NAME¶

SDL_GL_SetAttribute - Set an OpenGL window attribute before window creation.

SYNOPSIS¶

#include <SDL3/SDL_video.h>

bool SDL_GL_SetAttribute(SDL_GLAttr attr, int value);

DESCRIPTION¶

This function sets the OpenGL attribute attr to value. The requested attributes should be set before creating an OpenGL window. You should use SDL_GL_GetAttribute() to check the values after creating the OpenGL context, since the values obtained can differ from the requested ones.

FUNCTION PARAMETERS¶

attr

an SDL_GLAttr enum value specifying the OpenGL attribute to set.

value

the desired value for the attribute.

RETURN VALUE¶

Returns true on success or false on failure; 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¶

SDL_GL_GetAttribute(3), SDL_GL_ResetAttributes(3)