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Readded and optimized mapgen V6

This commit is contained in:
kwolekr 2012-12-22 00:34:35 -05:00 committed by Perttu Ahola
parent bddd5f2b98
commit d5029958b9
12 changed files with 1720 additions and 204 deletions
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27
games/minimal/mods/default/init.lua
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@ -1587,7 +1587,7 @@ minetest.register_alias("mapgen_stone_with_iron", "default:stone_with_iron")
minetest.register_alias("mapgen_mese", "default:mese") minetest.register_alias("mapgen_mese", "default:mese")
minetest.register_biome_groups({ minetest.register_biome_groups({
0.35, 0.30, 0.20 0.35, 0.10, 0.30
}) })
-- --
@ -1619,7 +1619,7 @@ minetest.register_biome({
num_top_nodes = 5, num_top_nodes = 5,
height_min = -3000, height_min = -3000,
height_max = 3000, height_max = 3000,
heat_min = 60.0, heat_min = 5.0,
heat_max = 100.0, heat_max = 100.0,
humidity_min = 0.0, humidity_min = 0.0,
humidity_max = 100.0, humidity_max = 100.0,
@ -1627,6 +1627,23 @@ minetest.register_biome({
offset = 5.0, offset = 5.0,
}) })
minetest.register_biome({
group_id = 1,
name = "Gravel Beach",
terrain_type = "normal",
node_top = "default:gravel",
node_filler = "default:cobble",
num_top_nodes = 5,
height_min = -3000,
height_max = 3000,
heat_min = -50.0,
heat_max = 5.0,
humidity_min = 0.0,
humidity_max = 100.0,
scale = 5.0,
offset = 5.0,
})
minetest.register_biome({ minetest.register_biome({
group_id = 2, group_id = 2,
name = "Land", name = "Land",
@ -1641,7 +1658,7 @@ minetest.register_biome({
humidity_min = 0.0, humidity_min = 0.0,
humidity_max = 100.0, humidity_max = 100.0,
scale = 12.0, scale = 12.0,
offset = 10.0, offset = 20.0,
}) })
minetest.register_biome({ minetest.register_biome({
@ -1657,8 +1674,8 @@ minetest.register_biome({
heat_max = 100.0, heat_max = 100.0,
humidity_min = 0.0, humidity_min = 0.0,
humidity_max = 100.0, humidity_max = 100.0,
scale = 70.0, scale = 60.0,
offset = 30.0, offset = 20.0,
}) })

1
src/CMakeLists.txt
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@ -188,6 +188,7 @@ set(common_SRCS
log.cpp log.cpp
content_sao.cpp content_sao.cpp
mapgen.cpp mapgen.cpp
mapgen_v6.cpp
treegen.cpp treegen.cpp
content_nodemeta.cpp content_nodemeta.cpp
content_mapnode.cpp content_mapnode.cpp

61
src/biome.cpp
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@ -20,6 +20,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "biome.h" #include "biome.h"
#include "nodedef.h" #include "nodedef.h"
#include "map.h" //for ManualMapVoxelManipulator #include "map.h" //for ManualMapVoxelManipulator
#include "log.h"
#include "main.h" #include "main.h"
#define BT_NONE 0 #define BT_NONE 0
@ -64,15 +65,15 @@ int bg4_biomes[] = {BT_HILLS, BT_EXTREMEHILLS, BT_MOUNTAINS, BT_DESERT, BT_DESE
float bg5_temps[] = {5.0, 40.0}; float bg5_temps[] = {5.0, 40.0};
int bg5_biomes[] = {BT_LAKE, BT_PLAINS, BT_DESERT};*/ int bg5_biomes[] = {BT_LAKE, BT_PLAINS, BT_DESERT};*/
NoiseParams np_default = {0.0, 20.0, v3f(250., 250., 250.), 82341, 5, 0.6}; NoiseParams np_default = {20.0, 15.0, v3f(250., 250., 250.), 82341, 5, 0.6};
BiomeDefManager::BiomeDefManager(IGameDef *gamedef) { BiomeDefManager::BiomeDefManager(IGameDef *gamedef) {
this->m_gamedef = gamedef; this->m_gamedef = gamedef;
this->ndef = gamedef->ndef(); this->ndef = gamedef->ndef();
bgroups.push_back(new std::vector<Biome *>); //the initial biome group //the initial biome group
//addDefaultBiomes(); //can't do this in the ctor, too early bgroups.push_back(new std::vector<Biome *>);
} }
@ -106,20 +107,26 @@ void BiomeDefManager::addBiomeGroup(float freq) {
newfreq += bgroup_freqs[size - 1]; newfreq += bgroup_freqs[size - 1];
bgroup_freqs.push_back(newfreq); bgroup_freqs.push_back(newfreq);
bgroups.push_back(new std::vector<Biome *>); bgroups.push_back(new std::vector<Biome *>);
printf("added biome with freq %f\n", newfreq);
verbosestream << "BiomeDefManager: added biome group with frequency " <<
newfreq << std::endl;
} }
void BiomeDefManager::addBiome(int groupid, Biome *b) { void BiomeDefManager::addBiome(Biome *b) {
std::vector<Biome *> *bgroup; std::vector<Biome *> *bgroup;
if (groupid >= bgroups.size()) { if (b->groupid >= bgroups.size()) {
printf("blahblahblah"); errorstream << "BiomeDefManager: attempted to add biome '" << b->name
<< "' to nonexistent biome group " << b->groupid << std::endl;
return; return;
} }
bgroup = bgroups[groupid]; bgroup = bgroups[b->groupid];
bgroup->push_back(b); bgroup->push_back(b);
verbosestream << "BiomeDefManager: added biome '" << b->name <<
"' to biome group " << b->groupid << std::endl;
} }
@ -156,7 +163,7 @@ Biome *BiomeDefManager::getBiome(float bgfreq, float heat, float humidity) {
int nbiomes = bgroup->size(); int nbiomes = bgroup->size();
for (i = 0; i != nbiomes; i++) { for (i = 0; i != nbiomes; i++) {
b = bgroup->operator[](i);/////////////////////////// b = bgroup->operator[](i);
if (heat >= b->heat_min && heat <= b->heat_max && if (heat >= b->heat_min && heat <= b->heat_max &&
humidity >= b->humidity_min && humidity <= b->humidity_max) humidity >= b->humidity_min && humidity <= b->humidity_max)
return b; return b;
@ -174,9 +181,24 @@ int Biome::getSurfaceHeight(float noise_terrain) {
} }
void Biome::genColumn(Mapgen *mg, int x, int z, int y1, int y2) { void Biome::genColumn(MapgenV7 *mg, int x, int z, int y1, int y2) {
int i = (z - mg->node_min.Z) * mg->csize.Z + (x - mg->node_min.X); int i = (z - mg->node_min.Z) * mg->csize.Z + (x - mg->node_min.X);
int surfaceh = np->offset + np->scale * mg->map_terrain[i]; int surfaceh = np->offset + np->scale * mg->map_terrain[i];
/*///experimental
if (groupid > 0) {
float prevfreq = mg->biomedef->bgroup_freqs[groupid - 1];
float range = mg->biomedef->bgroup_freqs[groupid] - prevfreq;
float factor = (mg->map_bgroup[i] - prevfreq) / range;
std::vector<Biome *> *bg = mg->biomedef->bgroups[groupid - 1];
Biome *b = (*bg)[0];
int h1 = b->np->offset + b->np->scale * mg->map_terrain[i];
surfaceh += (int)round((surfaceh - h1) * factor);
//printf("h1: %d, surfaceh: %d, factor %f\n", h1, surfaceh, factor);
}*/
int y = y1; int y = y1;
i = mg->vmanip->m_area.index(x, y, z); i = mg->vmanip->m_area.index(x, y, z);
@ -189,12 +211,10 @@ void Biome::genColumn(Mapgen *mg, int x, int z, int y1, int y2) {
} }
///////////////////////////// [ Ocean biome ] ///////////////////////////////// ///////////////////////////// [ Ocean biome ] /////////////////////////////////
void BiomeLiquid::genColumn(MapgenV7 *mg, int x, int z, int y1, int y2) {
void BiomeLiquid::genColumn(Mapgen *mg, int x, int z, int y1, int y2) {
int i = (z - mg->node_min.Z) * mg->csize.Z + (x - mg->node_min.X); int i = (z - mg->node_min.Z) * mg->csize.Z + (x - mg->node_min.X);
int surfaceh = np->offset + np->scale * mg->map_terrain[i]; int surfaceh = np->offset + np->scale * mg->map_terrain[i];
int y = y1; int y = y1;
@ -219,7 +239,7 @@ int BiomeHell::getSurfaceHeight(float noise_terrain) {
} }
void BiomeHell::genColumn(Mapgen *mg, int x, int z, int y1, int y2) { void BiomeHell::genColumn(MapgenV7 *mg, int x, int z, int y1, int y2) {
} }
@ -232,7 +252,7 @@ int BiomeAether::getSurfaceHeight(float noise_terrain) {
} }
void BiomeAether::genColumn(Mapgen *mg, int x, int z, int y1, int y2) { void BiomeAether::genColumn(MapgenV7 *mg, int x, int z, int y1, int y2) {
} }
@ -245,6 +265,15 @@ int BiomeSuperflat::getSurfaceHeight(float noise_terrain) {
} }
void BiomeSuperflat::genColumn(Mapgen *mg, int x, int z, int y1, int y2) { void BiomeSuperflat::genColumn(MapgenV7 *mg, int x, int z, int y1, int y2) {
int surfaceh = ntopnodes;
int y = y1;
int i = mg->vmanip->m_area.index(x, y, z);
for (; y <= surfaceh - ntopnodes && y <= y2; y++, i += mg->ystride)
mg->vmanip->m_data[i] = n_filler;
for (; y <= surfaceh && y <= y2; y++, i += mg->ystride)
mg->vmanip->m_data[i] = n_top;
for (; y <= y2; y++, i += mg->ystride)
mg->vmanip->m_data[i] = mg->n_air;
} }

