]> git.lizzy.rs Git - minetest.git/blobdiff - src/mapgen.cpp
inventorycube: use all three specified textures; also moved mesh creation / modificat...
[minetest.git] / src / mapgen.cpp
index 5dec7d843b4dc031c9c1048129f5f23058f79c86..c2256cedbe5d1e1856ef64664a92a4c000974079 100644 (file)
@@ -19,13 +19,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "mapgen.h"
 #include "voxel.h"
-#include "content_mapnode.h"
 #include "noise.h"
 #include "mapblock.h"
 #include "map.h"
 #include "mineral.h"
 //#include "serverobject.h"
 #include "content_sao.h"
+#include "nodedef.h"
+#include "content_mapnode.h" // For content_mapnode_get_new_name
 
 namespace mapgen
 {
@@ -67,8 +68,8 @@ static s16 find_ground_level_clever(VoxelManipulator &vmanip, v2s16 p2d)
        {
                MapNode &n = vmanip.m_data[i];
                if(content_walkable(n.d)
-                               && n.getContent() != CONTENT_TREE
-                               && n.getContent() != CONTENT_LEAVES)
+                               && n.getContent() != LEGN(ndef, "CONTENT_TREE")
+                               && n.getContent() != LEGN(ndef, "CONTENT_LEAVES"))
                        break;
 
                vmanip.m_area.add_y(em, i, -1);
@@ -80,11 +81,13 @@ static s16 find_ground_level_clever(VoxelManipulator &vmanip, v2s16 p2d)
 }
 #endif
 
-static void make_tree(VoxelManipulator &vmanip, v3s16 p0)
+void make_tree(ManualMapVoxelManipulator &vmanip, v3s16 p0,
+               bool is_apple_tree, INodeDefManager *ndef)
 {
-       MapNode treenode(CONTENT_TREE);
-       MapNode leavesnode(CONTENT_LEAVES);
-
+       MapNode treenode(LEGN(ndef, "CONTENT_TREE"));
+       MapNode leavesnode(LEGN(ndef, "CONTENT_LEAVES"));
+       MapNode applenode(LEGN(ndef, "CONTENT_APPLE"));
+       
        s16 trunk_h = myrand_range(4, 5);
        v3s16 p1 = p0;
        for(s16 ii=0; ii<trunk_h; ii++)
@@ -147,15 +150,22 @@ static void make_tree(VoxelManipulator &vmanip, v3s16 p0)
                                && vmanip.m_data[vi].getContent() != CONTENT_IGNORE)
                        continue;
                u32 i = leaves_a.index(x,y,z);
-               if(leaves_d[i] == 1)
-                       vmanip.m_data[vi] = leavesnode;
+               if(leaves_d[i] == 1) {
+                       bool is_apple = myrand_range(0,99) < 10;
+                       if(is_apple_tree && is_apple) {
+                               vmanip.m_data[vi] = applenode;
+                       } else {
+                               vmanip.m_data[vi] = leavesnode;
+                       }
+               }
        }
 }
 
-static void make_jungletree(VoxelManipulator &vmanip, v3s16 p0)
+static void make_jungletree(VoxelManipulator &vmanip, v3s16 p0,
+               INodeDefManager *ndef)
 {
-       MapNode treenode(CONTENT_JUNGLETREE);
-       MapNode leavesnode(CONTENT_LEAVES);
+       MapNode treenode(LEGN(ndef, "CONTENT_JUNGLETREE"));
+       MapNode leavesnode(LEGN(ndef, "CONTENT_LEAVES"));
 
        for(s16 x=-1; x<=1; x++)
        for(s16 z=-1; z<=1; z++)
@@ -238,9 +248,10 @@ static void make_jungletree(VoxelManipulator &vmanip, v3s16 p0)
        }
 }
 
-void make_papyrus(VoxelManipulator &vmanip, v3s16 p0)
+void make_papyrus(VoxelManipulator &vmanip, v3s16 p0,
+               INodeDefManager *ndef)
 {
-       MapNode papyrusnode(CONTENT_PAPYRUS);
+       MapNode papyrusnode(LEGN(ndef, "CONTENT_PAPYRUS"));
 
        s16 trunk_h = myrand_range(2, 3);
        v3s16 p1 = p0;
@@ -252,9 +263,10 @@ void make_papyrus(VoxelManipulator &vmanip, v3s16 p0)
        }
 }
 
-void make_cactus(VoxelManipulator &vmanip, v3s16 p0)
+void make_cactus(VoxelManipulator &vmanip, v3s16 p0,
+               INodeDefManager *ndef)
 {
-       MapNode cactusnode(CONTENT_CACTUS);
+       MapNode cactusnode(LEGN(ndef, "CONTENT_CACTUS"));
 
        s16 trunk_h = 3;
        v3s16 p1 = p0;
@@ -269,7 +281,7 @@ void make_cactus(VoxelManipulator &vmanip, v3s16 p0)
 #if 0
 static void make_randomstone(VoxelManipulator &vmanip, v3s16 p0)
 {
-       MapNode stonenode(CONTENT_STONE);
+       MapNode stonenode(LEGN(ndef, "CONTENT_STONE"));
 
        s16 size = myrand_range(3, 6);
        
