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[9995] Move GridMap class (and related structs/enums) to separate cpp/h.
Also rename some structs/enums and fix some code style.
This commit is contained in:
XTZGZoReX
parent
ee31661bb8
commit
28c3de5093
13 changed files with 838 additions and 720 deletions
616
src/game/GridMap.cpp
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616
src/game/GridMap.cpp
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/*
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* Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "MapManager.h"
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#include "Log.h"
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#include "GridStates.h"
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#include "CellImpl.h"
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#include "Map.h"
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#include "Config/ConfigEnv.h"
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#include "DBCEnums.h"
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#include "GridMap.h"
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#include "VMapFactory.h"
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#include "World.h"
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char const* MAP_MAGIC = "MAPS";
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char const* MAP_VERSION_MAGIC = "v1.1";
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char const* MAP_AREA_MAGIC = "AREA";
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char const* MAP_HEIGHT_MAGIC = "MHGT";
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char const* MAP_LIQUID_MAGIC = "MLIQ";
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GridMap::GridMap()
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{
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m_flags = 0;
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// Area data
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m_gridArea = 0;
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m_area_map = NULL;
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// Height level data
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m_gridHeight = INVALID_HEIGHT;
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m_gridGetHeight = &GridMap::getHeightFromFlat;
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m_V9 = NULL;
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m_V8 = NULL;
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// Liquid data
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m_liquidType = 0;
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m_liquid_offX = 0;
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m_liquid_offY = 0;
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m_liquid_width = 0;
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m_liquid_height = 0;
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m_liquidLevel = INVALID_HEIGHT;
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m_liquid_type = NULL;
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m_liquid_map = NULL;
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}
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GridMap::~GridMap()
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{
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unloadData();
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}
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bool GridMap::loadData(char *filename)
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{
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// Unload old data if exist
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unloadData();
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GridMapFileHeader header;
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// Not return error if file not found
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FILE *in = fopen(filename, "rb");
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if (!in)
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return true;
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fread(&header, sizeof(header),1,in);
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if (header.mapMagic == *((uint32 const*)(MAP_MAGIC)) &&
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header.versionMagic == *((uint32 const*)(MAP_VERSION_MAGIC)) ||
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!IsAcceptableClientBuild(header.buildMagic))
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{
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// loadup area data
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if (header.areaMapOffset && !loadAreaData(in, header.areaMapOffset, header.areaMapSize))
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{
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sLog.outError("Error loading map area data\n");
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fclose(in);
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return false;
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}
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// loadup height data
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if (header.heightMapOffset && !loadHeightData(in, header.heightMapOffset, header.heightMapSize))
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{
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sLog.outError("Error loading map height data\n");
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fclose(in);
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return false;
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}
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// loadup liquid data
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if (header.liquidMapOffset && !loadGridMapLiquidData(in, header.liquidMapOffset, header.liquidMapSize))
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{
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sLog.outError("Error loading map liquids data\n");
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fclose(in);
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return false;
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}
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fclose(in);
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return true;
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}
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sLog.outError("Map file '%s' is non-compatible version (outdated?). Please, create new using ad.exe program.", filename);
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fclose(in);
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return false;
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}
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void GridMap::unloadData()
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{
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if (m_area_map)
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delete[] m_area_map;