15
src/biome.h
View File

@ -42,7 +42,8 @@ public:
MapNode n_top; MapNode n_top;
MapNode n_filler; MapNode n_filler;
s16 ntopnodes; s16 ntopnodes;
s16 flags; s8 groupid;
s8 flags;
s16 height_min; s16 height_min;
s16 height_max; s16 height_max;
float heat_min; float heat_min;
@ -52,26 +53,26 @@ public:
std::string name; std::string name;
NoiseParams *np; NoiseParams *np;
virtual void genColumn(Mapgen *mg, int x, int z, int y1, int y2); virtual void genColumn(MapgenV7 *mg, int x, int z, int y1, int y2);
virtual int getSurfaceHeight(float noise_terrain); virtual int getSurfaceHeight(float noise_terrain);
}; };
class BiomeLiquid : public Biome { class BiomeLiquid : public Biome {
virtual void genColumn(Mapgen *mg, int x, int z, int y1, int y2); virtual void genColumn(MapgenV7 *mg, int x, int z, int y1, int y2);
}; };
class BiomeHell : public Biome { class BiomeHell : public Biome {
virtual void genColumn(Mapgen *mg, int x, int z, int y1, int y2); virtual void genColumn(MapgenV7 *mg, int x, int z, int y1, int y2);
virtual int getSurfaceHeight(float noise_terrain); virtual int getSurfaceHeight(float noise_terrain);
}; };
class BiomeAether : public Biome { class BiomeAether : public Biome {
virtual void genColumn(Mapgen *mg, int x, int z, int y1, int y2); virtual void genColumn(MapgenV7 *mg, int x, int z, int y1, int y2);
virtual int getSurfaceHeight(float noise_terrain); virtual int getSurfaceHeight(float noise_terrain);
}; };
class BiomeSuperflat : public Biome { class BiomeSuperflat : public Biome {
virtual void genColumn(Mapgen *mg, int x, int z, int y1, int y2); virtual void genColumn(MapgenV7 *mg, int x, int z, int y1, int y2);
virtual int getSurfaceHeight(float noise_terrain); virtual int getSurfaceHeight(float noise_terrain);
}; };
@ -90,7 +91,7 @@ public:
Biome *getBiome(float bgfreq, float heat, float humidity); Biome *getBiome(float bgfreq, float heat, float humidity);
void addBiomeGroup(float freq); void addBiomeGroup(float freq);
void addBiome(int groupid, Biome *b); void addBiome(Biome *b);
void addDefaultBiomes(); void addDefaultBiomes();
}; };

2
src/defaultsettings.cpp
View File

@ -153,6 +153,7 @@ void set_default_settings(Settings *settings)
settings->setDefault("profiler_print_interval", "0"); settings->setDefault("profiler_print_interval", "0");
settings->setDefault("enable_mapgen_debug_info", "false"); settings->setDefault("enable_mapgen_debug_info", "false");
settings->setDefault("use_mapgen_version", "6");
settings->setDefault("active_object_send_range_blocks", "3"); settings->setDefault("active_object_send_range_blocks", "3");
settings->setDefault("active_block_range", "2"); settings->setDefault("active_block_range", "2");
//settings->setDefault("max_simultaneous_block_sends_per_client", "1"); //settings->setDefault("max_simultaneous_block_sends_per_client", "1");
@ -169,6 +170,7 @@ void set_default_settings(Settings *settings)
settings->setDefault("full_block_send_enable_min_time_from_building", "2.0"); settings->setDefault("full_block_send_enable_min_time_from_building", "2.0");
settings->setDefault("dedicated_server_step", "0.1"); settings->setDefault("dedicated_server_step", "0.1");
settings->setDefault("ignore_world_load_errors", "false"); settings->setDefault("ignore_world_load_errors", "false");
settings->setDefault("mgv6_use_smooth_biome_trans", "true"); //temporary
settings->setDefault("congestion_control_aim_rtt", "0.2"); settings->setDefault("congestion_control_aim_rtt", "0.2");
settings->setDefault("congestion_control_max_rate", "400"); settings->setDefault("congestion_control_max_rate", "400");
settings->setDefault("congestion_control_min_rate", "10"); settings->setDefault("congestion_control_min_rate", "10");

