dfhack/plugins/mapexport/mapexport.cpp

209 lines
6.6 KiB
C++

#include "Core.h"
#include "Console.h"
#include "Export.h"
#include "PluginManager.h"
#include "modules/MapCache.h"
using namespace DFHack;
#include <fstream>
#include <google/protobuf/io/coded_stream.h>
#include <google/protobuf/io/zero_copy_stream_impl.h>
#include <google/protobuf/io/gzip_stream.h>
using namespace google::protobuf::io;
#include "DataDefs.h"
#include "df/world.h"
#include "proto/Map.pb.h"
#include "proto/Block.pb.h"
using namespace DFHack::Simple;
DFhackCExport command_result mapexport (Core * c, std::vector <std::string> & parameters);
DFhackCExport const char * plugin_name ( void )
{
return "mapexport";
}
DFhackCExport command_result plugin_init ( Core * c, std::vector <PluginCommand> &commands)
{
GOOGLE_PROTOBUF_VERIFY_VERSION;
commands.clear();
commands.push_back(PluginCommand("mapexport", "Exports the current map to a file.", mapexport, true));
return CR_OK;
}
DFhackCExport command_result plugin_shutdown ( Core * c )
{
google::protobuf::ShutdownProtobufLibrary();
return CR_OK;
}
DFhackCExport command_result mapexport (Core * c, std::vector <std::string> & parameters)
{
for(size_t i = 0; i < parameters.size();i++)
{
if(parameters[i] == "help" || parameters[i] == "?")
{
c->con.print("Exports the currently visible map to a file.\n"
"Usage: mapexport <filename>\n"
);
return CR_OK;
}
}
bool showHidden = true;
uint32_t x_max=0, y_max=0, z_max=0;
c->Suspend();
if (!Maps::IsValid())
{
c->con.printerr("Map is not available!\n");
c->Resume();
return CR_FAILURE;
}
if (parameters.size() < 1)
{
c->con.printerr("Please supply a filename.\n");
c->Resume();
return CR_FAILURE;
}
std::string filename = parameters[0];
std::ofstream output_file(filename, std::ios::out | std::ios::trunc | std::ios::binary);
if (!output_file.is_open())
{
c->con.printerr("Couldn't open the output file.\n");
c->Resume();
return CR_FAILURE;
}
ZeroCopyOutputStream *raw_output = new OstreamOutputStream(&output_file);
GzipOutputStream *zip_output = new GzipOutputStream(raw_output);
CodedOutputStream *coded_output = new CodedOutputStream(zip_output);
coded_output->WriteLittleEndian32(0x50414DDF); //Write our file header
Maps::getSize(x_max, y_max, z_max);
MapExtras::MapCache map;
DFHack::Materials *mats = c->getMaterials();
dfproto::Map protomap;
protomap.set_x_size(x_max);
protomap.set_y_size(y_max);
protomap.set_z_size(z_max);
coded_output->WriteVarint32(protomap.ByteSize());
protomap.SerializeToCodedStream(coded_output);
DFHack::t_feature blockFeatureGlobal;
DFHack::t_feature blockFeatureLocal;
for(uint32_t z = 0; z < z_max; z++)
{
for(uint32_t b_y = 0; b_y < y_max; b_y++)
{
for(uint32_t b_x = 0; b_x < x_max; b_x++)
{
// Get the map block
df::coord2d blockCoord(b_x, b_y);
MapExtras::Block *b = map.BlockAt(DFHack::DFCoord(b_x, b_y, z));
if (!b || !b->valid)
{
continue;
}
dfproto::Block protoblock;
protoblock.set_x(b_x);
protoblock.set_y(b_y);
protoblock.set_z(z);
{ // Find features
uint32_t index = b->raw.global_feature;
if (index != -1)
Maps::GetGlobalFeature(blockFeatureGlobal, index);
index = b->raw.local_feature;
if (index != -1)
Maps::GetLocalFeature(blockFeatureLocal, blockCoord, index);
}
int global_z = df::global::world->map.region_z + z;
// Iterate over all the tiles in the block
for(uint32_t y = 0; y < 16; y++)
{
for(uint32_t x = 0; x < 16; x++)
{
df::coord2d coord(x, y);
df::tile_designation des = b->DesignationAt(coord);
df::tile_occupancy occ = b->OccupancyAt(coord);
// Skip hidden tiles
if (!showHidden && des.bits.hidden)
{
continue;
}
dfproto::Tile *prototile = protoblock.add_tile();
prototile->set_x(x);
prototile->set_y(y);
// Check for liquid
if (des.bits.flow_size)
{
prototile->set_liquid_type((dfproto::Tile::LiquidType)des.bits.liquid_type);
prototile->set_flow_size(des.bits.flow_size);
}
uint16_t type = b->TileTypeAt(coord);
const DFHack::TileRow *info = DFHack::getTileRow(type);
prototile->set_type((dfproto::Tile::TileType)info->shape);
prototile->set_material_type((dfproto::Tile::MaterialType)info->material);
switch (info->material)
{
case DFHack::SOIL:
case DFHack::STONE:
prototile->set_material(b->baseMaterialAt(coord));
break;
case DFHack::VEIN:
prototile->set_material(b->veinMaterialAt(coord));
break;
case DFHack::FEATSTONE:
if (blockFeatureLocal.type != -1 && des.bits.feature_local)
{
if (blockFeatureLocal.type == df::feature_type::deep_special_tube
&& blockFeatureLocal.main_material == 0) // stone
{
prototile->set_material(blockFeatureLocal.sub_material);
}
if (blockFeatureGlobal.type != -1 && des.bits.feature_global
&& blockFeatureGlobal.type == df::feature_type::feature_underworld_from_layer
&& blockFeatureGlobal.main_material == 0) // stone
{
prototile->set_material(blockFeatureGlobal.sub_material);
}
}
}
}
}
coded_output->WriteVarint32(protoblock.ByteSize());
protoblock.SerializeToCodedStream(coded_output);
} // block x
// Clean uneeded memory
map.trash();
} // block y
} // z
delete coded_output;
delete zip_output;
delete raw_output;
c->con.print("Map succesfully exported.\n");
c->Resume();
return CR_OK;
}