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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 TRINITY_MOVEMENTDEFINES_H
#define TRINITY_MOVEMENTDEFINES_H
#include "Common.h"
#include "ObjectGuid.h"
#include "Optional.h"
#include "Position.h"
#include <variant>
class Unit;
#define SPEED_CHARGE 42.0f // assume it is 25 yard per 0.6 second
// EnumUtils: DESCRIBE THIS
enum MovementGeneratorType : uint8
{
IDLE_MOTION_TYPE = 0, // IdleMovementGenerator.h
RANDOM_MOTION_TYPE = 1, // RandomMovementGenerator.h
WAYPOINT_MOTION_TYPE = 2, // WaypointMovementGenerator.h
MAX_DB_MOTION_TYPE = 3, // Below motion types can't be set in DB.
CONFUSED_MOTION_TYPE = 4, // ConfusedMovementGenerator.h
CHASE_MOTION_TYPE = 5, // ChaseMovementGenerator.h
HOME_MOTION_TYPE = 6, // HomeMovementGenerator.h
FLIGHT_MOTION_TYPE = 7, // FlightPathMovementGenerator.h
POINT_MOTION_TYPE = 8, // PointMovementGenerator.h
FLEEING_MOTION_TYPE = 9, // FleeingMovementGenerator.h
DISTRACT_MOTION_TYPE = 10, // IdleMovementGenerator.h
ASSISTANCE_MOTION_TYPE = 11, // PointMovementGenerator.h
ASSISTANCE_DISTRACT_MOTION_TYPE = 12, // IdleMovementGenerator.h
TIMED_FLEEING_MOTION_TYPE = 13, // FleeingMovementGenerator.h
FOLLOW_MOTION_TYPE = 14, // FollowMovementGenerator.h
ROTATE_MOTION_TYPE = 15, // IdleMovementGenerator.h
EFFECT_MOTION_TYPE = 16,
SPLINE_CHAIN_MOTION_TYPE = 17, // SplineChainMovementGenerator.h
FORMATION_MOTION_TYPE = 18, // FormationMovementGenerator.h
MAX_MOTION_TYPE // SKIP
};
constexpr bool CanStopMovementForSpellCasting(MovementGeneratorType type)
{
// MovementGenerators that don't check Unit::IsMovementPreventedByCasting
switch (type)
{
case HOME_MOTION_TYPE:
case FLIGHT_MOTION_TYPE:
case EFFECT_MOTION_TYPE: // knockbacks, jumps, falling, land/takeoff transitions
return false;
default:
break;
}
return true;
}
enum MovementGeneratorMode : uint8
{
MOTION_MODE_DEFAULT = 0,
MOTION_MODE_OVERRIDE
};
enum MovementGeneratorPriority : uint8
{
MOTION_PRIORITY_NONE = 0,
MOTION_PRIORITY_NORMAL,
MOTION_PRIORITY_HIGHEST
};
enum MovementSlot : uint8
{
MOTION_SLOT_DEFAULT = 0,
MOTION_SLOT_ACTIVE,
MAX_MOTION_SLOT
};
enum class MovementWalkRunSpeedSelectionMode
{
Default,
ForceRun,
ForceWalk
};
enum class MovementStopReason : uint8
{
Finished, // Movement finished either by arriving at location or successfully continuing it for requested duration
Interrupted
};
enum RotateDirection : uint8
{
ROTATE_DIRECTION_LEFT = 0,
ROTATE_DIRECTION_RIGHT
};
struct TC_GAME_API ChaseRange
{
ChaseRange(float range);
ChaseRange(float _minRange, float _maxRange);
ChaseRange(float _minRange, float _minTolerance, float _maxTolerance, float _maxRange);
// this contains info that informs how we should path!
float MinRange; // we have to move if we are within this range... (min. attack range)
float MinTolerance; // ...and if we are, we will move this far away
float MaxRange; // we have to move if we are outside this range... (max. attack range)
float MaxTolerance; // ...and if we are, we will move into this range
};
struct TC_GAME_API ChaseAngle
{
ChaseAngle(float angle, float _tolerance = M_PI_4);
float RelativeAngle; // we want to be at this angle relative to the target (0 = front, M_PI = back)
float Tolerance; // but we'll tolerate anything within +- this much
float UpperBound() const;
float LowerBound() const;
bool IsAngleOkay(float relativeAngle) const;
};
struct JumpArrivalCastArgs
{
uint32 SpellId = 0;
ObjectGuid Target;
};
struct JumpChargeParams
{
union
{
float Speed;
float MoveTimeInSec;
};
bool TreatSpeedAsMoveTimeSeconds = false;
float JumpGravity = 0.0f;
Optional<uint32> SpellVisualId;
Optional<uint32> ProgressCurveId;
Optional<uint32> ParabolicCurveId;
Optional<uint32> TriggerSpellId;
};
using MovementFacingTarget = std::variant<std::monostate, Position, Unit const*, float>;
inline bool IsInvalidMovementGeneratorType(uint8 const type) { return type == MAX_DB_MOTION_TYPE || type >= MAX_MOTION_TYPE; }
inline bool IsInvalidMovementSlot(uint8 const slot) { return slot >= MAX_MOTION_SLOT; }
#endif
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