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Added SDL_isinf(), SDL_isinff(), SDL_isnan(), and SDL_isnanf()

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Sam Lantinga
2024-06-24 09:39:53 -07:00
parent 410bed20ba
commit 89cdadf7c3
25 changed files with 359 additions and 53 deletions
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56
include/SDL3/SDL_stdinc.h
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@@ -2066,6 +2066,62 @@ extern SDL_DECLSPEC double SDLCALL SDL_fmod(double x, double y);
*/
extern SDL_DECLSPEC float SDLCALL SDL_fmodf(float x, float y);
/**
* Return whether the value is infinity.
*
* \param x double-precision floating point value.
* \returns non-zero if the value is infinity, 0 otherwise.
*
* \threadsafety It is safe to call this function from any thread.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_isinff
*/
extern SDL_DECLSPEC int SDLCALL SDL_isinf(double x);
/**
* Return whether the value is infinity.
*
* \param x floating point value.
* \returns non-zero if the value is infinity, 0 otherwise.
*
* \threadsafety It is safe to call this function from any thread.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_isinf
*/
extern SDL_DECLSPEC int SDLCALL SDL_isinff(float x);
/**
* Return whether the value is NaN.
*
* \param x double-precision floating point value.
* \returns non-zero if the value is NaN, 0 otherwise.
*
* \threadsafety It is safe to call this function from any thread.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_isnanf
*/
extern SDL_DECLSPEC int SDLCALL SDL_isnan(double x);
/**
* Return whether the value is NaN.
*
* \param x floating point value.
* \returns non-zero if the value is NaN, 0 otherwise.
*
* \threadsafety It is safe to call this function from any thread.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_isnan
*/
extern SDL_DECLSPEC int SDLCALL SDL_isnanf(float x);
/**
* Compute the natural logarithm of `x`.
*