EditMode: multi-object UV reset

D3343 by @Cykyrios

1 files changed, 22 insertions, 10 deletions

diff --git a/source/blender/editors/uvedit/uvedit_unwrap_ops.c b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
index 74521edf45f..5d40ba733be 100644
--- a/source/blender/editors/uvedit/uvedit_unwrap_ops.c
+++ b/source/blender/editors/uvedit/uvedit_unwrap_ops.c
@@ -1587,19 +1587,31 @@ void UV_OT_project_from_view(wmOperatorType *ot)
 static int reset_exec(bContext *C, wmOperator *UNUSED(op))
 {
 	Scene *scene = CTX_data_scene(C);
-	Object *obedit = CTX_data_edit_object(C);
-	Mesh *me = (Mesh *)obedit->data;
 
-	/* add uvs if they don't exist yet */
-	if (!ED_uvedit_ensure_uvs(C, scene, obedit)) {
-		return OPERATOR_CANCELLED;
-	}
+	ViewLayer *view_layer = CTX_data_view_layer(C);
+	uint objects_len = 0;
+	Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(view_layer, &objects_len);
+	for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
+		Object *obedit = objects[ob_index];
+		Mesh *me = (Mesh *)obedit->data;
+		BMEditMesh *em = BKE_editmesh_from_object(obedit);
+
+		if (em->bm->totfacesel == 0) {
+			continue;
+		}
 
-	ED_mesh_uv_loop_reset(C, me);
+		/* add uvs if they don't exist yet */
+		if (!ED_uvedit_ensure_uvs(C, scene, obedit)) {
+			continue;
+		}
+
+		ED_mesh_uv_loop_reset(C, me);
+
+		DEG_id_tag_update(obedit->data, 0);
+		WM_event_add_notifier(C, NC_GEOM | ND_DATA, obedit->data);
+	}
+	MEM_freeN(objects);
 
-	DEG_id_tag_update(obedit->data, 0);
-	WM_event_add_notifier(C, NC_GEOM | ND_DATA, obedit->data);
-	
 	return OPERATOR_FINISHED;
 }