@@ -350,7 +362,7 @@ static void make_randomstone(VoxelManipulator &vmanip, v3s16 p0)
 #if 0
 static void make_largestone(VoxelManipulator &vmanip, v3s16 p0)
 {
-       MapNode stonenode(CONTENT_STONE);
+       MapNode stonenode(LEGN(ndef, "CONTENT_STONE"));
 
        s16 size = myrand_range(8, 16);
        
@@ -440,7 +452,8 @@ static void make_largestone(VoxelManipulator &vmanip, v3s16 p0)
 #define VMANIP_FLAG_DUNGEON_UNTOUCHABLE (\
                VMANIP_FLAG_DUNGEON_INSIDE|VMANIP_FLAG_DUNGEON_PRESERVE)
 
-static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace)
+static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace,
+               INodeDefManager *ndef)
 {
        // Make +-X walls
        for(s16 z=0; z<roomsize.Z; z++)
@@ -453,7 +466,7 @@ static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace
                        u32 vi = vmanip.m_area.index(p);
                        if(vmanip.m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
                                continue;
-                       vmanip.m_data[vi] = MapNode(CONTENT_COBBLE);
+                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_COBBLE"));
                }
                {
                        v3s16 p = roomplace + v3s16(roomsize.X-1,y,z);
@@ -462,7 +475,7 @@ static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace
                        u32 vi = vmanip.m_area.index(p);
                        if(vmanip.m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
                                continue;
-                       vmanip.m_data[vi] = MapNode(CONTENT_COBBLE);
+                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_COBBLE"));
                }
        }
        
@@ -477,7 +490,7 @@ static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace
                        u32 vi = vmanip.m_area.index(p);
                        if(vmanip.m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
                                continue;
-                       vmanip.m_data[vi] = MapNode(CONTENT_COBBLE);
+                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_COBBLE"));
                }
                {
                        v3s16 p = roomplace + v3s16(x,y,roomsize.Z-1);
@@ -486,7 +499,7 @@ static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace
                        u32 vi = vmanip.m_area.index(p);
                        if(vmanip.m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
                                continue;
-                       vmanip.m_data[vi] = MapNode(CONTENT_COBBLE);
+                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_COBBLE"));
                }
        }
        
@@ -501,7 +514,7 @@ static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace
                        u32 vi = vmanip.m_area.index(p);
                        if(vmanip.m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
                                continue;
-                       vmanip.m_data[vi] = MapNode(CONTENT_COBBLE);
+                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_COBBLE"));
                }
                {
                        v3s16 p = roomplace + v3s16(x,roomsize.Y-1,z);
@@ -510,7 +523,7 @@ static void make_room1(VoxelManipulator &vmanip, v3s16 roomsize, v3s16 roomplace
                        u32 vi = vmanip.m_area.index(p);
                        if(vmanip.m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
                                continue;
-                       vmanip.m_data[vi] = MapNode(CONTENT_COBBLE);
+                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_COBBLE"));
                }
        }
        
@@ -546,17 +559,19 @@ static void make_fill(VoxelManipulator &vmanip, v3s16 place, v3s16 size,
        }
 }
 
-static void make_hole1(VoxelManipulator &vmanip, v3s16 place)
+static void make_hole1(VoxelManipulator &vmanip, v3s16 place,
+               INodeDefManager *ndef)
 {
        make_fill(vmanip, place, v3s16(1,2,1), 0, MapNode(CONTENT_AIR),
                        VMANIP_FLAG_DUNGEON_INSIDE);
 }
 
-static void make_door1(VoxelManipulator &vmanip, v3s16 doorplace, v3s16 doordir)
+static void make_door1(VoxelManipulator &vmanip, v3s16 doorplace, v3s16 doordir,
+               INodeDefManager *ndef)
 {
-       make_hole1(vmanip, doorplace);
+       make_hole1(vmanip, doorplace, ndef);
        // Place torch (for testing)
-       //vmanip.m_data[vmanip.m_area.index(doorplace)] = MapNode(CONTENT_TORCH);
+       //vmanip.m_data[vmanip.m_area.index(doorplace)] = MapNode(LEGN(ndef, "CONTENT_TORCH"));
 }
 
 static v3s16 rand_ortho_dir(PseudoRandom &random)
@@ -607,9 +622,9 @@ static v3s16 random_turn(PseudoRandom &random, v3s16 olddir)
 
