MovementTypedefs.h

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/*
 * Copyright (C) 2005-2011 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#ifndef TRINITYSERVER_TYPEDEFS_H
#define TRINITYSERVER_TYPEDEFS_H

#include "Common.h"

namespace G3D
{
 class Vector3;
 class Vector4;
}

namespace Movement
{
 using G3D::Vector3;
 using G3D::Vector4;

 enum MonsterMoveType
 {
 MONSTER_MOVE_NORMAL = 0,
 MONSTER_MOVE_FACING_SPOT = 1,
 MONSTER_MOVE_FACING_TARGET = 2,
 MONSTER_MOVE_FACING_ANGLE = 3
 };

 inline uint32 SecToMS(float sec)
 {
 return static_cast<uint32>(sec * 1000.f);
 }

 inline float MSToSec(uint32 ms)
 {
 return ms / 1000.f;
 }

 float computeFallTime(float path_length, bool isSafeFall);
 float computeFallElevation(float t_passed, bool isSafeFall, float start_velocity = 0.0f);

 template<class T, T limit>
 class counter
 {
 public:
 counter() { init(); }

 void Increase()
 {
 if (m_counter == limit)
 init();
 else
 ++m_counter;
 }

 T NewId() { Increase(); return m_counter; }
 T getCurrent() const { return m_counter; }

 private:
 void init() { m_counter = 0; }
 T m_counter;
 };

 typedef counter<uint32, 0xFFFFFFFF> UInt32Counter;

 TC_GAME_API extern float gravity;
 TC_GAME_API extern UInt32Counter splineIdGen;
 TC_GAME_API extern std::string MovementFlags_ToString(uint32 flags);
 TC_GAME_API extern std::string MovementFlagsExtra_ToString(uint32 flags);
}

#endif // TRINITYSERVER_TYPEDEFS_H