revert own commit r44684 it broke edges with one vertex on a boundry

2 files changed, 16 insertions, 25 deletions

diff --git a/source/blender/bmesh/operators/bmo_edgesplit.c b/source/blender/bmesh/operators/bmo_edgesplit.c
index f0bdaf3c396..a390313ed36 100644
--- a/source/blender/bmesh/operators/bmo_edgesplit.c
+++ b/source/blender/bmesh/operators/bmo_edgesplit.c
@@ -223,7 +223,7 @@ void bmo_edgesplit_exec(BMesh *bm, BMOperator *op)
 	BMFace *f, *f2;
 	BMLoop *l, *l2, *l3;
 	BMLoop *l_next, *l_prev;
-	BMEdge *e;
+	BMEdge *e, *e2;
 	BMVert *v, *v2;
 
 	/* face/vert aligned vert array */
@@ -236,32 +236,23 @@ void bmo_edgesplit_exec(BMesh *bm, BMOperator *op)
 
 	BMO_slot_buffer_flag_enable(bm, op, "edges", EDGE_SEAM, BM_EDGE);
 
-	/* untag edges not connected to other tagged edges */
-	{
-		unsigned char *vtouch;
-
-		BM_mesh_elem_index_ensure(bm, BM_VERT);
-
-		vtouch = MEM_callocN(sizeof(char) * bm->totvert, __func__);
-
-		/* single marked edges unconnected to any other marked edges
-		 * are illegal, go through and unmark them */
-		BMO_ITER(e, &siter, bm, op, "edges", BM_EDGE) {
-			/* lame, but we dont want the count to exceed 255,
-			 * so just count to 2, its all we need */
-			unsigned char *c;
-			c = &vtouch[BM_elem_index_get(e->v1)]; if (*c < 2) (*c)++;
-			c = &vtouch[BM_elem_index_get(e->v2)]; if (*c < 2) (*c)++;
-		}
-		BMO_ITER(e, &siter, bm, op, "edges", BM_EDGE) {
-			if (vtouch[BM_elem_index_get(e->v1)] == 1 &&
-			    vtouch[BM_elem_index_get(e->v2)] == 1)
-			{
-				BMO_elem_flag_disable(bm, e, EDGE_SEAM);
+	/* single marked edges unconnected to any other marked edges
+	 * are illegal, go through and unmark them */
+	BMO_ITER(e, &siter, bm, op, "edges", BM_EDGE) {
+		for (i = 0; i < 2; i++) {
+			BM_ITER(e2, &iter, bm, BM_EDGES_OF_VERT, i ? e->v2 : e->v1) {
+				if (e != e2 && BMO_elem_flag_test(bm, e2, EDGE_SEAM)) {
+					break;
+				}
+			}
+			if (e2) {
+				break;
 			}
 		}
 
-		MEM_freeN(vtouch);
+		if (!e2) {
+			BMO_elem_flag_disable(bm, e, EDGE_SEAM);
+		}
 	}
 
 	etags = MEM_callocN(sizeof(EdgeTag) * bm->totedge, "EdgeTag");
diff --git a/source/blender/editors/mesh/bmesh_tools.c b/source/blender/editors/mesh/bmesh_tools.c
index 022b95f542d..baaf4309c64 100644
--- a/source/blender/editors/mesh/bmesh_tools.c
+++ b/source/blender/editors/mesh/bmesh_tools.c
@@ -2522,7 +2522,7 @@ static int mesh_rip_invoke(bContext *C, wmOperator *op, wmEvent *event)
 		dist = FLT_MAX;
 		BM_ITER(v, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
 			if (BM_elem_flag_test(v, BM_ELEM_SELECT)) {
-		        /* disable by default, re-enable winner at end */
+				/* disable by default, re-enable winner at end */
 				BM_elem_select_set(bm, v, FALSE);
 
 				BM_ITER(e, &eiter, bm, BM_EDGES_OF_VERT, v) {