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Copy pathMapDataSet.cpp
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311 lines (277 loc) · 7.2 KB
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/*
* Copyright 2010-2014 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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 3 of the License, or
* (at your option) any later version.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#include "MapDataSet.h"
#include "MapData.h"
#include <fstream>
#include <sstream>
#include <SDL_endian.h>
#include "../Engine/Exception.h"
#include "../Engine/SurfaceSet.h"
#include "../Engine/CrossPlatform.h"
namespace OpenXcom
{
MapData *MapDataSet::_blankTile = 0;
MapData *MapDataSet::_scorchedTile = 0;
/**
* MapDataSet construction.
*/
MapDataSet::MapDataSet(const std::string &name) : _name(name), _objects(), _surfaceSet(0), _loaded(false)
{
}
/**
* MapDataSet destruction.
*/
MapDataSet::~MapDataSet()
{
unloadData();
}
/**
* Loads the map data set from a YAML file.
* @param node YAML node.
*/
void MapDataSet::load(const YAML::Node &node)
{
for (YAML::const_iterator i = node.begin(); i != node.end(); ++i)
{
_name = i->as<std::string>(_name);
}
}
/**
* Gets the MapDataSet name (string).
* @return The MapDataSet name.
*/
std::string MapDataSet::getName() const
{
return _name;
}
/**
* Gets the MapDataSet size.
* @return The size in number of records.
*/
size_t MapDataSet::getSize() const
{
return _objects.size();
}
/**
* Gets the objects in this dataset.
* @return Pointer to the objects.
*/
std::vector<MapData*> *MapDataSet::getObjects()
{
return &_objects;
}
/**
* Gets the surfaces in this dataset.
* @return Pointer to the surfaceset.
*/
SurfaceSet *MapDataSet::getSurfaceset() const
{
return _surfaceSet;
}
/**
* Loads terrain data in XCom format (MCD & PCK files).
* @sa http://www.ufopaedia.org/index.php?title=MCD
*/
void MapDataSet::loadData()
{
// prevents loading twice
if (_loaded) return;
_loaded = true;
int objNumber = 0;
// the struct below helps to read the xcom file format
#pragma pack(push, 1)
struct MCD
{
unsigned char Frame[8];
unsigned char LOFT[12];
unsigned short ScanG;
unsigned char u23;
unsigned char u24;
unsigned char u25;
unsigned char u26;
unsigned char u27;
unsigned char u28;
unsigned char u29;
unsigned char u30;
unsigned char UFO_Door;
unsigned char Stop_LOS;
unsigned char No_Floor;
unsigned char Big_Wall;
unsigned char Gravlift;
unsigned char Door;
unsigned char Block_Fire;
unsigned char Block_Smoke;
unsigned char u39;
unsigned char TU_Walk;
unsigned char TU_Slide;
unsigned char TU_Fly;
unsigned char Armor;
unsigned char HE_Block;
unsigned char Die_MCD;
unsigned char Flammable;
unsigned char Alt_MCD;
unsigned char u48;
signed char T_Level;
unsigned char P_Level;
unsigned char u51;
unsigned char Light_Block;
unsigned char Footstep;
unsigned char Tile_Type;
unsigned char HE_Type;
unsigned char HE_Strength;
unsigned char Smoke_Blockage;
unsigned char Fuel;
unsigned char Light_Source;
unsigned char Target_Type;
unsigned char Xcom_Base;
unsigned char u62;
};
#pragma pack(pop)
MCD mcd;
// Load Terrain Data from MCD file
std::ostringstream s;
s << "TERRAIN/" << _name << ".MCD";
// Load file
std::ifstream mapFile (CrossPlatform::getDataFile(s.str()).c_str(), std::ios::in | std::ios::binary);
if (!mapFile)
{
throw Exception(s.str() + " not found");
}
while (mapFile.read((char*)&mcd, sizeof(MCD)))