 static void make_corridor(VoxelManipulator &vmanip, v3s16 doorplace,
                v3s16 doordir, v3s16 &result_place, v3s16 &result_dir,
-               PseudoRandom &random)
+               PseudoRandom &random, INodeDefManager *ndef)
 {
-       make_hole1(vmanip, doorplace);
+       make_hole1(vmanip, doorplace, ndef);
        v3s16 p0 = doorplace;
        v3s16 dir = doordir;
        u32 length;
@@ -643,7 +658,7 @@ static void make_corridor(VoxelManipulator &vmanip, v3s16 doorplace,
                        if(make_stairs)
                        {
                                make_fill(vmanip, p+v3s16(-1,-1,-1), v3s16(3,5,3),
-                                               VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(CONTENT_COBBLE), 0);
+                                               VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(LEGN(ndef, "CONTENT_COBBLE")), 0);
                                make_fill(vmanip, p, v3s16(1,2,1), 0, MapNode(CONTENT_AIR),
                                                VMANIP_FLAG_DUNGEON_INSIDE);
                                make_fill(vmanip, p-dir, v3s16(1,2,1), 0, MapNode(CONTENT_AIR),
@@ -652,8 +667,8 @@ static void make_corridor(VoxelManipulator &vmanip, v3s16 doorplace,
                        else
                        {
                                make_fill(vmanip, p+v3s16(-1,-1,-1), v3s16(3,4,3),
-                                               VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(CONTENT_COBBLE), 0);
-                               make_hole1(vmanip, p);
+                                               VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(LEGN(ndef, "CONTENT_COBBLE")), 0);
+                               make_hole1(vmanip, p, ndef);
                                /*make_fill(vmanip, p, v3s16(1,2,1), 0, MapNode(CONTENT_AIR),
                                                VMANIP_FLAG_DUNGEON_INSIDE);*/
                        }
@@ -692,10 +707,12 @@ class RoomWalker
 {
 public:
 
-       RoomWalker(VoxelManipulator &vmanip_, v3s16 pos, PseudoRandom &random):
+       RoomWalker(VoxelManipulator &vmanip_, v3s16 pos, PseudoRandom &random,
+                       INodeDefManager *ndef):
                        vmanip(vmanip_),
                        m_pos(pos),
-                       m_random(random)
+                       m_random(random),
+                       m_ndef(ndef)
        {
                randomizeDir();
        }
@@ -729,9 +746,9 @@ class RoomWalker
                                continue;
                        }
                        if(vmanip.getNodeNoExNoEmerge(p).getContent()
-                                       == CONTENT_COBBLE
+                                       == LEGN(m_ndef, "CONTENT_COBBLE")
                        && vmanip.getNodeNoExNoEmerge(p1).getContent()
-                                       == CONTENT_COBBLE)
+                                       == LEGN(m_ndef, "CONTENT_COBBLE"))
                        {
                                // Found wall, this is a good place!
                                result_place = p;
@@ -745,25 +762,25 @@ class RoomWalker
                        */
                        // Jump one up if the actual space is there
                        if(vmanip.getNodeNoExNoEmerge(p+v3s16(0,0,0)).getContent()
-                                       == CONTENT_COBBLE
+                                       == LEGN(m_ndef, "CONTENT_COBBLE")
                        && vmanip.getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent()
-                                       == CONTENT_AIR
+                                       == LEGN(m_ndef, "CONTENT_AIR")
                        && vmanip.getNodeNoExNoEmerge(p+v3s16(0,2,0)).getContent()
-                                       == CONTENT_AIR)
+                                       == LEGN(m_ndef, "CONTENT_AIR"))
                                p += v3s16(0,1,0);
                        // Jump one down if the actual space is there
                        if(vmanip.getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent()
-                                       == CONTENT_COBBLE
+                                       == LEGN(m_ndef, "CONTENT_COBBLE")
                        && vmanip.getNodeNoExNoEmerge(p+v3s16(0,0,0)).getContent()
-                                       == CONTENT_AIR
+                                       == LEGN(m_ndef, "CONTENT_AIR")
                        && vmanip.getNodeNoExNoEmerge(p+v3s16(0,-1,0)).getContent()
-                                       == CONTENT_AIR)
+                                       == LEGN(m_ndef, "CONTENT_AIR"))
                                p += v3s16(0,-1,0);
                        // Check if walking is now possible
                        if(vmanip.getNodeNoExNoEmerge(p).getContent()
-                                       != CONTENT_AIR
+                                       != LEGN(m_ndef, "CONTENT_AIR")
                        || vmanip.getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent()
-                                       != CONTENT_AIR)
+                                       != LEGN(m_ndef, "CONTENT_AIR"))
                        {
                                // Cannot continue walking here
                                randomizeDir();
@@ -849,9 +866,11 @@ class RoomWalker
        v3s16 m_pos;
        v3s16 m_dir;
        PseudoRandom &m_random;
+       INodeDefManager *m_ndef;
 };
 
-static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random)
+static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random,
+               INodeDefManager *ndef)
 {
        v3s16 areasize = vmanip.m_area.getExtent();
        v3s16 roomsize;
@@ -908,12 +927,12 @@ static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random)
        for(u32 i=0; i<room_count; i++)
        {
                // Make a room to the determined place
-               make_room1(vmanip, roomsize, roomplace);
+               make_room1(vmanip, roomsize, roomplace, ndef);
                
                v3s16 room_center = roomplace + v3s16(roomsize.X/2,1,roomsize.Z/2);
 
