Fix #106394: motion triangles could have unnormalized normals

2023-04-06 13:48:45 +02:00
parent bd319f6561
commit 792da15d53
1 changed files with 1 additions and 1 deletions
--- a/intern/cycles/kernel/geom/motion_triangle_shader.h
+++ b/intern/cycles/kernel/geom/motion_triangle_shader.h
@@ -91,7 +91,7 @@ ccl_device_noinline void motion_triangle_shader_setup(KernelGlobals kg,
    float u = sd->u;
    float v = sd->v;
    float w = 1.0f - u - v;
-    sd->N = (w * normals[0] + u * normals[1] + v * normals[2]);
+    sd->N = safe_normalize(w * normals[0] + u * normals[1] + v * normals[2]);
  }
 }