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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 TRINITYSERVER_MOVESPLINEFLAG_H
#define TRINITYSERVER_MOVESPLINEFLAG_H
#include "Define.h"
#include "EnumFlag.h"
#include <string>
namespace Movement
{
// EnumUtils: DESCRIBE THIS
enum class MoveSplineFlagEnum : uint32
{
None = 0x00000000,
Unknown_0x1 = 0x00000001, // NOT VERIFIED
Unknown_0x2 = 0x00000002, // NOT VERIFIED
Unknown_0x4 = 0x00000004, // NOT VERIFIED
JumpOrientationFixed= 0x00000008, // Model orientation fixed (jump animation)
FallingSlow = 0x00000010,
Done = 0x00000020,
Falling = 0x00000040, // Affects elevation computation, can't be combined with Parabolic flag
No_Spline = 0x00000080,
Unknown_0x100 = 0x00000100, // NOT VERIFIED
Flying = 0x00000200, // Smooth movement(Catmullrom interpolation mode), flying animation
OrientationFixed = 0x00000400, // Model orientation fixed (knockback animation)
Catmullrom = 0x00000800, // Used Catmullrom interpolation mode
Cyclic = 0x00001000, // Movement by cycled spline
Enter_Cycle = 0x00002000, // Everytimes appears with cyclic flag in monster move packet, erases first spline vertex after first cycle done
Turning = 0x00004000, // Turns in place
TransportEnter = 0x00008000,
TransportExit = 0x00010000,
Unknown_0x20000 = 0x00020000, // NOT VERIFIED
Unknown_0x40000 = 0x00040000, // NOT VERIFIED
Backward = 0x00080000,
SmoothGroundPath = 0x00100000,
CanSwim = 0x00200000,
UncompressedPath = 0x00400000,
Unknown_0x800000 = 0x00800000, // NOT VERIFIED
FastSteering = 0x01000000, // Predicts spline only 500ms into the future for smoothing instead of 1s (making turns sharper) and turns off clientside obstacle detection
Animation = 0x02000000, // Plays animation after some time passed
Parabolic = 0x04000000, // Affects elevation computation, can't be combined with Falling flag
FadeObject = 0x08000000,
Steering = 0x10000000,
UnlimitedSpeed = 0x20000000,
Unknown_0x40000000 = 0x40000000, // NOT VERIFIED
Unknown_0x80000000 = 0x80000000, // NOT VERIFIED
// Masks
// flags that shouldn't be appended into SMSG_MONSTER_MOVE\SMSG_MONSTER_MOVE_TRANSPORT packet, should be more probably
Mask_No_Monster_Move = Done, // SKIP
// Unused, not suported flags
Mask_Unused = No_Spline | Unknown_0x100 | Unknown_0x20000 | Unknown_0x40000
| Unknown_0x800000 | FadeObject | UnlimitedSpeed | Unknown_0x40000000 | Unknown_0x80000000 // SKIP
};
DEFINE_ENUM_FLAG(MoveSplineFlagEnum);
consteval MoveSplineFlagEnum GetDisallowedFlagsFor(MoveSplineFlagEnum flag)
{
switch (flag)
{
case MoveSplineFlagEnum::JumpOrientationFixed: return MoveSplineFlagEnum::OrientationFixed;
case MoveSplineFlagEnum::Falling: return MoveSplineFlagEnum::Parabolic | MoveSplineFlagEnum::Animation | MoveSplineFlagEnum::Flying;
case MoveSplineFlagEnum::Flying: return MoveSplineFlagEnum::FallingSlow | MoveSplineFlagEnum::Falling;
case MoveSplineFlagEnum::OrientationFixed: return MoveSplineFlagEnum::JumpOrientationFixed;
case MoveSplineFlagEnum::Catmullrom: return MoveSplineFlagEnum::SmoothGroundPath;
case MoveSplineFlagEnum::TransportEnter: return MoveSplineFlagEnum::TransportExit;
case MoveSplineFlagEnum::TransportExit: return MoveSplineFlagEnum::TransportEnter;
case MoveSplineFlagEnum::SmoothGroundPath: return MoveSplineFlagEnum::Steering;
case MoveSplineFlagEnum::Animation: return MoveSplineFlagEnum::Falling | MoveSplineFlagEnum::Parabolic | MoveSplineFlagEnum::FallingSlow | MoveSplineFlagEnum::FadeObject;
