NGが出力されて無限ループに陥ってしまうコード。

gistfile1.txt

#include <FK/FK.h>

int main()
{
	fk_ShapeViewer	viewer(600, 660);
	fk_Solid		shape;

	shape.makePrism(3, 10.0, 10.0, 20.0);

	shape.uniteLoop(shape.getEData(18));
	shape.uniteLoop(shape.getEData(14));
	shape.uniteLoop(shape.getEData(8));

	fk_Solid ss, *s;
	ss.cloneShape(&shape);

	//s = &shape;
	s = &ss;
	fk_Edge *e = s->getNextE(NULL);
	while(e != NULL)
	{
		if(!s->existEdge(e))
			std::cout << "NG" << std::endl;

		e = s->getNextE(e);
	}

	viewer.setShape(0, &shape);

	viewer.setDrawMode(FK_POLYMODE | FK_LINEMODE);
	viewer.setScale(10.0);

	while(viewer.draw() == true);

	return 0;
}