/*
* ob == NULL if you want global matrices
* */
-void view3d_get_transformation(ARegion *ar, RegionView3D *rv3d, Object *ob, bglMats *mats)
+void view3d_get_transformation(const ARegion *ar, RegionView3D *rv3d, Object *ob, bglMats *mats)
{
float cpy[4][4];
int i, j;