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Fixed bug 2245 - add SDL_acos and SDL_asin

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Sylvain

Here's some code to add arc cosine, and arc sin functions to SDL_stdlib.c
There are plainly written using SDL_atan.
This commit is contained in:
Sam Lantinga
2013-11-16 18:56:02 -08:00
parent 923709a699
commit e4146267fa
2 changed files with 28 additions and 0 deletions
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2
include/SDL_stdinc.h
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@@ -340,6 +340,8 @@ extern DECLSPEC int SDLCALL SDL_vsnprintf(char *text, size_t maxlen, const char
#endif
#endif
extern DECLSPEC double SDLCALL SDL_acos(double x);
extern DECLSPEC double SDLCALL SDL_asin(double x);
extern DECLSPEC double SDLCALL SDL_atan(double x);
extern DECLSPEC double SDLCALL SDL_atan2(double x, double y);
extern DECLSPEC double SDLCALL SDL_ceil(double x);