// myApp.getRootNode().attachChild(helloText);
line = new Line(tri.get1(), tri.get2());
g = new Geometry("Line" + tri.get1() + "->" + tri.get2(), line);
g.setMaterial(DebugMaterials.wireMat);
tris.attachChild(g);
line = new Line(tri.get2(), tri.get3());
g = new Geometry("Line" + tri.get2() + "->" + tri.get3(), line);
g.setMaterial(DebugMaterials.wireMat);
tris.attachChild(g);