#include "settings.h" // For g_settings
#include "main.h" // For g_profiler
-NoiseParams nparams_dungeon_rarity =
- {0.0, 1.0, v3f(500.0, 500.0, 500.0), 0, 2, 0.8};
-NoiseParams nparams_dungeon_wetness =
- {0.0, 1.0, v3f(40.0, 40.0, 40.0), 32474, 4, 1.1};
-NoiseParams nparams_dungeon_density =
- {0.0, 1.0, v3f(2.5, 2.5, 2.5), 0, 2, 1.4};
+//#define DGEN_USE_TORCHES
+
+NoiseParams nparams_dungeon_rarity(0.0, 1.0, v3f(500.0, 500.0, 500.0), 0, 2, 0.8);
+NoiseParams nparams_dungeon_wetness(0.0, 1.0, v3f(40.0, 40.0, 40.0), 32474, 4, 1.1);
+NoiseParams nparams_dungeon_density(0.0, 1.0, v3f(2.5, 2.5, 2.5), 0, 2, 1.4);
///////////////////////////////////////////////////////////////////////////////
-DungeonGen::DungeonGen(INodeDefManager *ndef, u64 seed, s16 waterlevel) {
- this->ndef = ndef;
- this->mapseed = seed;
- this->water_level = waterlevel;
+DungeonGen::DungeonGen(Mapgen *mapgen, DungeonParams *dparams) {
+ this->mg = mapgen;
+ this->vm = mapgen->vm;
+
+#ifdef DGEN_USE_TORCHES
+ c_torch = ndef->getId("default:torch");
+#endif
- np_rarity = &nparams_dungeon_rarity;
- np_wetness = &nparams_dungeon_wetness;
- np_density = &nparams_dungeon_density;
- /*
- cid_water_source = ndef->getId("mapgen_water_source");
- cid_cobble = ndef->getId("mapgen_cobble");
- cid_mossycobble = ndef->getId("mapgen_mossycobble");
- cid_torch = ndef->getId("default:torch");
- */
+ 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.diagonal_dirs = false;
+ dp.mossratio = 3.0;
+ dp.holesize = v3s16(1, 2, 1);
+ dp.roomsize = v3s16(0,0,0);
+ dp.notifytype = GENNOTIFY_DUNGEON;
+
+ dp.np_rarity = nparams_dungeon_rarity;
+ dp.np_wetness = nparams_dungeon_wetness;
+ dp.np_density = nparams_dungeon_density;
+ }
}
-void DungeonGen::generate(ManualMapVoxelManipulator *vm, u32 bseed,
- v3s16 nmin, v3s16 nmax) {
+void DungeonGen::generate(u32 bseed, v3s16 nmin, v3s16 nmax) {
//TimeTaker t("gen dungeons");
- int approx_groundlevel = 10 + water_level;
+ int approx_groundlevel = 10 + mg->water_level;
if ((nmin.Y + nmax.Y) / 2 >= approx_groundlevel ||
- NoisePerlin3D(np_rarity, nmin.X, nmin.Y, nmin.Z, mapseed) < 0.2)
+ NoisePerlin3D(&dp.np_rarity, nmin.X, nmin.Y, nmin.Z, mg->seed) < 0.2)
return;
-
- this->vmanip = vm;
+
this->blockseed = bseed;
random.seed(bseed + 2);
- cid_water_source = ndef->getId("mapgen_water_source");
- cid_cobble = ndef->getId("mapgen_cobble");
- cid_mossycobble = ndef->getId("mapgen_mossycobble");
- //cid_torch = ndef->getId("default:torch");
- cid_cobblestair = ndef->getId("stairs:stair_cobble");
-
// Dungeon generator doesn't modify places which have this set
- vmanip->clearFlag(VMANIP_FLAG_DUNGEON_INSIDE | VMANIP_FLAG_DUNGEON_PRESERVE);
+ vm->clearFlag(VMANIP_FLAG_DUNGEON_INSIDE | VMANIP_FLAG_DUNGEON_PRESERVE);
// Set all air and water to be untouchable to make dungeons open
// to caves and open air
for (s16 z = nmin.Z; z <= nmax.Z; z++) {
for (s16 y = nmin.Y; y <= nmax.Y; y++) {
- u32 i = vmanip->m_area.index(nmin.X, y, z);
+ u32 i = vm->m_area.index(nmin.X, y, z);
for (s16 x = nmin.X; x <= nmax.X; x++) {
- content_t c = vmanip->m_data[i].getContent();
- if (c == CONTENT_AIR || c == cid_water_source)
- vmanip->m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE;
+ content_t c = vm->m_data[i].getContent();
+ if (c == CONTENT_AIR || c == dp.c_water)
+ vm->m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE;
i++;
}
}
// Add it
makeDungeon(v3s16(1,1,1) * MAP_BLOCKSIZE);
-
+
// Convert some cobble to mossy cobble
- for (s16 z = nmin.Z; z <= nmax.Z; z++) {
+ 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 = vmanip->m_area.index(nmin.X, y, z);
+ u32 i = vm->m_area.index(nmin.X, y, z);
for (s16 x = nmin.X; x <= nmax.X; x++) {
- if (vmanip->m_data[i].getContent() == cid_cobble) {
- float wetness = NoisePerlin3D(np_wetness, x, y, z, mapseed);
- float density = NoisePerlin3D(np_density, x, y, z, blockseed);
- if (density < wetness / 3.0)
- vmanip->m_data[i].setContent(cid_mossycobble);
+ 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++;