246
src/map.cpp
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@ -39,13 +39,13 @@ with this program; if not, write to the Free Software Foundation, Inc.,
/* /*
SQLite format specification: SQLite format specification:
- Initially only replaces sectors/ and sectors2/ - Initially only replaces sectors/ and sectors2/
If map.sqlite does not exist in the save dir If map.sqlite does not exist in the save dir
or the block was not found in the database or the block was not found in the database
the map will try to load from sectors folder. the map will try to load from sectors folder.
In either case, map.sqlite will be created In either case, map.sqlite will be created
and all future saves will save there. and all future saves will save there.
Structure of map.sqlite: Structure of map.sqlite:
Tables: Tables:
blocks blocks
@ -108,14 +108,14 @@ MapSector * Map::getSectorNoGenerateNoExNoLock(v2s16 p)
MapSector * sector = m_sector_cache; MapSector * sector = m_sector_cache;
return sector; return sector;
} }
core::map<v2s16, MapSector*>::Node *n = m_sectors.find(p); core::map<v2s16, MapSector*>::Node *n = m_sectors.find(p);
if(n == NULL) if(n == NULL)
return NULL; return NULL;
MapSector *sector = n->getValue(); MapSector *sector = n->getValue();
// Cache the last result // Cache the last result
m_sector_cache_p = p; m_sector_cache_p = p;
m_sector_cache = sector; m_sector_cache = sector;
@ -133,7 +133,7 @@ MapSector * Map::getSectorNoGenerate(v2s16 p)
MapSector *sector = getSectorNoGenerateNoEx(p); MapSector *sector = getSectorNoGenerateNoEx(p);
if(sector == NULL) if(sector == NULL)
throw InvalidPositionException(); throw InvalidPositionException();
return sector; return sector;
} }
@ -148,7 +148,7 @@ MapBlock * Map::getBlockNoCreateNoEx(v3s16 p3d)
} }
MapBlock * Map::getBlockNoCreate(v3s16 p3d) MapBlock * Map::getBlockNoCreate(v3s16 p3d)
{ {
MapBlock *block = getBlockNoCreateNoEx(p3d); MapBlock *block = getBlockNoCreateNoEx(p3d);
if(block == NULL) if(block == NULL)
throw InvalidPositionException(); throw InvalidPositionException();
@ -248,10 +248,10 @@ void Map::unspreadLight(enum LightBank bank,
v3s16(0,-1,0), // bottom v3s16(0,-1,0), // bottom
v3s16(-1,0,0), // left v3s16(-1,0,0), // left
}; };
if(from_nodes.size() == 0) if(from_nodes.size() == 0)
return; return;
u32 blockchangecount = 0; u32 blockchangecount = 0;
core::map<v3s16, u8> unlighted_nodes; core::map<v3s16, u8> unlighted_nodes;
@ -265,12 +265,12 @@ void Map::unspreadLight(enum LightBank bank,
MapBlock *block = NULL; MapBlock *block = NULL;
// Cache this a bit, too // Cache this a bit, too
bool block_checked_in_modified = false; bool block_checked_in_modified = false;
for(; j.atEnd() == false; j++) for(; j.atEnd() == false; j++)
{ {
v3s16 pos = j.getNode()->getKey(); v3s16 pos = j.getNode()->getKey();
v3s16 blockpos = getNodeBlockPos(pos); v3s16 blockpos = getNodeBlockPos(pos);
// Only fetch a new block if the block position has changed // Only fetch a new block if the block position has changed
try{ try{
if(block == NULL || blockpos != blockpos_last){ if(block == NULL || blockpos != blockpos_last){
@ -693,7 +693,7 @@ void Map::updateLighting(enum LightBank bank,
core::map<v3s16, u8> unlight_from; core::map<v3s16, u8> unlight_from;
int num_bottom_invalid = 0; int num_bottom_invalid = 0;
{ {
//TimeTaker t("first stuff"); //TimeTaker t("first stuff");
@ -847,7 +847,7 @@ void Map::updateLighting(enum LightBank bank,
#if 0 #if 0
{ {
//MapVoxelManipulator vmanip(this); //MapVoxelManipulator vmanip(this);
// Make a manual voxel manipulator and load all the blocks // Make a manual voxel manipulator and load all the blocks
// that touch the requested blocks // that touch the requested blocks
ManualMapVoxelManipulator vmanip(this); ManualMapVoxelManipulator vmanip(this);
@ -938,7 +938,7 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n,
/*PrintInfo(m_dout); /*PrintInfo(m_dout);
m_dout<<DTIME<<"Map::addNodeAndUpdate(): p=(" m_dout<<DTIME<<"Map::addNodeAndUpdate(): p=("
<<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/ <<p.X<<","<<p.Y<<","<<p.Z<<")"<<std::endl;*/
/* /*
From this node to nodes underneath: From this node to nodes underneath:
If lighting is sunlight (1.0), unlight neighbours and If lighting is sunlight (1.0), unlight neighbours and
@ -951,7 +951,7 @@ void Map::addNodeAndUpdate(v3s16 p, MapNode n,
bool node_under_sunlight = true; bool node_under_sunlight = true;
core::map<v3s16, bool> light_sources; core::map<v3s16, bool> light_sources;
/* /*
Collect old node for rollback Collect old node for rollback
*/ */
@ -1440,10 +1440,10 @@ void Map::timerUpdate(float dtime, float unload_timeout,
core::list<v3s16> *unloaded_blocks) core::list<v3s16> *unloaded_blocks)
{ {
bool save_before_unloading = (mapType() == MAPTYPE_SERVER); bool save_before_unloading = (mapType() == MAPTYPE_SERVER);
// Profile modified reasons // Profile modified reasons
Profiler modprofiler; Profiler modprofiler;
core::list<v2s16> sector_deletion_queue; core::list<v2s16> sector_deletion_queue;
u32 deleted_blocks_count = 0; u32 deleted_blocks_count = 0;
u32 saved_blocks_count = 0; u32 saved_blocks_count = 0;
@ -1461,12 +1461,12 @@ void Map::timerUpdate(float dtime, float unload_timeout,
core::list<MapBlock*> blocks; core::list<MapBlock*> blocks;
sector->getBlocks(blocks); sector->getBlocks(blocks);
for(core::list<MapBlock*>::Iterator i = blocks.begin(); for(core::list<MapBlock*>::Iterator i = blocks.begin();
i != blocks.end(); i++) i != blocks.end(); i++)
{ {
MapBlock *block = (*i); MapBlock *block = (*i);
block->incrementUsageTimer(dtime); block->incrementUsageTimer(dtime);
if(block->refGet() == 0 && block->getUsageTimer() > unload_timeout) if(block->refGet() == 0 && block->getUsageTimer() > unload_timeout)
@ -1503,10 +1503,10 @@ void Map::timerUpdate(float dtime, float unload_timeout,
} }
} }
endSave(); endSave();
// Finally delete the empty sectors // Finally delete the empty sectors
deleteSectors(sector_deletion_queue); deleteSectors(sector_deletion_queue);
if(deleted_blocks_count != 0) if(deleted_blocks_count != 0)
{ {
PrintInfo(infostream); // ServerMap/ClientMap: PrintInfo(infostream); // ServerMap/ClientMap:
@ -1560,7 +1560,7 @@ void Map::unloadUnusedData(float timeout,
i != blocks.end(); i++) i != blocks.end(); i++)
{ {
MapBlock *block = (*i); MapBlock *block = (*i);
if(block->getUsageTimer() > timeout) if(block->getUsageTimer() > timeout)
{ {
// Save if modified // Save if modified
@ -1629,7 +1629,7 @@ void Map::transformLiquids(core::map<v3s16, MapBlock*> & modified_blocks)
// list of nodes that due to viscosity have not reached their max level height // list of nodes that due to viscosity have not reached their max level height
UniqueQueue<v3s16> must_reflow; UniqueQueue<v3s16> must_reflow;
// List of MapBlocks that will require a lighting update (due to lava) // List of MapBlocks that will require a lighting update (due to lava)
core::map<v3s16, MapBlock*> lighting_modified_blocks; core::map<v3s16, MapBlock*> lighting_modified_blocks;
@ -1714,7 +1714,7 @@ void Map::transformLiquids(core::map<v3s16, MapBlock*> & modified_blocks)
} }
break; break;
case LIQUID_SOURCE: case LIQUID_SOURCE:
// if this node is not (yet) of a liquid type, choose the first liquid type we encounter // if this node is not (yet) of a liquid type, choose the first liquid type we encounter
if (liquid_kind == CONTENT_AIR) if (liquid_kind == CONTENT_AIR)
liquid_kind = nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing); liquid_kind = nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing);
if (nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing) != liquid_kind) { if (nodemgr->getId(nodemgr->get(nb.n).liquid_alternative_flowing) != liquid_kind) {
@ -1824,7 +1824,7 @@ void Map::transformLiquids(core::map<v3s16, MapBlock*> & modified_blocks)
n0.param2 = ~(LIQUID_LEVEL_MASK | LIQUID_FLOW_DOWN_MASK); n0.param2 = ~(LIQUID_LEVEL_MASK | LIQUID_FLOW_DOWN_MASK);
} }
n0.setContent(new_node_content); n0.setContent(new_node_content);
// Find out whether there is a suspect for this action // Find out whether there is a suspect for this action
std::string suspect; std::string suspect;
if(m_gamedef->rollback()){ if(m_gamedef->rollback()){
@ -2021,7 +2021,9 @@ ServerMap::ServerMap(std::string savedir, IGameDef *gamedef, EmergeManager *emer
} }
emerge->seed = m_seed; emerge->seed = m_seed;
emerge->water_level = g_settings->getS16("default_water_level"); emerge->water_level = g_settings->getS16("default_water_level");
//<set noiseparams here> //mapgen version
//chunksize
//noiseparams
/* /*
Experimental and debug stuff Experimental and debug stuff
@ -2149,7 +2151,7 @@ void ServerMap::initBlockMake(BlockMakeData *data, v3s16 blockpos)
<<"("<<blockpos.X<<","<<blockpos.Y<<","<<blockpos.Z<<") - " <<"("<<blockpos.X<<","<<blockpos.Y<<","<<blockpos.Z<<") - "
