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/*
* Copyright (C) 2008-2018 TrinityCore <https://www.trinitycore.org/>
* Copyright (C) 2005-2010 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef _IVMAPMANAGER_H
#define _IVMAPMANAGER_H
#include "Define.h"
#include "ModelIgnoreFlags.h"
#include "Optional.h"
#include <string>
//===========================================================
/**
This is the minimum interface to the VMapMamager.
*/
namespace VMAP
{
enum VMAP_LOAD_RESULT
{
VMAP_LOAD_RESULT_ERROR,
VMAP_LOAD_RESULT_OK,
VMAP_LOAD_RESULT_IGNORED
};
enum class LoadResult : uint8
{
Success,
FileNotFound,
VersionMismatch
};
#define VMAP_INVALID_HEIGHT -100000.0f // for check
#define VMAP_INVALID_HEIGHT_VALUE -200000.0f // real assigned value in unknown height case
struct AreaAndLiquidData
{
struct AreaInfo
{
AreaInfo(int32 _adtId, int32 _rootId, int32 _groupId, uint32 _flags) : adtId(_adtId), rootId(_rootId), groupId(_groupId), mogpFlags(_flags) { }
int32 const adtId;
int32 const rootId;
int32 const groupId;
uint32 const mogpFlags;
};
struct LiquidInfo
{
LiquidInfo(uint32 _type, float _level) : type(_type), level(_level) { }
uint32 const type;
float const level;
};
float floorZ = VMAP_INVALID_HEIGHT;
Optional<AreaInfo> areaInfo;
Optional<LiquidInfo> liquidInfo;
};
//===========================================================
class TC_COMMON_API IVMapManager
{
private:
bool iEnableLineOfSightCalc;
bool iEnableHeightCalc;
public:
IVMapManager() : iEnableLineOfSightCalc(true), iEnableHeightCalc(true) { }
virtual ~IVMapManager(void) { }
virtual int loadMap(char const* pBasePath, unsigned int pMapId, int x, int y) = 0;
virtual LoadResult existsMap(char const* pBasePath, unsigned int pMapId, int x, int y) = 0;
virtual void unloadMap(unsigned int pMapId, int x, int y) = 0;
virtual void unloadMap(unsigned int pMapId) = 0;
virtual bool isInLineOfSight(unsigned int pMapId, float x1, float y1, float z1, float x2, float y2, float z2, ModelIgnoreFlags ignoreFlags) = 0;
virtual float getHeight(unsigned int pMapId, float x, float y, float z, float maxSearchDist) = 0;
/**
test if we hit an object. return true if we hit one. rx, ry, rz will hold the hit position or the dest position, if no intersection was found
return a position, that is pReduceDist closer to the origin
*/
virtual bool getObjectHitPos(unsigned int pMapId, float x1, float y1, float z1, float x2, float y2, float z2, float& rx, float &ry, float& rz, float pModifyDist) = 0;
/**
send debug commands
*/
virtual bool processCommand(char *pCommand)= 0;
/**
Enable/disable LOS calculation
It is enabled by default. If it is enabled in mid game the maps have to loaded manualy
*/
void setEnableLineOfSightCalc(bool pVal) { iEnableLineOfSightCalc = pVal; }
/**
Enable/disable model height calculation
It is enabled by default. If it is enabled in mid game the maps have to loaded manualy
*/
void setEnableHeightCalc(bool pVal) { iEnableHeightCalc = pVal; }
bool isLineOfSightCalcEnabled() const { return(iEnableLineOfSightCalc); }
bool isHeightCalcEnabled() const { return(iEnableHeightCalc); }
bool isMapLoadingEnabled() const { return(iEnableLineOfSightCalc || iEnableHeightCalc ); }
virtual std::string getDirFileName(unsigned int pMapId, int x, int y) const =0;
/**
Query world model area info.
\param z gets adjusted to the ground height for which this are info is valid
*/
virtual bool getAreaInfo(unsigned int pMapId, float x, float y, float &z, uint32 &flags, int32 &adtId, int32 &rootId, int32 &groupId) const=0;
virtual bool GetLiquidLevel(uint32 pMapId, float x, float y, float z, uint8 ReqLiquidType, float &level, float &floor, uint32 &type) const=0;
// get both area + liquid data in a single vmap lookup
virtual void getAreaAndLiquidData(unsigned int mapId, float x, float y, float z, uint8 reqLiquidType, AreaAndLiquidData& data) const=0;
};
}
#endif
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