}
void DungeonGen::makeDungeon(v3s16 start_padding)
{
- v3s16 areasize = vmanip->m_area.getExtent();
+ v3s16 areasize = vm->m_area.getExtent();
v3s16 roomsize;
v3s16 roomplace;
Find place for first room
*/
bool fits = false;
- for (u32 i = 0; i < 100; i++)
+ 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));
-
+ roomsize += dp.roomsize;
+
// start_padding is used to disallow starting the generation of
// a dungeon in a neighboring generation chunk
- roomplace = vmanip->m_area.MinEdge + start_padding + v3s16(
+ roomplace = vm->m_area.MinEdge + start_padding + v3s16(
random.range(0,areasize.X-roomsize.X-1-start_padding.X),
random.range(0,areasize.Y-roomsize.Y-1-start_padding.Y),
random.range(0,areasize.Z-roomsize.Z-1-start_padding.Z));
for (s16 x = 1; x < roomsize.X - 1; x++)
{
v3s16 p = roomplace + v3s16(x, y, z);
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & VMANIP_FLAG_DUNGEON_INSIDE)
- {
- fits = false;
- break;
- }
- if (vmanip->m_data[vi].getContent() == CONTENT_IGNORE)
- {
+ u32 vi = vm->m_area.index(p);
+ if ((vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_INSIDE) ||
+ vm->m_data[vi].getContent() == CONTENT_IGNORE) {
fits = false;
break;
}
}
- if (fits)
- break;
}
// No place found
if (fits == false)
makeRoom(roomsize, roomplace);
v3s16 room_center = roomplace + v3s16(roomsize.X / 2, 1, roomsize.Z / 2);
+ if (mg->gennotify & (1 << dp.notifytype)) {
+ std::vector <v3s16> *nvec = mg->gen_notifications[dp.notifytype];
+ nvec->push_back(room_center);
+ }
+#ifdef DGEN_USE_TORCHES
// Place torch at room center (for testing)
- //vmanip->m_data[vmanip->m_area.index(room_center)] = MapNode(cid_torch);
+ vm->m_data[vm->m_area.index(room_center)] = MapNode(c_torch);
+#endif
// Quit if last room
if (i == room_count - 1)
v3s16 walker_start_place;
- if(start_in_last_room)
- {
+ if (start_in_last_room) {
walker_start_place = last_room_center;
- }
- else
- {
+ } else {
walker_start_place = room_center;
// Store center of current room as the last one
last_room_center = room_center;
v3s16 doordir;
m_pos = walker_start_place;
- bool r = findPlaceForDoor(doorplace, doordir);
- if (r == false)
+ if (!findPlaceForDoor(doorplace, doordir))
return;
if (random.range(0,1) == 0)
// Find a place for a random sized room
roomsize = v3s16(random.range(4,8),random.range(4,6),random.range(4,8));
+ roomsize += dp.roomsize;
+
m_pos = corridor_end;
m_dir = corridor_end_dir;
- r = findPlaceForRoomDoor(roomsize, doorplace, doordir, roomplace);
- if (r == false)
+ if (!findPlaceForRoomDoor(roomsize, doorplace, doordir, roomplace))
return;
if (random.range(0,1) == 0)
void DungeonGen::makeRoom(v3s16 roomsize, v3s16 roomplace)
{
- MapNode n_cobble(cid_cobble);
+ MapNode n_cobble(dp.c_cobble);
MapNode n_air(CONTENT_AIR);
// Make +-X walls
{
{
v3s16 p = roomplace + v3s16(0, y, z);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
+ u32 vi = vm->m_area.index(p);
+ if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vmanip->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_cobble;
}
{
v3s16 p = roomplace + v3s16(roomsize.X - 1, y, z);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
+ u32 vi = vm->m_area.index(p);
+ if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vmanip->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_cobble;
}
}
{
{
v3s16 p = roomplace + v3s16(x, y, 0);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
+ u32 vi = vm->m_area.index(p);
+ if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vmanip->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_cobble;
}
{
v3s16 p = roomplace + v3s16(x, y, roomsize.Z - 1);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
+ u32 vi = vm->m_area.index(p);
+ if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vmanip->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_cobble;
}
}
{
{
v3s16 p = roomplace + v3s16(x, 0, z);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
+ u32 vi = vm->m_area.index(p);