<<"("<<blockpos.X<<","<<blockpos.Y<<","<<blockpos.Z<<")" <<"("<<blockpos.X<<","<<blockpos.Y<<","<<blockpos.Z<<")"
<<std::endl; <<std::endl;
//s16 chunksize = 3; //s16 chunksize = 3;
//v3s16 chunk_offset(-1,-1,-1); //v3s16 chunk_offset(-1,-1,-1);
//s16 chunksize = 4; //s16 chunksize = 4;
@ -2172,7 +2174,7 @@ void ServerMap::initBlockMake(BlockMakeData *data, v3s16 blockpos)
data->no_op = true; data->no_op = true;
return; return;
} }
data->no_op = false; data->no_op = false;
data->seed = m_seed; data->seed = m_seed;
data->blockpos_min = blockpos_min; data->blockpos_min = blockpos_min;
@ -2185,7 +2187,7 @@ void ServerMap::initBlockMake(BlockMakeData *data, v3s16 blockpos)
*/ */
{ {
//TimeTaker timer("initBlockMake() create area"); //TimeTaker timer("initBlockMake() create area");
for(s16 x=blockpos_min.X-extra_borders.X; for(s16 x=blockpos_min.X-extra_borders.X;
x<=blockpos_max.X+extra_borders.X; x++) x<=blockpos_max.X+extra_borders.X; x++)
for(s16 z=blockpos_min.Z-extra_borders.Z; for(s16 z=blockpos_min.Z-extra_borders.Z;
@ -2224,18 +2226,18 @@ void ServerMap::initBlockMake(BlockMakeData *data, v3s16 blockpos)
} }
} }
} }
/* /*
Now we have a big empty area. Now we have a big empty area.
Make a ManualMapVoxelManipulator that contains this and the Make a ManualMapVoxelManipulator that contains this and the
neighboring blocks neighboring blocks
*/ */
// The area that contains this block and it's neighbors // The area that contains this block and it's neighbors
v3s16 bigarea_blocks_min = blockpos_min - extra_borders; v3s16 bigarea_blocks_min = blockpos_min - extra_borders;
v3s16 bigarea_blocks_max = blockpos_max + extra_borders; v3s16 bigarea_blocks_max = blockpos_max + extra_borders;
data->vmanip = new ManualMapVoxelManipulator(this); data->vmanip = new ManualMapVoxelManipulator(this);
//data->vmanip->setMap(this); //data->vmanip->setMap(this);
@ -2319,7 +2321,7 @@ MapBlock* ServerMap::finishBlockMake(BlockMakeData *data,
TimeTaker t("finishBlockMake lighting update"); TimeTaker t("finishBlockMake lighting update");
core::map<v3s16, MapBlock*> lighting_update_blocks; core::map<v3s16, MapBlock*> lighting_update_blocks;
// Center blocks // Center blocks
for(s16 x=blockpos_min.X-extra_borders.X; for(s16 x=blockpos_min.X-extra_borders.X;
x<=blockpos_max.X+extra_borders.X; x++) x<=blockpos_max.X+extra_borders.X; x++)
@ -2336,7 +2338,7 @@ MapBlock* ServerMap::finishBlockMake(BlockMakeData *data,
updateLighting(lighting_update_blocks, changed_blocks); updateLighting(lighting_update_blocks, changed_blocks);
#endif #endif
/* /*
Set lighting to non-expired state in all of them. Set lighting to non-expired state in all of them.
This is cheating, but it is not fast enough if all of them This is cheating, but it is not fast enough if all of them
@ -2390,7 +2392,7 @@ MapBlock* ServerMap::finishBlockMake(BlockMakeData *data,
assert(block); assert(block);
block->setGenerated(true); block->setGenerated(true);
} }
/* /*
Save changed parts of map Save changed parts of map
NOTE: Will be saved later. NOTE: Will be saved later.
@ -2434,14 +2436,14 @@ ServerMapSector * ServerMap::createSector(v2s16 p2d)
DSTACKF("%s: p2d=(%d,%d)", DSTACKF("%s: p2d=(%d,%d)",
__FUNCTION_NAME, __FUNCTION_NAME,
p2d.X, p2d.Y); p2d.X, p2d.Y);
/* /*
Check if it exists already in memory Check if it exists already in memory
*/ */
ServerMapSector *sector = (ServerMapSector*)getSectorNoGenerateNoEx(p2d); ServerMapSector *sector = (ServerMapSector*)getSectorNoGenerateNoEx(p2d);
if(sector != NULL) if(sector != NULL)
return sector; return sector;
/* /*
Try to load it from disk (with blocks) Try to load it from disk (with blocks)
*/ */
@ -2474,9 +2476,9 @@ ServerMapSector * ServerMap::createSector(v2s16 p2d)
/* /*
Generate blank sector Generate blank sector
*/ */
sector = new ServerMapSector(this, p2d, m_gamedef); sector = new ServerMapSector(this, p2d, m_gamedef);
// Sector position on map in nodes // Sector position on map in nodes
v2s16 nodepos2d = p2d * MAP_BLOCKSIZE; v2s16 nodepos2d = p2d * MAP_BLOCKSIZE;
@ -2484,7 +2486,7 @@ ServerMapSector * ServerMap::createSector(v2s16 p2d)
Insert to container Insert to container
*/ */
m_sectors.insert(p2d, sector); m_sectors.insert(p2d, sector);
return sector; return sector;
} }
@ -2498,20 +2500,20 @@ MapBlock * ServerMap::generateBlock(
) )
{ {
DSTACKF("%s: p=(%d,%d,%d)", __FUNCTION_NAME, p.X, p.Y, p.Z); DSTACKF("%s: p=(%d,%d,%d)", __FUNCTION_NAME, p.X, p.Y, p.Z);
/*infostream<<"generateBlock(): " /*infostream<<"generateBlock(): "
<<"("<<p.X<<","<<p.Y<<","<<p.Z<<")" <<"("<<p.X<<","<<p.Y<<","<<p.Z<<")"
<<std::endl;*/ <<std::endl;*/
bool enable_mapgen_debug_info = g_settings->getBool("enable_mapgen_debug_info"); bool enable_mapgen_debug_info = g_settings->getBool("enable_mapgen_debug_info");
TimeTaker timer("generateBlock"); TimeTaker timer("generateBlock");
//MapBlock *block = original_dummy; //MapBlock *block = original_dummy;
v2s16 p2d(p.X, p.Z); v2s16 p2d(p.X, p.Z);
v2s16 p2d_nodes = p2d * MAP_BLOCKSIZE; v2s16 p2d_nodes = p2d * MAP_BLOCKSIZE;
/* /*
Do not generate over-limit Do not generate over-limit
*/ */
@ -2608,7 +2610,7 @@ MapBlock * ServerMap::createBlock(v3s16 p)
{ {
DSTACKF("%s: p=(%d,%d,%d)", DSTACKF("%s: p=(%d,%d,%d)",
__FUNCTION_NAME, p.X, p.Y, p.Z); __FUNCTION_NAME, p.X, p.Y, p.Z);
/* /*
Do not create over-limit Do not create over-limit
*/ */
@ -2619,7 +2621,7 @@ MapBlock * ServerMap::createBlock(v3s16 p)
|| p.Z < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE || p.Z < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
|| p.Z > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE) || p.Z > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE)
throw InvalidPositionException("createBlock(): pos. over limit"); throw InvalidPositionException("createBlock(): pos. over limit");
v2s16 p2d(p.X, p.Z); v2s16 p2d(p.X, p.Z);
s16 block_y = p.Y; s16 block_y = p.Y;
/* /*
@ -2673,7 +2675,7 @@ MapBlock * ServerMap::emergeBlock(v3s16 p, bool create_blank)
DSTACKF("%s: p=(%d,%d,%d), create_blank=%d", DSTACKF("%s: p=(%d,%d,%d), create_blank=%d",
__FUNCTION_NAME, __FUNCTION_NAME,
p.X, p.Y, p.Z, create_blank); p.X, p.Y, p.Z, create_blank);
{ {
MapBlock *block = getBlockNoCreateNoEx(p); MapBlock *block = getBlockNoCreateNoEx(p);
if(block && block->isDummy() == false) if(block && block->isDummy() == false)
@ -2712,7 +2714,7 @@ MapBlock * ServerMap::emergeBlock(v3s16 p, bool create_blank)
// Queue event // Queue event
dispatchEvent(&event); dispatchEvent(&event);
return block; return block;
} }
}*/ }*/
@ -2756,7 +2758,7 @@ plan_b:
/* /*
Determine from map generator noise functions Determine from map generator noise functions
*/ */
s16 level = m_emerge->getGroundLevelAtPoint(p2d); s16 level = m_emerge->getGroundLevelAtPoint(p2d);
return level; return level;
@ -2782,48 +2784,48 @@ void ServerMap::createDatabase() {
void ServerMap::verifyDatabase() { void ServerMap::verifyDatabase() {
if(m_database) if(m_database)
return; return;
{ {
std::string dbp = m_savedir + DIR_DELIM + "map.sqlite"; std::string dbp = m_savedir + DIR_DELIM + "map.sqlite";
bool needs_create = false; bool needs_create = false;
int d; int d;
/* /*
Open the database connection Open the database connection
*/ */
createDirs(m_savedir); createDirs(m_savedir);
if(!fs::PathExists(dbp)) if(!fs::PathExists(dbp))
needs_create = true; needs_create = true;
d = sqlite3_open_v2(dbp.c_str(), &m_database, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, NULL); d = sqlite3_open_v2(dbp.c_str(), &m_database, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, NULL);
if(d != SQLITE_OK) { if(d != SQLITE_OK) {
infostream<<"WARNING: Database failed to open: "<<sqlite3_errmsg(m_database)<<std::endl; infostream<<"WARNING: Database failed to open: "<<sqlite3_errmsg(m_database)<<std::endl;
throw FileNotGoodException("Cannot open database file"); throw FileNotGoodException("Cannot open database file");
} }
if(needs_create) if(needs_create)
createDatabase(); createDatabase();
d = sqlite3_prepare(m_database, "SELECT `data` FROM `blocks` WHERE `pos`=? LIMIT 1", -1, &m_database_read, NULL); d = sqlite3_prepare(m_database, "SELECT `data` FROM `blocks` WHERE `pos`=? LIMIT 1", -1, &m_database_read, NULL);
if(d != SQLITE_OK) { if(d != SQLITE_OK) {
infostream<<"WARNING: Database read statment failed to prepare: "<<sqlite3_errmsg(m_database)<<std::endl; infostream<<"WARNING: Database read statment failed to prepare: "<<sqlite3_errmsg(m_database)<<std::endl;
throw FileNotGoodException("Cannot prepare read statement"); throw FileNotGoodException("Cannot prepare read statement");
} }
d = sqlite3_prepare(m_database, "REPLACE INTO `blocks` VALUES(?, ?)", -1, &m_database_write, NULL); d = sqlite3_prepare(m_database, "REPLACE INTO `blocks` VALUES(?, ?)", -1, &m_database_write, NULL);
if(d != SQLITE_OK) { if(d != SQLITE_OK) {
