Edge edgeC = this.edges.get(this.segments.get(sC));
if (edgeA == null || edgeB == null || edgeC == null)
continue;
Triangle triangle = new Triangle(i, qet.isBorder()?true:false);
triangle.addEdge(edgeA);
triangle.addEdge(edgeB);
triangle.addEdge(edgeC);
edgeA.addTriangle(triangle);
edgeB.addTriangle(triangle);