+ if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vmanip->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_cobble;
}
{
v3s16 p = roomplace + v3s16(x,roomsize. Y - 1, z);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
+ u32 vi = vm->m_area.index(p);
+ if (vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE)
continue;
- vmanip->m_data[vi] = n_cobble;
+ vm->m_data[vi] = n_cobble;
}
}
for (s16 x = 1; x < roomsize.X - 1; x++)
{
v3s16 p = roomplace + v3s16(x, y, z);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- vmanip->m_flags[vi] |= VMANIP_FLAG_DUNGEON_UNTOUCHABLE;
- vmanip->m_data[vi] = n_air;
+ u32 vi = vm->m_area.index(p);
+ vm->m_flags[vi] |= VMANIP_FLAG_DUNGEON_UNTOUCHABLE;
+ vm->m_data[vi] = n_air;
}
}
for (s16 x = 0; x < size.X; x++)
{
v3s16 p = place + v3s16(x, y, z);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
continue;
- u32 vi = vmanip->m_area.index(p);
- if (vmanip->m_flags[vi] & avoid_flags)
+ u32 vi = vm->m_area.index(p);
+ if (vm->m_flags[vi] & avoid_flags)
continue;
- vmanip->m_flags[vi] |= or_flags;
- vmanip->m_data[vi] = n;
+ vm->m_flags[vi] |= or_flags;
+ vm->m_data[vi] = n;
}
}
void DungeonGen::makeHole(v3s16 place)
{
- makeFill(place, v3s16(1, 2, 1), 0, MapNode(CONTENT_AIR),
- VMANIP_FLAG_DUNGEON_INSIDE);
+ makeFill(place, dp.holesize, 0,
+ MapNode(CONTENT_AIR), VMANIP_FLAG_DUNGEON_INSIDE);
}
void DungeonGen::makeDoor(v3s16 doorplace, v3s16 doordir)
{
makeHole(doorplace);
+
+#ifdef DGEN_USE_TORCHES
// Place torch (for testing)
- //vmanip->m_data[vmanip->m_area.index(doorplace)] = MapNode(cid_torch);
+ vm->m_data[vm->m_area.index(doorplace)] = MapNode(c_torch);
+#endif
}
if (partcount != 0)
p.Y += make_stairs;
- if (vmanip->m_area.contains(p) == true &&
- vmanip->m_area.contains(p + v3s16(0, 1, 0)) == true) {
+ if (vm->m_area.contains(p) == true &&
+ vm->m_area.contains(p + v3s16(0, 1, 0)) == true) {
if (make_stairs) {
- makeFill(p + v3s16(-1, -1, -1), v3s16(3, 5, 3),
- VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(cid_cobble), 0);
+ makeFill(p + v3s16(-1, -1, -1), dp.holesize + v3s16(2, 3, 2),
+ VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(dp.c_cobble), 0);
makeHole(p);
makeHole(p - dir);
// TODO: fix stairs code so it works 100% (quite difficult)
// exclude stairs from the bottom step
- if (((make_stairs == 1) && i != 0) ||
- ((make_stairs == -1) && i != length - 1)) {
+ // exclude stairs from diagonal steps
+ if (((dir.X ^ dir.Z) & 1) &&
+ (((make_stairs == 1) && i != 0) ||
+ ((make_stairs == -1) && i != length - 1))) {
// rotate face 180 deg if making stairs backwards
int facedir = dir_to_facedir(dir * make_stairs);
- u32 vi = vmanip->m_area.index(p.X - dir.X, p.Y - 1, p.Z - dir.Z);
- if (vmanip->m_data[vi].getContent() == cid_cobble)
- vmanip->m_data[vi] = MapNode(cid_cobblestair, 0, facedir);
+ 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)
+ vm->m_data[vi] = MapNode(dp.c_stair, 0, facedir);
- vi = vmanip->m_area.index(p.X, p.Y, p.Z);
- if (vmanip->m_data[vi].getContent() == cid_cobble)
- vmanip->m_data[vi] = MapNode(cid_cobblestair, 0, facedir);
+ vi = vm->m_area.index(p.X, p.Y, p.Z);
+ if (vm->m_data[vi].getContent() == dp.c_cobble)
+ vm->m_data[vi] = MapNode(dp.c_stair, 0, facedir);
}
} else {
- makeFill(p + v3s16(-1, -1, -1), v3s16(3, 4, 3),
- VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(cid_cobble), 0);
+ makeFill(p + v3s16(-1, -1, -1), dp.holesize + v3s16(2, 2, 2),
+ VMANIP_FLAG_DUNGEON_UNTOUCHABLE, MapNode(dp.c_cobble), 0);
makeHole(p);
}
{
v3s16 p = m_pos + m_dir;
v3s16 p1 = p + v3s16(0, 1, 0);
- if (vmanip->m_area.contains(p) == false
- || vmanip->m_area.contains(p1) == false
+ if (vm->m_area.contains(p) == false
+ || vm->m_area.contains(p1) == false
|| i % 4 == 0)
{
randomizeDir();
continue;
}
- if (vmanip->getNodeNoExNoEmerge(p).getContent() == cid_cobble
- && vmanip->getNodeNoExNoEmerge(p1).getContent() == cid_cobble)
+ if (vm->getNodeNoExNoEmerge(p).getContent() == dp.c_cobble
+ && vm->getNodeNoExNoEmerge(p1).getContent() == dp.c_cobble)
{
// Found wall, this is a good place!
