Index: cdt.c
===================================================================
--- cdt.c	(revision 17774)
+++ cdt.c	(revision 17775)
@@ -257,6 +257,17 @@
 	init_bbox(cdt, bbox_x1, bbox_y1, bbox_x2, bbox_y2);
 }
 
+void cdt_free(cdt_t *cdt)
+{
+	vttriangle_uninit(&cdt->triangles);
+	vtedge_uninit(&cdt->edges);
+	VTPOINT_FOREACH(p, &cdt->points)
+		trianglelist_free(p->adj_triangles);
+		edgelist_free(p->adj_edges);
+	VTPOINT_FOREACH_END();
+	vtpoint_uninit(&cdt->points);
+}
+
 static int is_point_in_triangle(point_t *p, triangle_t *t)
 {
 	return ORIENT_CCW_CL(t->p[0], t->p[1], p) && ORIENT_CCW_CL(t->p[1], t->p[2], p) && ORIENT_CCW_CL(t->p[2], t->p[0], p);
Index: cdt.h
===================================================================
--- cdt.h	(revision 17774)
+++ cdt.h	(revision 17775)
@@ -28,6 +28,7 @@
 
 
 void cdt_init(cdt_t *cdt, coord_t bbox_x1, coord_t bbox_y1, coord_t bbox_x2, coord_t bbox_y2);
+void cdt_free(cdt_t *cdt);
 
 point_t *cdt_insert_point(cdt_t *cdt, coord_t x, coord_t y);
 void cdt_delete_point(cdt_t *cdt, point_t *p);	/* any edge adjecent to this point cannot be constrained */
Index: cdt_test.c
===================================================================
--- cdt_test.c	(revision 17774)
+++ cdt_test.c	(revision 17775)
@@ -25,8 +25,8 @@
 	clock_t t;
 	pointlist_node_t *p_violations = NULL;
 
-	cdt_init(&cdt, 1000, 1000, 5000, 5000);
-	//cdt_init(&cdt, 0, 0, 100000, 100000);
+	//cdt_init(&cdt, 1000, 1000, 5000, 5000);
+	cdt_init(&cdt, 0, 0, 100000, 100000);
 
 	/*
 	cdt_insert_point(&cdt, 2500, 3000);
@@ -167,6 +167,7 @@
 	*/
 
 	/* delete 2 constrained edges */
+	/*
 	p1 = cdt_insert_point(&cdt, 2400, 1500);
 	cdt_insert_point(&cdt, 2200, 3500);
 	cdt_insert_point(&cdt, 2200, 2000);
@@ -187,8 +188,8 @@
 	cdt_delete_constrained_edge(&cdt, ed[0]);
 	cdt_delete_constrained_edge(&cdt, ed[1]);
 	cdt_delete_constrained_edge(&cdt, ed[2]);
+	*/
 
-	/*
 	srand(time(NULL));
 	e_num = 0;
 	for (i = 0; i < 100; i++) {
@@ -209,11 +210,12 @@
 		fprintf(stderr, "deleting edge (%d, %d) - (%d, %d)\n", ed[i]->endp[0]->pos.x, ed[i]->endp[0]->pos.y, ed[i]->endp[1]->pos.x, ed[i]->endp[1]->pos.y);
 		cdt_delete_constrained_edge(&cdt, ed[i]);
 	}
-	*/
 
+
 	if (cdt_check_delaunay(&cdt, &p_violations, NULL))
 		fprintf(stderr, "delaunay\n");
 	else
 		fprintf(stderr, "not delaunay\n");
 	cdt_dump_animator(&cdt, 0, p_violations, NULL);
+	cdt_free(&cdt);
 }