###### (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/SDL2/) is the current stable version!) # SDL_SoftStretchLinear Perform bilinear scaling between two surfaces of the same format, 32BPP. ## Syntax ```c int SDL_SoftStretchLinear(SDL_Surface *src, const SDL_Rect *srcrect, SDL_Surface *dst, const SDL_Rect *dstrect); ``` ## Function Parameters | | | | --------------- | ----------------------------------------------------------------------------------------------- | | **src** | the [SDL_Surface](SDL_Surface) structure to be copied from | | **srcrect** | the [SDL_Rect](SDL_Rect) structure representing the rectangle to be copied | | **dst** | the [SDL_Surface](SDL_Surface) structure that is the blit target | | **dstrect** | the [SDL_Rect](SDL_Rect) structure representing the target rectangle in the destination surface | ## Return Value Returns 0 on success or a negative error code on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Version This function is available since SDL 3.0.0. ## Related Functions * [SDL_BlitSurfaceScaled](SDL_BlitSurfaceScaled) ---- [CategoryAPI](CategoryAPI)