summaryrefslogtreecommitdiff
path: root/src/dungeongen.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/dungeongen.cpp')
-rw-r--r--src/dungeongen.cpp150
1 files changed, 87 insertions, 63 deletions
diff --git a/src/dungeongen.cpp b/src/dungeongen.cpp
index 5bfc320c9..78573da04 100644
--- a/src/dungeongen.cpp
+++ b/src/dungeongen.cpp
@@ -30,55 +30,67 @@ with this program; if not, write to the Free Software Foundation, Inc.,
//#define DGEN_USE_TORCHES
-NoiseParams nparams_dungeon_rarity(0.0, 1.0, v3f(500.0, 500.0, 500.0), 0, 2, 0.8, 2.0);
-NoiseParams nparams_dungeon_wetness(0.0, 1.0, v3f(40.0, 40.0, 40.0), 32474, 4, 1.1, 2.0);
-NoiseParams nparams_dungeon_density(0.0, 1.0, v3f(2.5, 2.5, 2.5), 0, 2, 1.4, 2.0);
+NoiseParams nparams_dungeon_density(0.9, 0.5, v3f(500.0, 500.0, 500.0), 0, 2, 0.8, 2.0);
+NoiseParams nparams_dungeon_alt_wall(-0.4, 1.0, v3f(40.0, 40.0, 40.0), 32474, 6, 1.1, 2.0);
///////////////////////////////////////////////////////////////////////////////
-DungeonGen::DungeonGen(Mapgen *mapgen, DungeonParams *dparams)
+DungeonGen::DungeonGen(INodeDefManager *ndef,
+ GenerateNotifier *gennotify, DungeonParams *dparams)
{
- this->mg = mapgen;
- this->vm = mapgen->vm;
+ assert(ndef);
+
+ this->ndef = ndef;
+ this->gennotify = gennotify;
#ifdef DGEN_USE_TORCHES
- c_torch = mg->ndef->getId("default:torch");
+ c_torch = ndef->getId("default:torch");
#endif
if (dparams) {
memcpy(&dp, dparams, sizeof(dp));
} else {
- dp.c_water = mg->ndef->getId("mapgen_water_source");
- dp.c_cobble = mg->ndef->getId("mapgen_cobble");
- dp.c_moss = mg->ndef->getId("mapgen_mossycobble");
- dp.c_stair = mg->ndef->getId("mapgen_stair_cobble");
+ dp.seed = 0;
+
+ dp.c_water = ndef->getId("mapgen_water_source");
+ dp.c_river_water = ndef->getId("mapgen_river_water_source");
+ dp.c_wall = ndef->getId("mapgen_cobble");
+ dp.c_alt_wall = ndef->getId("mapgen_mossycobble");
+ dp.c_stair = ndef->getId("mapgen_stair_cobble");
+
+ if (dp.c_river_water == CONTENT_IGNORE)
+ dp.c_river_water = ndef->getId("mapgen_water_source");
dp.diagonal_dirs = false;
- dp.mossratio = 3.0;
dp.holesize = v3s16(1, 2, 1);
dp.roomsize = v3s16(0, 0, 0);
+ dp.rooms_min = 2;
+ dp.rooms_max = 16;
+ dp.y_min = -MAX_MAP_GENERATION_LIMIT;
+ dp.y_max = MAX_MAP_GENERATION_LIMIT;
dp.notifytype = GENNOTIFY_DUNGEON;
- dp.np_rarity = nparams_dungeon_rarity;
- dp.np_wetness = nparams_dungeon_wetness;
- dp.np_density = nparams_dungeon_density;
+ dp.np_density = nparams_dungeon_density;
+ dp.np_alt_wall = nparams_dungeon_alt_wall;
}
-
- // For mapgens using river water
- dp.c_river_water = mg->ndef->getId("mapgen_river_water_source");
- if (dp.c_river_water == CONTENT_IGNORE)
- dp.c_river_water = mg->ndef->getId("mapgen_water_source");
}
-void DungeonGen::generate(u32 bseed, v3s16 nmin, v3s16 nmax)
+void DungeonGen::generate(MMVManip *vm, u32 bseed, v3s16 nmin, v3s16 nmax)
{
+ assert(vm);
+
//TimeTaker t("gen dungeons");
- if (NoisePerlin3D(&dp.np_rarity, nmin.X, nmin.Y, nmin.Z, mg->seed) < 0.2)
+ if (nmin.Y < dp.y_min || nmax.Y > dp.y_max)
return;
+ float nval_density = NoisePerlin3D(&dp.np_density, nmin.X, nmin.Y, nmin.Z, dp.seed);
+ if (nval_density < 1.0f)
+ return;
+
+ this->vm = vm;
this->blockseed = bseed;
random.seed(bseed + 2);
@@ -99,23 +111,23 @@ void DungeonGen::generate(u32 bseed, v3s16 nmin, v3s16 nmax)
}
}
- // Add it
- makeDungeon(v3s16(1, 1, 1) * MAP_BLOCKSIZE);
+ // Add them
+ for (u32 i = 0; i < floor(nval_density); i++)
+ makeDungeon(v3s16(1, 1, 1) * MAP_BLOCKSIZE);
- // Convert some cobble to mossy cobble
- if (dp.mossratio != 0.0) {
- for (s16 z = nmin.Z; z <= nmax.Z; z++)
- for (s16 y = nmin.Y; y <= nmax.Y; y++) {
- u32 i = vm->m_area.index(nmin.X, y, z);
- for (s16 x = nmin.X; x <= nmax.X; x++) {