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if (m_V9)
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delete[] m_V9;
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if (m_V8)
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delete[] m_V8;
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if (m_liquid_type)
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delete[] m_liquid_type;
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if (m_liquid_map)
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delete[] m_liquid_map;
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m_area_map = NULL;
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m_V9 = NULL;
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m_V8 = NULL;
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m_liquid_type = NULL;
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m_liquid_map = NULL;
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m_gridGetHeight = &GridMap::getHeightFromFlat;
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}
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bool GridMap::loadAreaData(FILE *in, uint32 offset, uint32 /*size*/)
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{
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GridMapAreaHeader header;
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fseek(in, offset, SEEK_SET);
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fread(&header, sizeof(header), 1, in);
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if (header.fourcc != *((uint32 const*)(MAP_AREA_MAGIC)))
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return false;
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m_gridArea = header.gridArea;
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if (!(header.flags & MAP_AREA_NO_AREA))
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{
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m_area_map = new uint16 [16*16];
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fread(m_area_map, sizeof(uint16), 16*16, in);
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}
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return true;
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}
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bool GridMap::loadHeightData(FILE *in, uint32 offset, uint32 /*size*/)
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{
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GridMapHeightHeader header;
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fseek(in, offset, SEEK_SET);
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fread(&header, sizeof(header), 1, in);
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if (header.fourcc != *((uint32 const*)(MAP_HEIGHT_MAGIC)))
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return false;
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m_gridHeight = header.gridHeight;
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if (!(header.flags & MAP_HEIGHT_NO_HEIGHT))
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{
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if ((header.flags & MAP_HEIGHT_AS_INT16))
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{
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m_uint16_V9 = new uint16 [129*129];
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m_uint16_V8 = new uint16 [128*128];
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fread(m_uint16_V9, sizeof(uint16), 129*129, in);
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fread(m_uint16_V8, sizeof(uint16), 128*128, in);
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m_gridIntHeightMultiplier = (header.gridMaxHeight - header.gridHeight) / 65535;
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m_gridGetHeight = &GridMap::getHeightFromUint16;
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}
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else if ((header.flags & MAP_HEIGHT_AS_INT8))
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{
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m_uint8_V9 = new uint8 [129*129];
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m_uint8_V8 = new uint8 [128*128];
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fread(m_uint8_V9, sizeof(uint8), 129*129, in);
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fread(m_uint8_V8, sizeof(uint8), 128*128, in);
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m_gridIntHeightMultiplier = (header.gridMaxHeight - header.gridHeight) / 255;
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m_gridGetHeight = &GridMap::getHeightFromUint8;
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}
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else
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{
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m_V9 = new float [129*129];
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m_V8 = new float [128*128];
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fread(m_V9, sizeof(float), 129*129, in);
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fread(m_V8, sizeof(float), 128*128, in);
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m_gridGetHeight = &GridMap::getHeightFromFloat;
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}
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}
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else
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m_gridGetHeight = &GridMap::getHeightFromFlat;
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return true;
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}
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bool GridMap::loadGridMapLiquidData(FILE *in, uint32 offset, uint32 /*size*/)
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{
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GridMapLiquidHeader header;
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fseek(in, offset, SEEK_SET);
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fread(&header, sizeof(header), 1, in);
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if (header.fourcc != *((uint32 const*)(MAP_LIQUID_MAGIC)))
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return false;
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m_liquidType = header.liquidType;
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m_liquid_offX = header.offsetX;
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m_liquid_offY = header.offsetY;
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m_liquid_width = header.width;
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m_liquid_height = header.height;
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m_liquidLevel = header.liquidLevel;
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if (!(header.flags & MAP_LIQUID_NO_TYPE))
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{
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m_liquid_type = new uint8 [16*16];
