Rename python mathutils functions and split in-place methods from those that return new values.

http://wiki.blender.org/index.php/Dev:2.5/Source/Python/Mathutils
This completes the changes proposed.

This will break scripts (fixing coming up next), for full list of changes see mathutils.c comments.

1 files changed, 15 insertions, 0 deletions

diff --git a/source/blender/blenlib/intern/math_vector.c b/source/blender/blenlib/intern/math_vector.c
index 37a68cb0fca..bcad7894e86 100644
--- a/source/blender/blenlib/intern/math_vector.c
+++ b/source/blender/blenlib/intern/math_vector.c
@@ -375,6 +375,21 @@ void range_vni(int *array_tar, const int size, const int start)
 	while(i--) { *(array_pt--) = j--; }
 }
 
+void negate_vn(float *array_tar, const int size)
+{
+	float *array_pt= array_tar + (size-1);
+	int i= size;
+	while(i--) { *(array_pt--) *= -1.0f; }
+}
+
+void negate_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_fl(float *array_tar, const int size, const float f)
 {
 	float *array_pt= array_tar + (size-1);