static int _define_ship(lua_State *L, const char *model_name, std::vector<ShipType::Type> &list, ShipType::Tag stag)
{
ShipType s;
s.tag = stag;
s.lmrModelName = model_name;
LUA_DEBUG_START(L);
_get_string_attrib(L, "name", s.name, model_name);
_get_float_attrib(L, "reverse_thrust", s.linThrust[ShipType::THRUSTER_REVERSE], 0.0f);
_get_float_attrib(L, "forward_thrust", s.linThrust[ShipType::THRUSTER_FORWARD], 0.0f);
_get_float_attrib(L, "up_thrust", s.linThrust[ShipType::THRUSTER_UP], 0.0f);
_get_float_attrib(L, "down_thrust", s.linThrust[ShipType::THRUSTER_DOWN], 0.0f);
_get_float_attrib(L, "left_thrust", s.linThrust[ShipType::THRUSTER_LEFT], 0.0f);
_get_float_attrib(L, "right_thrust", s.linThrust[ShipType::THRUSTER_RIGHT], 0.0f);
_get_float_attrib(L, "angular_thrust", s.angThrust, 0.0f);
s.angThrust = s.angThrust / 2; // fudge
for (int i=0; i<Equip::SLOT_MAX; i++) s.equipSlotCapacity[i] = 0;
_get_int_attrib(L, "max_cargo", s.equipSlotCapacity[Equip::SLOT_CARGO], 0);
_get_int_attrib(L, "max_engine", s.equipSlotCapacity[Equip::SLOT_ENGINE], 1);
_get_int_attrib(L, "max_laser", s.equipSlotCapacity[Equip::SLOT_LASER], 1);
_get_int_attrib(L, "max_missile", s.equipSlotCapacity[Equip::SLOT_MISSILE], 0);
_get_int_attrib(L, "max_ecm", s.equipSlotCapacity[Equip::SLOT_ECM], 1);
_get_int_attrib(L, "max_scanner", s.equipSlotCapacity[Equip::SLOT_SCANNER], 1);
_get_int_attrib(L, "max_radarmapper", s.equipSlotCapacity[Equip::SLOT_RADARMAPPER], 1);
_get_int_attrib(L, "max_hypercloud", s.equipSlotCapacity[Equip::SLOT_HYPERCLOUD], 1);
_get_int_attrib(L, "max_hullautorepair", s.equipSlotCapacity[Equip::SLOT_HULLAUTOREPAIR], 1);
_get_int_attrib(L, "max_energybooster", s.equipSlotCapacity[Equip::SLOT_ENERGYBOOSTER], 1);
_get_int_attrib(L, "max_atmoshield", s.equipSlotCapacity[Equip::SLOT_ATMOSHIELD], 1);
_get_int_attrib(L, "max_fuelscoop", s.equipSlotCapacity[Equip::SLOT_FUELSCOOP], 1);
_get_int_attrib(L, "max_lasercooler", s.equipSlotCapacity[Equip::SLOT_LASERCOOLER], 1);
_get_int_attrib(L, "max_cargolifesupport", s.equipSlotCapacity[Equip::SLOT_CARGOLIFESUPPORT], 1);
_get_int_attrib(L, "max_autopilot", s.equipSlotCapacity[Equip::SLOT_AUTOPILOT], 1);
_get_int_attrib(L, "capacity", s.capacity, 0);
_get_int_attrib(L, "hull_mass", s.hullMass, 100);
_get_int_attrib(L, "price", s.baseprice, 0);
s.baseprice *= 100; // in hundredths of credits
{
int hyperclass;
_get_int_attrib(L, "hyperdrive_class", hyperclass, 1);
if (!hyperclass) {
s.hyperdrive = Equip::NONE;
} else {
s.hyperdrive = Equip::Type(Equip::DRIVE_CLASS1+hyperclass-1);
}
}
lua_pushstring(L, "gun_mounts");
lua_gettable(L, -2);
if (lua_istable(L, -1)) {
for (unsigned int i=0; i<lua_objlen(L,-1); i++) {
