VMapManager2.h

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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 _VMAPMANAGER2_H
#define _VMAPMANAGER2_H
 
#include <mutex>
#include <unordered_map>
#include <vector>
#include "Define.h"
#include "IVMapManager.h"
 
//===========================================================
 
#define MAP_FILENAME_EXTENSION2 ".vmtree"
 
#define FILENAMEBUFFER_SIZE 500
 
//===========================================================
 
namespace G3D
{
 class Vector3;
}
 
namespace VMAP
{
 class ManagedModel;
 class StaticMapTree;
 class WorldModel;
 
 typedef std::unordered_map<uint32, StaticMapTree*> InstanceTreeMap;
 typedef std::unordered_map<std::string, ManagedModel*> ModelFileMap;
 
 enum DisableTypes
 {
 VMAP_DISABLE_AREAFLAG = 0x1,
 VMAP_DISABLE_HEIGHT = 0x2,
 VMAP_DISABLE_LOS = 0x4,
 VMAP_DISABLE_LIQUIDSTATUS = 0x8
 };
 
 class TC_COMMON_API VMapManager2 : public IVMapManager
 {
 protected:
 // Tree to check collision
 ModelFileMap iLoadedModelFiles;
 InstanceTreeMap iInstanceMapTrees;
 std::unordered_map<uint32, uint32> iParentMapData;
 bool thread_safe_environment;
 // Mutex for iLoadedModelFiles
 std::mutex LoadedModelFilesLock;
 
 static uint32 GetLiquidFlagsDummy(uint32) { return 0; }
 static bool IsVMAPDisabledForDummy(uint32 /*entry*/, uint8 /*flags*/) { return false; }
 
 InstanceTreeMap::const_iterator GetMapTree(uint32 mapId) const;
 
 public:
 // public for debug
 G3D::Vector3 convertPositionToInternalRep(float x, float y, float z) const;
 static std::string getMapFileName(unsigned int mapId);
 
 VMapManager2();
 ~VMapManager2();
 
 void InitializeThreadUnsafe(std::unordered_map<uint32, std::vector<uint32>> const& mapData);
 
 LoadResult loadMap(char const* pBasePath, unsigned int mapId, int x, int y) override;
 
 void unloadMap(unsigned int mapId, int x, int y) override;
 
 void unloadMap(unsigned int mapId) override;
 
 bool isInLineOfSight(unsigned int mapId, float x1, float y1, float z1, float x2, float y2, float z2, ModelIgnoreFlags ignoreFlags) override ;
 bool getObjectHitPos(unsigned int mapId, float x1, float y1, float z1, float x2, float y2, float z2, float& rx, float& ry, float& rz, float modifyDist) override;
 float getHeight(unsigned int mapId, float x, float y, float z, float maxSearchDist) override;
 
 bool processCommand(char* /*command*/) override { return false; } // for debug and extensions
 
 bool getAreaAndLiquidData(uint32 mapId, float x, float y, float z, Optional<uint8> reqLiquidType, AreaAndLiquidData& data) const override;
 
 WorldModel* acquireModelInstance(std::string const& basepath, std::string const& filename);
 void releaseModelInstance(std::string const& filename);
 
 // what's the use of this? o.O
 virtual std::string getDirFileName(unsigned int mapId, int /*x*/, int /*y*/) const override
 {
 return getMapFileName(mapId);
 }
 virtual LoadResult existsMap(char const* basePath, unsigned int mapId, int x, int y) override;
 
 void getInstanceMapTree(InstanceTreeMap &instanceMapTree);
 
 int32 getParentMapId(uint32 mapId) const;
 
 typedef uint32(*GetLiquidFlagsFn)(uint32 liquidType);
 GetLiquidFlagsFn GetLiquidFlagsPtr;
 
 typedef bool(*IsVMAPDisabledForFn)(uint32 entry, uint8 flags);
 IsVMAPDisabledForFn IsVMAPDisabledForPtr;
 };
}
 
#endif