Function ObjGet

Descent3/object.cpp:3251–3272

Retruns a pointer to an object given its handle. Returns NULL if object no longer exists.

// Retruns a pointer to an object given its handle.  Returns NULL if object no longer exists.
object *ObjGet(int handle) {
  if (handle == OBJECT_HANDLE_NONE)
    return NULL;

  if (handle == OBJECT_HANDLE_BAD) {
    Int3();
    return NULL;
  }

  int objnum = handle & HANDLE_OBJNUM_MASK;
  object *objp;

  ASSERT((handle & HANDLE_COUNT_MASK) != 0); // count == 0 means never-used object
  ASSERT(objnum < MAX_OBJECTS);

  objp = &Objects[objnum];

  if ((objp->type != OBJ_NONE) && (objp->handle == handle))
    return objp;
  else
    return NULL;
}

void GetObjectPointInWorld(vector *dest, object *obj, int subnum, int vertnum) {
  poly_model *pm = &Poly_models[obj->rtype.pobj_info.model_num];