VehicleDefines.h

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/*
 * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __TRINITY_VEHICLEDEFINES_H
#define __TRINITY_VEHICLEDEFINES_H

#include "Define.h"
#include <vector>
#include <map>

struct VehicleSeatEntry;

enum PowerType
{
 POWER_STEAM = 61,
 POWER_PYRITE = 41,
 POWER_HEAT = 101,
 POWER_OOZE = 121,
 POWER_BLOOD = 141,
 POWER_WRATH = 142,
 POWER_ARCANE_ENERGY = 143,
 POWER_LIFE_ENERGY = 144,
 POWER_SUN_ENERGY = 145,
 POWER_SWING_VELOCITY = 146,
 POWER_SHADOWFLAME_ENERGY = 147,
 POWER_BLUE_POWER = 148,
 POWER_PURPLE_POWER = 149,
 POWER_GREEN_POWER = 150,
 POWER_ORANGE_POWER = 151,
 POWER_ENERGY_2 = 153,
 POWER_ARCANEENERGY = 161,
 POWER_WIND_POWER_1 = 162,
 POWER_WIND_POWER_2 = 163,
 POWER_WIND_POWER_3 = 164,
 POWER_FUEL = 165,
 POWER_SUN_POWER = 166,
 POWER_TWILIGHT_ENERGY = 169,
 POWER_VENOM = 174,
 POWER_ORANGE_POWER_2 = 176,
 POWER_CONSUMING_FLAME = 177,
 POWER_PYROCLASTIC_FRENZY = 178,
 POWER_FLASHFIRE = 179,
};

enum VehicleFlags
{
 VEHICLE_FLAG_NO_STRAFE = 0x00000001, // Sets MOVEFLAG2_NO_STRAFE
 VEHICLE_FLAG_NO_JUMPING = 0x00000002, // Sets MOVEFLAG2_NO_JUMPING
 VEHICLE_FLAG_FULLSPEEDTURNING = 0x00000004, // Sets MOVEFLAG2_FULLSPEEDTURNING
 VEHICLE_FLAG_ALLOW_PITCHING = 0x00000010, // Sets MOVEFLAG2_ALLOW_PITCHING
 VEHICLE_FLAG_FULLSPEEDPITCHING = 0x00000020, // Sets MOVEFLAG2_FULLSPEEDPITCHING
 VEHICLE_FLAG_CUSTOM_PITCH = 0x00000040, // If set use pitchMin and pitchMax from DBC, otherwise pitchMin = -pi/2, pitchMax = pi/2
 VEHICLE_FLAG_ADJUST_AIM_ANGLE = 0x00000400, // Lua_IsVehicleAimAngleAdjustable
 VEHICLE_FLAG_ADJUST_AIM_POWER = 0x00000800 // Lua_IsVehicleAimPowerAdjustable
};

enum VehicleSpells
{
 VEHICLE_SPELL_RIDE_HARDCODED = 46598,
 VEHICLE_SPELL_PARACHUTE = 45472
};

struct PassengerInfo
{
 ObjectGuid Guid;
 bool IsUnselectable;

 void Reset()
 {
 Guid.Clear();
 IsUnselectable = false;
 }
};

struct VehicleSeat
{
 explicit VehicleSeat(VehicleSeatEntry const* seatInfo) : SeatInfo(seatInfo)
 {
 Passenger.Reset();
 }

 bool IsEmpty() const { return Passenger.Guid.IsEmpty(); }

 VehicleSeatEntry const* SeatInfo;
 PassengerInfo Passenger;
};

struct VehicleAccessory
{
 VehicleAccessory(uint32 entry, int8 seatId, bool isMinion, uint8 summonType, uint32 summonTime) :
 AccessoryEntry(entry), IsMinion(isMinion), SummonTime(summonTime), SeatId(seatId), SummonedType(summonType) { }
 uint32 AccessoryEntry;
 bool IsMinion;
 uint32 SummonTime;
 int8 SeatId;
 uint8 SummonedType;
};

typedef std::vector<VehicleAccessory> VehicleAccessoryList;
typedef std::map<ObjectGuid::LowType, VehicleAccessoryList> VehicleAccessoryContainer;
typedef std::map<uint32, VehicleAccessoryList> VehicleAccessoryTemplateContainer;
typedef std::map<int8, VehicleSeat> SeatMap;

class TransportBase
{
protected:
 TransportBase() { }
 virtual ~TransportBase() { }

public:
 virtual void CalculatePassengerPosition(float& x, float& y, float& z, float* o = NULL) const = 0;

 virtual void CalculatePassengerOffset(float& x, float& y, float& z, float* o = NULL) const = 0;

 static void CalculatePassengerPosition(float& x, float& y, float& z, float* o, float transX, float transY, float transZ, float transO)
 {
 float inx = x, iny = y, inz = z;
 if (o)
 *o = Position::NormalizeOrientation(transO + *o);

 x = transX + inx * std::cos(transO) - iny * std::sin(transO);
 y = transY + iny * std::cos(transO) + inx * std::sin(transO);
 z = transZ + inz;
 }

 static void CalculatePassengerOffset(float& x, float& y, float& z, float* o, float transX, float transY, float transZ, float transO)
 {
 if (o)
 *o = Position::NormalizeOrientation(*o - transO);

 z -= transZ;
 y -= transY; // y = searchedY * std::cos(o) + searchedX * std::sin(o)
 x -= transX; // x = searchedX * std::cos(o) + searchedY * std::sin(o + pi)
 float inx = x, iny = y;
 y = (iny - inx * std::tan(transO)) / (std::cos(transO) + std::sin(transO) * std::tan(transO));
 x = (inx + iny * std::tan(transO)) / (std::cos(transO) + std::sin(transO) * std::tan(transO));
 }
};

#endif