Cleanup: Add function to create a CurveEval from a nurbs list

Sometimes the current spline list isn't part of the original curve, like
when using the deformed control points, etc. This will be helpful in
the curve modifier stack.

1 files changed, 2 insertions, 1 deletions

diff --git a/source/blender/blenlib/BLI_vector.hh b/source/blender/blenlib/BLI_vector.hh
index 5b88ad6fa7d..da02c4f4ae1 100644
--- a/source/blender/blenlib/BLI_vector.hh
+++ b/source/blender/blenlib/BLI_vector.hh
@@ -213,7 +213,8 @@ class Vector {
    * Example Usage:
    *  Vector<ModifierData *> modifiers(ob->modifiers);
    */
-  Vector(ListBase &values, Allocator allocator = {}) : Vector(NoExceptConstructor(), allocator)
+  Vector(const ListBase &values, Allocator allocator = {})
+      : Vector(NoExceptConstructor(), allocator)
   {
     LISTBASE_FOREACH (T, value, &values) {
       this->append(value);