{
MapData *to = new MapData(this);
_objects.push_back(to);
// set all the terrainobject properties:
for (int frame = 0; frame < 8; frame++)
{
to->setSprite(frame,(int)mcd.Frame[frame]);
}
to->setYOffset((int)mcd.P_Level);
to->setSpecialType((int)mcd.Target_Type, (int)mcd.Tile_Type);
to->setTUCosts((int)mcd.TU_Walk, (int)mcd.TU_Fly, (int)mcd.TU_Slide);
to->setFlags(mcd.UFO_Door != 0, mcd.Stop_LOS != 0, mcd.No_Floor != 0, (int)mcd.Big_Wall, mcd.Gravlift != 0, mcd.Door != 0, mcd.Block_Fire != 0, mcd.Block_Smoke != 0, mcd.Xcom_Base != 0);
to->setTerrainLevel((int)mcd.T_Level);
to->setFootstepSound((int)mcd.Footstep);
to->setAltMCD((int)(mcd.Alt_MCD));
to->setDieMCD((int)(mcd.Die_MCD));
to->setBlockValue((int)mcd.Light_Block, (int)mcd.Stop_LOS, (int)mcd.HE_Block, (int)mcd.Block_Smoke, (int)mcd.Flammable, (int)mcd.HE_Block);
to->setLightSource((int)mcd.Light_Source);
to->setArmor((int)mcd.Armor);
to->setFlammable((int)mcd.Flammable);
to->setFuel((int)mcd.Fuel);
to->setExplosive((int)mcd.HE_Strength);
mcd.ScanG = SDL_SwapLE16(mcd.ScanG);
to->setMiniMapIndex(mcd.ScanG);
for (int layer = 0; layer < 12; layer++)
{
int loft = (int)mcd.LOFT[layer];
to->setLoftID(loft, layer);
}
// store the 2 tiles of blanks in a static - so they are accessible everywhere
if (_name.compare("BLANKS") == 0)
{
if (objNumber == 0)
MapDataSet::_blankTile = to;
else if (objNumber == 1)
MapDataSet::_scorchedTile = to;
}
objNumber++;
}
if (!mapFile.eof())
{
throw Exception("Invalid MCD file");
}
mapFile.close();
// process the mapdataset to put block values on floortiles (as we don't have em in UFO)
for (std::vector<MapData*>::iterator i = _objects.begin(); i != _objects.end(); ++i)
{
if ((*i)->getObjectType() == MapData::O_FLOOR && (*i)->getBlock(DT_HE) == 0)
{
(*i)->setBlockValue(1,1,(*i)->getArmor(),1,1,(*i)->getArmor());
if ((*i)->getDieMCD())
{
_objects.at((*i)->getDieMCD())->setBlockValue(1,1,(*i)->getArmor(),1,1,(*i)->getArmor());
}
}
}
// Load terrain sprites/surfaces/PCK files into a surfaceset
std::ostringstream s1,s2;
s1 << "TERRAIN/" << _name << ".PCK";
s2 << "TERRAIN/" << _name << ".TAB";
_surfaceSet = new SurfaceSet(32, 40);
_surfaceSet->loadPck(CrossPlatform::getDataFile(s1.str()), CrossPlatform::getDataFile(s2.str()));
}
/**
* Unloads the terrain data.
*/
void MapDataSet::unloadData()
{
if (_loaded)
{
for (std::vector<MapData*>::iterator i = _objects.begin(); i != _objects.end();)
{
delete *i;
i = _objects.erase(i);
}
delete _surfaceSet;
_loaded = false;
}
}
/**
* Loads the LOFTEMPS.DAT into the ruleset voxeldata.
* @param filename Filename of the DAT file.
* @param voxelData The ruleset.
*/
void MapDataSet::loadLOFTEMPS(const std::string &filename, std::vector<Uint16> *voxelData)
{
// Load file
std::ifstream mapFile (filename.c_str(), std::ios::in | std::ios::binary);
if (!mapFile)
{
throw Exception(filename + " not found");
}
Uint16 value;
while (mapFile.read((char*)&value, sizeof(value)))
{
value = SDL_SwapLE16(value);
voxelData->push_back(value);
}
if (!mapFile.eof())
{
throw Exception("Invalid LOFTEMPS");
}
mapFile.close();
}
/**
* Gets a blank floor tile.
* @return Pointer to a blank tile.
*/
MapData *MapDataSet::getBlankFloorTile()
{
return MapDataSet::_blankTile;
}
/**
* Gets a scorched earth tile.
* @return Pointer to a scorched earth tile.
*/
MapData *MapDataSet::getScorchedEarthTile()
{
return MapDataSet::_scorchedTile;
}
}