Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_CreateSoftwareRenderer - Create a 2D software rendering context for a surface.
HEADER FILE
Defined in SDL3/SDL_render.h
SYNOPSIS
#include "SDL3/SDL.h" SDL_Renderer * SDL_CreateSoftwareRenderer(SDL_Surface *surface);
DESCRIPTION
Two other API which can be used to create SDL_Renderer : SDL_CreateRenderer () and SDL_CreateWindowAndRenderer (). These can _also_ create a software renderer, but they are intended to be used with an SDL_Window as the final destination and not an SDL_Surface .
FUNCTION PARAMETERS
surface the SDL_Surface structure representing the surface where rendering is done.
RETURN VALUE
( SDL_Renderer *) Returns a valid rendering context or NULL if there was an error; 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_DestroyRenderer(3) Simple Directmedia Layer SDL 3.2.8 SDL_CreateSoftwareRenderer(3)