From d35117d9c2afa2149a1731d71fbc7de0e76146e7 Mon Sep 17 00:00:00 2001 From: ganovelli Date: Mon, 4 Aug 2008 10:54:34 +0000 Subject: [PATCH] added precompiler check if FABS macro is already defined --- vcg/space/intersection/triangle_triangle3.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/vcg/space/intersection/triangle_triangle3.h b/vcg/space/intersection/triangle_triangle3.h index 38b13bdd..86b28611 100644 --- a/vcg/space/intersection/triangle_triangle3.h +++ b/vcg/space/intersection/triangle_triangle3.h @@ -46,8 +46,9 @@ namespace vcg { Triangle/triangle intersection ,based on the algorithm presented in "A Fast Triangle-Triangle Intersection Test", Journal of Graphics Tools, 2(2), 1997 */ - -#define FABS(x) (T(fabs(x))) +#ifndef FABS +#define FABS(x) (T(fabs(x))) +#endif #define USE_EPSILON_TEST #define TRI_TRI_INT_EPSILON 0.000001