X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fmapgen.h;h=ee7e8227e98162727cb3d80e025d37e99dea9626;hb=972d17baea81ffe6d508b291ef97207a4822e1da;hp=07202f9a227cca2f7d2dd42d66e484383fe6656c;hpb=b67f37f27ea7d89b2098fa9fcc2533fa1091e695;p=minetest.git

diff --git a/src/mapgen.h b/src/mapgen.h
index 07202f9a2..ee7e8227e 100644
--- a/src/mapgen.h
+++ b/src/mapgen.h
@@ -36,7 +36,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define MG_LIGHT         0x10
 
 class Settings;
-class ManualMapVoxelManipulator;
+class MMVManip;
 class INodeDefManager;
 
 extern FlagDesc flagdesc_mapgen[];
@@ -45,7 +45,6 @@ extern FlagDesc flagdesc_gennotify[];
 class Biome;
 class EmergeManager;
 class MapBlock;
-class ManualMapVoxelManipulator;
 class VoxelManipulator;
 struct BlockMakeData;
 class VoxelArea;
@@ -96,8 +95,8 @@ class GenerateNotifier {
 };
 
 struct MapgenSpecificParams {
-	virtual void readParams(Settings *settings) = 0;
-	virtual void writeParams(Settings *settings) = 0;
+	virtual void readParams(const Settings *settings) = 0;
+	virtual void writeParams(Settings *settings) const = 0;
 	virtual ~MapgenSpecificParams() {}
 };
 
@@ -113,17 +112,19 @@ struct MapgenParams {
 
 	MapgenSpecificParams *sparams;
 
-	MapgenParams()
-	{
-		mg_name     = DEFAULT_MAPGEN;
-		seed        = 0;
-		water_level = 1;
-		chunksize   = 5;
-		flags       = MG_TREES | MG_CAVES | MG_LIGHT;
-		sparams     = NULL;
-		np_biome_heat     = NoiseParams(50, 50, v3f(500.0, 500.0, 500.0), 5349, 3, 0.5, 2.0);
-		np_biome_humidity = NoiseParams(50, 50, v3f(500.0, 500.0, 500.0), 842, 3, 0.5, 2.0);
-	}
+	MapgenParams() :
+		mg_name(DEFAULT_MAPGEN),
+		chunksize(5),
+		seed(0),
+		water_level(1),
+		flags(MG_TREES | MG_CAVES | MG_LIGHT),
+		np_biome_heat(NoiseParams(50, 50, v3f(500.0, 500.0, 500.0), 5349, 3, 0.5, 2.0)),
+		np_biome_humidity(NoiseParams(50, 50, v3f(500.0, 500.0, 500.0), 842, 3, 0.5, 2.0)),
+		sparams(NULL)
+	{}
+
+	void load(const Settings &settings);
+	void save(Settings &settings) const;
 };
 
 class Mapgen {
@@ -133,9 +134,11 @@ class Mapgen {
 	u32 flags;
 	bool generating;
 	int id;
-	ManualMapVoxelManipulator *vm;
+
+	MMVManip *vm;
 	INodeDefManager *ndef;
 
+	u32 blockseed;
 	s16 *heightmap;
 	u8 *biomemap;
 	v3s16 csize;
@@ -146,13 +149,23 @@ class Mapgen {
 	Mapgen(int mapgenid, MapgenParams *params, EmergeManager *emerge);
 	virtual ~Mapgen();
 
