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/* Header: object.c,v 7.0 86/10/08 15:12:55 lwall Exp */
/* Log: object.c,v
* Revision 7.0 86/10/08 15:12:55 lwall
* Split into separate files. Added amoebas and pirates.
*
*/
#include "EXTERN.h"
#include "warp.h"
#include "INTERN.h"
#include "object.h"
void
object_init(void)
{
;
}
OBJECT *
make_object(char typ, char img, int px, int py, int vx, int vy, long energ,
long mas, OBJECT *where)
{
OBJECT *obj;
if (free_root.next == &free_root)
#ifndef lint
obj = (OBJECT *) malloc(sizeof root);
#else
obj = Null(OBJECT*);
#endif
else {
obj = free_root.next;
free_root.next = obj->next;
obj->next->prev = &free_root;
}
obj->type = typ;
obj->image = img;
obj->next = where;
obj->prev = where->prev;
where->prev = obj;
obj->prev->next = obj;
obj->velx = vx;
obj->vely = vy;
obj->contend = 0;
obj->strategy = 0;
obj->flags = 0;
obj->posx = px;
obj->posy = py;
if (typ != Torp && typ != Web) {
occupant[py][px] = obj;
}
obj->energy = energ;
obj->mass = mas;
return(obj);
}
void
unmake_object(OBJECT *curobj)
{
curobj->prev->next = curobj->next;
curobj->next->prev = curobj->prev;
if (curobj == movers) {
movers = curobj->next;
}
free_object(curobj);
}
void
free_object(OBJECT *curobj)
{
curobj->next = free_root.next;
curobj->prev = &free_root;
free_root.next->prev = curobj;
free_root.next = curobj;
}
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