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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
Download Patch File Download Diff File Expand all files Collapse all files

4
include/SDL_config.h.cmake
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@@ -166,8 +166,12 @@
#cmakedefine HAVE_LOGF 1
#cmakedefine HAVE_LOG10 1
#cmakedefine HAVE_LOG10F 1
#cmakedefine HAVE_LROUND 1
#cmakedefine HAVE_LROUNDF 1
#cmakedefine HAVE_POW 1
#cmakedefine HAVE_POWF 1
#cmakedefine HAVE_ROUND 1
#cmakedefine HAVE_ROUNDF 1
#cmakedefine HAVE_SCALBN 1
#cmakedefine HAVE_SCALBNF 1
#cmakedefine HAVE_SIN 1

4
include/SDL_config.h.in
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@@ -170,8 +170,12 @@
#undef HAVE_LOGF
#undef HAVE_LOG10
#undef HAVE_LOG10F
#undef HAVE_LROUND
#undef HAVE_LROUNDF
#undef HAVE_POW
#undef HAVE_POWF
#undef HAVE_ROUND
#undef HAVE_ROUNDF
#undef HAVE_SCALBN
#undef HAVE_SCALBNF
#undef HAVE_SIN

4
include/SDL_config_android.h
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@@ -111,8 +111,12 @@
#define HAVE_LOGF 1
#define HAVE_LOG10 1
#define HAVE_LOG10F 1
#define HAVE_LROUND 1
#define HAVE_LROUNDF 1
#define HAVE_POW 1
#define HAVE_POWF 1
#define HAVE_ROUND 1
#define HAVE_ROUNDF 1
#define HAVE_SCALBN 1
#define HAVE_SCALBNF 1
#define HAVE_SIN 1

4
include/SDL_config_iphoneos.h
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@@ -112,8 +112,12 @@
#define HAVE_LOGF 1
#define HAVE_LOG10 1
#define HAVE_LOG10F 1
#define HAVE_LROUND 1
#define HAVE_LROUNDF 1
#define HAVE_POW 1
#define HAVE_POWF 1
#define HAVE_ROUND 1
#define HAVE_ROUNDF 1
#define HAVE_SCALBN 1
#define HAVE_SCALBNF 1
#define HAVE_SIN 1

4
include/SDL_config_macosx.h
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@@ -115,8 +115,12 @@
#define HAVE_LOGF 1
#define HAVE_LOG10 1
#define HAVE_LOG10F 1
#define HAVE_LROUND 1
#define HAVE_LROUNDF 1
#define HAVE_POW 1
#define HAVE_POWF 1
#define HAVE_ROUND 1
#define HAVE_ROUNDF 1
#define HAVE_SCALBN 1
#define HAVE_SCALBNF 1
#define HAVE_SIN 1

4
include/SDL_config_os2.h
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@@ -172,8 +172,12 @@
/* #undef HAVE_LOGF */
#define HAVE_LOG10 1
/* #undef HAVE_LOG10F */
/* #undef HAVE_LROUND */
/* #undef HAVE_LROUNDF */
#define HAVE_POW 1
/* #undef HAVE_POWF */
/* #undef HAVE_ROUND */
/* #undef HAVE_ROUNDF */
#define HAVE_SIN 1
/* #undef HAVE_SINF */
/* #undef HAVE_SCALBN */

4
include/SDL_config_pandora.h
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@@ -95,6 +95,10 @@
#define HAVE_FLOOR 1
#define HAVE_LOG 1
#define HAVE_LOG10 1
#define HAVE_LROUND 1
#define HAVE_LROUNDF 1
#define HAVE_ROUND 1
#define HAVE_ROUNDF 1
#define HAVE_SCALBN 1
#define HAVE_SIN 1
#define HAVE_SINF 1

4
include/SDL_config_windows.h
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@@ -173,6 +173,10 @@ typedef unsigned int uintptr_t;
#if _MSC_VER >= 1800
#define HAVE_STRTOLL 1
#define HAVE_VSSCANF 1
#define HAVE_LROUND 1
#define HAVE_LROUNDF 1
#define HAVE_ROUND 1
#define HAVE_ROUNDF 1
#define HAVE_SCALBN 1
#define HAVE_SCALBNF 1
#define HAVE_TRUNC 1

4
include/SDL_config_winrt.h
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@@ -172,8 +172,12 @@ typedef unsigned int uintptr_t;
#define HAVE_LOGF 1
#define HAVE_LOG10 1
#define HAVE_LOG10F 1
#define HAVE_LROUND 1
#define HAVE_LROUNDF 1
#define HAVE_POW 1
#define HAVE_POWF 1
#define HAVE_ROUND 1
#define HAVE_ROUNDF 1
#define HAVE__SCALB 1
#define HAVE_SIN 1
#define HAVE_SINF 1

4
include/SDL_config_wiz.h
View File

@@ -107,8 +107,12 @@
#define HAVE_LOGF 1
#define HAVE_LOG10 1
#define HAVE_LOG10F 1
#define HAVE_LROUND 1
#define HAVE_LROUNDF 1
#define HAVE_POW 1
#define HAVE_POWF 1
#define HAVE_ROUND 1
#define HAVE_ROUNDF 1
#define HAVE_SCALBN 1
#define HAVE_SCALBNF 1
#define HAVE_SIN 1

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);