Pre-select current game in world creation dialog

[dragonfireclient.git] / src / mapgen.h

diff --git a/src/mapgen.h b/src/mapgen.h
index e5b0b6399680a0b275887c51c56e38fd7d16312f..17136a13796c704de70ca44166752f51d923b0e5 100644 (file)
--- a/src/mapgen.h
+++ b/src/mapgen.h
@@ -32,11 +32,21 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define MG_TREES         0x01
 #define MG_CAVES         0x02
 #define MG_DUNGEONS      0x04
-#define MGV6_FORESTS     0x08
+#define MGV6_JUNGLES     0x08
 #define MGV6_BIOME_BLEND 0x10
 #define MG_FLAT          0x20
 
+/////////////////// Ore generation flags
+// Use absolute value of height to determine ore placement
+#define OREFLAG_ABSHEIGHT 0x01 
+// Use 3d noise to get density of ore placement, instead of just the position
+#define OREFLAG_DENSITY   0x02 // not yet implemented
+// For claylike ore types, place ore if the number of surrounding
+// nodes isn't the specified node
+#define OREFLAG_NODEISNT  0x04 // not yet implemented
+
 extern FlagDesc flagdesc_mapgen[];
+extern FlagDesc flagdesc_ore[];
 
 class BiomeDefManager;
 class Biome;
@@ -45,7 +55,7 @@ class MapBlock;
 class ManualMapVoxelManipulator;
 class VoxelManipulator;
 class INodeDefManager;
-class BlockMakeData;
+struct BlockMakeData;
 class VoxelArea;
 
 struct MapgenParams {
@@ -79,8 +89,8 @@ class Mapgen {
        void updateLiquid(UniqueQueue<v3s16> *trans_liquid, v3s16 nmin, v3s16 nmax);
        void setLighting(v3s16 nmin, v3s16 nmax, u8 light);
        void lightSpread(VoxelArea &a, v3s16 p, u8 light);
-       void updateLighting(v3s16 nmin, v3s16 nmax);
-       void updateLightingOld(v3s16 nmin, v3s16 nmax);
+       void calcLighting(v3s16 nmin, v3s16 nmax);
+       void calcLightingOld(v3s16 nmin, v3s16 nmax);
 
        virtual void makeChunk(BlockMakeData *data) {};
        virtual int getGroundLevelAtPoint(v2s16 p) = 0;
@@ -97,5 +107,56 @@ struct MapgenFactory {
        virtual MapgenParams *createMapgenParams() = 0;
 };
 
+enum OreType {
+       ORE_SCATTER,
+       ORE_SHEET,
+       ORE_CLAYLIKE
+};
+
+#define ORE_RANGE_ACTUAL 1
+#define ORE_RANGE_MIRROR 2
+
+class Ore {
+public:
+       std::string ore_name;
+       std::string wherein_name;
+       content_t ore;
+       content_t wherein;  // the node to be replaced
+       u32 clust_scarcity; // ore cluster has a 1-in-clust_scarcity chance of appearing at a node
+       s16 clust_num_ores; // how many ore nodes are in a chunk
+       s16 clust_size;     // how large (in nodes) a chunk of ore is
+       s16 height_min;
+       s16 height_max;
+       u8 ore_param2;          // to set node-specific attributes
+       u32 flags;          // attributes for this ore
+       float nthresh;      // threshhold for noise at which an ore is placed 
+       NoiseParams *np;    // noise for distribution of clusters (NULL for uniform scattering)
+       Noise *noise;
+       
+       Ore() {
+               ore     = CONTENT_IGNORE;
+               wherein = CONTENT_IGNORE;
+               np      = NULL;
+               noise   = NULL;
+       }
+       
+       void resolveNodeNames(INodeDefManager *ndef);
+       void placeOre(Mapgen *mg, u32 blockseed, v3s16 nmin, v3s16 nmax);
+       virtual void generate(ManualMapVoxelManipulator *vm, int seed,
+                                               u32 blockseed, v3s16 nmin, v3s16 nmax) = 0;
+};
+
+class OreScatter : public Ore {
+       virtual void generate(ManualMapVoxelManipulator *vm, int seed,
+                                               u32 blockseed, v3s16 nmin, v3s16 nmax);
+};
+
+class OreSheet : public Ore {
+       virtual void generate(ManualMapVoxelManipulator *vm, int seed,
+                                               u32 blockseed, v3s16 nmin, v3s16 nmax);
+};
+
+Ore *createOre(OreType type);
+
 #endif