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fread(m_liquid_type, sizeof(uint8), 16*16, in);
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}
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if (!(header.flags & MAP_LIQUID_NO_HEIGHT))
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{
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m_liquid_map = new float [m_liquid_width*m_liquid_height];
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fread(m_liquid_map, sizeof(float), m_liquid_width*m_liquid_height, in);
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}
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return true;
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}
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uint16 GridMap::getArea(float x, float y)
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{
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if (!m_area_map)
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return m_gridArea;
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x = 16 * (32 - x/SIZE_OF_GRIDS);
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y = 16 * (32 - y/SIZE_OF_GRIDS);
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int lx = (int)x & 15;
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int ly = (int)y & 15;
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return m_area_map[lx*16 + ly];
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}
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float GridMap::getHeightFromFlat(float /*x*/, float /*y*/) const
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{
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return m_gridHeight;
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}
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float GridMap::getHeightFromFloat(float x, float y) const
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{
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if (!m_V8 || !m_V9)
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return m_gridHeight;
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x = MAP_RESOLUTION * (32 - x/SIZE_OF_GRIDS);
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y = MAP_RESOLUTION * (32 - y/SIZE_OF_GRIDS);
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int x_int = (int)x;
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int y_int = (int)y;
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x -= x_int;
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y -= y_int;
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x_int &= (MAP_RESOLUTION - 1);
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y_int &= (MAP_RESOLUTION - 1);
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// Height stored as: h5 - its v8 grid, h1-h4 - its v9 grid
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// +--------------> X
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// | h1-------h2 Coordinates is:
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// | | \ 1 / | h1 0,0
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// | | \ / | h2 0,1
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// | | 2 h5 3 | h3 1,0
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// | | / \ | h4 1,1
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// | | / 4 \ | h5 1/2,1/2
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// | h3-------h4
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// V Y
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// For find height need
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// 1 - detect triangle
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// 2 - solve linear equation from triangle points
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// Calculate coefficients for solve h = a*x + b*y + c
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float a,b,c;
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// Select triangle:
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if (x+y < 1)
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{
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if (x > y)
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{
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// 1 triangle (h1, h2, h5 points)
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float h1 = m_V9[(x_int )*129 + y_int];
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float h2 = m_V9[(x_int+1)*129 + y_int];
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float h5 = 2 * m_V8[x_int*128 + y_int];
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a = h2-h1;
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b = h5-h1-h2;
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c = h1;
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}
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else
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{
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// 2 triangle (h1, h3, h5 points)
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float h1 = m_V9[x_int*129 + y_int ];
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float h3 = m_V9[x_int*129 + y_int+1];
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float h5 = 2 * m_V8[x_int*128 + y_int];
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a = h5 - h1 - h3;
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b = h3 - h1;
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c = h1;
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}
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}
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else
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{
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if (x > y)
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{
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// 3 triangle (h2, h4, h5 points)
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float h2 = m_V9[(x_int+1)*129 + y_int ];
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float h4 = m_V9[(x_int+1)*129 + y_int+1];
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float h5 = 2 * m_V8[x_int*128 + y_int];
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a = h2 + h4 - h5;
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b = h4 - h2;
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c = h5 - h4;
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}
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else
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{
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// 4 triangle (h3, h4, h5 points)
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float h3 = m_V9[(x_int )*129 + y_int+1];
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float h4 = m_V9[(x_int+1)*129 + y_int+1];
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float h5 = 2 * m_V8[x_int*128 + y_int];
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a = h4 - h3;
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b = h3 + h4 - h5;
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c = h5 - h4;
