/* spawn a single drone */
void hs_spawn(dbref player, char *which)
{
dbref obj;
hship *ship;
obj = match_result(player, which, TYPE_THING, MAT_NEAR_THINGS);
if (!RealGoodObject(obj))
{
notify(player, "HSPACE: Unable to find that drone template.");
return;
}
if (!IsDrone(obj))
{
notify(player, "HSPACE: That is not a valid drone template.");
return;
}
ship = create_drone(obj);
if (!ship)
{
notify(player, "HSPACE: Failed to create the drone.");
return;
}
notify_format(player, "HSPACE: Drone created at %s(#%d) %.0f %.0f %.0f.", Name(ship->uid->objnum), ship->uid->objnum, ship->x, ship->y, ship->z);
return;
}
bool
Weapon::CanLockPoint(const Point& test, double& az, double& el, Point* obj)
{
Point pt = Transform(test);
bool locked = true;
// first compute az:
if (fabs(pt.z) < 0.1) pt.z = 0.1;
az = atan(pt.x / pt.z);
if (pt.z < 0) az -= PI;
if (az < -PI) az += 2*PI;
// then, rotate target into az-coords to compute el:
Camera tmp;
tmp.Clone(aim_cam);
aim_cam.Yaw(az);
pt = Transform(test);
aim_cam.Clone(tmp);
if (fabs(pt.z) < 0.1) pt.z = 0.1;
el = atan(pt.y / pt.z);
if (obj) *obj = pt;
// is the target in the basket?
// clamp if necessary:
if (az > aim_az_max) {
az = aim_az_max;
locked = false;
}
else if (az < aim_az_min) {
az = aim_az_min;
locked = false;
}
if (el > aim_el_max) {
el = aim_el_max;
locked = false;
}
else if (el < aim_el_min) {
el = aim_el_min;
locked = false;
}
if (IsDrone() && guided) {
double firing_cone = 10*DEGREES;
if (orders == MANUAL)
firing_cone = 20*DEGREES;
if (az < firing_cone && el < firing_cone)
locked = true;
}
return locked;
}