- if (vm->m_data[i].getContent() == dp.c_cobble) {
- float wetness = NoisePerlin3D(&dp.np_wetness, x, y, z, mg->seed);
- float density = NoisePerlin3D(&dp.np_density, x, y, z, blockseed);
- if (density < wetness / dp.mossratio)
- vm->m_data[i].setContent(dp.c_moss);
- }
- i++;
+ // Optionally convert some structure to alternative structure
+ if (dp.c_alt_wall == CONTENT_IGNORE)
+ return;
+
+ for (s16 z = nmin.Z; z <= nmax.Z; z++)
+ for (s16 y = nmin.Y; y <= nmax.Y; y++) {
+ u32 i = vm->m_area.index(nmin.X, y, z);
+ for (s16 x = nmin.X; x <= nmax.X; x++) {
+ if (vm->m_data[i].getContent() == dp.c_wall) {
+ if (NoisePerlin3D(&dp.np_alt_wall, x, y, z, blockseed) > 0.0f)
+ vm->m_data[i].setContent(dp.c_alt_wall);
}
+ i++;
}
}
@@ -135,17 +147,23 @@ void DungeonGen::makeDungeon(v3s16 start_padding)
bool fits = false;
for (u32 i = 0; i < 100 && !fits; i++) {
bool is_large_room = ((random.next() & 3) == 1);
- roomsize = is_large_room ?
- v3s16(random.range(8, 16), random.range(8, 16), random.range(8, 16)) :
- v3s16(random.range(4, 8), random.range(4, 6), random.range(4, 8));
+ if (is_large_room) {
+ roomsize.Z = random.range(8, 16);
+ roomsize.Y = random.range(8, 16);
+ roomsize.X = random.range(8, 16);
+ } else {
+ roomsize.Z = random.range(4, 8);
+ roomsize.Y = random.range(4, 6);
+ roomsize.X = random.range(4, 8);
+ }
roomsize += dp.roomsize;
// start_padding is used to disallow starting the generation of
// a dungeon in a neighboring generation chunk
- roomplace = vm->m_area.MinEdge + start_padding + v3s16(
- random.range(0, areasize.X - roomsize.X - start_padding.X),
- random.range(0, areasize.Y - roomsize.Y - start_padding.Y),
- random.range(0, areasize.Z - roomsize.Z - start_padding.Z));
+ roomplace = vm->m_area.MinEdge + start_padding;
+ roomplace.Z += random.range(0, areasize.Z - roomsize.Z - start_padding.Z);
+ roomplace.Y += random.range(0, areasize.Y - roomsize.Y - start_padding.Y);
+ roomplace.X += random.range(0, areasize.X - roomsize.X - start_padding.X);
/*
Check that we're not putting the room to an unknown place,
@@ -175,13 +193,14 @@ void DungeonGen::makeDungeon(v3s16 start_padding)
*/
v3s16 last_room_center = roomplace + v3s16(roomsize.X / 2, 1, roomsize.Z / 2);
- u32 room_count = random.range(2, 16);
+ u32 room_count = random.range(dp.rooms_min, dp.rooms_max);
for (u32 i = 0; i < room_count; i++) {
// Make a room to the determined place
makeRoom(roomsize, roomplace);
v3s16 room_center = roomplace + v3s16(roomsize.X / 2, 1, roomsize.Z / 2);
- mg->gennotify.addEvent(dp.notifytype, room_center);
+ if (gennotify)
+ gennotify->addEvent(dp.notifytype, room_center);
#ifdef DGEN_USE_TORCHES
// Place torch at room center (for testing)
@@ -227,7 +246,9 @@ void DungeonGen::makeDungeon(v3s16 start_padding)
makeCorridor(doorplace, doordir, corridor_end, corridor_end_dir);
// Find a place for a random sized room
- roomsize = v3s16(random.range(4, 8), random.range(4, 6), random.range(4, 8));
+ roomsize.Z = random.range(4, 8);
+ roomsize.Y = random.range(4, 6);
+ roomsize.X = random.range(4, 8);
roomsize += dp.roomsize;
m_pos = corridor_end;
@@ -248,7 +269,7 @@ void DungeonGen::makeDungeon(v3s16 start_padding)
void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
{
- MapNode n_cobble(dp.c_cobble);
+ MapNode n_wall(dp.c_wall);
MapNode n_air(CONTENT_AIR);
// Make +-X walls
@@ -261,7 +282,7 @@ void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
u32 vi = vm->m_area.index(p);
if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vm->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_wall;
}
{
v3s16 p = roomplace + v3s16(roomsize.X - 1, y, z);
@@ -270,7 +291,7 @@ void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