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}
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}
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// Calculate height
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return a * x + b * y + c;
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}
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float GridMap::getHeightFromUint8(float x, float y) const
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{
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if (!m_uint8_V8 || !m_uint8_V9)
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return m_gridHeight;
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x = MAP_RESOLUTION * (32 - x/SIZE_OF_GRIDS);
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y = MAP_RESOLUTION * (32 - y/SIZE_OF_GRIDS);
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int x_int = (int)x;
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int y_int = (int)y;
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x -= x_int;
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y -= y_int;
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x_int &= (MAP_RESOLUTION - 1);
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y_int &= (MAP_RESOLUTION - 1);
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int32 a, b, c;
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uint8 *V9_h1_ptr = &m_uint8_V9[x_int*128 + x_int + y_int];
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if (x+y < 1)
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{
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if (x > y)
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{
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// 1 triangle (h1, h2, h5 points)
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int32 h1 = V9_h1_ptr[ 0];
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int32 h2 = V9_h1_ptr[129];
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int32 h5 = 2 * m_uint8_V8[x_int*128 + y_int];
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a = h2-h1;
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b = h5-h1-h2;
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c = h1;
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}
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else
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{
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// 2 triangle (h1, h3, h5 points)
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int32 h1 = V9_h1_ptr[0];
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int32 h3 = V9_h1_ptr[1];
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int32 h5 = 2 * m_uint8_V8[x_int*128 + y_int];
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a = h5 - h1 - h3;
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b = h3 - h1;
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c = h1;
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}
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}
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else
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{
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if (x > y)
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{
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// 3 triangle (h2, h4, h5 points)
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int32 h2 = V9_h1_ptr[129];
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int32 h4 = V9_h1_ptr[130];
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int32 h5 = 2 * m_uint8_V8[x_int*128 + y_int];
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a = h2 + h4 - h5;
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b = h4 - h2;
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c = h5 - h4;
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}
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else
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{
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// 4 triangle (h3, h4, h5 points)
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int32 h3 = V9_h1_ptr[ 1];
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int32 h4 = V9_h1_ptr[130];
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int32 h5 = 2 * m_uint8_V8[x_int*128 + y_int];
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a = h4 - h3;
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b = h3 + h4 - h5;
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c = h5 - h4;
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}
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}
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// Calculate height
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return (float)((a * x) + (b * y) + c)*m_gridIntHeightMultiplier + m_gridHeight;
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}
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float GridMap::getHeightFromUint16(float x, float y) const
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{
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if (!m_uint16_V8 || !m_uint16_V9)
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return m_gridHeight;
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x = MAP_RESOLUTION * (32 - x/SIZE_OF_GRIDS);
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y = MAP_RESOLUTION * (32 - y/SIZE_OF_GRIDS);
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int x_int = (int)x;
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int y_int = (int)y;
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x -= x_int;
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y -= y_int;
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x_int &= (MAP_RESOLUTION - 1);
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y_int &= (MAP_RESOLUTION - 1);
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int32 a, b, c;
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uint16 *V9_h1_ptr = &m_uint16_V9[x_int*128 + x_int + y_int];
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if (x+y < 1)
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{
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if (x > y)
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{
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// 1 triangle (h1, h2, h5 points)
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int32 h1 = V9_h1_ptr[ 0];
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int32 h2 = V9_h1_ptr[129];
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int32 h5 = 2 * m_uint16_V8[x_int*128 + y_int];
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a = h2-h1;
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b = h5-h1-h2;
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c = h1;
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}
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else
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{
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// 2 triangle (h1, h3, h5 points)
