//
// Add_Scroller
//
// Add a generalized scroller to the thinker list.
//
// type: the enumerated type of scrolling: floor, ceiling, floor carrier,
// wall, floor carrier & scroller
//
// (dx,dy): the direction and speed of the scrolling or its acceleration
//
// control: the sector whose heights control this scroller's effect
// remotely, or -1 if no control sector
//
// affectee: the index of the affected object (sector or sidedef)
//
// accel: non-zero if this is an accelerative effect
//
void Add_Scroller(int type, fixed_t dx, fixed_t dy,
int control, int affectee, int accel, bool overridescroller)
{
ScrollThinker *s = new ScrollThinker;
s->type = type;
s->dx = dx;
s->dy = dy;
s->accel = accel;
s->vdx = s->vdy = 0;
if((s->control = control) != -1)
s->last_height =
sectors[control].floorheight + sectors[control].ceilingheight;
s->affectee = affectee;
if(type != ScrollThinker::sc_side)
{
if(overridescroller)
EV_stopFlatScrollerBySecnum(type, affectee);
s->addScroller();
}
s->addThinker();
}
//
// Stop a scroller based on sector number
//
static bool EV_stopFlatScrollerBySecnum(int type, int secnum)
{
if(!scrollers)
return false;
// search the scrolled sectors
scrollerlist_t *sl = scrollers;
while(sl)
{
ScrollThinker *scroller = sl->scroller;
sl = sl->next; // MUST do this here or bad things happen
if(scroller->affectee == secnum && scroller->type == type)
scroller->removeScroller();
}
return true;
}
//
// Add_Scroller
//
// Add a generalized scroller to the thinker list.
//
// type: the enumerated type of scrolling: floor, ceiling, floor carrier,
// wall, floor carrier & scroller
//
// (dx,dy): the direction and speed of the scrolling or its acceleration
//
// control: the sector whose heights control this scroller's effect
// remotely, or -1 if no control sector
//
// affectee: the index of the affected object (sector or sidedef)
//
// accel: non-zero if this is an accelerative effect
//
void Add_Scroller(int type, fixed_t dx, fixed_t dy,
int control, int affectee, int accel)
{
ScrollThinker *s = new ScrollThinker;
s->type = type;
s->dx = dx;
s->dy = dy;
s->accel = accel;
s->vdx = s->vdy = 0;
if((s->control = control) != -1)
s->last_height =
sectors[control].floorheight + sectors[control].ceilingheight;
s->affectee = affectee;
s->addThinker();
}
