py/bmesh api - add support for single item buffers (odd feature but used quite a bit with bmesh operators).

also add utility functions BMO_slot_buffer_from_single(), BMO_slot_buffer_get_single()

1 files changed, 7 insertions, 10 deletions

diff --git a/source/blender/bmesh/operators/bmo_slide.c b/source/blender/bmesh/operators/bmo_slide.c
index 9dde2461364..040c2d41e9c 100644
--- a/source/blender/bmesh/operators/bmo_slide.c
+++ b/source/blender/bmesh/operators/bmo_slide.c
@@ -56,8 +56,7 @@ void bmo_slide_vert_exec(BMesh *bm, BMOperator *op)
 	const float distance_t = BMO_slot_float_get(op->slots_in, "distance_t");
 
 	/* Get start vertex */
-	vertex = BMO_iter_new(&oiter, op->slots_in, "vert", BM_VERT);
-
+	vertex = BMO_slot_buffer_get_single(BMO_slot_get(op->slots_in, "vert"));
 
 	if (!vertex) {
 		if (G.debug & G_DEBUG) {
@@ -67,15 +66,13 @@ void bmo_slide_vert_exec(BMesh *bm, BMOperator *op)
 		return;
 	}
 
+	/* BMESH_TODO - this is odd, it only uses one edge, why take a list at all? */
 	/* Count selected edges */
-	BMO_ITER (h, &oiter, op->slots_in, "edge", BM_VERT | BM_EDGE) {
-		switch (h->htype) {
-			case BM_EDGE:
-				selected_edges++;
-				/* Mark all selected edges (cast BMHeader->BMEdge) */
-				BMO_elem_flag_enable(bm, (BMElemF *)h, EDGE_MARK);
-				break;
-		}
+	BMO_ITER (h, &oiter, op->slots_in, "edges", BM_EDGE) {
+		selected_edges++;
+		/* Mark all selected edges (cast BMHeader->BMEdge) */
+		BMO_elem_flag_enable(bm, (BMElemF *)h, EDGE_MARK);
+		break;
 	}
 
 	/* Only allow sliding if an edge is selected */