lua_pushinteger(L, i+1);
lua_gettable(L, -2);
if (lua_istable(L, -1) && lua_objlen(L,-2) == 2) {
lua_pushinteger(L, 1);
lua_gettable(L, -2);
s.gunMount[i].pos = *MyLuaVec::checkVec(L, -1);
lua_pop(L, 1);
lua_pushinteger(L, 2);
lua_gettable(L, -2);
s.gunMount[i].dir = *MyLuaVec::checkVec(L, -1);
lua_pop(L, 1);
}
lua_pop(L, 1);
}
}
lua_pop(L, 1);
LUA_DEBUG_END(L, 0);
ShipType::types[s.name] = s;
list.push_back(s.name);
return 0;
}
int _define_ship(lua_State *L, ShipType::Tag tag, std::vector<ShipType::Type> *list)
{
if (s_currentShipFile.empty())
return luaL_error(L, "ship file contains multiple ship definitions");
ShipType s;
s.tag = tag;
LUA_DEBUG_START(L);
_get_string_attrib(L, "name", s.name, "");
_get_string_attrib(L, "model", s.lmrModelName, "");
_get_float_attrib(L, "reverse_thrust", s.linThrust[ShipType::THRUSTER_REVERSE], 0.0f);
_get_float_attrib(L, "forward_thrust", s.linThrust[ShipType::THRUSTER_FORWARD], 0.0f);
_get_float_attrib(L, "up_thrust", s.linThrust[ShipType::THRUSTER_UP], 0.0f);
_get_float_attrib(L, "down_thrust", s.linThrust[ShipType::THRUSTER_DOWN], 0.0f);
_get_float_attrib(L, "left_thrust", s.linThrust[ShipType::THRUSTER_LEFT], 0.0f);
_get_float_attrib(L, "right_thrust", s.linThrust[ShipType::THRUSTER_RIGHT], 0.0f);
_get_float_attrib(L, "angular_thrust", s.angThrust, 0.0f);
// invert values where necessary
s.linThrust[ShipType::THRUSTER_FORWARD] *= -1.f;
s.linThrust[ShipType::THRUSTER_LEFT] *= -1.f;
s.linThrust[ShipType::THRUSTER_DOWN] *= -1.f;
// angthrust fudge (XXX: why?)
s.angThrust = s.angThrust / 2;
_get_vec_attrib(L, "camera_offset", s.cameraOffset, vector3d(0.0));
for (int i=0; i<Equip::SLOT_MAX; i++) s.equipSlotCapacity[i] = 0;
_get_int_attrib(L, "max_cargo", s.equipSlotCapacity[Equip::SLOT_CARGO], 0);
_get_int_attrib(L, "max_engine", s.equipSlotCapacity[Equip::SLOT_ENGINE], 1);
_get_int_attrib(L, "max_laser", s.equipSlotCapacity[Equip::SLOT_LASER], 1);
_get_int_attrib(L, "max_missile", s.equipSlotCapacity[Equip::SLOT_MISSILE], 0);
_get_int_attrib(L, "max_ecm", s.equipSlotCapacity[Equip::SLOT_ECM], 1);
_get_int_attrib(L, "max_scanner", s.equipSlotCapacity[Equip::SLOT_SCANNER], 1);
_get_int_attrib(L, "max_radarmapper", s.equipSlotCapacity[Equip::SLOT_RADARMAPPER], 1);
_get_int_attrib(L, "max_hypercloud", s.equipSlotCapacity[Equip::SLOT_HYPERCLOUD], 1);
_get_int_attrib(L, "max_hullautorepair", s.equipSlotCapacity[Equip::SLOT_HULLAUTOREPAIR], 1);
_get_int_attrib(L, "max_energybooster", s.equipSlotCapacity[Equip::SLOT_ENERGYBOOSTER], 1);
_get_int_attrib(L, "max_atmoshield", s.equipSlotCapacity[Equip::SLOT_ATMOSHIELD], 1);
_get_int_attrib(L, "max_cabin", s.equipSlotCapacity[Equip::SLOT_CABIN], 50);