                // Place torch at room center (for testing)
-               //vmanip.m_data[vmanip.m_area.index(room_center)] = MapNode(CONTENT_TORCH);
+               //vmanip.m_data[vmanip.m_area.index(room_center)] = MapNode(LEGN(ndef, "CONTENT_TORCH"));
 
                // Quit if last room
                if(i == room_count-1)
@@ -938,7 +957,7 @@ static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random)
                }
                
                // Create walker and find a place for a door
-               RoomWalker walker(vmanip, walker_start_place, random);
+               RoomWalker walker(vmanip, walker_start_place, random, ndef);
                v3s16 doorplace;
                v3s16 doordir;
                bool r = walker.findPlaceForDoor(doorplace, doordir);
@@ -947,7 +966,7 @@ static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random)
                
                if(random.range(0,1)==0)
                        // Make the door
-                       make_door1(vmanip, doorplace, doordir);
+                       make_door1(vmanip, doorplace, doordir, ndef);
                else
                        // Don't actually make a door
                        doorplace -= doordir;
@@ -956,7 +975,7 @@ static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random)
                v3s16 corridor_end;
                v3s16 corridor_end_dir;
                make_corridor(vmanip, doorplace, doordir, corridor_end,
-                               corridor_end_dir, random);
+                               corridor_end_dir, random, ndef);
                
                // Find a place for a random sized room
                roomsize = v3s16(random.range(4,8),random.range(4,6),random.range(4,8));
@@ -968,7 +987,7 @@ static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random)
 
                if(random.range(0,1)==0)
                        // Make the door
-                       make_door1(vmanip, doorplace, doordir);
+                       make_door1(vmanip, doorplace, doordir, ndef);
                else
                        // Don't actually make a door
                        roomplace -= doordir;
@@ -976,7 +995,8 @@ static void make_dungeon1(VoxelManipulator &vmanip, PseudoRandom &random)
        }
 }
 
-static void make_nc(VoxelManipulator &vmanip, PseudoRandom &random)
+static void make_nc(VoxelManipulator &vmanip, PseudoRandom &random,
+               INodeDefManager *ndef)
 {
        v3s16 dir;
        u8 facedir_i = 0;
@@ -1001,12 +1021,12 @@ static void make_nc(VoxelManipulator &vmanip, PseudoRandom &random)
                        16+random.range(0,15),
                        16+random.range(0,15),
                        16+random.range(0,15));
-       vmanip.m_data[vmanip.m_area.index(p)] = MapNode(CONTENT_NC, facedir_i);
+       vmanip.m_data[vmanip.m_area.index(p)] = MapNode(LEGN(ndef, "CONTENT_NC"), facedir_i);
        u32 length = random.range(3,15);
        for(u32 j=0; j<length; j++)
        {
                p -= dir;
-               vmanip.m_data[vmanip.m_area.index(p)] = MapNode(CONTENT_NC_RB);
+               vmanip.m_data[vmanip.m_area.index(p)] = MapNode(LEGN(ndef, "CONTENT_NC_RB"));
        }
 }
 
@@ -1398,6 +1418,7 @@ bool get_have_sand(u64 seed, v2s16 p2d)
 */
 void add_random_objects(MapBlock *block)
 {
+#if 0
        for(s16 z0=0; z0<MAP_BLOCKSIZE; z0++)
        for(s16 x0=0; x0<MAP_BLOCKSIZE; x0++)
        {
@@ -1408,9 +1429,9 @@ void add_random_objects(MapBlock *block)
                        MapNode n = block->getNodeNoEx(p);
                        if(n.getContent() == CONTENT_IGNORE)
                                continue;
-                       if(content_features(n).liquid_type != LIQUID_NONE)
+                       if(data->nodedef->get(n)->liquid_type != LIQUID_NONE)
                                continue;
-                       if(content_features(n).walkable)
+                       if(data->nodedef->get(n)->walkable)
                        {
                                last_node_walkable = true;
                                continue;
@@ -1457,7 +1478,8 @@ void add_random_objects(MapBlock *block)
                        last_node_walkable = false;
                }
        }
-       block->setChangedFlag();
+       block->raiseModified(MOD_STATE_WRITE_NEEDED, "mapgen::add_random_objects");
+#endif
 }
 
 void make_block(BlockMakeData *data)
@@ -1468,6 +1490,11 @@ void make_block(BlockMakeData *data)
                return;
        }
 
+       assert(data->vmanip);
+       assert(data->nodedef);
+
+       INodeDefManager *ndef = data->nodedef;
+
        v3s16 blockpos = data->blockpos;
        
        /*dstream<<"makeBlock(): ("<<blockpos.X<<","<<blockpos.Y<<","
@@ -1507,7 +1534,7 @@ void make_block(BlockMakeData *data)
        // Maximum amount of ground above the bottom of the central block
        s16 maximum_ground_depth = maximum_groundlevel - node_min.Y;
 
