---
name: "SDL_GetRenderScale"
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_GetRenderScale"
---

# SDL\_GetRenderScale(3)

Get the drawing scale for the current target.

## NAME

SDL\_GetRenderScale - Get the drawing scale for the current target.

## HEADER FILE

Defined in SDL3/SDL\_render.h

## SYNOPSIS

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

**bool SDL\_GetRenderScale(SDL\_Renderer \*renderer, float \*scaleX, float \*scaleY);**

## DESCRIPTION

Each render target has its own scale. This function gets the scale for the current render target.

## FUNCTION PARAMETERS

- *renderer*

  the rendering context.

- *scaleX*

  a pointer filled in with the horizontal scaling factor.

- *scaleY*

  a pointer filled in with the vertical scaling factor.

## RETURN VALUE

Returns true on success or false on failure; call

**SDL\_GetError** () for more information.

## THREAD SAFETY

This function should only be called on the main thread.

## AVAILABILITY

This function is available since SDL 3.2.0.

## SEE ALSO

**•**(3), [**SDL\_SetRenderScale**(3)](/SDL_SetRenderScale/3.md)