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| Returns 0 if there is no vertical retrace synchronization, 1 if the buffer swap is synchronized with the vertical retrace, -1 if getting the swap interval is not supported; call [[SDL_GetError]]() for more information. | Returns 0 if there is no vertical retrace synchronization, 1 if the buffer swap is synchronized with the vertical retrace, and -1 if late swaps happen immediately instead of waiting for the next retrace; call [[SDL_GetError]]() for more information. |
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| ''You can add useful comments here'' | If the system can't determine the swap interval, or there isn't a valid current context, this function will return 0 as a safe default. |
SDL_GL_GetSwapInterval
Use this function to get the swap interval for the current OpenGL context.
Syntax
int SDL_GL_GetSwapInterval(void)
Return Value
Returns 0 if there is no vertical retrace synchronization, 1 if the buffer swap is synchronized with the vertical retrace, and -1 if late swaps happen immediately instead of waiting for the next retrace; call SDL_GetError() for more information.
Code Examples
You can add your code example here
Remarks
If the system can't determine the swap interval, or there isn't a valid current context, this function will return 0 as a safe default.
Version
This function is available since SDL 2.0.0.