-       #if 0
+       #if 1
        /*
                Special case for high air or water: Just fill with air and water.
        */
@@ -1528,7 +1555,7 @@ void make_block(BlockMakeData *data)
                                        if(vmanip.m_data[i].getContent() == CONTENT_IGNORE)
                                        {
                                                if(y <= WATER_LEVEL)
-                                                       vmanip.m_data[i] = MapNode(CONTENT_WATERSOURCE);
+                                                       vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_WATERSOURCE"));
                                                else
                                                        vmanip.m_data[i] = MapNode(CONTENT_AIR);
                                        }
@@ -1552,7 +1579,7 @@ void make_block(BlockMakeData *data)
        /*
                Create a block-specific seed
        */
-       u32 blockseed = (u32)(data->seed%0x100000000) + full_node_min.Z*38134234
+       u32 blockseed = (u32)(data->seed%0x100000000ULL) + full_node_min.Z*38134234
                        + full_node_min.Y*42123 + full_node_min.X*23;
        
        /*
@@ -1614,7 +1641,27 @@ void make_block(BlockMakeData *data)
                                maxpos_f.X, maxpos_f.Y+5, maxpos_f.Z,
                                sl.X, sl.Y, sl.Z);
        }
-       
+
+       /*
+               Cache some ground type values for speed
+       */
+
+// Creates variables c_name=id and n_name=node
+#define CONTENT_VARIABLE(ndef, name)\
+       content_t c_##name = ndef->getId(#name);\
+       MapNode n_##name(c_##name);
+
+       CONTENT_VARIABLE(ndef, stone);
+       CONTENT_VARIABLE(ndef, water_source);
+       CONTENT_VARIABLE(ndef, air);
+       CONTENT_VARIABLE(ndef, dirt);
+       CONTENT_VARIABLE(ndef, sand);
+       CONTENT_VARIABLE(ndef, gravel);
+       CONTENT_VARIABLE(ndef, lava_source);
+       CONTENT_VARIABLE(ndef, cobble);
+       CONTENT_VARIABLE(ndef, mossycobble);
+       CONTENT_VARIABLE(ndef, dirt_with_grass);
+
        /*
                Make base ground level
        */
@@ -1640,14 +1687,14 @@ void make_block(BlockMakeData *data)
                                                        v3s16(x,y,z), data->seed) == false)
                                        {
                                                if(y <= WATER_LEVEL)
-                                                       vmanip.m_data[i] = MapNode(CONTENT_WATERSOURCE);
+                                                       vmanip.m_data[i] = n_water_source;
                                                else
-                                                       vmanip.m_data[i] = MapNode(CONTENT_AIR);
+                                                       vmanip.m_data[i] = n_air;
                                        }
                                        else if(noisebuf_cave.get(x,y,z) > CAVE_NOISE_THRESHOLD)
-                                               vmanip.m_data[i] = MapNode(CONTENT_AIR);
+                                               vmanip.m_data[i] = n_air;
                                        else
-                                               vmanip.m_data[i] = MapNode(CONTENT_STONE);
+                                               vmanip.m_data[i] = n_stone;
                                }
                        
                                data->vmanip->m_area.add_y(em, i, 1);
@@ -1676,9 +1723,9 @@ void make_block(BlockMakeData *data)
                                {
                                        v3s16 p = v3s16(x,y,z) + g_27dirs[i];
                                        u32 vi = vmanip.m_area.index(p);
-                                       if(vmanip.m_data[vi].getContent() == CONTENT_STONE)
+                                       if(vmanip.m_data[vi].getContent() == c_stone)
                                                if(mineralrandom.next()%8 == 0)
-                                                       vmanip.m_data[vi] = MapNode(CONTENT_MESE);
+                                                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_MESE"));
                                }
                                        
                        }
@@ -1696,22 +1743,22 @@ void make_block(BlockMakeData *data)
                                s16 y = mineralrandom.range(node_min.Y+1, node_max.Y-1);
                                s16 z = mineralrandom.range(node_min.Z+1, node_max.Z-1);
 
-                               u8 base_content = CONTENT_STONE;
+                               u8 base_content = LEGN(ndef, "CONTENT_STONE");
                                MapNode new_content(CONTENT_IGNORE);
                                u32 sparseness = 6;
 
