---
name: "SDL_PI_D"
section: "3"
platform: "linux"
package: "libsdl3-doc"
version: "3.2.10+ds-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/SDL_PI_D"
---

# SDL\_PI\_D(3)

The value of Pi, as a double-precision floating point literal.

## NAME

SDL\_PI\_D - The value of Pi, as a double-precision floating point literal.

## HEADER FILE

Defined in SDL3/SDL\_stdinc.h

## SYNOPSIS

```
#include "SDL3/SDL.h"
```

**#define SDL\_PI\_D   3.141592653589793238462643383279502884       /\*\*\< pi (double) \*/**

## AVAILABILITY

This macro is available since SDL 3.2.0.

## SEE ALSO

**•**(3), [**SDL\_PI\_F**(3)](/SDL_PI_F/3.md)