diff options
-rw-r--r-- | source/blender/freestyle/intern/blender_interface/BlenderFileLoader.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/blender_interface/BlenderFileLoader.cpp b/source/blender/freestyle/intern/blender_interface/BlenderFileLoader.cpp index a26bb0fa81e..c6041e65653 100644 --- a/source/blender/freestyle/intern/blender_interface/BlenderFileLoader.cpp +++ b/source/blender/freestyle/intern/blender_interface/BlenderFileLoader.cpp @@ -521,6 +521,14 @@ void BlenderFileLoader::insertShapeNode(ObjectInstanceRen *obi, int id) } else { RE_vlakren_get_normal(_re, obi, vlr, facenormal); + if (G.debug & G_DEBUG_FREESTYLE) { + float dist, tmpNor[3]; + normal_tri_v3(tmpNor, v3, v2, v1); /* normals are inverted in rendering */ + dist = len_v3v3(facenormal, tmpNor); + if (dist > 1.0f) { + printf("Warning: vlak %d has an incorrect normal (dist. %.3g)\n", p, dist); + } + } copy_v3_v3(n1, facenormal); copy_v3_v3(n2, facenormal); copy_v3_v3(n3, facenormal); |