/*
Minetest
-Copyright (C) 2010-2015 celeron55, Perttu Ahola <celeron55@gmail.com>
-Copyright (C) 2013-2016 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
-Copyright (C) 2015-2017 paramat
+Copyright (C) 2010-2018 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2013-2018 kwolekr, Ryan Kwolek <kwolekr@minetest.net>
+Copyright (C) 2015-2018 paramat
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
if (ndef->get(n).walkable)
break;
- vm->m_area.add_y(em, i, -1);
+ VoxelArea::add_y(em, i, -1);
}
return (y >= y_nodes_min) ? y : y_nodes_min - 1;
}
if (ndef->get(n).walkable)
break;
- vm->m_area.add_y(em, i, -1);
+ VoxelArea::add_y(em, i, -1);
}
return (y >= ymin) ? y : -MAX_MAP_GENERATION_LIMIT;
}
if (ndef->get(n).isLiquid())
break;
- vm->m_area.add_y(em, i, -1);
+ VoxelArea::add_y(em, i, -1);
}
return (y >= ymin) ? y : -MAX_MAP_GENERATION_LIMIT;
}
void Mapgen::getSurfaces(v2s16 p2d, s16 ymin, s16 ymax,
- s16 *floors, s16 *ceilings, u16 *num_floors, u16 *num_ceilings)
+ std::vector<s16> &floors, std::vector<s16> &ceilings)
{
- u16 floor_i = 0;
- u16 ceiling_i = 0;
const v3s16 &em = vm->m_area.getExtent();
bool is_walkable = false;
u32 vi = vm->m_area.index(p2d.X, ymax, p2d.Y);
MapNode mn_max = vm->m_data[vi];
bool walkable_above = ndef->get(mn_max).walkable;
- vm->m_area.add_y(em, vi, -1);
+ VoxelArea::add_y(em, vi, -1);
for (s16 y = ymax - 1; y >= ymin; y--) {
MapNode mn = vm->m_data[vi];
is_walkable = ndef->get(mn).walkable;
if (is_walkable && !walkable_above) {
- floors[floor_i] = y;
- floor_i++;
+ floors.push_back(y);
} else if (!is_walkable && walkable_above) {
- ceilings[ceiling_i] = y + 1;
- ceiling_i++;
+ ceilings.push_back(y + 1);
}
- vm->m_area.add_y(em, vi, -1);
+ VoxelArea::add_y(em, vi, -1);
walkable_above = is_walkable;
}
-
- *num_floors = floor_i;
- *num_ceilings = ceiling_i;
}
inline bool Mapgen::isLiquidHorizontallyFlowable(u32 vi, v3s16 em)
{
u32 vi_neg_x = vi;
- vm->m_area.add_x(em, vi_neg_x, -1);
+ VoxelArea::add_x(em, vi_neg_x, -1);
if (vm->m_data[vi_neg_x].getContent() != CONTENT_IGNORE) {
const ContentFeatures &c_nx = ndef->get(vm->m_data[vi_neg_x]);
if (c_nx.floodable && !c_nx.isLiquid())
return true;
}
u32 vi_pos_x = vi;
- vm->m_area.add_x(em, vi_pos_x, +1);
+ VoxelArea::add_x(em, vi_pos_x, +1);
if (vm->m_data[vi_pos_x].getContent() != CONTENT_IGNORE) {
const ContentFeatures &c_px = ndef->get(vm->m_data[vi_pos_x]);
if (c_px.floodable && !c_px.isLiquid())
return true;
}
u32 vi_neg_z = vi;
- vm->m_area.add_z(em, vi_neg_z, -1);
+ VoxelArea::add_z(em, vi_neg_z, -1);
if (vm->m_data[vi_neg_z].getContent() != CONTENT_IGNORE) {
const ContentFeatures &c_nz = ndef->get(vm->m_data[vi_neg_z]);
if (c_nz.floodable && !c_nz.isLiquid())
return true;
}
u32 vi_pos_z = vi;
- vm->m_area.add_z(em, vi_pos_z, +1);
+ VoxelArea::add_z(em, vi_pos_z, +1);
if (vm->m_data[vi_pos_z].getContent() != CONTENT_IGNORE) {
const ContentFeatures &c_pz = ndef->get(vm->m_data[vi_pos_z]);
if (c_pz.floodable && !c_pz.isLiquid())
} else {
// This is the topmost node below a liquid column
u32 vi_above = vi;
- vm->m_area.add_y(em, vi_above, 1);
+ VoxelArea::add_y(em, vi_above, 1);
if (!waspushed && (ndef->get(vm->m_data[vi]).floodable ||
(!waschecked && isLiquidHorizontallyFlowable(vi_above, em)))) {
// Push back the lowest node in the column which is one
wasliquid = isliquid;
wasignored = isignored;
- vm->m_area.add_y(em, vi, -1);
+ VoxelArea::add_y(em, vi, -1);
}
}
}
propagate_shadow) {
continue;
}
- vm->m_area.add_y(em, i, -1);
+ VoxelArea::add_y(em, i, -1);
for (int y = a.MaxEdge.Y; y >= a.MinEdge.Y; y--) {
MapNode &n = vm->m_data[i];
if (!ndef->get(n).sunlight_propagates)
break;
n.param1 = LIGHT_SUN;
- vm->m_area.add_y(em, i, -1);
+ VoxelArea::add_y(em, i, -1);
}
}
}
}
-void MapgenBasic::generateBiomes(MgStoneType *mgstone_type,
- content_t *biome_stone)
+void MapgenBasic::generateBiomes()
{
// can't generate biomes without a biome generator!
assert(biomegen);
const v3s16 &em = vm->m_area.getExtent();
u32 index = 0;
- MgStoneType stone_type = MGSTONE_OTHER;
- content_t c_biome_stone = c_stone;
noise_filler_depth->perlinMap2D(node_min.X, node_min.Z);
if (is_stone_surface || is_water_surface) {
// (Re)calculate biome
- biome = biomegen->getBiomeAtIndex(index, y);
+ biome = biomegen->getBiomeAtIndex(index, v3s16(x, y, z));
if (biomemap[index] == BIOME_NONE && is_stone_surface)
biomemap[index] = biome->index;
noise_filler_depth->result[index], 0.0f);
depth_water_top = biome->depth_water_top;
depth_riverbed = biome->depth_riverbed;
- biome_y_min = biome->y_min;
-
- // Detect stone type for dungeons during every biome calculation.
- // If none detected the last selected biome stone is chosen.
- if (biome->c_stone == c_stone)
- stone_type = MGSTONE_STONE;
- else if (biome->c_stone == c_desert_stone)
- stone_type = MGSTONE_DESERT_STONE;
- else if (biome->c_stone == c_sandstone)
- stone_type = MGSTONE_SANDSTONE;
-
- c_biome_stone = biome->c_stone;
+ biome_y_min = biome->min_pos.Y;
}
if (c == c_stone) {
water_above = false;
}
- vm->m_area.add_y(em, vi, -1);
+ VoxelArea::add_y(em, vi, -1);
}
}
-
- *mgstone_type = stone_type;
- *biome_stone = c_biome_stone;
}
if (vm->m_data[vi].getContent() != CONTENT_AIR)
break;
- vm->m_area.add_y(em, vi, -1);
+ VoxelArea::add_y(em, vi, -1);
}
content_t c = vm->m_data[vi].getContent();
dtype == NDT_GLASSLIKE_FRAMED ||
dtype == NDT_ALLFACES) &&
ndef->get(c).walkable && c != biome->c_dust) {
- vm->m_area.add_y(em, vi, 1);
+ VoxelArea::add_y(em, vi, 1);
vm->m_data[vi] = MapNode(biome->c_dust);
}
}
}
-void MapgenBasic::generateCaves(s16 max_stone_y, s16 large_cave_depth)
+void MapgenBasic::generateCavesNoiseIntersection(s16 max_stone_y)
{
- if (max_stone_y < node_min.Y)
+ if (node_min.Y > max_stone_y)
return;
CavesNoiseIntersection caves_noise(ndef, m_bmgr, csize,
&np_cave1, &np_cave2, seed, cave_width);
caves_noise.generateCaves(vm, node_min, node_max, biomemap);
+}
+
- if (node_max.Y > large_cave_depth)
+void MapgenBasic::generateCavesRandomWalk(s16 max_stone_y, s16 large_cave_depth)
+{
+ if (node_min.Y > max_stone_y || node_max.Y > large_cave_depth)
return;
PseudoRandom ps(blockseed + 21343);
u32 bruises_count = ps.range(0, 2);
+
for (u32 i = 0; i < bruises_count; i++) {
CavesRandomWalk cave(ndef, &gennotify, seed, water_level,
- c_water_source, CONTENT_IGNORE, lava_depth);
+ c_water_source, c_lava_source, lava_depth, biomegen);
- cave.makeCave(vm, node_min, node_max, &ps, true, max_stone_y, heightmap);
+ cave.makeCave(vm, node_min, node_max, &ps, true, max_stone_y,
+ heightmap);
}
}
-bool MapgenBasic::generateCaverns(s16 max_stone_y)
+bool MapgenBasic::generateCavernsNoise(s16 max_stone_y)
{
if (node_min.Y > max_stone_y || node_min.Y > cavern_limit)
return false;
}
-void MapgenBasic::generateDungeons(s16 max_stone_y,
- MgStoneType stone_type, content_t biome_stone)
+void MapgenBasic::generateDungeons(s16 max_stone_y)
{
if (max_stone_y < node_min.Y)
return;
+ // Get biome at mapchunk midpoint
+ v3s16 chunk_mid = node_min + (node_max - node_min) / v3s16(2, 2, 2);
+ Biome *biome = (Biome *)biomegen->getBiomeAtPoint(chunk_mid);
+
DungeonParams dp;
dp.seed = seed;
- dp.c_water = c_water_source;
- dp.c_river_water = c_river_water_source;
-
dp.only_in_ground = true;
dp.corridor_len_min = 1;
dp.corridor_len_max = 13;
dp.rooms_min = 2;
dp.rooms_max = 16;
- dp.y_min = -MAX_MAP_GENERATION_LIMIT;
- dp.y_max = MAX_MAP_GENERATION_LIMIT;
dp.np_density = nparams_dungeon_density;
dp.np_alt_wall = nparams_dungeon_alt_wall;
- switch (stone_type) {
- default:
- case MGSTONE_STONE:
+ // Biome-defined dungeon nodes
+ if (biome->c_dungeon != CONTENT_IGNORE) {
+ dp.c_wall = biome->c_dungeon;
+ // If 'node_dungeon_alt' is not defined by biome, it and dp.c_alt_wall
+ // become CONTENT_IGNORE which skips the alt wall node placement loop in
+ // dungeongen.cpp.
+ dp.c_alt_wall = biome->c_dungeon_alt;
+ // Stairs fall back to 'c_dungeon' if not defined by biome
+ dp.c_stair = (biome->c_dungeon_stair != CONTENT_IGNORE) ?
+ biome->c_dungeon_stair : biome->c_dungeon;
+
+ dp.diagonal_dirs = false;
+ dp.holesize = v3s16(2, 2, 2);
+ dp.room_size_min = v3s16(6, 4, 6);
+ dp.room_size_max = v3s16(10, 6, 10);
+ dp.room_size_large_min = v3s16(10, 8, 10);
+ dp.room_size_large_max = v3s16(18, 16, 18);
+ dp.notifytype = GENNOTIFY_DUNGEON;
+
+ // Otherwise classic behaviour
+ } else if (biome->c_stone == c_stone) {
dp.c_wall = c_cobble;
dp.c_alt_wall = c_mossycobble;
dp.c_stair = c_stair_cobble;
dp.room_size_large_min = v3s16(8, 8, 8);
dp.room_size_large_max = v3s16(16, 16, 16);
dp.notifytype = GENNOTIFY_DUNGEON;
- break;
- case MGSTONE_DESERT_STONE:
+
+ } else if (biome->c_stone == c_desert_stone) {
dp.c_wall = c_desert_stone;
dp.c_alt_wall = CONTENT_IGNORE;
dp.c_stair = c_stair_desert_stone;
dp.room_size_large_min = v3s16(10, 13, 10);
dp.room_size_large_max = v3s16(18, 21, 18);
dp.notifytype = GENNOTIFY_TEMPLE;
- break;
- case MGSTONE_SANDSTONE:
+
+ } else if (biome->c_stone == c_sandstone) {
dp.c_wall = c_sandstonebrick;
dp.c_alt_wall = CONTENT_IGNORE;
dp.c_stair = c_stair_sandstone_block;
dp.room_size_large_min = v3s16(10, 8, 10);
dp.room_size_large_max = v3s16(18, 16, 18);
dp.notifytype = GENNOTIFY_DUNGEON;
- break;
- case MGSTONE_OTHER:
- dp.c_wall = biome_stone;
- dp.c_alt_wall = biome_stone;
- dp.c_stair = biome_stone;
+
+ // Fallback to using biome 'node_stone'
+ } else {
+ dp.c_wall = biome->c_stone;
+ dp.c_alt_wall = CONTENT_IGNORE;
+ dp.c_stair = biome->c_stone;
dp.diagonal_dirs = false;
- dp.holesize = v3s16(1, 2, 1);
- dp.room_size_min = v3s16(4, 4, 4);
- dp.room_size_max = v3s16(8, 6, 8);
- dp.room_size_large_min = v3s16(8, 8, 8);
- dp.room_size_large_max = v3s16(16, 16, 16);
+ dp.holesize = v3s16(2, 2, 2);
+ dp.room_size_min = v3s16(6, 4, 6);
+ dp.room_size_max = v3s16(10, 6, 10);
+ dp.room_size_large_min = v3s16(10, 8, 10);
+ dp.room_size_large_max = v3s16(18, 16, 18);
dp.notifytype = GENNOTIFY_DUNGEON;
- break;
}
DungeonGen dgen(ndef, &gennotify, &dp);
void GenerateNotifier::getEvents(
- std::map<std::string, std::vector<v3s16> > &event_map,
- bool peek_events)
+ std::map<std::string, std::vector<v3s16> > &event_map)
{
std::list<GenNotifyEvent>::iterator it;
event_map[name].push_back(gn.pos);
}
+}
+
- if (!peek_events)
- m_notify_events.clear();
+void GenerateNotifier::clearEvents()
+{
+ m_notify_events.clear();
}
bparams->writeParams(settings);
}
-// Calculate edges of outermost generated mapchunks (less than
-// 'mapgen_limit'), and corresponding exact limits for SAO entities.
+
+// Calculate exact edges of the outermost mapchunks that are within the
+// set 'mapgen_limit'.
void MapgenParams::calcMapgenEdges()
{
- if (m_mapgen_edges_calculated)
- return;
-
// Central chunk offset, in blocks
s16 ccoff_b = -chunksize / 2;
// Chunksize, in nodes
// Mapgen edges, in nodes
mapgen_edge_min = ccmin - numcmin * csize_n;
mapgen_edge_max = ccmax + numcmax * csize_n;
- // SAO position limits, in Irrlicht units
- m_sao_limit_min = mapgen_edge_min * BS - 3.0f;
- m_sao_limit_max = mapgen_edge_max * BS + 3.0f;
m_mapgen_edges_calculated = true;
}
-bool MapgenParams::saoPosOverLimit(const v3f &p)
+s32 MapgenParams::getSpawnRangeMax()
{
if (!m_mapgen_edges_calculated)
calcMapgenEdges();
- return p.X < m_sao_limit_min ||
- p.X > m_sao_limit_max ||
- p.Y < m_sao_limit_min ||
- p.Y > m_sao_limit_max ||
- p.Z < m_sao_limit_min ||
- p.Z > m_sao_limit_max;
-}
-
-
-s32 MapgenParams::getSpawnRangeMax()
-{
- calcMapgenEdges();
-
return MYMIN(-mapgen_edge_min, mapgen_edge_max);
}
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