cleanup for mathutils multiplication functions, a little faster in some cases, raise more informative exceptions.

1 files changed, 2 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_math_vector.h b/source/blender/blenlib/BLI_math_vector.h
index 5f6251bf382..43cf612c33c 100644
--- a/source/blender/blenlib/BLI_math_vector.h
+++ b/source/blender/blenlib/BLI_math_vector.h
@@ -175,6 +175,8 @@ void range_vni(int *array, const int size, const int start);
 void mul_vn_fl(float *array, const int size, const float f);
 void mul_vn_vn_fl(float *array_tar, const float *array_src, const int size, const float f);
 void add_vn_vn(float *array_tar, const float *array_src, const int size);
+void add_vn_vnvn(float *array_tar, const float *array_src_a, const float *array_src_b, const int size);
+void sub_vn_vnvn(float *array_tar, const float *array_src_a, const float *array_src_b, const int size);
 void fill_vni(int *array_tar, const int size, const int val);
 void fill_vn(float *array_tar, const int size, const float val);