infostream<<"WARNING: Database write statment failed to prepare: "<<sqlite3_errmsg(m_database)<<std::endl; infostream<<"WARNING: Database write statment failed to prepare: "<<sqlite3_errmsg(m_database)<<std::endl;
throw FileNotGoodException("Cannot prepare write statement"); throw FileNotGoodException("Cannot prepare write statement");
} }
d = sqlite3_prepare(m_database, "SELECT `pos` FROM `blocks`", -1, &m_database_list, NULL); d = sqlite3_prepare(m_database, "SELECT `pos` FROM `blocks`", -1, &m_database_list, NULL);
if(d != SQLITE_OK) { if(d != SQLITE_OK) {
infostream<<"WARNING: Database list statment failed to prepare: "<<sqlite3_errmsg(m_database)<<std::endl; infostream<<"WARNING: Database list statment failed to prepare: "<<sqlite3_errmsg(m_database)<<std::endl;
throw FileNotGoodException("Cannot prepare read statement"); throw FileNotGoodException("Cannot prepare read statement");
} }
infostream<<"ServerMap: Database opened"<<std::endl; infostream<<"ServerMap: Database opened"<<std::endl;
} }
} }
@ -2928,11 +2930,11 @@ void ServerMap::save(ModifiedState save_level)
infostream<<"WARNING: Not saving map, saving disabled."<<std::endl; infostream<<"WARNING: Not saving map, saving disabled."<<std::endl;
return; return;
} }
if(save_level == MOD_STATE_CLEAN) if(save_level == MOD_STATE_CLEAN)
infostream<<"ServerMap: Saving whole map, this can take time." infostream<<"ServerMap: Saving whole map, this can take time."
<<std::endl; <<std::endl;
if(m_map_metadata_changed || save_level == MOD_STATE_CLEAN) if(m_map_metadata_changed || save_level == MOD_STATE_CLEAN)
{ {
saveMapMeta(); saveMapMeta();
@ -2940,11 +2942,11 @@ void ServerMap::save(ModifiedState save_level)
// Profile modified reasons // Profile modified reasons
Profiler modprofiler; Profiler modprofiler;
u32 sector_meta_count = 0; u32 sector_meta_count = 0;
u32 block_count = 0; u32 block_count = 0;
u32 block_count_all = 0; // Number of blocks in memory u32 block_count_all = 0; // Number of blocks in memory
// Don't do anything with sqlite unless something is really saved // Don't do anything with sqlite unless something is really saved
bool save_started = false; bool save_started = false;
@ -2953,7 +2955,7 @@ void ServerMap::save(ModifiedState save_level)
{ {
ServerMapSector *sector = (ServerMapSector*)i.getNode()->getValue(); ServerMapSector *sector = (ServerMapSector*)i.getNode()->getValue();
assert(sector->getId() == MAPSECTOR_SERVER); assert(sector->getId() == MAPSECTOR_SERVER);
if(sector->differs_from_disk || save_level == MOD_STATE_CLEAN) if(sector->differs_from_disk || save_level == MOD_STATE_CLEAN)
{ {
saveSectorMeta(sector); saveSectorMeta(sector);
@ -2962,11 +2964,11 @@ void ServerMap::save(ModifiedState save_level)
core::list<MapBlock*> blocks; core::list<MapBlock*> blocks;
sector->getBlocks(blocks); sector->getBlocks(blocks);
core::list<MapBlock*>::Iterator j; core::list<MapBlock*>::Iterator j;
for(j=blocks.begin(); j!=blocks.end(); j++) for(j=blocks.begin(); j!=blocks.end(); j++)
{ {
MapBlock *block = *j; MapBlock *block = *j;
block_count_all++; block_count_all++;
if(block->getModified() >= save_level) if(block->getModified() >= save_level)
@ -3042,10 +3044,10 @@ void ServerMap::listAllLoadableBlocks(core::list<v3s16> &dst)
errorstream<<"Map::listAllLoadableBlocks(): Result will be missing " errorstream<<"Map::listAllLoadableBlocks(): Result will be missing "
<<"all blocks that are stored in flat files"<<std::endl; <<"all blocks that are stored in flat files"<<std::endl;
} }
{ {
verifyDatabase(); verifyDatabase();
while(sqlite3_step(m_database_list) == SQLITE_ROW) while(sqlite3_step(m_database_list) == SQLITE_ROW)
{ {
sqlite3_int64 block_i = sqlite3_column_int64(m_database_list, 0); sqlite3_int64 block_i = sqlite3_column_int64(m_database_list, 0);
@ -3059,13 +3061,13 @@ void ServerMap::listAllLoadableBlocks(core::list<v3s16> &dst)
void ServerMap::saveMapMeta() void ServerMap::saveMapMeta()
{ {
DSTACK(__FUNCTION_NAME); DSTACK(__FUNCTION_NAME);
/*infostream<<"ServerMap::saveMapMeta(): " /*infostream<<"ServerMap::saveMapMeta(): "
<<"seed="<<m_seed <<"seed="<<m_seed
<<std::endl;*/ <<std::endl;*/
createDirs(m_savedir); createDirs(m_savedir);
std::string fullpath = m_savedir + DIR_DELIM + "map_meta.txt"; std::string fullpath = m_savedir + DIR_DELIM + "map_meta.txt";
std::ofstream os(fullpath.c_str(), std::ios_base::binary); std::ofstream os(fullpath.c_str(), std::ios_base::binary);
if(os.good() == false) if(os.good() == false)
@ -3074,7 +3076,7 @@ void ServerMap::saveMapMeta()
<<"could not open"<<fullpath<<std::endl; <<"could not open"<<fullpath<<std::endl;
throw FileNotGoodException("Cannot open chunk metadata"); throw FileNotGoodException("Cannot open chunk metadata");
} }
Settings params; Settings params;
params.setU64("seed", m_seed); params.setU64("seed", m_seed);
params.setS16("water_level", m_emerge->water_level); params.setS16("water_level", m_emerge->water_level);
@ -3082,14 +3084,14 @@ void ServerMap::saveMapMeta()
params.writeLines(os); params.writeLines(os);
os<<"[end_of_params]\n"; os<<"[end_of_params]\n";
m_map_metadata_changed = false; m_map_metadata_changed = false;
} }
void ServerMap::loadMapMeta() void ServerMap::loadMapMeta()
{ {
DSTACK(__FUNCTION_NAME); DSTACK(__FUNCTION_NAME);
/*infostream<<"ServerMap::loadMapMeta(): Loading map metadata" /*infostream<<"ServerMap::loadMapMeta(): Loading map metadata"
<<std::endl;*/ <<std::endl;*/
@ -3116,7 +3118,7 @@ void ServerMap::loadMapMeta()
break; break;
params.parseConfigLine(line); params.parseConfigLine(line);
} }
m_seed = params.getU64("seed"); m_seed = params.getU64("seed");
m_emerge->seed = m_seed; m_emerge->seed = m_seed;
m_emerge->water_level = params.getS16("water_level"); m_emerge->water_level = params.getS16("water_level");
@ -3134,14 +3136,14 @@ void ServerMap::saveSectorMeta(ServerMapSector *sector)
v2s16 pos = sector->getPos(); v2s16 pos = sector->getPos();
std::string dir = getSectorDir(pos); std::string dir = getSectorDir(pos);
createDirs(dir); createDirs(dir);
std::string fullpath = dir + DIR_DELIM + "meta"; std::string fullpath = dir + DIR_DELIM + "meta";
std::ofstream o(fullpath.c_str(), std::ios_base::binary); std::ofstream o(fullpath.c_str(), std::ios_base::binary);
if(o.good() == false) if(o.good() == false)
throw FileNotGoodException("Cannot open sector metafile"); throw FileNotGoodException("Cannot open sector metafile");
sector->serialize(o, version); sector->serialize(o, version);
sector->differs_from_disk = false; sector->differs_from_disk = false;
} }
@ -3180,7 +3182,7 @@ MapSector* ServerMap::loadSectorMeta(std::string sectordir, bool save_after_load
if(save_after_load) if(save_after_load)
saveSectorMeta(sector); saveSectorMeta(sector);
} }
sector->differs_from_disk = false; sector->differs_from_disk = false;
return sector; return sector;
@ -3225,7 +3227,7 @@ bool ServerMap::loadSectorMeta(v2s16 p2d)
{ {
return false; return false;
} }
return true; return true;
} }
@ -3269,7 +3271,7 @@ bool ServerMap::loadSectorFull(v2s16 p2d)
{ {
return false; return false;
} }
/* /*
Load blocks Load blocks
*/ */
@ -3331,8 +3333,8 @@ void ServerMap::saveBlock(MapBlock *block)
u8 version = SER_FMT_VER_HIGHEST; u8 version = SER_FMT_VER_HIGHEST;
// Get destination // Get destination
v3s16 p3d = block->getPos(); v3s16 p3d = block->getPos();
#if 0 #if 0
v2s16 p2d(p3d.X, p3d.Z); v2s16 p2d(p3d.X, p3d.Z);
std::string sectordir = getSectorDir(p2d); std::string sectordir = getSectorDir(p2d);
@ -3348,21 +3350,21 @@ void ServerMap::saveBlock(MapBlock *block)
[0] u8 serialization version [0] u8 serialization version
[1] data [1] data
*/ */
verifyDatabase(); verifyDatabase();
std::ostringstream o(std::ios_base::binary); std::ostringstream o(std::ios_base::binary);
o.write((char*)&version, 1); o.write((char*)&version, 1);
// Write basic data // Write basic data
block->serialize(o, version, true); block->serialize(o, version, true);
// Write block to database // Write block to database
std::string tmp = o.str(); std::string tmp = o.str();
const char *bytes = tmp.c_str(); const char *bytes = tmp.c_str();
bool success = true; bool success = true;
if(sqlite3_bind_int64(m_database_write, 1, getBlockAsInteger(p3d)) != SQLITE_OK) { if(sqlite3_bind_int64(m_database_write, 1, getBlockAsInteger(p3d)) != SQLITE_OK) {
infostream<<"WARNING: Block position failed to bind: "<<sqlite3_errmsg(m_database)<<std::endl; infostream<<"WARNING: Block position failed to bind: "<<sqlite3_errmsg(m_database)<<std::endl;
@ -3380,7 +3382,7 @@ void ServerMap::saveBlock(MapBlock *block)
} }
// Make ready for later reuse // Make ready for later reuse
sqlite3_reset(m_database_write); sqlite3_reset(m_database_write);
// We just wrote it to the disk so clear modified flag // We just wrote it to the disk so clear modified flag
if (success) if (success)
