SDL Wiki
(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)


Get the drawing scale for the current target.


int SDL_GetRenderScale(SDL_Renderer *renderer, float *scaleX, float *scaleY);

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 0 on success or a negative error code on failure; call SDL_GetError() for more information.


This function is available since SDL 3.0.0.


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