Man page - sdl_getrenderscale(3)

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Manual

SDL_GetRenderScale(3) SDL3 FUNCTIONS SDL_GetRenderScale(3)

SDL_GetRenderScale - Get the drawing scale for the current target.

Defined in SDL3/SDL_render.h

#include "SDL3/SDL.h"
bool SDL_GetRenderScale(SDL_Renderer *renderer, float *scaleX, float *scaleY);

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

the rendering context.
a pointer filled in with the horizontal scaling factor.
a pointer filled in with the vertical scaling factor.

Returns true on success or false on failure; call

SDL_GetError () for more information.

This function should only be called on the main thread.

This function is available since SDL 3.2.0.

•(3), SDL_SetRenderScale(3)

SDL 3.2.10 Simple Directmedia Layer