+	static u32 getBlockSeed(v3s16 p, int seed);
+	static u32 getBlockSeed2(v3s16 p, int seed);
 	s16 findGroundLevelFull(v2s16 p2d);
 	s16 findGroundLevel(v2s16 p2d, s16 ymin, s16 ymax);
 	void updateHeightmap(v3s16 nmin, v3s16 nmax);
 	void updateLiquid(UniqueQueue<v3s16> *trans_liquid, v3s16 nmin, v3s16 nmax);
-	void setLighting(v3s16 nmin, v3s16 nmax, u8 light);
+
+	void setLighting(u8 light, v3s16 nmin, v3s16 nmax);
 	void lightSpread(VoxelArea &a, v3s16 p, u8 light);
+
 	void calcLighting(v3s16 nmin, v3s16 nmax);
+	void calcLighting(v3s16 nmin, v3s16 nmax,
+		v3s16 full_nmin, v3s16 full_nmax);
+
+	void propagateSunlight(v3s16 nmin, v3s16 nmax);
+	void spreadLight(v3s16 nmin, v3s16 nmax);
+
 	void calcLightingOld(v3s16 nmin, v3s16 nmax);
 
 	virtual void makeChunk(BlockMakeData *data) {}
@@ -166,34 +179,69 @@ struct MapgenFactory {
 	virtual ~MapgenFactory() {}
 };
 
-class GenElement {
+typedef std::map<std::string, std::string> StringMap;
+typedef u32 ObjDefHandle;
+
+#define OBJDEF_INVALID_INDEX ((u32)(-1))
+#define OBJDEF_INVALID_HANDLE 0
+#define OBJDEF_HANDLE_SALT 0x00585e6fu
+#define OBJDEF_MAX_ITEMS (1 << 18)
+#define OBJDEF_UID_MASK ((1 << 7) - 1)
+
+enum ObjDefType {
+	OBJDEF_GENERIC,
+	OBJDEF_BIOME,
+	OBJDEF_ORE,
+	OBJDEF_DECORATION,
+	OBJDEF_SCHEMATIC,
+};
+
+class ObjDef {
 public:
-	virtual ~GenElement() {}
-	u32 id;
+	virtual ~ObjDef() {}
+
+	u32 index;
+	u32 uid;
+	ObjDefHandle handle;
 	std::string name;
 };
 
-class GenElementManager {
+class ObjDefManager {
 public:
-	static const char *ELEMENT_TITLE;
-	static const size_t ELEMENT_LIMIT = -1;
+	ObjDefManager(IGameDef *gamedef, ObjDefType type);
+	virtual ~ObjDefManager();
 
-	GenElementManager(IGameDef *gamedef);
-	virtual ~GenElementManager();
+	virtual const char *getObjectTitle() const = 0;
 
-	virtual GenElement *create(int type) = 0;
-
-	virtual u32 add(GenElement *elem);
-	virtual GenElement *get(u32 id);
-	virtual GenElement *update(u32 id, GenElement *elem);
-	virtual GenElement *remove(u32 id);
 	virtual void clear();
+	virtual ObjDef *getByName(const std::string &name) const;
+
+	//// Add new/get/set object definitions by handle
+	virtual ObjDefHandle add(ObjDef *obj);
+	virtual ObjDef *get(ObjDefHandle handle) const;
+	virtual ObjDef *set(ObjDefHandle handle, ObjDef *obj);
+
+	//// Raw variants that work on indexes
+	virtual u32 addRaw(ObjDef *obj);
+
+	// It is generally assumed that getRaw() will always return a valid object
+	// This won't be true if people do odd things such as call setRaw() with NULL
+	virtual ObjDef *getRaw(u32 index) const;
+	virtual ObjDef *setRaw(u32 index, ObjDef *obj);
+
+	size_t getNumObjects() const { return m_objects.size(); }
+	ObjDefType getType() const { return m_objtype; }
+	INodeDefManager *getNodeDef() const { return m_ndef; }
 
-	virtual GenElement *getByName(const std::string &name);
+	u32 validateHandle(ObjDefHandle handle) const;
+	static ObjDefHandle createHandle(u32 index, ObjDefType type, u32 uid);
+	static bool decodeHandle(ObjDefHandle handle, u32 *index,
+		ObjDefType *type, u32 *uid);
 
 protected:
 	INodeDefManager *m_ndef;
-	std::vector<GenElement *> m_elements;
+	std::vector<ObjDef *> m_objects;
+	ObjDefType m_objtype;
 };
 
 #endif