153a154,168
> GLLock::GLLock(GLCtrl& glCtrl, bool swapBuffer) : ctrl(glCtrl), swap(swapBuffer)
> {
> 	glXMakeCurrent(s_Display, ctrl.win, s_GLXContext);
> }
> 
> GLLock::~GLLock()
> {
> 	if(swap){
> 		glXSwapBuffers(s_Display, win);
> 	}else{
> 		glFlush();
> 	}
> 	glXMakeCurrent(s_Display, None, NULL);
> }
>