fixing compilation on Windows (M_PI was undefined via math.h)

13 years ago · 010e73010c
parent a4de511eb7
commit 010e73010c
1 changed files with 2 additions and 0 deletions
--- a/modules/core/include/opencv2/core/core.hpp
+++ b/modules/core/include/opencv2/core/core.hpp
@ -46,6 +46,8 @@
 #ifndef __OPENCV_CORE_HPP__
 #define __OPENCV_CORE_HPP__

+#define _USE_MATH_DEFINES
+
 #include "opencv2/core/types_c.h"
 #include "opencv2/core/version.hpp"