                                if(noisebuf_ground_crumbleness.get(x,y+5,z) < -0.1)
                                {
-                                       new_content = MapNode(CONTENT_STONE, MINERAL_COAL);
+                                       new_content = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_COAL);
                                }
                                else
                                {
                                        if(noisebuf_ground_wetness.get(x,y+5,z) > 0.0)
-                                               new_content = MapNode(CONTENT_STONE, MINERAL_IRON);
+                                               new_content = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_IRON);
                                        /*if(noisebuf_ground_wetness.get(x,y,z) > 0.0)
-                                               vmanip.m_data[i] = MapNode(CONTENT_MUD);
+                                               vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_MUD"));
                                        else
-                                               vmanip.m_data[i] = MapNode(CONTENT_SAND);*/
+                                               vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_SAND"));*/
                                }
                                /*else if(noisebuf_ground_crumbleness.get(x,y,z) > 0.1)
                                {
@@ -1754,9 +1801,9 @@ void make_block(BlockMakeData *data)
                                {
                                        v3s16 p = v3s16(x,y,z) + g_27dirs[i];
                                        u32 vi = vmanip.m_area.index(p);
-                                       if(vmanip.m_data[vi].getContent() == CONTENT_STONE)
+                                       if(vmanip.m_data[vi].getContent() == c_stone)
                                                if(mineralrandom.next()%8 == 0)
-                                                       vmanip.m_data[vi] = MapNode(CONTENT_STONE, MINERAL_COAL);
+                                                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_COAL);
                                }
                        }
                }
@@ -1780,9 +1827,9 @@ void make_block(BlockMakeData *data)
                                {
                                        v3s16 p = v3s16(x,y,z) + g_27dirs[i];
                                        u32 vi = vmanip.m_area.index(p);
-                                       if(vmanip.m_data[vi].getContent() == CONTENT_STONE)
+                                       if(vmanip.m_data[vi].getContent() == c_stone)
                                                if(mineralrandom.next()%8 == 0)
-                                                       vmanip.m_data[vi] = MapNode(CONTENT_STONE, MINERAL_IRON);
+                                                       vmanip.m_data[vi] = MapNode(LEGN(ndef, "CONTENT_STONE"), MINERAL_IRON);
                                }
                        }
                }
@@ -1803,19 +1850,29 @@ void make_block(BlockMakeData *data)
                        u32 i = vmanip.m_area.index(v3s16(p2d.X, node_max.Y, p2d.Y));
                        for(s16 y=node_max.Y; y>=node_min.Y; y--)
                        {
-                               if(vmanip.m_data[i].getContent() == CONTENT_STONE)
+                               if(vmanip.m_data[i].getContent() == c_stone)
                                {
                                        if(noisebuf_ground_crumbleness.get(x,y,z) > 1.3)
                                        {
                                                if(noisebuf_ground_wetness.get(x,y,z) > 0.0)
-                                                       vmanip.m_data[i] = MapNode(CONTENT_MUD);
+                                                       vmanip.m_data[i] = n_dirt;
                                                else
-                                                       vmanip.m_data[i] = MapNode(CONTENT_SAND);
+                                                       vmanip.m_data[i] = n_sand;
                                        }
                                        else if(noisebuf_ground_crumbleness.get(x,y,z) > 0.7)
                                        {
                                                if(noisebuf_ground_wetness.get(x,y,z) < -0.6)
-                                                       vmanip.m_data[i] = MapNode(CONTENT_GRAVEL);
+                                                       vmanip.m_data[i] = n_gravel;
+                                       }
+                                       else if(noisebuf_ground_crumbleness.get(x,y,z) <
+                                                       -3.0 + MYMIN(0.1 * sqrt((float)MYMAX(0, -y)), 1.5))
+                                       {
+                                               vmanip.m_data[i] = n_lava_source;
+                                               for(s16 x1=-1; x1<=1; x1++)
+                                               for(s16 y1=-1; y1<=1; y1++)
+                                               for(s16 z1=-1; z1<=1; z1++)
+                                                       data->transforming_liquid.push_back(
+                                                                       v3s16(p2d.X+x1, y+y1, p2d.Y+z1));
                                        }
                                }
 
@@ -1857,7 +1914,7 @@ void make_block(BlockMakeData *data)
                                {
                                        if(vmanip.m_data[i].getContent() == CONTENT_AIR)
                                                vmanip.m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE;
-                                       else if(vmanip.m_data[i].getContent() == CONTENT_WATERSOURCE)
+                                       else if(vmanip.m_data[i].getContent() == c_water_source)
                                                vmanip.m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE;
                                        data->vmanip->m_area.add_y(em, i, -1);
                                }
@@ -1867,7 +1924,7 @@ void make_block(BlockMakeData *data)
                PseudoRandom random(blockseed+2);
 
                // Add it
-               make_dungeon1(vmanip, random);
+               make_dungeon1(vmanip, random, ndef);
                
                // Convert some cobble to mossy cobble
                for(s16 x=full_node_min.X; x<=full_node_max.X; x++)
@@ -1888,17 +1945,17 @@ void make_block(BlockMakeData *data)
                                        double d = noise3d_perlin((float)x/2.5,
                                                        (float)y/2.5,(float)z/2.5,
                                                        blockseed, 2, 1.4);
-                                       if(vmanip.m_data[i].getContent() == CONTENT_COBBLE)
+                                       if(vmanip.m_data[i].getContent() == c_cobble)
                                        {
                                                if(d < wetness/3.0)
                                                {
-                                                       vmanip.m_data[i].setContent(CONTENT_MOSSYCOBBLE);
+                                                       vmanip.m_data[i].setContent(c_mossycobble);
                                                }
                                        }
                                        /*else if(vmanip.m_flags[i] & VMANIP_FLAG_DUNGEON_INSIDE)
                                        {
                                                if(wetness > 1.2)
-                                                       vmanip.m_data[i].setContent(CONTENT_MUD);
+                                                       vmanip.m_data[i].setContent(LEGN(ndef, "CONTENT_MUD"));
                                        }*/
                                        data->vmanip->m_area.add_y(em, i, -1);
                                }
@@ -1913,7 +1970,7 @@ void make_block(BlockMakeData *data)
                PseudoRandom ncrandom(blockseed+9324342);
                if(ncrandom.range(0, 1000) == 0 && blockpos.Y <= -3)
                {
-                       make_nc(vmanip, ncrandom);
+                       make_nc(vmanip, ncrandom, ndef);
                }
        }
        
@@ -1935,7 +1992,7 @@ void make_block(BlockMakeData *data)
                        {
                                if(water_found == false)
                                {
-                                       if(vmanip.m_data[i].getContent() == CONTENT_WATERSOURCE)
+                                       if(vmanip.m_data[i].getContent() == c_water_source)
                                        {
                                                v3s16 p = v3s16(p2d.X, y, p2d.Y);
                                                data->transforming_liquid.push_back(p);
@@ -1947,7 +2004,7 @@ void make_block(BlockMakeData *data)
                                        // This can be done because water_found can only
                                        // turn to true and end up here after going through
                                        // a single block.
-                                       if(vmanip.m_data[i+1].getContent() != CONTENT_WATERSOURCE)
+                                       if(vmanip.m_data[i+1].getContent() != c_water_source)
                                        {
                                                v3s16 p = v3s16(p2d.X, y+1, p2d.Y);
                                                data->transforming_liquid.push_back(p);
@@ -1990,16 +2047,16 @@ void make_block(BlockMakeData *data)
                                u32 i = vmanip.m_area.index(v3s16(p2d.X, start_y, p2d.Y));
                                for(s16 y=start_y; y>=node_min.Y-3; y--)
                                {
-                                       if(vmanip.m_data[i].getContent() == CONTENT_WATERSOURCE)
+                                       if(vmanip.m_data[i].getContent() == c_water_source)
                                                water_detected = true;
                                        if(vmanip.m_data[i].getContent() == CONTENT_AIR)
                                                air_detected = true;
 
-                                       if((vmanip.m_data[i].getContent() == CONTENT_STONE
-                                                       || vmanip.m_data[i].getContent() == CONTENT_GRASS
-                                                       || vmanip.m_data[i].getContent() == CONTENT_MUD
-                                                       || vmanip.m_data[i].getContent() == CONTENT_SAND
-                                                       || vmanip.m_data[i].getContent() == CONTENT_GRAVEL
+                                       if((vmanip.m_data[i].getContent() == c_stone
+                                                       || vmanip.m_data[i].getContent() == c_dirt_with_grass
+                                                       || vmanip.m_data[i].getContent() == c_dirt
+                                                       || vmanip.m_data[i].getContent() == c_sand
+                                                       || vmanip.m_data[i].getContent() == c_gravel
                                                        ) && (air_detected || water_detected))
                                        {
                                                if(current_depth == 0 && y <= WATER_LEVEL+2
@@ -2020,23 +2077,23 @@ void make_block(BlockMakeData *data)
                                                                        ((claynoise > 0) && (claynoise < 0.12) && (current_depth == 1))
                                                                        );
                                                                if (have_clay)
-                                                                       vmanip.m_data[i] = MapNode(CONTENT_CLAY);
+                                                                       vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_CLAY"));
                                                                else
-                                                                       vmanip.m_data[i] = MapNode(CONTENT_SAND);
+                                                                       vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_SAND"));
                                                        }
                                                        #if 1
                                                        else if(current_depth==0 && !water_detected
                                                                        && y >= WATER_LEVEL && air_detected)
-                                                               vmanip.m_data[i] = MapNode(CONTENT_GRASS);
+                                                               vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_GRASS"));
                                                        #endif
                                                        else
-                                                               vmanip.m_data[i] = MapNode(CONTENT_MUD);
+                                                               vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_MUD"));
                                                }
                                                else
                                                {
-                                                       if(vmanip.m_data[i].getContent() == CONTENT_MUD
-                                                               || vmanip.m_data[i].getContent() == CONTENT_GRASS)
-                                                               vmanip.m_data[i] = MapNode(CONTENT_STONE);
+                                                       if(vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_MUD")
+                                                               || vmanip.m_data[i].getContent() == LEGN(ndef, "CONTENT_GRASS"))
+                                                               vmanip.m_data[i] = MapNode(LEGN(ndef, "CONTENT_STONE"));
                                                }
 
                                                current_depth++;
@@ -2090,7 +2147,7 @@ void make_block(BlockMakeData *data)
                        {
                                u32 i = data->vmanip->m_area.index(p);
                                MapNode *n = &data->vmanip->m_data[i];
-                               if(n->getContent() != CONTENT_AIR && n->getContent() != CONTENT_WATERSOURCE && n->getContent() != CONTENT_IGNORE)
+                               if(n->getContent() != CONTENT_AIR && n->getContent() != c_water_source && n->getContent() != CONTENT_IGNORE)
                                {
                                        found = true;
                                        break;
@@ -2104,30 +2161,39 @@ void make_block(BlockMakeData *data)
                                u32 i = data->vmanip->m_area.index(p);
                                MapNode *n = &data->vmanip->m_data[i];
 
-                               if(n->getContent() != CONTENT_MUD && n->getContent() != CONTENT_GRASS && n->getContent() != CONTENT_SAND)
+                               if(n->getContent() != c_dirt && n->getContent() != c_dirt_with_grass && n->getContent() != c_sand)
                                                continue;
 
                                // Papyrus grows only on mud and in water
-                               if(n->getContent() == CONTENT_MUD && y <= WATER_LEVEL)
+                               if(n->getContent() == c_dirt && y <= WATER_LEVEL)
                                {
                                        p.Y++;
-                                       make_papyrus(vmanip, p);
+                                       make_papyrus(vmanip, p, ndef);
                                }
                                // Trees grow only on mud and grass, on land
-                               else if((n->getContent() == CONTENT_MUD || n->getContent() == CONTENT_GRASS) && y > WATER_LEVEL + 2)
+                               else if((n->getContent() == c_dirt || n->getContent() == LEGN(ndef, "CONTENT_GRASS")) && y > WATER_LEVEL + 2)
                                {
                                        p.Y++;
                                        //if(surface_humidity_2d(data->seed, v2s16(x, y)) < 0.5)
                                        if(is_jungle == false)
-                                               make_tree(vmanip, p);
+                                       {
+                                               bool is_apple_tree;
+                                               if(myrand_range(0,4) != 0)
+                                                       is_apple_tree = false;
+                                               else
+                                                       is_apple_tree = noise2d_perlin(
+                                                                       0.5+(float)p.X/100, 0.5+(float)p.Z/100,
+                                                                       data->seed+342902, 3, 0.45) > 0.2;
+                                               make_tree(vmanip, p, is_apple_tree, ndef);
+                                       }
                                        else
-                                               make_jungletree(vmanip, p);
+                                               make_jungletree(vmanip, p, ndef);
                                }
                                // Cactii grow only on sand, on land
-                               else if(n->getContent() == CONTENT_SAND && y > WATER_LEVEL + 2)
+                               else if(n->getContent() == c_sand && y > WATER_LEVEL + 2)
                                {
                                        p.Y++;
-                                       make_cactus(vmanip, p);
+                                       make_cactus(vmanip, p, ndef);
                                }
                        }
                }
@@ -2156,8 +2222,7 @@ void make_block(BlockMakeData *data)
                                {
                                        u32 i = data->vmanip->m_area.index(p);
                                        MapNode *n = &data->vmanip->m_data[i];
-                                       if(content_features(*n).is_ground_content
-                                                       || n->getContent() == CONTENT_JUNGLETREE)
+                                       if(data->nodedef->get(*n).is_ground_content)
                                        {
                                                found = true;
                                                break;
@@ -2173,10 +2238,10 @@ void make_block(BlockMakeData *data)
                                        continue;
                                /*p.Y--;
                                if(vmanip.m_area.contains(p))
-                                       vmanip.m_data[vmanip.m_area.index(p)] = CONTENT_MUD;
+                                       vmanip.m_data[vmanip.m_area.index(p)] = LEGN(ndef, "CONTENT_MUD");
                                p.Y++;*/
                                if(vmanip.m_area.contains(p))
-                                       vmanip.m_data[vmanip.m_area.index(p)] = CONTENT_JUNGLEGRASS;
+                                       vmanip.m_data[vmanip.m_area.index(p)] = LEGN(ndef, "CONTENT_JUNGLEGRASS");
                        }
                }
 
@@ -2204,7 +2269,7 @@ void make_block(BlockMakeData *data)
                        /*{
                                u32 i = data->vmanip->m_area.index(v3s16(p));
                                MapNode *n = &data->vmanip->m_data[i];
-                               if(n->getContent() != CONTENT_MUD && n->getContent() != CONTENT_GRASS)
+                               if(n->getContent() != LEGN(ndef, "CONTENT_MUD") && n->getContent() != LEGN(ndef, "CONTENT_GRASS"))
                                        continue;
                        }*/
                        // Will be placed one higher
@@ -2239,7 +2304,7 @@ void make_block(BlockMakeData *data)
                        /*{
                                u32 i = data->vmanip->m_area.index(v3s16(p));
                                MapNode *n = &data->vmanip->m_data[i];
-                               if(n->getContent() != CONTENT_MUD && n->getContent() != CONTENT_GRASS)
+                               if(n->getContent() != LEGN(ndef, "CONTENT_MUD") && n->getContent() != LEGN(ndef, "CONTENT_GRASS"))
                                        continue;
                        }*/
                        // Will be placed one lower
@@ -2255,7 +2320,8 @@ void make_block(BlockMakeData *data)
 BlockMakeData::BlockMakeData():
        no_op(false),
        vmanip(NULL),
-       seed(0)
+       seed(0),
+       nodedef(NULL)
 {}
 
 BlockMakeData::~BlockMakeData()