtils.mesh2CSG(box);
CSG testmesh = MeshUtils.mesh2CSG(test.getMesh());
CSG cutCSG = testmesh.difference(boxCSG.transformed(Transform.unity().translateZ(-10000)));
CSGMesh cutMesh = new CSGMesh(cutCSG);

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