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/*
* This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
*
* 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 MovementInfo_h__
#define MovementInfo_h__
#include "ObjectGuid.h"
#include "Optional.h"
#include "Position.h"
#include <algorithm>
#include <vector>
struct MovementInfo
{
// common
ObjectGuid guid;
uint32 flags = 0;
uint32 flags2 = 0;
uint32 flags3 = 0;
Position pos;
uint32 time = 0;
// transport
struct TransportInfo
{
void Reset()
{
guid.Clear();
pos.Relocate(0.0f, 0.0f, 0.0f, 0.0f);
seat = -1;
time = 0;
prevTime = 0;
vehicleId = 0;
}
ObjectGuid guid;
Position pos;
int8 seat = -1;
uint32 time = 0;
uint32 prevTime = 0;
uint32 vehicleId = 0;
} transport;
// swimming/flying
float pitch = 0.0f;
struct Inertia
{
Inertia() : id(0), lifetime(0) { }
int32 id;
Position force;
uint32 lifetime;
};
Optional<Inertia> inertia;
// jumping
struct JumpInfo
{
void Reset()
{
fallTime = 0;
zspeed = sinAngle = cosAngle = xyspeed = 0.0f;
}
uint32 fallTime = 0;
float zspeed = 0.0f;
float sinAngle = 0.0f;
float cosAngle = 0.0f;
float xyspeed = 0.0f;
} jump;
float stepUpStartElevation = 0.0f;
// advflying
struct AdvFlying
{
AdvFlying() : forwardVelocity(0.0f), upVelocity(0.0f) { }
float forwardVelocity;
float upVelocity;
};
struct Drive
{
Drive() : speed(0.0f), movementAngle(0.0f), accelerating(false), drifting(false) { }
float speed;
float movementAngle;
bool accelerating;
bool drifting;
};
Optional<AdvFlying> advFlying;
Optional<Drive> driveStatus;
Optional<ObjectGuid> standingOnGameObjectGUID;
uint32 GetMovementFlags() const { return flags; }
void SetMovementFlags(uint32 flag) { flags = flag; }
void AddMovementFlag(uint32 flag) { flags |= flag; }
void RemoveMovementFlag(uint32 flag) { flags &= ~flag; }
bool HasMovementFlag(uint32 flag) const { return (flags & flag) != 0; }
uint32 GetExtraMovementFlags() const { return flags2; }
void SetExtraMovementFlags(uint32 flag) { flags2 = flag; }
void AddExtraMovementFlag(uint32 flag) { flags2 |= flag; }
void RemoveExtraMovementFlag(uint32 flag) { flags2 &= ~flag; }
bool HasExtraMovementFlag(uint32 flag) const { return (flags2 & flag) != 0; }
uint32 GetExtraMovementFlags2() const { return flags3; }
void SetExtraMovementFlags2(uint32 flag) { flags3 = flag; }
void AddExtraMovementFlag2(uint32 flag) { flags3 |= flag; }
void RemoveExtraMovementFlag2(uint32 flag) { flags3 &= ~flag; }
bool HasExtraMovementFlag2(uint32 flag) const { return (flags3 & flag) != 0; }
uint32 GetFallTime() const { return jump.fallTime; }
void SetFallTime(uint32 fallTime) { jump.fallTime = fallTime; }
void ResetTransport()
{
transport.Reset();
}
void ResetJump()
{
jump.Reset();
}
void OutDebug();
};
enum class MovementForceType : uint8
{
SingleDirectional = 0, // always in a single direction
Gravity = 1 // pushes/pulls away from a single point
};
struct MovementForce
{
ObjectGuid ID;
TaggedPosition<Position::XYZ> Origin;
TaggedPosition<Position::XYZ> Direction;
uint32 TransportID = 0;
float Magnitude = 0.0f;
MovementForceType Type = MovementForceType::SingleDirectional;
int32 MovementForceID = 0;
int32 Unknown1110_1 = 0;
int32 Unused1110 = 0;
uint32 Flags = 0;
};
class MovementForces
{
public:
using Container = std::vector<MovementForce>;
Container const* GetForces() const { return &_forces; }
bool Add(MovementForce const& newForce)
{
auto itr = FindMovementForce(newForce.ID);
if (itr == _forces.end())
{
_forces.push_back(newForce);
return true;
}
return false;
}
bool Remove(ObjectGuid id)
{
auto itr = FindMovementForce(id);
if (itr != _forces.end())
{
_forces.erase(itr);
return true;
}
return false;
}
float GetModMagnitude() const { return _modMagnitude; }
void SetModMagnitude(float modMagnitude) { _modMagnitude = modMagnitude; }
bool IsEmpty() const { return _forces.empty() && _modMagnitude == 1.0f; }
private:
Container::iterator FindMovementForce(ObjectGuid id)
{
return std::find_if(_forces.begin(), _forces.end(), [id](MovementForce const& force) { return force.ID == id; });
}
Container _forces;
float _modMagnitude = 1.0f;
};
#endif // MovementInfo_h__
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