#include "environment.h"
#include "util/container.h"
#include "util/thread.h"
-#include "main.h"
#include "constants.h"
#include "voxel.h"
#include "config.h"
#include "mapgen_v7.h"
#include "mapgen_singlenode.h"
+struct MapgenDesc {
+ const char *name;
+ MapgenFactory *factory;
+};
+
+MapgenDesc reg_mapgens[] = {
+ {"v5", new MapgenFactoryV5},
+ {"v6", new MapgenFactoryV6},
+ {"v7", new MapgenFactoryV7},
+ {"singlenode", new MapgenFactorySinglenode},
+};
class EmergeThread : public JThread
{
EmergeManager::EmergeManager(IGameDef *gamedef)
{
- //register built-in mapgens
- registerMapgen("v5", new MapgenFactoryV5());
- registerMapgen("v6", new MapgenFactoryV6());
- registerMapgen("v7", new MapgenFactoryV7());
- registerMapgen("singlenode", new MapgenFactorySinglenode());
-
this->ndef = gamedef->getNodeDefManager();
this->biomemgr = new BiomeManager(gamedef);
this->oremgr = new OreManager(gamedef);
EmergeManager::~EmergeManager()
{
- for (unsigned int i = 0; i != emergethread.size(); i++) {
+ for (u32 i = 0; i != emergethread.size(); i++) {
if (threads_active) {
emergethread[i]->Stop();
emergethread[i]->qevent.signal();
emergethread.clear();
mapgen.clear();
- std::map<std::string, MapgenFactory *>::iterator it;
- for (it = mglist.begin(); it != mglist.end(); ++it)
- delete it->second;
- mglist.clear();
-
delete biomemgr;
delete oremgr;
delete decomgr;
void EmergeManager::loadMapgenParams()
{
- loadParamsFromSettings(g_settings);
-
- if (g_settings->get("fixed_map_seed").empty()) {
- params.seed = (((u64)(myrand() & 0xffff) << 0)
- | ((u64)(myrand() & 0xffff) << 16)
- | ((u64)(myrand() & 0xffff) << 32)
- | ((u64)(myrand() & 0xffff) << 48));
- }
+ params.load(*g_settings);
}
}
// Create the mapgens
- for (size_t i = 0; i != emergethread.size(); i++) {
+ for (u32 i = 0; i != emergethread.size(); i++) {
Mapgen *mg = createMapgen(params.mg_name, i, ¶ms);
assert(mg);
mapgen.push_back(mg);
Mapgen *EmergeManager::getCurrentMapgen()
{
- for (unsigned int i = 0; i != emergethread.size(); i++) {
+ for (u32 i = 0; i != emergethread.size(); i++) {
if (emergethread[i]->IsSameThread())
return emergethread[i]->mapgen;
}
if (threads_active)
return;
- for (unsigned int i = 0; i != emergethread.size(); i++)
+ for (u32 i = 0; i != emergethread.size(); i++)
emergethread[i]->Start();
threads_active = true;
return;
// Request thread stop in parallel
- for (unsigned int i = 0; i != emergethread.size(); i++) {
+ for (u32 i = 0; i != emergethread.size(); i++) {
emergethread[i]->Stop();
emergethread[i]->qevent.signal();
}
// Then do the waiting for each
- for (unsigned int i = 0; i != emergethread.size(); i++)
+ for (u32 i = 0; i != emergethread.size(); i++)
emergethread[i]->Wait();
threads_active = false;
// insert into the EmergeThread queue with the least items
int lowestitems = emergethread[0]->blockqueue.size();
- for (unsigned int i = 1; i != emergethread.size(); i++) {
+ for (u32 i = 1; i != emergethread.size(); i++) {
int nitems = emergethread[i]->blockqueue.size();
if (nitems < lowestitems) {
idx = i;
}
-u32 EmergeManager::getBlockSeed(v3s16 p)
+void EmergeManager::getMapgenNames(std::list<const char *> &mgnames)
{
- return (u32)(params.seed & 0xFFFFFFFF) +
- p.Z * 38134234 +
- p.Y * 42123 +
- p.X * 23;
+ for (u32 i = 0; i != ARRLEN(reg_mapgens); i++)
+ mgnames.push_back(reg_mapgens[i].name);
}
-Mapgen *EmergeManager::createMapgen(std::string mgname, int mgid,
+Mapgen *EmergeManager::createMapgen(const std::string &mgname, int mgid,
MapgenParams *mgparams)
{
- std::map<std::string, MapgenFactory *>::const_iterator iter;
- iter = mglist.find(mgname);
- if (iter == mglist.end()) {
+ u32 i;
+ for (i = 0; i != ARRLEN(reg_mapgens) && mgname != reg_mapgens[i].name; i++);
+ if (i == ARRLEN(reg_mapgens)) {
errorstream << "EmergeManager; mapgen " << mgname <<
" not registered" << std::endl;
return NULL;
}
- MapgenFactory *mgfactory = iter->second;
+ MapgenFactory *mgfactory = reg_mapgens[i].factory;
return mgfactory->createMapgen(mgid, mgparams, this);
}
-MapgenSpecificParams *EmergeManager::createMapgenParams(std::string mgname)
+MapgenSpecificParams *EmergeManager::createMapgenParams(const std::string &mgname)
{
- std::map<std::string, MapgenFactory *>::const_iterator iter;