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int32 h1 = V9_h1_ptr[0];
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int32 h3 = V9_h1_ptr[1];
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int32 h5 = 2 * m_uint16_V8[x_int*128 + y_int];
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a = h5 - h1 - h3;
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b = h3 - h1;
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c = h1;
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}
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}
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else
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{
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if (x > y)
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{
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// 3 triangle (h2, h4, h5 points)
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int32 h2 = V9_h1_ptr[129];
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int32 h4 = V9_h1_ptr[130];
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int32 h5 = 2 * m_uint16_V8[x_int*128 + y_int];
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a = h2 + h4 - h5;
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b = h4 - h2;
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c = h5 - h4;
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}
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else
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{
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// 4 triangle (h3, h4, h5 points)
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int32 h3 = V9_h1_ptr[ 1];
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int32 h4 = V9_h1_ptr[130];
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int32 h5 = 2 * m_uint16_V8[x_int*128 + y_int];
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a = h4 - h3;
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b = h3 + h4 - h5;
|
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c = h5 - h4;
|
||||
}
|
||||
}
|
||||
|
||||
// Calculate height
|
||||
return (float)((a * x) + (b * y) + c)*m_gridIntHeightMultiplier + m_gridHeight;
|
||||
}
|
||||
|
||||
float GridMap::getLiquidLevel(float x, float y)
|
||||
{
|
||||
if (!m_liquid_map)
|
||||
return m_liquidLevel;
|
||||
|
||||
x = MAP_RESOLUTION * (32 - x/SIZE_OF_GRIDS);
|
||||
y = MAP_RESOLUTION * (32 - y/SIZE_OF_GRIDS);
|
||||
|
||||
int cx_int = ((int)x & (MAP_RESOLUTION-1)) - m_liquid_offY;
|
||||
int cy_int = ((int)y & (MAP_RESOLUTION-1)) - m_liquid_offX;
|
||||
|
||||
if (cx_int < 0 || cx_int >=m_liquid_height)
|
||||
return INVALID_HEIGHT;
|
||||
|
||||
if (cy_int < 0 || cy_int >=m_liquid_width )
|
||||
return INVALID_HEIGHT;
|
||||
|
||||
return m_liquid_map[cx_int*m_liquid_width + cy_int];
|
||||
}
|
||||
|
||||
uint8 GridMap::getTerrainType(float x, float y)
|
||||
{
|
||||
if (!m_liquid_type)
|
||||
return (uint8)m_liquidType;
|
||||
|
||||
x = 16 * (32 - x/SIZE_OF_GRIDS);
|
||||
y = 16 * (32 - y/SIZE_OF_GRIDS);
|
||||
int lx = (int)x & 15;
|
||||
int ly = (int)y & 15;
|
||||
return m_liquid_type[lx*16 + ly];
|
||||
}
|
||||
|
||||
// Get water state on map
|
||||
GridMapLiquidStatus GridMap::getLiquidStatus(float x, float y, float z, uint8 ReqLiquidType, GridMapLiquidData *data)
|
||||
{
|
||||
// Check water type (if no water return)
|
||||
if (!m_liquid_type && !m_liquidType)
|
||||
return LIQUID_MAP_NO_WATER;
|
||||
|
||||
// Get cell
|
||||
float cx = MAP_RESOLUTION * (32 - x/SIZE_OF_GRIDS);
|
||||
float cy = MAP_RESOLUTION * (32 - y/SIZE_OF_GRIDS);
|
||||
|
||||
int x_int = (int)cx & (MAP_RESOLUTION-1);
|
||||
int y_int = (int)cy & (MAP_RESOLUTION-1);
|
||||
|
||||
// Check water type in cell
|
||||
uint8 type = m_liquid_type ? m_liquid_type[(x_int>>3)*16 + (y_int>>3)] : m_liquidType;
|
||||
if (type == 0)
|
||||
return LIQUID_MAP_NO_WATER;
|
||||
|
||||
// Check req liquid type mask
|
||||
if (ReqLiquidType && !(ReqLiquidType&type))
|
||||
return LIQUID_MAP_NO_WATER;
|
||||
|
||||
// Check water level:
|
||||
// Check water height map
|
||||
int lx_int = x_int - m_liquid_offY;
|
||||
if (lx_int < 0 || lx_int >=m_liquid_height)
|
||||
return LIQUID_MAP_NO_WATER;
|
||||
|
||||
int ly_int = y_int - m_liquid_offX;
|
||||
if (ly_int < 0 || ly_int >=m_liquid_width )
|
||||
return LIQUID_MAP_NO_WATER;
|
||||
|
||||
// Get water level
|
||||
float liquid_level = m_liquid_map ? m_liquid_map[lx_int*m_liquid_width + ly_int] : m_liquidLevel;
|
||||
|
||||
// Get ground level (sub 0.2 for fix some errors)
|
||||
float ground_level = getHeight(x, y);
|
||||
|
||||
// Check water level and ground level
|
||||
if (liquid_level < ground_level || z < ground_level - 2)
|
||||
return LIQUID_MAP_NO_WATER;
|
||||
|
||||
// All ok in water -> store data
|
||||
if (data)
|
||||
{
|
||||
data->type = type;
|
||||
data->level = liquid_level;
|
||||
data->depth_level = ground_level;
|
||||
}
|
||||
|
||||
// For speed check as int values
|
||||
int delta = int((liquid_level - z) * 10);
|
||||
|
||||
// Get position delta
|
||||
if (delta > 20) // Under water
|
||||
return LIQUID_MAP_UNDER_WATER;
|
||||
|
||||
if (delta > 0 ) // In water
|
||||
return LIQUID_MAP_IN_WATER;
|
||||
|
||||
if (delta > -1) // Walk on water
|
||||
return LIQUID_MAP_WATER_WALK;
|
||||
// Above water
|
||||
return LIQUID_MAP_ABOVE_WATER;
|
||||
}
|
||||
|
||||
bool GridMap::ExistMap(uint32 mapid,int gx,int gy)
|
||||
{
|
||||
int len = sWorld.GetDataPath().length()+strlen("maps/%03u%02u%02u.map")+1;
|
||||
char* tmp = new char[len];
|
||||
snprintf(tmp, len, (char *)(sWorld.GetDataPath()+"maps/%03u%02u%02u.map").c_str(),mapid,gx,gy);
|
||||
|
||||
FILE *pf=fopen(tmp,"rb");
|
||||
|
||||
if(!pf)
|
||||
{
|
||||
sLog.outError("Check existing of map file '%s': not exist!",tmp);
|
||||
delete[] tmp;
|
||||
return false;
|
||||
}
|
||||
|
||||
GridMapFileHeader header;
|
||||
fread(&header, sizeof(header), 1, pf);
|
||||
if (header.mapMagic != *((uint32 const*)(MAP_MAGIC)) ||
|
||||
header.versionMagic != *((uint32 const*)(MAP_VERSION_MAGIC)) ||
|
||||
!IsAcceptableClientBuild(header.buildMagic))
|
||||
{
|
||||
sLog.outError("Map file '%s' is non-compatible version (outdated?). Please, create new using ad.exe program.",tmp);
|
||||
delete [] tmp;
|
||||
fclose(pf); //close file before return
|
||||
return false;
|
||||
}
|
||||
|
||||
delete [] tmp;
|
||||
fclose(pf);
|
||||
return true;
|
||||
}
|
||||
|
||||
bool GridMap::ExistVMap(uint32 mapid,int gx,int gy)
|
||||
{
|
||||
if(VMAP::IVMapManager* vmgr = VMAP::VMapFactory::createOrGetVMapManager())
|
||||
{
|
||||
if(vmgr->isMapLoadingEnabled())
|
||||
{
|
||||
// x and y are swapped !! => fixed now
|
||||
bool exists = vmgr->existsMap((sWorld.GetDataPath()+ "vmaps").c_str(), mapid, gx,gy);
|
||||
if(!exists)
|
||||
{
|
||||
std::string name = vmgr->getDirFileName(mapid,gx,gy);
|
||||
sLog.outError("VMap file '%s' is missing or point to wrong version vmap file, redo vmaps with latest vmap_assembler.exe program", (sWorld.GetDataPath()+"vmaps/"+name).c_str());
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue