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Dungeongen: Remove floating frames 

Preserves the rare unbroken protruding dungeons
Fix random range for first room roomplace
Fix checked volume for first room 'fits' bool
and check for 'untouchable' flag instead of 'inside'
Remove 'enable floating dungeons' setting
This commit is contained in:
paramat 2015-08-27 02:50:45 +01:00
parent 3304e1e517
commit 17b7b7c85f
3 changed files with 16 additions and 17 deletions
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11
minetest.conf.example
View File

@ -516,18 +516,19 @@
# Mapgen stuff
#
# Name of map generator to be used. Currently supported: v5, v6, v7, singlenode.
# Name of map generator to be used.
# Currently supported: v5, v6, v7, singlenode.
#mg_name = v6
# Water surface level of map
#water_level = 1
# Size of chunks to be generated, stated in mapblocks (16 nodes)
#chunksize = 5
# Global map generation attributes. Currently supported: trees, caves, flat, dungeons, light.
# Global map generation attributes.
# Currently supported: trees, caves, flat, dungeons, light.
# Flags that are not specified in the flag string are not modified from the default.
# To explicitly turn off a flag, prepend "no" to the beginning, e.g. nolight.
# 'trees' and 'flat' flags only have effect in mgv6.
#mg_flags = trees, caves, dungeons, light
# Enable/disable floating dungeons and dungeon slices
#enable_floating_dungeons = true
# Map generation attributes specific to Mapgen V6.
# Currently supported: jungles, biomeblend, mudflow, snowbiomes.
@ -540,11 +541,13 @@
# Map generation attributes specific to Mapgen V7.
# Currently supported: mountains, ridges.
# 'ridges' are the rivers.
#mgv7_spflags = mountains, ridges
# Perlin noise attributes for different map generation parameters.
# Noise parameters can be specified as a set of positional values:
# Offset, scale, (spread factors), seed offset, number of octaves, persistence, lacunarity.
# For example:
#mgv6_np_terrain_base = -4, 20, (250, 250, 250), 82341, 5, 0.6, 2.0
# Or the new group format can be used instead, for example:
#mgv6_np_terrain_base = {

1
src/defaultsettings.cpp
View File

@ -312,7 +312,6 @@ void set_default_settings(Settings *settings)
settings->setDefault("chunksize", "5");
settings->setDefault("mg_flags", "dungeons");
settings->setDefault("mgv6_spflags", "jungles, snowbiomes");
settings->setDefault("enable_floating_dungeons", "true");
// IPv6
settings->setDefault("enable_ipv6", "true");

21
src/dungeongen.cpp
View File

@ -80,17 +80,14 @@ void DungeonGen::generate(u32 bseed, v3s16 nmin, v3s16 nmax)
// Dungeon generator doesn't modify places which have this set
vm->clearFlag(VMANIP_FLAG_DUNGEON_INSIDE | VMANIP_FLAG_DUNGEON_PRESERVE);
bool no_float = !g_settings->getBool("enable_floating_dungeons");
// Set all air and water (and optionally ignore) to be untouchable
// 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 = vm->m_area.index(nmin.X, y, z);
for (s16 x = nmin.X; x <= nmax.X; x++) {
content_t c = vm->m_data[i].getContent();
if (c == CONTENT_AIR || c == dp.c_water ||
(no_float && c == CONTENT_IGNORE))
if (c == CONTENT_AIR || c == dp.c_water)
vm->m_flags[i] |= VMANIP_FLAG_DUNGEON_PRESERVE;
i++;
}
@ -141,21 +138,21 @@ void DungeonGen::makeDungeon(v3s16 start_padding)
// 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 - 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));
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));
/*
Check that we're not putting the room to an unknown place,
otherwise it might end up floating in the air
*/
fits = true;
for (s16 z = 1; z < roomsize.Z - 1; z++)
for (s16 y = 1; y < roomsize.Y - 1; y++)
for (s16 x = 1; x < roomsize.X - 1; x++) {
for (s16 z = 0; z < roomsize.Z; z++)
for (s16 y = 0; y < roomsize.Y; y++)
for (s16 x = 0; x < roomsize.X; x++) {
v3s16 p = roomplace + v3s16(x, y, z);
u32 vi = vm->m_area.index(p);
if ((vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_INSIDE) ||
if ((vm->m_flags[vi] & VMANIP_FLAG_DUNGEON_UNTOUCHABLE) ||
vm->m_data[vi].getContent() == CONTENT_IGNORE) {
fits = false;
break;