3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include "irrlichttypes_bloated.h"
24 #include "util/container.h" // UniqueQueue
31 /////////////////// Mapgen flags
34 #define MG_DUNGEONS 0x04
35 #define MGV6_JUNGLES 0x08
36 #define MGV6_BIOME_BLEND 0x10
38 #define MG_NOLIGHT 0x40
39 #define MGV7_MOUNTAINS 0x80
40 #define MGV7_RIDGES 0x100
42 /////////////////// Ore generation flags
43 // Use absolute value of height to determine ore placement
44 #define OREFLAG_ABSHEIGHT 0x01
45 // Use 3d noise to get density of ore placement, instead of just the position
46 #define OREFLAG_DENSITY 0x02 // not yet implemented
47 // For claylike ore types, place ore if the number of surrounding
48 // nodes isn't the specified node
49 #define OREFLAG_NODEISNT 0x04 // not yet implemented
51 /////////////////// Decoration flags
52 #define DECO_PLACE_CENTER_X 1
53 #define DECO_PLACE_CENTER_Y 2
54 #define DECO_PLACE_CENTER_Z 4
56 #define ORE_RANGE_ACTUAL 1
57 #define ORE_RANGE_MIRROR 2
59 #define NUM_GEN_NOTIFY 6
62 extern FlagDesc flagdesc_mapgen[];
63 extern FlagDesc flagdesc_ore[];
64 extern FlagDesc flagdesc_deco_schematic[];
65 extern FlagDesc flagdesc_gennotify[];
67 class BiomeDefManager;
71 class ManualMapVoxelManipulator;
72 class VoxelManipulator;
92 GENNOTIFY_LARGECAVE_BEGIN,
93 GENNOTIFY_LARGECAVE_END
103 struct MapgenParams {
115 flags = MG_TREES | MG_CAVES | MGV6_BIOME_BLEND;
118 virtual bool readParams(Settings *settings) { return true; }
119 virtual void writeParams(Settings *settings) {}
120 virtual ~MapgenParams() {}
129 ManualMapVoxelManipulator *vm;
130 INodeDefManager *ndef;
137 std::vector<v3s16> *gen_notifications[NUM_GEN_NOTIFY];
142 s16 findGroundLevelFull(v2s16 p2d);
143 s16 findGroundLevel(v2s16 p2d, s16 ymin, s16 ymax);
144 void updateHeightmap(v3s16 nmin, v3s16 nmax);
145 void updateLiquid(UniqueQueue<v3s16> *trans_liquid, v3s16 nmin, v3s16 nmax);
146 void setLighting(v3s16 nmin, v3s16 nmax, u8 light);
147 void lightSpread(VoxelArea &a, v3s16 p, u8 light);
148 void calcLighting(v3s16 nmin, v3s16 nmax);
149 void calcLightingOld(v3s16 nmin, v3s16 nmax);
151 virtual void makeChunk(BlockMakeData *data) {}
152 virtual int getGroundLevelAtPoint(v2s16 p) { return 0; }
155 struct MapgenFactory {
156 virtual Mapgen *createMapgen(int mgid, MapgenParams *params,
157 EmergeManager *emerge) = 0;
158 virtual MapgenParams *createMapgenParams() = 0;
159 virtual ~MapgenFactory() {}
164 std::string ore_name;
165 std::vector<std::string> wherein_names;
167 std::vector<content_t> wherein; // the node to be replaced
168 u32 clust_scarcity; // ore cluster has a 1-in-clust_scarcity chance of appearing at a node
169 s16 clust_num_ores; // how many ore nodes are in a chunk
170 s16 clust_size; // how large (in nodes) a chunk of ore is
173 u8 ore_param2; // to set node-specific attributes
174 u32 flags; // attributes for this ore
175 float nthresh; // threshhold for noise at which an ore is placed
176 NoiseParams *np; // noise for distribution of clusters (NULL for uniform scattering)
180 ore = CONTENT_IGNORE;
187 void resolveNodeNames(INodeDefManager *ndef);
188 void placeOre(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
189 virtual void generate(ManualMapVoxelManipulator *vm, int seed,
190 u32 blockseed, v3s16 nmin, v3s16 nmax) = 0;
193 class OreScatter : public Ore {
195 virtual void generate(ManualMapVoxelManipulator *vm, int seed,
196 u32 blockseed, v3s16 nmin, v3s16 nmax);
199 class OreSheet : public Ore {
201 virtual void generate(ManualMapVoxelManipulator *vm, int seed,
202 u32 blockseed, v3s16 nmin, v3s16 nmax);
205 Ore *createOre(OreType type);
208 enum DecorationType {
222 CutoffData(s16 x, s16 y, s16 z, s16 h) {
231 INodeDefManager *ndef;
234 std::string place_on_name;
235 content_t c_place_on;
241 //std::list<CutoffData> cutoffs;
242 //JMutex cutoff_mutex;
245 virtual ~Decoration();
247 virtual void resolveNodeNames(INodeDefManager *ndef);
248 void placeDeco(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
249 void placeCutoffs(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
251 virtual void generate(Mapgen *mg, PseudoRandom *pr, s16 max_y, v3s16 p) = 0;
252 virtual int getHeight() = 0;
253 virtual std::string getName() = 0;
256 class DecoSimple : public Decoration {
258 std::string deco_name;
259 std::string spawnby_name;
266 std::vector<std::string> decolist_names;
267 std::vector<content_t> c_decolist;
271 void resolveNodeNames(INodeDefManager *ndef);
272 virtual void generate(Mapgen *mg, PseudoRandom *pr, s16 max_y, v3s16 p);
273 virtual int getHeight();
274 virtual std::string getName();
277 #define MTSCHEM_FILE_SIGNATURE 0x4d54534d // 'MTSM'
278 #define MTSCHEM_FILE_VER_HIGHEST_READ 3
279 #define MTSCHEM_FILE_VER_HIGHEST_WRITE 3
281 #define MTSCHEM_PROB_NEVER 0x00
282 #define MTSCHEM_PROB_ALWAYS 0xFF
284 class DecoSchematic : public Decoration {
286 std::string filename;
288 std::vector<std::string> *node_names;
289 std::vector<content_t> c_nodes;
290 std::map<std::string, std::string> replacements;
301 void resolveNodeNames(INodeDefManager *ndef);
302 virtual void generate(Mapgen *mg, PseudoRandom *pr, s16 max_y, v3s16 p);
303 virtual int getHeight();
304 virtual std::string getName();
306 void blitToVManip(v3s16 p, ManualMapVoxelManipulator *vm,
307 Rotation rot, bool force_placement);
309 bool loadSchematicFile();
310 void saveSchematicFile(INodeDefManager *ndef);
312 bool getSchematicFromMap(Map *map, v3s16 p1, v3s16 p2);
313 void placeStructure(Map *map, v3s16 p);
314 void applyProbabilities(v3s16 p0,
315 std::vector<std::pair<v3s16, u8> > *plist,
316 std::vector<std::pair<s16, u8> > *splist);
319 void build_nnlist_and_update_ids(MapNode *nodes, u32 nodecount,
320 std::vector<content_t> *usednodes);
323 class DecoLSystem : public Decoration {
325 virtual void generate(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
329 Decoration *createDecoration(DecorationType type);