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| 0 on success, -1 if there was an error creating the renderer | 0 on success, -1 if there was an error creating the renderer; call [[SDL_GetError]]() for more information. |
SDL_CreateRenderer
Use this function to create and make active a 2D rendering context for a window.
Contents
Syntax
int SDL_CreateRenderer(SDL_WindowID windowID,
int index,
Uint32 flags)
Function Parameters
windowID |
???the type of the window / the ID of the rendered window??? |
index |
the index of the rendering driver to initialize, or -1 to initialize the first one supporting the requested flags |
flags |
0, or one or more SDL_RendererFlags OR'd together; see Remarks for details |
Return Value
0 on success, -1 if there was an error creating the renderer; call SDL_GetError() for more information.
Code Examples
You can add your code example here
Remarks
flags can have any number of these values OR'd in:
SDL_RENDERER_SOFTWARE |
the renderer is a software fallback |
SDL_RENDERER_ACCELERATED |
the renderer uses hardware acceleration |
SDL_RENDERER_PRESENTVSYNC |
present is synchronized with the refresh rate |
SDL_RENDERER_TARGETTEXTURE |
the renderer supports rendering to texture |
Note that providing no flags gives priority to available SDL_RENDERER_ACCELERATED renderers.