block->resetModified(); block->resetModified();
@ -3396,12 +3398,12 @@ void ServerMap::loadBlock(std::string sectordir, std::string blockfile, MapSecto
std::ifstream is(fullpath.c_str(), std::ios_base::binary); std::ifstream is(fullpath.c_str(), std::ios_base::binary);
if(is.good() == false) if(is.good() == false)
throw FileNotGoodException("Cannot open block file"); throw FileNotGoodException("Cannot open block file");
v3s16 p3d = getBlockPos(sectordir, blockfile); v3s16 p3d = getBlockPos(sectordir, blockfile);
v2s16 p2d(p3d.X, p3d.Z); v2s16 p2d(p3d.X, p3d.Z);
assert(sector->getPos() == p2d); assert(sector->getPos() == p2d);
u8 version = SER_FMT_VER_INVALID; u8 version = SER_FMT_VER_INVALID;
is.read((char*)&version, 1); is.read((char*)&version, 1);
@ -3424,14 +3426,14 @@ void ServerMap::loadBlock(std::string sectordir, std::string blockfile, MapSecto
block = sector->createBlankBlockNoInsert(p3d.Y); block = sector->createBlankBlockNoInsert(p3d.Y);
created_new = true; created_new = true;
} }
// Read basic data // Read basic data
block->deSerialize(is, version, true); block->deSerialize(is, version, true);
// If it's a new block, insert it to the map // If it's a new block, insert it to the map
if(created_new) if(created_new)
sector->insertBlock(block); sector->insertBlock(block);
/* /*
Save blocks loaded in old format in new format Save blocks loaded in old format in new format
*/ */
@ -3439,11 +3441,11 @@ void ServerMap::loadBlock(std::string sectordir, std::string blockfile, MapSecto
if(version < SER_FMT_VER_HIGHEST || save_after_load) if(version < SER_FMT_VER_HIGHEST || save_after_load)
{ {
saveBlock(block); saveBlock(block);
// Should be in database now, so delete the old file // Should be in database now, so delete the old file
fs::RecursiveDelete(fullpath); fs::RecursiveDelete(fullpath);
} }
// We just loaded it from the disk, so it's up-to-date. // We just loaded it from the disk, so it's up-to-date.
block->resetModified(); block->resetModified();
@ -3468,7 +3470,7 @@ void ServerMap::loadBlock(std::string *blob, v3s16 p3d, MapSector *sector, bool
try { try {
std::istringstream is(*blob, std::ios_base::binary); std::istringstream is(*blob, std::ios_base::binary);
u8 version = SER_FMT_VER_INVALID; u8 version = SER_FMT_VER_INVALID;
is.read((char*)&version, 1); is.read((char*)&version, 1);
@ -3491,14 +3493,14 @@ void ServerMap::loadBlock(std::string *blob, v3s16 p3d, MapSector *sector, bool
block = sector->createBlankBlockNoInsert(p3d.Y); block = sector->createBlankBlockNoInsert(p3d.Y);
created_new = true; created_new = true;
} }
// Read basic data // Read basic data
block->deSerialize(is, version, true); block->deSerialize(is, version, true);
// If it's a new block, insert it to the map // If it's a new block, insert it to the map
if(created_new) if(created_new)
sector->insertBlock(block); sector->insertBlock(block);
/* /*
Save blocks loaded in old format in new format Save blocks loaded in old format in new format
*/ */
@ -3507,7 +3509,7 @@ void ServerMap::loadBlock(std::string *blob, v3s16 p3d, MapSector *sector, bool
// Only save if asked to; no need to update version // Only save if asked to; no need to update version
if(save_after_load) if(save_after_load)
saveBlock(block); saveBlock(block);
// We just loaded it from, so it's up-to-date. // We just loaded it from, so it's up-to-date.
block->resetModified(); block->resetModified();
@ -3517,7 +3519,7 @@ void ServerMap::loadBlock(std::string *blob, v3s16 p3d, MapSector *sector, bool
errorstream<<"Invalid block data in database" errorstream<<"Invalid block data in database"
<<" ("<<p3d.X<<","<<p3d.Y<<","<<p3d.Z<<")" <<" ("<<p3d.X<<","<<p3d.Y<<","<<p3d.Z<<")"
<<" (SerializationError): "<<e.what()<<std::endl; <<" (SerializationError): "<<e.what()<<std::endl;
// TODO: Block should be marked as invalid in memory so that it is // TODO: Block should be marked as invalid in memory so that it is
// not touched but the game can run // not touched but the game can run
@ -3539,7 +3541,7 @@ MapBlock* ServerMap::loadBlock(v3s16 blockpos)
if(!loadFromFolders()) { if(!loadFromFolders()) {
verifyDatabase(); verifyDatabase();
if(sqlite3_bind_int64(m_database_read, 1, getBlockAsInteger(blockpos)) != SQLITE_OK) if(sqlite3_bind_int64(m_database_read, 1, getBlockAsInteger(blockpos)) != SQLITE_OK)
infostream<<"WARNING: Could not bind block position for load: " infostream<<"WARNING: Could not bind block position for load: "
<<sqlite3_errmsg(m_database)<<std::endl; <<sqlite3_errmsg(m_database)<<std::endl;
@ -3548,15 +3550,15 @@ MapBlock* ServerMap::loadBlock(v3s16 blockpos)
Make sure sector is loaded Make sure sector is loaded
*/ */
MapSector *sector = createSector(p2d); MapSector *sector = createSector(p2d);
/* /*
Load block Load block
*/ */
const char * data = (const char *)sqlite3_column_blob(m_database_read, 0); const char * data = (const char *)sqlite3_column_blob(m_database_read, 0);
size_t len = sqlite3_column_bytes(m_database_read, 0); size_t len = sqlite3_column_bytes(m_database_read, 0);
std::string datastr(data, len); std::string datastr(data, len);
loadBlock(&datastr, blockpos, sector, false); loadBlock(&datastr, blockpos, sector, false);
sqlite3_step(m_database_read); sqlite3_step(m_database_read);
@ -3566,7 +3568,7 @@ MapBlock* ServerMap::loadBlock(v3s16 blockpos)
return getBlockNoCreateNoEx(blockpos); return getBlockNoCreateNoEx(blockpos);
} }
sqlite3_reset(m_database_read); sqlite3_reset(m_database_read);
// Not found in database, try the files // Not found in database, try the files
} }
@ -3587,7 +3589,7 @@ MapBlock* ServerMap::loadBlock(v3s16 blockpos)
loadlayout = 2; loadlayout = 2;
sectordir = getSectorDir(p2d, 2); sectordir = getSectorDir(p2d, 2);
} }
/* /*
Make sure sector is loaded Make sure sector is loaded
*/ */
@ -3610,7 +3612,7 @@ MapBlock* ServerMap::loadBlock(v3s16 blockpos)
return NULL; return NULL;
} }
} }
/* /*
Make sure file exists Make sure file exists
*/ */
@ -3668,7 +3670,7 @@ void MapVoxelManipulator::emerge(VoxelArea a, s32 caller_id)
n = m_loaded_blocks.find(p); n = m_loaded_blocks.find(p);
if(n != NULL) if(n != NULL)
continue; continue;
bool block_data_inexistent = false; bool block_data_inexistent = false;
try try
{ {
@ -3679,7 +3681,7 @@ void MapVoxelManipulator::emerge(VoxelArea a, s32 caller_id)
<<" wanted area: "; <<" wanted area: ";
a.print(infostream); a.print(infostream);
infostream<<std::endl;*/ infostream<<std::endl;*/
MapBlock *block = m_map->getBlockNoCreate(p); MapBlock *block = m_map->getBlockNoCreate(p);
if(block->isDummy()) if(block->isDummy())
block_data_inexistent = true; block_data_inexistent = true;
@ -3719,12 +3721,12 @@ void MapVoxelManipulator::blitBack
{ {
if(m_area.getExtent() == v3s16(0,0,0)) if(m_area.getExtent() == v3s16(0,0,0))
return; return;
//TimeTaker timer1("blitBack"); //TimeTaker timer1("blitBack");
/*infostream<<"blitBack(): m_loaded_blocks.size()=" /*infostream<<"blitBack(): m_loaded_blocks.size()="
<<m_loaded_blocks.size()<<std::endl;*/ <<m_loaded_blocks.size()<<std::endl;*/
/* /*
Initialize block cache Initialize block cache
*/ */
@ -3743,9 +3745,9 @@ void MapVoxelManipulator::blitBack
continue; continue;
MapNode &n = m_data[m_area.index(p)]; MapNode &n = m_data[m_area.index(p)];
v3s16 blockpos = getNodeBlockPos(p); v3s16 blockpos = getNodeBlockPos(p);
try try
{ {
// Get block // Get block
@ -3754,7 +3756,7 @@ void MapVoxelManipulator::blitBack
blockpos_last = blockpos; blockpos_last = blockpos;
block_checked_in_modified = false; block_checked_in_modified = false;
} }
// Calculate relative position in block // Calculate relative position in block
v3s16 relpos = p - blockpos * MAP_BLOCKSIZE; v3s16 relpos = p - blockpos * MAP_BLOCKSIZE;
@ -3764,7 +3766,7 @@ void MapVoxelManipulator::blitBack
//m_map->setNode(m_area.MinEdge + p, n); //m_map->setNode(m_area.MinEdge + p, n);
block->setNode(relpos, n); block->setNode(relpos, n);
/* /*
Make sure block is in modified_blocks Make sure block is in modified_blocks
*/ */
@ -3807,7 +3809,7 @@ void ManualMapVoxelManipulator::initialEmerge(
VoxelArea block_area_nodes VoxelArea block_area_nodes
(p_min*MAP_BLOCKSIZE, (p_max+1)*MAP_BLOCKSIZE-v3s16(1,1,1)); (p_min*MAP_BLOCKSIZE, (p_max+1)*MAP_BLOCKSIZE-v3s16(1,1,1));
u32 size_MB = block_area_nodes.getVolume()*4/1000000; u32 size_MB = block_area_nodes.getVolume()*4/1000000;
if(size_MB >= 1) if(size_MB >= 1)
{ {
@ -3828,7 +3830,7 @@ void ManualMapVoxelManipulator::initialEmerge(
n = m_loaded_blocks.find(p); n = m_loaded_blocks.find(p);
if(n != NULL) if(n != NULL)
continue; continue;
bool block_data_inexistent = false; bool block_data_inexistent = false;
try try
{ {
@ -3869,7 +3871,7 @@ void ManualMapVoxelManipulator::blitBackAll(
{ {
if(m_area.getExtent() == v3s16(0,0,0)) if(m_area.getExtent() == v3s16(0,0,0))
return; return;
/* /*
Copy data of all blocks Copy data of all blocks
*/ */

