1 files changed, 21 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/math_vector.c b/source/blender/blenlib/intern/math_vector.c
index d6e48fa59e7..acb4ee87f69 100644
--- a/source/blender/blenlib/intern/math_vector.c
+++ b/source/blender/blenlib/intern/math_vector.c
@@ -1096,6 +1096,27 @@ void negate_vn_vn(float *array_tar, const float *array_src, const int size)
 	}
 }
 
+void mul_vn_vn(float *array_tar, const float *array_src, const int size)
+{
+	float *tar = array_tar + (size - 1);
+	const float *src = array_src + (size - 1);
+	int i = size;
+	while (i--) {
+		*(tar--) *= *(src--);
+	}
+}
+
+void mul_vn_vnvn(float *array_tar, const float *array_src_a, const float *array_src_b, const int size)
+{
+	float *tar = array_tar + (size - 1);
+	const float *src_a = array_src_a + (size - 1);
+	const float *src_b = array_src_b + (size - 1);
+	int i = size;
+	while (i--) {
+		*(tar--) = *(src_a--) * *(src_b--);
+	}
+}
+
 void mul_vn_fl(float *array_tar, const int size, const float f)
 {
 	float *array_pt = array_tar + (size - 1);