result_place = p;
Determine where to move next
*/
// Jump one up if the actual space is there
- if (vmanip->getNodeNoExNoEmerge(p+v3s16(0,0,0)).getContent() == cid_cobble
- && vmanip->getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent() == CONTENT_AIR
- && vmanip->getNodeNoExNoEmerge(p+v3s16(0,2,0)).getContent() == CONTENT_AIR)
+ if (vm->getNodeNoExNoEmerge(p+v3s16(0,0,0)).getContent() == dp.c_cobble
+ && vm->getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent() == CONTENT_AIR
+ && vm->getNodeNoExNoEmerge(p+v3s16(0,2,0)).getContent() == 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() == cid_cobble
- && vmanip->getNodeNoExNoEmerge(p+v3s16(0,0,0)).getContent() == CONTENT_AIR
- && vmanip->getNodeNoExNoEmerge(p+v3s16(0,-1,0)).getContent() == CONTENT_AIR)
+ if (vm->getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent() == dp.c_cobble
+ && vm->getNodeNoExNoEmerge(p+v3s16(0,0,0)).getContent() == CONTENT_AIR
+ && vm->getNodeNoExNoEmerge(p+v3s16(0,-1,0)).getContent() == CONTENT_AIR)
p += v3s16(0,-1,0);
// Check if walking is now possible
- if (vmanip->getNodeNoExNoEmerge(p).getContent() != CONTENT_AIR
- || vmanip->getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent() != CONTENT_AIR)
+ if (vm->getNodeNoExNoEmerge(p).getContent() != CONTENT_AIR
+ || vm->getNodeNoExNoEmerge(p+v3s16(0,1,0)).getContent() != CONTENT_AIR)
{
// Cannot continue walking here
randomizeDir();
for (s16 x = 1; x < roomsize.X - 1; x++)
{
v3s16 p = roomplace + v3s16(x, y, z);
- if (vmanip->m_area.contains(p) == false)
+ if (vm->m_area.contains(p) == false)
{
fits = false;
break;
}
- if (vmanip->m_flags[vmanip->m_area.index(p)]
+ if (vm->m_flags[vm->m_area.index(p)]
& VMANIP_FLAG_DUNGEON_INSIDE)
{
fits = false;
}
-v3s16 rand_ortho_dir(PseudoRandom &random)
+v3s16 rand_ortho_dir(PseudoRandom &random, bool diagonal_dirs)
{
- if (random.next() % 2 == 0)
- return random.next() % 2 ? v3s16(-1, 0, 0) : v3s16(1, 0, 0);
- else
- return random.next() % 2 ? v3s16(0, 0, -1) : v3s16(0, 0, 1);
+ // Make diagonal directions somewhat rare
+ if (diagonal_dirs && (random.next() % 4 == 0)) {
+ v3s16 dir;
+ int trycount = 0;
+
+ do {
+ trycount++;
+ dir = v3s16(random.next() % 3 - 1, 0, random.next() % 3 - 1);
+ } while ((dir.X == 0 && dir.Z == 0) && trycount < 10);
+
+ return dir;
+ } else {
+ if (random.next() % 2 == 0)
+ return random.next() % 2 ? v3s16(-1, 0, 0) : v3s16(1, 0, 0);
+ else
+ return random.next() % 2 ? v3s16(0, 0, -1) : v3s16(0, 0, 1);
+ }
}