48
src/mapgen.cpp
View File

@ -52,21 +52,21 @@ Mapgen::Mapgen(BiomeDefManager *biomedef) {
}*/ }*/
Mapgen::Mapgen(BiomeDefManager *biomedef, int mapgenid, u64 seed) { MapgenV7::MapgenV7(BiomeDefManager *biomedef, int mapgenid, u64 seed) {
initMapgen(biomedef, mapgenid, seed, init(biomedef, mapgenid, seed,
&nparams_mtdefault, &nparams_def_bgroup, &nparams_mtdefault, &nparams_def_bgroup,
&nparams_def_heat, &nparams_def_humidity); &nparams_def_heat, &nparams_def_humidity);
} }
Mapgen::Mapgen(BiomeDefManager *biomedef, int mapgenid, u64 seed, MapgenV7::MapgenV7(BiomeDefManager *biomedef, int mapgenid, u64 seed,
NoiseParams *np_terrain, NoiseParams *np_bgroup, NoiseParams *np_terrain, NoiseParams *np_bgroup,
NoiseParams *np_heat, NoiseParams *np_humidity) { NoiseParams *np_heat, NoiseParams *np_humidity) {
initMapgen(biomedef, mapgenid, seed, init(biomedef, mapgenid, seed,
np_terrain, np_bgroup, np_heat, np_humidity); np_terrain, np_bgroup, np_heat, np_humidity);
} }
void Mapgen::initMapgen(BiomeDefManager *biomedef, int mapgenid, u64 seed, void MapgenV7::init(BiomeDefManager *biomedef, int mapgenid, u64 seed,
NoiseParams *np_terrain, NoiseParams *np_bgroup, NoiseParams *np_terrain, NoiseParams *np_bgroup,
NoiseParams *np_heat, NoiseParams *np_humidity) { NoiseParams *np_heat, NoiseParams *np_humidity) {
this->generating = false; this->generating = false;
@ -75,6 +75,7 @@ void Mapgen::initMapgen(BiomeDefManager *biomedef, int mapgenid, u64 seed,
this->biomedef = biomedef; this->biomedef = biomedef;
this->csize = v3s16(5, 5, 5) * MAP_BLOCKSIZE; /////////////////get this from config! this->csize = v3s16(5, 5, 5) * MAP_BLOCKSIZE; /////////////////get this from config!
this->water_level = g_settings->getS16("default_water_level"); ////fix this! this->water_level = g_settings->getS16("default_water_level"); ////fix this!
this->ystride = csize.X;
this->np_terrain = np_terrain; this->np_terrain = np_terrain;
this->np_bgroup = np_bgroup; this->np_bgroup = np_bgroup;
@ -92,7 +93,7 @@ void Mapgen::initMapgen(BiomeDefManager *biomedef, int mapgenid, u64 seed,
} }
Mapgen::~Mapgen() { MapgenV7::~MapgenV7() {
delete noise_terrain; delete noise_terrain;
delete noise_bgroup; delete noise_bgroup;
delete noise_heat; delete noise_heat;
@ -100,12 +101,10 @@ Mapgen::~Mapgen() {
} }
void Mapgen::makeChunk(BlockMakeData *data) { void MapgenV7::makeChunk(BlockMakeData *data) {
if (data->no_op) if (data->no_op)
return; return;
//printf("generating...\n");//////////////
assert(data->vmanip); assert(data->vmanip);
assert(data->nodedef); assert(data->nodedef);
assert(data->blockpos_requested.X >= data->blockpos_min.X && assert(data->blockpos_requested.X >= data->blockpos_min.X &&
@ -123,6 +122,9 @@ void Mapgen::makeChunk(BlockMakeData *data) {
this->ystride = em.X; this->ystride = em.X;
this->zstride = em.Y * em.X; this->zstride = em.Y * em.X;
if (node_max.X - node_min.X != 80)
printf("uhoh, diff = %d, ystride = %d\n", node_max.X - node_min.X, ystride);
node_min = (data->blockpos_min) * MAP_BLOCKSIZE; node_min = (data->blockpos_min) * MAP_BLOCKSIZE;
node_max = (data->blockpos_max + v3s16(1, 1, 1)) * MAP_BLOCKSIZE - v3s16(1, 1, 1); node_max = (data->blockpos_max + v3s16(1, 1, 1)) * MAP_BLOCKSIZE - v3s16(1, 1, 1);
v3s16 full_node_min = (data->blockpos_min - 1) * MAP_BLOCKSIZE; v3s16 full_node_min = (data->blockpos_min - 1) * MAP_BLOCKSIZE;
@ -132,7 +134,7 @@ void Mapgen::makeChunk(BlockMakeData *data) {
int y2 = node_max.Y; int y2 = node_max.Y;
int x = node_min.X; int x = node_min.X;
int z = node_min.Z; int z = node_min.Z;
//printf("full_node_min.X: %d | full_node_min.Z: %d | MinEdge: %d | MaxEdge: %d\n", node_min.X, node_min.Z, vmanip->m_area.MinEdge.X, vmanip->m_area.MinEdge.Z);
TimeTaker timer("Generating terrain"); TimeTaker timer("Generating terrain");
map_terrain = noise_terrain->perlinMap2D(x, z); map_terrain = noise_terrain->perlinMap2D(x, z);
map_bgroup = noise_bgroup->perlinMap2D(x, z); map_bgroup = noise_bgroup->perlinMap2D(x, z);
@ -161,11 +163,10 @@ void Mapgen::makeChunk(BlockMakeData *data) {
updateLighting(node_min, node_max); updateLighting(node_min, node_max);
this->generating = false; this->generating = false;
//printf("generated block (%d, %d) to (%d, %d)\n", node_min.X, node_min.Y, node_max.X, node_max.Y);//////////
} }
void Mapgen::updateLiquid(v3s16 node_min, v3s16 node_max) { void MapgenV7::updateLiquid(v3s16 node_min, v3s16 node_max) {
bool isliquid, wasliquid; bool isliquid, wasliquid;
u32 i; u32 i;
@ -190,7 +191,7 @@ void Mapgen::updateLiquid(v3s16 node_min, v3s16 node_max) {
} }
void Mapgen::updateLighting(v3s16 node_min, v3s16 node_max) { void MapgenV7::updateLighting(v3s16 node_min, v3s16 node_max) {
enum LightBank banks[2] = {LIGHTBANK_DAY, LIGHTBANK_NIGHT}; enum LightBank banks[2] = {LIGHTBANK_DAY, LIGHTBANK_NIGHT};
VoxelArea a(node_min - v3s16(1,0,1) * MAP_BLOCKSIZE, VoxelArea a(node_min - v3s16(1,0,1) * MAP_BLOCKSIZE,
@ -207,30 +208,13 @@ void Mapgen::updateLighting(v3s16 node_min, v3s16 node_max) {
voxalgo::clearLightAndCollectSources(*vmanip, a, bank, ndef, voxalgo::clearLightAndCollectSources(*vmanip, a, bank, ndef,
light_sources, unlight_from); light_sources, unlight_from);
voxalgo::propagateSunlight(*vmanip, a, sunlight, light_sources, ndef); voxalgo::propagateSunlight(*vmanip, a, sunlight, light_sources, ndef);
printf("light_sources: %d\t\tunlight_from: %d\n", light_sources.size(), unlight_from.size()); //printf("light_sources: %d\t\tunlight_from: %d\n", light_sources.size(), unlight_from.size());
vmanip->unspreadLight(bank, unlight_from, light_sources, ndef); vmanip->unspreadLight(bank, unlight_from, light_sources, ndef);
vmanip->spreadLight(bank, light_sources, ndef); vmanip->spreadLight(bank, light_sources, ndef);
} }
} }
/*class EmergeManager {
public:
int seed;
int water_level;
BiomeDefManager *biomedef;
//mapgen objects here
void addBlockToQueue();
//mapgen helper methods
int getGroundLevelAtPoint(u64 mseed, v2s16 p);
bool isBlockUnderground(u64 mseed, v3s16 blockpos);
u32 getBlockSeed(u64 mseed, v3s16 p);
};*/
EmergeManager::EmergeManager(IGameDef *gamedef) { EmergeManager::EmergeManager(IGameDef *gamedef) {
this->seed = 0; this->seed = 0;
this->water_level = 0; this->water_level = 0;
@ -279,7 +263,7 @@ bool EmergeManager::isBlockUnderground(v3s16 blockpos) {
//yuck, but then again, should i bother being accurate? //yuck, but then again, should i bother being accurate?
//the height of the nodes in a single block is quite variable //the height of the nodes in a single block is quite variable
return false; //blockpos.Y * (MAP_BLOCKSIZE + 1) <= water_level; return blockpos.Y * (MAP_BLOCKSIZE + 1) <= water_level;
} }

