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Fixed bug 5404 - stdlib: Added SDL_round, SDL_roundf, SDL_lround and SDL_lroundf

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Cameron Cawley

stdlib: Added SDL_round, SDL_roundf, SDL_lround and SDL_lroundf

The default implementation is based on the one used in the Windows RT video driver.
This commit is contained in:
Sam Lantinga
2020-12-23 13:47:49 -08:00
parent d0b8295c0d
commit 93ccdee8c1
19 changed files with 105 additions and 19 deletions
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4
include/SDL_stdinc.h
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@@ -549,6 +549,10 @@ extern DECLSPEC double SDLCALL SDL_log10(double x);
extern DECLSPEC float SDLCALL SDL_log10f(float x);
extern DECLSPEC double SDLCALL SDL_pow(double x, double y);
extern DECLSPEC float SDLCALL SDL_powf(float x, float y);
extern DECLSPEC double SDLCALL SDL_round(double x);
extern DECLSPEC float SDLCALL SDL_roundf(float x);
extern DECLSPEC long SDLCALL SDL_lround(double x);
extern DECLSPEC long SDLCALL SDL_lroundf(float x);
extern DECLSPEC double SDLCALL SDL_scalbn(double x, int n);
extern DECLSPEC float SDLCALL SDL_scalbnf(float x, int n);
extern DECLSPEC double SDLCALL SDL_sin(double x);