u32 vi = vm->m_area.index(p);
if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vm->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_wall;
}
}
@@ -284,7 +305,7 @@ void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
u32 vi = vm->m_area.index(p);
if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vm->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_wall;
}
{
v3s16 p = roomplace + v3s16(x, y, roomsize.Z - 1);
@@ -293,7 +314,7 @@ void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
u32 vi = vm->m_area.index(p);
if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vm->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_wall;
}
}
@@ -307,7 +328,7 @@ void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
u32 vi = vm->m_area.index(p);
if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vm->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_wall;
}
{
v3s16 p = roomplace + v3s16(x,roomsize. Y - 1, z);
@@ -316,7 +337,7 @@ void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
u32 vi = vm->m_area.index(p);
if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vm->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_wall;
}
}
@@ -400,7 +421,7 @@ void DungeonGen::makeCorridor(v3s16 doorplace, v3s16 doordir,
makeFill(p + v3s16(-1, -1, -1),
dp.holesize + v3s16(2, 3, 2),
VMANIP_FLAG_DUNGEON_UNTOUCHABLE,
- MapNode(dp.c_cobble),
+ MapNode(dp.c_wall),
0);
makeHole(p);
makeHole(p - dir);
@@ -418,18 +439,18 @@ void DungeonGen::makeCorridor(v3s16 doorplace, v3s16 doordir,
int facedir = dir_to_facedir(dir * make_stairs);
u32 vi = vm->m_area.index(p.X - dir.X, p.Y - 1, p.Z - dir.Z);
- if (vm->m_data[vi].getContent() == dp.c_cobble)
+ if (vm->m_data[vi].getContent() == dp.c_wall)
vm->m_data[vi] = MapNode(dp.c_stair, 0, facedir);
vi = vm->m_area.index(p.X, p.Y, p.Z);
- if (vm->m_data[vi].getContent() == dp.c_cobble)
+ if (vm->m_data[vi].getContent() == dp.c_wall)
vm->m_data[vi] = MapNode(dp.c_stair, 0, facedir);
}
} else {
makeFill(p + v3s16(-1, -1, -1),
dp.holesize + v3s16(2, 2, 2),
VMANIP_FLAG_DUNGEON_UNTOUCHABLE,
- MapNode(dp.c_cobble),
+ MapNode(dp.c_wall),
0);
makeHole(p);
}
@@ -471,8 +492,8 @@ bool DungeonGen::findPlaceForDoor(v3s16 &result_place, v3s16 &result_dir)
randomizeDir();
continue;
}
- if (vm->getNodeNoExNoEmerge(p).getContent() == dp.c_cobble &&
- vm->getNodeNoExNoEmerge(p1).getContent() == dp.c_cobble) {
+ if (vm->getNodeNoExNoEmerge(p).getContent() == dp.c_wall &&
+ vm->getNodeNoExNoEmerge(p1).getContent() == dp.c_wall) {
// Found wall, this is a good place!
result_place = p;
result_dir = m_dir;
@@ -485,7 +506,7 @@ bool DungeonGen::findPlaceForDoor(v3s16 &result_place, v3s16 &result_dir)
*/
// Jump one up if the actual space is there
if (vm->getNodeNoExNoEmerge(p +
- v3s16(0, 0, 0)).getContent() == dp.c_cobble &&
+ v3s16(0, 0, 0)).getContent() == dp.c_wall &&
vm->getNodeNoExNoEmerge(p +
v3s16(0, 1, 0)).getContent() == CONTENT_AIR &&
vm->getNodeNoExNoEmerge(p +
@@ -493,7 +514,7 @@ bool DungeonGen::findPlaceForDoor(v3s16 &result_place, v3s16 &result_dir)
p += v3s16(0,1,0);
// Jump one down if the actual space is there
if (vm->getNodeNoExNoEmerge(p +
- v3s16(0, 1, 0)).getContent() == dp.c_cobble &&
+ v3s16(0, 1, 0)).getContent() == dp.c_wall &&
vm->getNodeNoExNoEmerge(p +
v3s16(0, 0, 0)).getContent() == CONTENT_AIR &&
vm->getNodeNoExNoEmerge(p +
@@ -587,7 +608,10 @@ v3s16 rand_ortho_dir(PseudoRandom &random, bool diagonal_dirs)
do {
trycount++;
- dir = v3s16(random.next() % 3 - 1, 0, random.next() % 3 - 1);
+
+ dir.Z = random.next() % 3 - 1;
+ dir.Y = 0;
+ dir.X = random.next() % 3 - 1;
} while ((dir.X == 0 && dir.Z == 0) && trycount < 10);
return dir;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 05:55:28 +0000