voiddragcfact(const Arg *arg){	int prev_x, prev_y, dist_x, dist_y;	float fact;	Client *c;	XEvent ev;	Time lasttime = 0; 	if (!(c = selmon->sel))		return;	if (c->isfloating) {		resizemouse(arg);		return;	}	#if !FAKEFULLSCREEN_PATCH	#if FAKEFULLSCREEN_CLIENT_PATCH	if (c->isfullscreen && !c->fakefullscreen) /* no support resizing fullscreen windows by mouse */		return;	#else	if (c->isfullscreen) /* no support resizing fullscreen windows by mouse */		return;	#endif // FAKEFULLSCREEN_CLIENT_PATCH	#endif // !FAKEFULLSCREEN_PATCH	restack(selmon); 	if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,		None, cursor[CurIronCross]->cursor, CurrentTime) != GrabSuccess)		return; 	#if WARP_PATCH	ignore_warp = 1;	#endif // WARP_PATCH 	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w/2, c->h/2); 	prev_x = prev_y = -999999; 	do {		XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);		switch(ev.type) {		case ConfigureRequest:		case Expose:		case MapRequest:			handler[ev.type](&ev);			break;		case MotionNotify:			if ((ev.xmotion.time - lasttime) <= (1000 / refreshrate_dragcfact))				continue;			lasttime = ev.xmotion.time;			if (prev_x == -999999) {				prev_x = ev.xmotion.x_root;				prev_y = ev.xmotion.y_root;			} 			dist_x = ev.xmotion.x - prev_x;			dist_y = ev.xmotion.y - prev_y; 			if (abs(dist_x) > abs(dist_y)) {				fact = (float) 4.0 * dist_x / c->mon->ww;			} else {				fact = (float) -4.0 * dist_y / c->mon->wh;			} 			if (fact)				setcfact(&((Arg) { .f = fact })); 			prev_x = ev.xmotion.x;			prev_y = ev.xmotion.y;			break;		}	} while (ev.type != ButtonRelease); 	#if WARP_PATCH	ignore_warp = 0;	#endif // WARP_PATCH 	XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w/2, c->h/2); 	XUngrabPointer(dpy, CurrentTime);	while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));}