case MoveSplineFlagEnum::Parabolic: return MoveSplineFlagEnum::Falling | MoveSplineFlagEnum::Animation | MoveSplineFlagEnum::FallingSlow | MoveSplineFlagEnum::FadeObject;
case MoveSplineFlagEnum::FadeObject: return MoveSplineFlagEnum::Falling | MoveSplineFlagEnum::Parabolic | MoveSplineFlagEnum::FallingSlow | MoveSplineFlagEnum::Animation;
case MoveSplineFlagEnum::Steering: return MoveSplineFlagEnum::SmoothGroundPath;
default: break;
}
return MoveSplineFlagEnum::None;
}
union MoveSplineFlag
{
constexpr MoveSplineFlag() : Raw(MoveSplineFlagEnum::None) { }
constexpr MoveSplineFlag(MoveSplineFlagEnum f) : Raw(f) { }
// Constant interface
constexpr bool isSmooth() const { return Raw.HasFlag(MoveSplineFlagEnum::Catmullrom); }
constexpr bool isLinear() const { return !isSmooth(); }
constexpr bool HasAllFlags(MoveSplineFlagEnum f) const { return Raw.HasAllFlags(f); }
constexpr bool HasFlag(MoveSplineFlagEnum f) const { return Raw.HasFlag(f); }
constexpr MoveSplineFlagEnum operator&(MoveSplineFlagEnum f) const { return (Raw & f); }
constexpr MoveSplineFlagEnum operator|(MoveSplineFlagEnum f) const { return (Raw | f); }
std::string ToString() const;
// Not constant interface
constexpr MoveSplineFlag& operator&=(MoveSplineFlagEnum f) { Raw &= f; return *this; }
constexpr MoveSplineFlag& operator|=(MoveSplineFlagEnum f) { Raw |= f; return *this; }
EnumFlag<MoveSplineFlagEnum> Raw;
template <MoveSplineFlagEnum Flag>
struct FlagAccessor
{
// force compile time evaluation - workaround for clang <= 14
static constexpr MoveSplineFlagEnum DisallowedFlag = std::integral_constant<MoveSplineFlagEnum, GetDisallowedFlagsFor(Flag)>::value;
constexpr operator bool() const { return (Raw & Flag) != MoveSplineFlagEnum::None; }
constexpr FlagAccessor& operator=(bool val) { if (val) { Raw = Raw & ~DisallowedFlag | Flag; } else Raw &= ~Flag; return *this; }
MoveSplineFlagEnum Raw;
};
#define MAKE_FLAG_ACCESSOR_FIELD(flag) FlagAccessor<MoveSplineFlagEnum::flag> flag
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x1);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x2);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x4);
MAKE_FLAG_ACCESSOR_FIELD(JumpOrientationFixed);
MAKE_FLAG_ACCESSOR_FIELD(FallingSlow);
MAKE_FLAG_ACCESSOR_FIELD(Done);
MAKE_FLAG_ACCESSOR_FIELD(Falling);
MAKE_FLAG_ACCESSOR_FIELD(No_Spline);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x100);
MAKE_FLAG_ACCESSOR_FIELD(Flying);
MAKE_FLAG_ACCESSOR_FIELD(OrientationFixed);
MAKE_FLAG_ACCESSOR_FIELD(Catmullrom);
MAKE_FLAG_ACCESSOR_FIELD(Cyclic);
MAKE_FLAG_ACCESSOR_FIELD(Enter_Cycle);
MAKE_FLAG_ACCESSOR_FIELD(Turning);
MAKE_FLAG_ACCESSOR_FIELD(TransportEnter);
MAKE_FLAG_ACCESSOR_FIELD(TransportExit);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x20000);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x40000);
MAKE_FLAG_ACCESSOR_FIELD(Backward);
MAKE_FLAG_ACCESSOR_FIELD(SmoothGroundPath);
MAKE_FLAG_ACCESSOR_FIELD(CanSwim);
MAKE_FLAG_ACCESSOR_FIELD(UncompressedPath);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x800000);
MAKE_FLAG_ACCESSOR_FIELD(FastSteering);
MAKE_FLAG_ACCESSOR_FIELD(Animation);
MAKE_FLAG_ACCESSOR_FIELD(Parabolic);
MAKE_FLAG_ACCESSOR_FIELD(FadeObject);
MAKE_FLAG_ACCESSOR_FIELD(Steering);
MAKE_FLAG_ACCESSOR_FIELD(UnlimitedSpeed);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x40000000);
MAKE_FLAG_ACCESSOR_FIELD(Unknown_0x80000000);
#undef MAKE_FLAG_ACCESSOR_FIELD
};
}
#endif // TRINITYSERVER_MOVESPLINEFLAG_H
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