Function ObjSetOrient

Descent3/object.cpp:3138–3159

sets the orientation of an object. This should be called to orient an object

// sets the orientation of an object.  This should be called to orient an object
void ObjSetOrient(object *obj, const matrix *orient) {
  // Accounts for if the orientation was set and then this function is being used
  // to update the other stuff
  if (&obj->orient != orient)
    obj->orient = *orient;

  // Recompute the orientation dependant information
  if (obj->flags & OF_POLYGON_OBJECT) {
    if (obj->type != OBJ_WEAPON && obj->type != OBJ_DEBRIS && obj->type != OBJ_POWERUP && obj->type != OBJ_ROOM) {
      matrix m;

      m = obj->orient;
      vm_TransposeMatrix(&m);

      obj->wall_sphere_offset = Poly_models[obj->rtype.pobj_info.model_num].wall_size_offset * m;
      obj->anim_sphere_offset = Poly_models[obj->rtype.pobj_info.model_num].anim_size_offset * m;
    } else {
      obj->wall_sphere_offset = Zero_vector;
      obj->anim_sphere_offset = Zero_vector;
    }
  }
}

// sets the position of an object.  This should be called to move an object
void ObjSetPos(object *obj, vector *pos, int roomnum, matrix *orient, bool f_update_attached_children) {