(This is the documentation for SDL3, which is the current stable version. SDL2 was the previous version!)

SDL_truncf

Truncate x to an integer.

Header File

Defined in <SDL3/SDL_stdinc.h>

Syntax

float SDL_truncf(float x);

Function Parameters

float

x

floating point value.

Return Value

(float) Returns x truncated to an integer.

Remarks

Rounds x to the next closest integer to 0. This is equivalent to removing the fractional part of x, leaving only the integer part.

Domain: -INF <= x <= INF

Range: -INF <= y <= INF, y integer

This function operates on single-precision floating point values, use SDL_truncf for double-precision floats.

Thread Safety

It is safe to call this function from any thread.

Version

This function is available since SDL 3.1.3.

See Also

• SDL_trunc
• SDL_fmodf
• SDL_ceilf
• SDL_floorf
• SDL_roundf
• SDL_lroundf

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CategoryAPI, CategoryAPIFunction, CategoryStdinc

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