_get_int_attrib(L, "max_shield", s.equipSlotCapacity[Equip::SLOT_SHIELD], 9999);
_get_int_attrib(L, "max_fuelscoop", s.equipSlotCapacity[Equip::SLOT_FUELSCOOP], 1);
_get_int_attrib(L, "max_cargoscoop", s.equipSlotCapacity[Equip::SLOT_CARGOSCOOP], 1);
_get_int_attrib(L, "max_lasercooler", s.equipSlotCapacity[Equip::SLOT_LASERCOOLER], 1);
_get_int_attrib(L, "max_cargolifesupport", s.equipSlotCapacity[Equip::SLOT_CARGOLIFESUPPORT], 1);
_get_int_attrib(L, "max_autopilot", s.equipSlotCapacity[Equip::SLOT_AUTOPILOT], 1);
_get_int_attrib(L, "capacity", s.capacity, 0);
_get_int_attrib(L, "hull_mass", s.hullMass, 100);
_get_int_attrib(L, "fuel_tank_mass", s.fuelTankMass, 5);
_get_float_attrib(L, "thruster_fuel_use", s.thrusterFuelUse, 1.f);
_get_int_attrib(L, "price", s.baseprice, 0);
s.baseprice *= 100; // in hundredths of credits
s.equipSlotCapacity[Equip::SLOT_ENGINE] = Clamp(s.equipSlotCapacity[Equip::SLOT_ENGINE], 0, 1);
{
int hyperclass;
_get_int_attrib(L, "hyperdrive_class", hyperclass, 1);
if (!hyperclass) {
s.hyperdrive = Equip::NONE;
} else {
s.hyperdrive = Equip::Type(Equip::DRIVE_CLASS1+hyperclass-1);
}
}
lua_pushstring(L, "gun_mounts");
lua_gettable(L, -2);
if (lua_istable(L, -1)) {
for (unsigned int i=0; i<lua_rawlen(L,-1); i++) {
lua_pushinteger(L, i+1);
lua_gettable(L, -2);
if (lua_istable(L, -1) && lua_rawlen(L,-1) == 4) {
lua_pushinteger(L, 1);
lua_gettable(L, -2);
s.gunMount[i].pos = LuaVector::CheckFromLuaF(L, -1);
lua_pop(L, 1);
lua_pushinteger(L, 2);
lua_gettable(L, -2);
s.gunMount[i].dir = LuaVector::CheckFromLuaF(L, -1);
lua_pop(L, 1);
lua_pushinteger(L, 3);
lua_gettable(L, -2);
s.gunMount[i].sep = lua_tonumber(L,-1);
lua_pop(L, 1);
lua_pushinteger(L, 4);
lua_gettable(L, -2);
s.gunMount[i].orient = static_cast<ShipType::DualLaserOrientation>(
LuaConstants::GetConstantFromArg(L, "DualLaserOrientation", -1));
lua_pop(L, 1);
}
lua_pop(L, 1);
}
}
lua_pop(L, 1);
LUA_DEBUG_END(L, 0);
//sanity check
if (s.name.empty())
return luaL_error(L, "Ship has no name");
if (s.lmrModelName.empty())
return luaL_error(L, "Missing model name in ship");
//this shouldn't necessarily be a fatal problem, could just warn+mark ship unusable
//or replace with proxy geometry
try {
LmrLookupModelByName(s.lmrModelName.c_str());
} catch (LmrModelNotFoundException &) {
return luaL_error(L, "Model %s is not defined", s.lmrModelName.c_str());
}
const std::string& id = s_currentShipFile;
typedef std::map<ShipType::Type, ShipType>::iterator iter;
std::pair<iter, bool> result = ShipType::types.insert(std::make_pair(id, s));
if (result.second)
list->push_back(s_currentShipFile);
else
return luaL_error(L, "Ship '%s' was already defined by a different file", id.c_str());
s_currentShipFile.clear();
return 0;
}