C++ (Cpp) GL_SetupAttributes Examples

Example #1

File: gl_vidnt.c Project: DeadZoneLuna/xash3d

/*
==================
R_Init_OpenGL
==================
*/
qboolean R_Init_OpenGL( void )
{
	GL_SetupAttributes();
#ifdef XASH_SDL
	if( SDL_GL_LoadLibrary( NULL ) )
	{
		MsgDev( D_ERROR, "Couldn't initialize OpenGL: %s\n", SDL_GetError());
		return false;
	}
#endif
	return VID_SetMode();
}

Example #2

File: gl_sdl_static.c Project: THE-Swank/xash3d

/*
==================
R_Init_OpenGL
==================
*/
qboolean R_Init_OpenGL( void )
{
	GL_SetupAttributes();

	if( SDL_GL_LoadLibrary( EGL_LIB ) )
	{
		MsgDev( D_ERROR, "Couldn't initialize OpenGL: %s\n", SDL_GetError());
		return false;
	}

	return VID_SetMode();
}

Example #3

File: gl_vidnt_nanogl.c Project: Reedych/xash3d

qboolean VID_CreateWindow( int width, int height, qboolean fullscreen )
{
#ifdef XASH_SDL
	static string	wndname;
	Uint32 wndFlags = SDL_WINDOW_MOUSE_FOCUS | SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE;

	Q_strncpy( wndname, GI->title, sizeof( wndname ));

	host.hWnd = SDL_CreateWindow(wndname, r_xpos->integer,
		r_ypos->integer, width, height, wndFlags);

	if( !host.hWnd )
	{
		MsgDev( D_ERROR, "VID_CreateWindow: couldn't create '%s': %s\n", wndname, SDL_GetError());

		// remove MSAA, if it present, because
		// window creating may fail on GLX visual choose
		if( gl_msaa->integer )
		{
			Cvar_Set("gl_msaa", "0");
			GL_SetupAttributes(); // re-choose attributes

			// try again
			return VID_CreateWindow( width, height, fullscreen );
		}
		return false;
	}

	if( fullscreen )
	{
		SDL_DisplayMode want, got;

		want.w = width;
		want.h = height;
		want.driverdata = NULL;
		want.format = want.refresh_rate = 0; // don't care

		if( !SDL_GetClosestDisplayMode(0, &want, &got) )
			return false;

		MsgDev(D_NOTE, "Got closest display mode: %ix%i@%i\n", got.w, got.h, got.refresh_rate);

		if( SDL_SetWindowDisplayMode(host.hWnd, &got) == -1 )
			return false;

		if( SDL_SetWindowFullscreen(host.hWnd, SDL_WINDOW_FULLSCREEN) == -1 )
			return false;

	}

	host.window_center_x = width / 2;
	host.window_center_y = height / 2;
	SDL_ShowWindow( host.hWnd );
#else
	host.hWnd = 1; //fake window
	host.window_center_x = width / 2;
	host.window_center_y = height / 2;
#endif
	if( !glw_state.initialized )
	{
		if( !GL_CreateContext( ) )
		{
			return false;
		}

		VID_StartupGamma();
	}
	else
	{
		if( !GL_UpdateContext( ))
			return false;
	}
	return true;
}