101
src/mapgen.h
View File

@ -32,8 +32,17 @@ class Biome;
//struct BlockMakeData; //struct BlockMakeData;
class MapBlock; class MapBlock;
class ManualMapVoxelManipulator; class ManualMapVoxelManipulator;
class VoxelManipulator;
class INodeDefManager; class INodeDefManager;
enum BiomeType
{
BT_NORMAL,
BT_DESERT
};
struct BlockMakeData { struct BlockMakeData {
bool no_op; bool no_op;
ManualMapVoxelManipulator *vmanip; ManualMapVoxelManipulator *vmanip;
@ -48,7 +57,81 @@ struct BlockMakeData {
~BlockMakeData(); ~BlockMakeData();
}; };
class Mapgen { class Mapgen {
public:
int seed;
int water_level;
bool generating;
int id;
//virtual Mapgen(BiomeDefManager *biomedef, int mapgenid=0, u64 seed=0);
//virtual ~Mapgen();
virtual void makeChunk(BlockMakeData *data) {};
//Legacy functions for Farmesh (pending removal)
static bool get_have_beach(u64 seed, v2s16 p2d);
static double tree_amount_2d(u64 seed, v2s16 p);
static s16 find_ground_level_from_noise(u64 seed, v2s16 p2d, s16 precision);
};
class MapgenV6 : public Mapgen {
public:
//ManualMapVoxelManipulator &vmanip;
int ystride;
v3s16 csize;
v3s16 node_min;
v3s16 node_max;
Noise *noise_terrain_base;
Noise *noise_terrain_higher;
Noise *noise_steepness;
Noise *noise_height_select;
Noise *noise_trees;
Noise *noise_mud;
Noise *noise_beach;
Noise *noise_biome;
Noise *noise_cave;
float *map_terrain_base;
float *map_terrain_higher;
float *map_steepness;
float *map_height_select;
float *map_trees;
float *map_mud;
float *map_beach;
float *map_biome;
float *map_cave;
bool use_smooth_biome_trans;
MapgenV6(int mapgenid=0, u64 seed=0);
~MapgenV6();
void makeChunk(BlockMakeData *data);
static s16 find_ground_level(VoxelManipulator &vmanip, v2s16 p2d, INodeDefManager *ndef);
static s16 find_stone_level(VoxelManipulator &vmanip, v2s16 p2d, INodeDefManager *ndef);
void make_tree(ManualMapVoxelManipulator &vmanip, v3s16 p0, bool is_apple_tree, INodeDefManager *ndef);
double tree_amount_2d(u64 seed, v2s16 p);
bool block_is_underground(u64 seed, v3s16 blockpos);
double base_rock_level_2d(u64 seed, v2s16 p);
s16 find_ground_level_from_noise(u64 seed, v2s16 p2d, s16 precision);
double get_mud_add_amount(u64 seed, v2s16 p);
bool get_have_beach(u64 seed, v2s16 p2d);
BiomeType get_biome(u64 seed, v2s16 p2d);
u32 get_blockseed(u64 seed, v3s16 p);
};
class MapgenV7 : public Mapgen {
public: public:
BlockMakeData *data; BlockMakeData *data;
ManualMapVoxelManipulator *vmanip; ManualMapVoxelManipulator *vmanip;
@ -59,8 +142,8 @@ public:
int zstride; int zstride;
v3s16 csize; v3s16 csize;
int seed; //int seed;
int water_level; //int water_level;
Noise *noise_terrain; Noise *noise_terrain;
Noise *noise_bgroup; Noise *noise_bgroup;
@ -88,23 +171,23 @@ public:
MapNode n_water; MapNode n_water;
MapNode n_lava; MapNode n_lava;
Mapgen(BiomeDefManager *biomedef, int mapgenid=0, u64 seed=0); MapgenV7(BiomeDefManager *biomedef, int mapgenid=0, u64 seed=0);
Mapgen(BiomeDefManager *biomedef, int mapgenid, u64 seed, MapgenV7(BiomeDefManager *biomedef, int mapgenid, u64 seed,
NoiseParams *np_terrain, NoiseParams *np_bgroup, NoiseParams *np_terrain, NoiseParams *np_bgroup,
NoiseParams *np_heat, NoiseParams *np_humidity); NoiseParams *np_heat, NoiseParams *np_humidity);
void initMapgen(BiomeDefManager *biomedef, int mapgenid, u64 seed, void init(BiomeDefManager *biomedef, int mapgenid, u64 seed,
NoiseParams *np_terrain, NoiseParams *np_bgroup, NoiseParams *np_terrain, NoiseParams *np_bgroup,
NoiseParams *np_heat, NoiseParams *np_humidity); NoiseParams *np_heat, NoiseParams *np_humidity);
~Mapgen(); ~MapgenV7();
void makeChunk(BlockMakeData *data); void makeChunk(BlockMakeData *data);
void updateLiquid(v3s16 node_min, v3s16 node_max); void updateLiquid(v3s16 node_min, v3s16 node_max);
void updateLighting(v3s16 node_min, v3s16 node_max); void updateLighting(v3s16 node_min, v3s16 node_max);
//Legacy functions for Farmesh (pending removal) //Legacy functions for Farmesh (pending removal)
static bool get_have_beach(u64 seed, v2s16 p2d); // static bool get_have_beach(u64 seed, v2s16 p2d);
static double tree_amount_2d(u64 seed, v2s16 p); // static double tree_amount_2d(u64 seed, v2s16 p);
static s16 find_ground_level_from_noise(u64 seed, v2s16 p2d, s16 precision); // static s16 find_ground_level_from_noise(u64 seed, v2s16 p2d, s16 precision);
}; };
class EmergeManager { class EmergeManager {

1391
src/mapgen_v6.cpp Normal file
View File

File diff suppressed because it is too large Load Diff

7
src/noise.cpp
View File

@ -289,8 +289,8 @@ void Noise::init(NoiseParams *np, int seed, int sx, int sy, int sz) {
this->noisebuf = NULL; this->noisebuf = NULL;
resizeNoiseBuf(sz > 1); resizeNoiseBuf(sz > 1);
this->buf = new float[sx * sy * sz]; this->buf = new float[sx * sy * sz];
this->result = new float[sx * sy * sz]; this->result = new float[sx * sy * sz];
} }
@ -311,10 +311,13 @@ void Noise::setSize(int sx, int sy, int sz) {
this->sy = sy; this->sy = sy;
this->sz = sz; this->sz = sz;
this->noisebuf = NULL;
resizeNoiseBuf(sz > 1); resizeNoiseBuf(sz > 1);
delete[] buf; delete[] buf;
delete[] result; delete[] result;
this->buf = new float[sx * sy * sz];
this->result = new float[sx * sy * sz];
} }

19
src/scriptapi.cpp
View File

@ -4460,10 +4460,8 @@ static int l_register_biome_groups(lua_State *L)
{ {
luaL_checktype(L, 1, LUA_TTABLE); luaL_checktype(L, 1, LUA_TTABLE);
int index = 1; int index = 1;
if (!lua_istable(L, index)) { if (!lua_istable(L, index))
throw LuaError(L, "register_biome_groups: parameter is not a table");
return 0;
}
BiomeDefManager *bmgr = get_server(L)->getEmergeManager()->biomedef; BiomeDefManager *bmgr = get_server(L)->getEmergeManager()->biomedef;
@ -4514,15 +4512,16 @@ static int l_register_biome(lua_State *L)
b->humidity_min = getfloatfield_default(L, index, "humidity_min", 0.); b->humidity_min = getfloatfield_default(L, index, "humidity_min", 0.);
b->humidity_max = getfloatfield_default(L, index, "humidity_max", 0.); b->humidity_max = getfloatfield_default(L, index, "humidity_max", 0.);
//////hrm, what to do about the noiseparams... b->np = new NoiseParams; // should read an entire NoiseParams later on...
b->np = new NoiseParams; /////just a hacky solution
getfloatfield(L, index, "scale", b->np->scale); getfloatfield(L, index, "scale", b->np->scale);
getfloatfield(L, index, "offset", b->np->offset); getfloatfield(L, index, "offset", b->np->offset);
//TODO: add configurable spread factor and octaves!?
//I'd have to create a Noise for every Biome...
bmgr->addBiome(groupid, b);
printf(" - added biome '%s' - %d %d\n", b->name.c_str(), b->n_top.param0, b->n_filler.param0);
b->groupid = (s8)groupid;
b->flags = 0; //reserved
bmgr->addBiome(b);
verbosestream << "register_biome: " << b->name << std::endl;
return 0; return 0;
} }

6
src/server.cpp
View File

@ -172,8 +172,12 @@ void * EmergeThread::Thread()
ServerMap &map = ((ServerMap&)m_server->m_env->getMap()); ServerMap &map = ((ServerMap&)m_server->m_env->getMap());
EmergeManager *emerge = m_server->m_emerge; EmergeManager *emerge = m_server->m_emerge;
Mapgen *mapgen = new Mapgen( m_server->m_emerge->biomedef,/*mapgenid*/ 0, map.getSeed()); ////////fix this...!
Mapgen *mapgen;
if (g_settings->getS16("use_mapgen_version") == 7) ////////this is okay for now, fix later
mapgen = new MapgenV7( m_server->m_emerge->biomedef,/*mapgenid*/ 0, map.getSeed());
else
mapgen = new MapgenV6(0, map.getSeed());
/* /*
Get block info from queue, emerge them and send them Get block info from queue, emerge them and send them
to clients. to clients.