(This is the legacy documentation for SDL2, the previous stable version; SDL3 is the current stable version.)

SDL_CreateRenderer

Create a 2D rendering context for a window.

Header File

Defined in SDL_render.h

Syntax

SDL_Renderer * SDL_CreateRenderer(SDL_Window * window,
                       int index, Uint32 flags);

Function Parameters

SDL_Window *	window	the window where rendering is displayed.
int	index	the index of the rendering driver to initialize, or -1 to initialize the first one supporting the requested flags.
Uint32	flags	0, or one or more SDL_RendererFlags OR'd together.

Return Value

(SDL_Renderer *) Returns a valid rendering context or NULL if there was an error; call SDL_GetError() for more information.

Version

This function is available since SDL 2.0.0.

See Also

• SDL_CreateSoftwareRenderer
• SDL_DestroyRenderer
• SDL_GetNumRenderDrivers
• SDL_GetRendererInfo

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CategoryAPI, CategoryAPIFunction, CategoryRender

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