1 files changed, 12 insertions, 9 deletions

diff --git a/source/blender/nodes/geometry/nodes/node_geo_curve_trim.cc b/source/blender/nodes/geometry/nodes/node_geo_curve_trim.cc
index c993a3d305d..443f67be421 100644
--- a/source/blender/nodes/geometry/nodes/node_geo_curve_trim.cc
+++ b/source/blender/nodes/geometry/nodes/node_geo_curve_trim.cc
@@ -1,5 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 
+#include "BKE_curves.hh"
 #include "BKE_spline.hh"
 #include "BLI_task.hh"
 
@@ -503,19 +504,18 @@ static void geometry_set_curve_trim(GeometrySet &geometry_set,
   if (!geometry_set.has_curves()) {
     return;
   }
+  const Curves &src_curves_id = *geometry_set.get_curves_for_read();
+  const bke::CurvesGeometry &curves = bke::CurvesGeometry::wrap(src_curves_id.geometry);
 
-  CurveComponent &component = geometry_set.get_component_for_write<CurveComponent>();
-  GeometryComponentFieldContext field_context{component, ATTR_DOMAIN_CURVE};
-  const int domain_num = component.attribute_domain_num(ATTR_DOMAIN_CURVE);
-
-  fn::FieldEvaluator evaluator{field_context, domain_num};
+  bke::CurvesFieldContext field_context{curves, ATTR_DOMAIN_CURVE};
+  fn::FieldEvaluator evaluator{field_context, curves.curves_num()};
   evaluator.add(start_field);
   evaluator.add(end_field);
   evaluator.evaluate();
-  const blender::VArray<float> &starts = evaluator.get_evaluated<float>(0);
-  const blender::VArray<float> &ends = evaluator.get_evaluated<float>(1);
+  const VArray<float> starts = evaluator.get_evaluated<float>(0);
+  const VArray<float> ends = evaluator.get_evaluated<float>(1);
 
-  std::unique_ptr<CurveEval> curve = curves_to_curve_eval(*geometry_set.get_curves_for_read());
+  std::unique_ptr<CurveEval> curve = curves_to_curve_eval(src_curves_id);
   MutableSpan<SplinePtr> splines = curve->splines();
 
   threading::parallel_for(splines.index_range(), 128, [&](IndexRange range) {
@@ -566,7 +566,9 @@ static void geometry_set_curve_trim(GeometrySet &geometry_set,
     }
   });
 
-  geometry_set.replace_curves(curve_eval_to_curves(*curve));
+  Curves *dst_curves_id = curve_eval_to_curves(*curve);
+  bke::curves_copy_parameters(src_curves_id, *dst_curves_id);
+  geometry_set.replace_curves(dst_curves_id);
 }
 
 static void node_geo_exec(GeoNodeExecParams params)
@@ -575,6 +577,7 @@ static void node_geo_exec(GeoNodeExecParams params)
   const GeometryNodeCurveSampleMode mode = (GeometryNodeCurveSampleMode)storage.mode;
 
   GeometrySet geometry_set = params.extract_input<GeometrySet>("Curve");
+  GeometryComponentEditData::remember_deformed_curve_positions_if_necessary(geometry_set);
 
   if (mode == GEO_NODE_CURVE_SAMPLE_FACTOR) {
     Field<float> start_field = params.extract_input<Field<float>>("Start");