Add singlenode mapgen; generates solely the node 'mapgen_singlenode', defaults to air

This commit is contained in:
Perttu Ahola 2013-03-22 19:16:51 +02:00
parent b6dcadeb79
commit 34b185e955
5 changed files with 153 additions and 1 deletions

@ -311,7 +311,7 @@
# Mapgen stuff
#
# Name of map generator to be used. Currently v6 and indev are supported.
# Name of map generator to be used. Currently v6, indev and singlenode are supported.
#mg_name = v6
# Water level of map.
#water_level = 1

@ -227,6 +227,7 @@ set(common_SRCS
mapgen.cpp
mapgen_v6.cpp
mapgen_indev.cpp
mapgen_singlenode.cpp
treegen.cpp
dungeongen.cpp
content_nodemeta.cpp

@ -40,6 +40,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "emerge.h"
#include "mapgen_v6.h"
#include "mapgen_indev.h"
#include "mapgen_singlenode.h"
/////////////////////////////// Emerge Manager ////////////////////////////////
@ -48,6 +49,7 @@ EmergeManager::EmergeManager(IGameDef *gamedef, BiomeDefManager *bdef) {
//register built-in mapgens
registerMapgen("v6", new MapgenFactoryV6());
registerMapgen("indev", new MapgenFactoryIndev());
registerMapgen("singlenode", new MapgenFactorySinglenode());
this->biomedef = bdef ? bdef : new BiomeDefManager(gamedef);
this->params = NULL;

96
src/mapgen_singlenode.cpp Normal file

@ -0,0 +1,96 @@
/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "mapgen_singlenode.h"
#include "voxel.h"
#include "mapblock.h"
#include "mapnode.h"
#include "map.h"
#include "nodedef.h"
#include "voxelalgorithms.h"
#include "profiler.h"
#include "settings.h" // For g_settings
#include "main.h" // For g_profiler
#include "emerge.h"
//////////////////////// Mapgen Singlenode parameter read/write
bool MapgenSinglenodeParams::readParams(Settings *settings) {
return true;
}
void MapgenSinglenodeParams::writeParams(Settings *settings) {
}
///////////////////////////////////////////////////////////////////////////////
MapgenSinglenode::MapgenSinglenode(int mapgenid, MapgenSinglenodeParams *params) {
}
MapgenSinglenode::~MapgenSinglenode() {
}
//////////////////////// Map generator
void MapgenSinglenode::makeChunk(BlockMakeData *data) {
assert(data->vmanip);
assert(data->nodedef);
assert(data->blockpos_requested.X >= data->blockpos_min.X &&
data->blockpos_requested.Y >= data->blockpos_min.Y &&
data->blockpos_requested.Z >= data->blockpos_min.Z);
assert(data->blockpos_requested.X <= data->blockpos_max.X &&
data->blockpos_requested.Y <= data->blockpos_max.Y &&
data->blockpos_requested.Z <= data->blockpos_max.Z);
this->generating = true;
this->vm = data->vmanip;
this->ndef = data->nodedef;
v3s16 blockpos_min = data->blockpos_min;
v3s16 blockpos_max = data->blockpos_max;
// Area of central chunk
v3s16 node_min = blockpos_min*MAP_BLOCKSIZE;
v3s16 node_max = (blockpos_max+v3s16(1,1,1))*MAP_BLOCKSIZE-v3s16(1,1,1);
content_t c_node = ndef->getId("mapgen_singlenode");
if(c_node == CONTENT_IGNORE)
c_node = CONTENT_AIR;
for(s16 z=node_min.Z; z<=node_max.Z; z++)
for(s16 y=node_min.Y; y<=node_max.Y; y++)
for(s16 x=node_min.X; x<=node_max.X; x++)
{
data->vmanip->setNode(v3s16(x,y,z), MapNode(c_node));
}
// Add top and bottom side of water to transforming_liquid queue
updateLiquid(&data->transforming_liquid, node_min, node_max);
// Calculate lighting
calcLighting(node_min, node_max);
this->generating = false;
}
int MapgenSinglenode::getGroundLevelAtPoint(v2s16 p) {
return 0;
}

53
src/mapgen_singlenode.h Normal file

@ -0,0 +1,53 @@
/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MAPGEN_SINGLENODE_HEADER
#define MAPGEN_SINGLENODE_HEADER
#include "mapgen.h"
struct MapgenSinglenodeParams : public MapgenParams {
MapgenSinglenodeParams() {
}
bool readParams(Settings *settings);
void writeParams(Settings *settings);
};
class MapgenSinglenode : public Mapgen {
public:
MapgenSinglenode(int mapgenid, MapgenSinglenodeParams *params);
~MapgenSinglenode();
void makeChunk(BlockMakeData *data);
int getGroundLevelAtPoint(v2s16 p);
};
struct MapgenFactorySinglenode : public MapgenFactory {
Mapgen *createMapgen(int mgid, MapgenParams *params, EmergeManager *emerge) {
return new MapgenSinglenode(mgid, (MapgenSinglenodeParams *)params);
};
MapgenParams *createMapgenParams() {
return new MapgenSinglenodeParams();
};
};
#endif