[Bf-blender-cvs] [39ba82f25d1] master: Fix T94111: nurb normal calculation does not work

[Jacques Lucke]

Commit: 39ba82f25d1532526fbf5f1be2faa4f327d3a51e
Author: Jacques Lucke
Date:   Mon Jan 10 17:25:31 2022 +0100
Branches: master
https://developer.blender.org/rB39ba82f25d1532526fbf5f1be2faa4f327d3a51e

Fix T94111: nurb normal calculation does not work

The normals were computed with an uninitialized tilt.

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M	source/blender/nodes/geometry/nodes/node_geo_input_normal.cc

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diff --git a/source/blender/nodes/geometry/nodes/node_geo_input_normal.cc b/source/blender/nodes/geometry/nodes/node_geo_input_normal.cc
index 86c2b0e4543..db5f30fb6c9 100644
--- a/source/blender/nodes/geometry/nodes/node_geo_input_normal.cc
+++ b/source/blender/nodes/geometry/nodes/node_geo_input_normal.cc
@@ -167,6 +167,7 @@ static void calculate_nurbs_normals(const NURBSpline &spline, MutableSpan<float3
   PolySpline poly_spline;
   poly_spline.resize(spline.size());
   poly_spline.positions().copy_from(spline.positions());
+  poly_spline.tilts().copy_from(spline.tilts());
   normals.copy_from(poly_spline.evaluated_normals());
 }