chrono_thirdparty/HACDv2/dgPolyhedra.cpp

606 		dgEdge* const faceEdge = edge->m_twin;
607 		if (faceEdge->m_incidentFace > 0)	{
608 			if (faceEdge->m_next->m_next->m_next != faceEdge) {
609 				dgEdge* const edge0 = AddHalfEdge (newIndex, faceEdge->m_prev->m_incidentVertex);
610 				dgEdge* const twin0 = AddHalfEdge (faceEdge->m_prev->m_incidentVertex, newIndex);
612 				twin0->m_incidentFace = faceEdge->m_incidentFace;
613 				faceEdge->m_prev->m_incidentFace = m_faceSecuence;
614 				faceEdge->m_incidentFace = m_faceSecuence;
621 				twin0->m_next = faceEdge->m_next;
622 				faceEdge->m_next->m_prev = twin0;
624 				twin0->m_prev = faceEdge->m_prev->m_prev;
625 				faceEdge->m_prev->m_prev->m_next = twin0;
627 				edge0->m_prev = faceEdge;
628 				faceEdge->m_next = edge0;
630 				edge0->m_next = faceEdge->m_prev;
631 				faceEdge->m_prev->m_prev = edge0;