#pragma section-numbers off
#pragma disable-camelcase

= SDL_GL_GetSwapInterval =
Use this function to get the swap interval for the current OpenGL context.

<<TableOfContents()>>

== Syntax ==
{{{#!highlight cpp
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 ==
{{{#!highlight cpp
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.

== Related Functions ==
 .[[SDL_GL_SetSwapInterval]]

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[[CategoryAPI]], [[CategoryVideo]]