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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 MMapDefines_h__
#define MMapDefines_h__
#include "Define.h"
#include <DetourNavMesh.h>
inline uint32 constexpr MMAP_MAGIC = 0x4d4d4150; // 'MMAP'
inline uint32 constexpr MMAP_VERSION = 16;
struct MmapNavMeshHeader
{
uint32 mmapMagic = MMAP_MAGIC;
uint32 mmapVersion = MMAP_VERSION;
dtNavMeshParams params = { };
uint32 offmeshConnectionCount = 0;
};
static_assert(sizeof(MmapNavMeshHeader) == 40);
struct MmapTileHeader
{
uint32 mmapMagic = MMAP_MAGIC;
uint32 dtVersion = DT_NAVMESH_VERSION;
uint32 mmapVersion = MMAP_VERSION;
uint32 size = 0;
char usesLiquids = true;
char padding[3] = { };
};
// All padding fields must be handled and initialized to ensure mmaps_generator will produce binary-identical *.mmtile files
static_assert(sizeof(MmapTileHeader) == 20, "MmapTileHeader size is not correct, adjust the padding field size");
static_assert(sizeof(MmapTileHeader) == sizeof(MmapTileHeader::mmapMagic) +
sizeof(MmapTileHeader::dtVersion) +
sizeof(MmapTileHeader::mmapVersion) +
sizeof(MmapTileHeader::size) +
sizeof(MmapTileHeader::usesLiquids) +
sizeof(MmapTileHeader::padding), "MmapTileHeader has uninitialized padding fields");
enum NavArea
{
NAV_AREA_EMPTY = 0,
// areas 1-60 will be used for destructible areas (currently skipped in vmaps, WMO with flag 1)
// ground is the highest value to make recast choose ground over water when merging surfaces very close to each other (shallow water would be walkable)
NAV_AREA_GROUND = 11,
NAV_AREA_GROUND_STEEP = 10,
NAV_AREA_WATER = 9,
NAV_AREA_MAGMA_SLIME = 8, // don't need to differentiate between them
NAV_AREA_MAX_VALUE = NAV_AREA_GROUND,
NAV_AREA_MIN_VALUE = NAV_AREA_MAGMA_SLIME,
NAV_AREA_ALL_MASK = 0x3F // max allowed value
};
enum NavTerrainFlag : uint16
{
NAV_EMPTY = 0x00,
NAV_GROUND = 1 << (NAV_AREA_MAX_VALUE - NAV_AREA_GROUND),
NAV_GROUND_STEEP = 1 << (NAV_AREA_MAX_VALUE - NAV_AREA_GROUND_STEEP),
NAV_WATER = 1 << (NAV_AREA_MAX_VALUE - NAV_AREA_WATER),
NAV_MAGMA_SLIME = 1 << (NAV_AREA_MAX_VALUE - NAV_AREA_MAGMA_SLIME)
};
enum OffMeshConnectionFlag : uint8
{
OFFMESH_CONNECTION_FLAG_BIDIRECTIONAL = 0x01
};
struct OffMeshData
{
uint32 MapId;
uint32 TileX;
uint32 TileY;
float From[3];
float To[3];
float Radius;
OffMeshConnectionFlag ConnectionFlags;
uint8 AreaId;
NavTerrainFlag Flags;
};
#endif // MMapDefines_h__
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