1 files changed, 29 insertions, 0 deletions
diff --git a/source/blender/editors/sculpt_paint/curves_sculpt_add.cc b/source/blender/editors/sculpt_paint/curves_sculpt_add.cc
index d7f4b71d2d0..fea0e862707 100644
--- a/source/blender/editors/sculpt_paint/curves_sculpt_add.cc
+++ b/source/blender/editors/sculpt_paint/curves_sculpt_add.cc
@@ -652,6 +652,8 @@ struct AddOperationExecutor {
     Array<float3> new_normals_su = this->compute_normals_for_added_curves_su(added_points);
     this->initialize_surface_attachment(added_points);
 
+    this->fill_new_selection();
+
     if (interpolate_shape_) {
       this->initialize_position_with_interpolation(
           added_points, neighbors_per_curve, new_normals_su, new_lengths_cu);
@@ -662,6 +664,33 @@ struct AddOperationExecutor {
     }
   }
 
+  /**
+   * Select newly created points or curves in new curves if necessary.
+   */
+  void fill_new_selection()
+  {
+    switch (curves_id_->selection_domain) {
+      case ATTR_DOMAIN_CURVE: {
+        const VArray<float> selection = curves_->selection_curve_float();
+        if (selection.is_single() && selection.get_internal_single() >= 1.0f) {
+          return;
+        }
+        curves_->selection_curve_float_for_write().drop_front(tot_old_curves_).fill(1.0f);
+        break;
+      }
+      case ATTR_DOMAIN_POINT: {
+        const VArray<float> selection = curves_->selection_point_float();
+        if (selection.is_single() && selection.get_internal_single() >= 1.0f) {
+          return;
+        }
+        curves_->selection_point_float_for_write().drop_front(tot_old_points_).fill(1.0f);
+        break;
+      }
+      default:
+        BLI_assert_unreachable();
+    }
+  }
+
   Array<NeighborsVector> find_curve_neighbors(const AddedPoints &added_points)
   {
     const int tot_added_curves = added_points.bary_coords.size();