- iter = mglist.find(mgname);
- if (iter == mglist.end()) {
- errorstream << "EmergeManager: mapgen " << mgname <<
+ u32 i;
+ for (i = 0; i < ARRLEN(reg_mapgens) && mgname != reg_mapgens[i].name; i++);
+ if (i == ARRLEN(reg_mapgens)) {
+ errorstream << "EmergeManager: Mapgen " << mgname <<
" not registered" << std::endl;
return NULL;
}
- MapgenFactory *mgfactory = iter->second;
+ MapgenFactory *mgfactory = reg_mapgens[i].factory;
return mgfactory->createMapgenParams();
}
-void EmergeManager::loadParamsFromSettings(Settings *settings)
-{
- std::string seed_str;
- const char *setname = (settings == g_settings) ? "fixed_map_seed" : "seed";
-
- if (settings->getNoEx(setname, seed_str))
- params.seed = read_seed(seed_str.c_str());
-
- settings->getNoEx("mg_name", params.mg_name);
- settings->getS16NoEx("water_level", params.water_level);
- settings->getS16NoEx("chunksize", params.chunksize);
- settings->getFlagStrNoEx("mg_flags", params.flags, flagdesc_mapgen);
- settings->getNoiseParams("mg_biome_np_heat", params.np_biome_heat);
- settings->getNoiseParams("mg_biome_np_humidity", params.np_biome_humidity);
-
- delete params.sparams;
- params.sparams = createMapgenParams(params.mg_name);
- if (params.sparams)
- params.sparams->readParams(settings);
-}
-
-
-void EmergeManager::saveParamsToSettings(Settings *settings)
-{
- settings->set("mg_name", params.mg_name);
- settings->setU64("seed", params.seed);
- settings->setS16("water_level", params.water_level);
- settings->setS16("chunksize", params.chunksize);
- settings->setFlagStr("mg_flags", params.flags, flagdesc_mapgen, (u32)-1);
- settings->setNoiseParams("mg_biome_np_heat", params.np_biome_heat);
- settings->setNoiseParams("mg_biome_np_humidity", params.np_biome_humidity);
-
- if (params.sparams)
- params.sparams->writeParams(settings);
-}
-
-
-void EmergeManager::registerMapgen(std::string mgname, MapgenFactory *mgfactory)
-{
- mglist.insert(std::make_pair(mgname, mgfactory));
- infostream << "EmergeManager: registered mapgen " << mgname << std::endl;
-}
-
-
////////////////////////////// Emerge Thread //////////////////////////////////
bool EmergeThread::popBlockEmerge(v3s16 *pos, u8 *flags)
VoxelArea(minp, maxp));
try { // takes about 90ms with -O1 on an e3-1230v2
m_server->getScriptIface()->environment_OnGenerated(
- minp, maxp, emerge->getBlockSeed(minp));
+ minp, maxp, mapgen->blockseed);
} catch(LuaError &e) {
m_server->setAsyncFatalError(e.what());
}
}
catch (VersionMismatchException &e) {
std::ostringstream err;
- err << "World data version mismatch in MapBlock "<<PP(last_tried_pos)<<std::endl;
- err << "----"<<std::endl;
- err << "\""<<e.what()<<"\""<<std::endl;
- err << "See debug.txt."<<std::endl;
- err << "World probably saved by a newer version of Minetest."<<std::endl;
+ err << "World data version mismatch in MapBlock " << PP(last_tried_pos) << std::endl
+ << "----" << std::endl
+ << "\"" << e.what() << "\"" << std::endl
+ << "See debug.txt." << std::endl
+ << "World probably saved by a newer version of " PROJECT_NAME "."
+ << std::endl;
m_server->setAsyncFatalError(err.str());
}
catch (SerializationError &e) {
std::ostringstream err;
- err << "Invalid data in MapBlock "<<PP(last_tried_pos)<<std::endl;
- err << "----"<<std::endl;
- err << "\""<<e.what()<<"\""<<std::endl;
- err << "See debug.txt."<<std::endl;
- err << "You can ignore this using [ignore_world_load_errors = true]."<<std::endl;
+ err << "Invalid data in MapBlock " << PP(last_tried_pos) << std::endl
+ << "----" << std::endl
+ << "\"" << e.what() << "\"" << std::endl
+ << "See debug.txt." << std::endl
+ << "You can ignore this using [ignore_world_load_errors = true]."
+ << std::endl;
m_server->setAsyncFatalError(err.str());
}
+ {
+ JMutexAutoLock queuelock(emerge->queuemutex);
+ while (!blockqueue.empty())
+ {
+ v3s16 p = blockqueue.front();
+ blockqueue.pop();
+
+ std::map<v3s16, BlockEmergeData *>::iterator iter;
+ iter = emerge->blocks_enqueued.find(p);
+ if (iter == emerge->blocks_enqueued.end())
+ continue; //uh oh, queue and map out of sync!!
+
+ BlockEmergeData *bedata = iter->second;
+ delete bedata;
+ }
+ }
+
END_DEBUG_EXCEPTION_HANDLER(errorstream)
log_deregister_thread();
return NULL;
projects / dragonfireclient.git / blobdiff