Define _USE_MATH_DEFINES for Visual Studio (thanks @pionere!)

Fixes https://github.com/libsdl-org/SDL/issues/3790
2022-10-19 08:05:47 -07:00 · 2022-10-19 08:05:47 -07:00 · c6e8961979
parent d542f43b2a
commit c6e8961979
1 changed files with 2 additions and 2 deletions
--- a/include/SDL_stdinc.h
+++ b/include/SDL_stdinc.h
@ -80,9 +80,9 @@
 # include <ctype.h>
 #endif
 #ifdef HAVE_MATH_H
-# if defined(__WINRT__)
+# if defined(_MSC_VER)
 /* Defining _USE_MATH_DEFINES is required to get M_PI to be defined on
-   WinRT.  See http://msdn.microsoft.com/en-us/library/4hwaceh6.aspx
+   Visual Studio.  See http://msdn.microsoft.com/en-us/library/4hwaceh6.aspx
   for more information.
 */
 #  define _USE_MATH_DEFINES