mirror of
https://github.com/luanti-org/luanti.git
synced 2025-06-27 16:36:03 +00:00
Add emerge completion callback mechanism
Major refactor of emerge.cpp and Map::init/finishBlockMake
This commit is contained in:
kwolekr
parent
1f9c5a4a7b
commit
0850d3bb93
6 changed files with 624 additions and 572 deletions
746
src/emerge.cpp
746
src/emerge.cpp
|
|
@ -20,77 +20,95 @@ with this program; if not, write to the Free Software Foundation, Inc.,
|
|||
|
||||
|
||||
#include "emerge.h"
|
||||
#include "server.h"
|
||||
|
||||
#include <iostream>
|
||||
#include <queue>
|
||||
#include "threading/event.h"
|
||||
#include "map.h"
|
||||
#include "environment.h"
|
||||
|
||||
#include "util/container.h"
|
||||
#include "util/thread.h"
|
||||
#include "constants.h"
|
||||
#include "voxel.h"
|
||||
#include "threading/event.h"
|
||||
|
||||
#include "config.h"
|
||||
#include "mapblock.h"
|
||||
#include "serverobject.h"
|
||||
#include "settings.h"
|
||||
#include "scripting_game.h"
|
||||
#include "profiler.h"
|
||||
#include "constants.h"
|
||||
#include "environment.h"
|
||||
#include "log.h"
|
||||
#include "nodedef.h"
|
||||
#include "mg_biome.h"
|
||||
#include "mg_ore.h"
|
||||
#include "mg_decoration.h"
|
||||
#include "mg_schematic.h"
|
||||
#include "map.h"
|
||||
#include "mapblock.h"
|
||||
#include "mapgen_v5.h"
|
||||
#include "mapgen_v6.h"
|
||||
#include "mapgen_v7.h"
|
||||
#include "mapgen_singlenode.h"
|
||||
#include "mg_biome.h"
|
||||
#include "mg_ore.h"
|
||||
#include "mg_decoration.h"
|
||||
#include "mg_schematic.h"
|
||||
#include "nodedef.h"
|
||||
#include "profiler.h"
|
||||
#include "scripting_game.h"
|
||||
#include "server.h"
|
||||
#include "serverobject.h"
|
||||
#include "settings.h"
|
||||
#include "voxel.h"
|
||||
|
||||
|
||||
struct MapgenDesc {
|
||||
const char *name;
|
||||
MapgenFactory *factory;
|
||||
};
|
||||
|
||||
MapgenDesc reg_mapgens[] = {
|
||||
class EmergeThread : public Thread {
|
||||
public:
|
||||
bool enable_mapgen_debug_info;
|
||||
int id;
|
||||
|
||||
EmergeThread(Server *server, int ethreadid);
|
||||
~EmergeThread();
|
||||
|
||||
void *run();
|
||||
void signal();
|
||||
|
||||
// Requires queue mutex held
|
||||
bool pushBlock(v3s16 pos);
|
||||
|
||||
void cancelPendingItems();
|
||||
|
||||
static void runCompletionCallbacks(
|
||||
v3s16 pos, EmergeAction action,
|
||||
const EmergeCallbackList &callbacks);
|
||||
|
||||
private:
|
||||
Server *m_server;
|
||||
ServerMap *m_map;
|
||||
EmergeManager *m_emerge;
|
||||
Mapgen *m_mapgen;
|
||||
|
||||
Event m_queue_event;
|
||||
std::queue<v3s16> m_block_queue;
|
||||
|
||||
bool popBlockEmerge(v3s16 *pos, BlockEmergeData *bedata);
|
||||
|
||||
EmergeAction getBlockOrStartGen(
|
||||
v3s16 pos, bool allow_gen, MapBlock **block, BlockMakeData *data);
|
||||
MapBlock *finishGen(v3s16 pos, BlockMakeData *bmdata,
|
||||
std::map<v3s16, MapBlock *> *modified_blocks);
|
||||
|
||||
friend class EmergeManager;
|
||||
};
|
||||
|
||||
////
|
||||
//// Built-in mapgens
|
||||
////
|
||||
|
||||
MapgenDesc g_reg_mapgens[] = {
|
||||
{"v5", new MapgenFactoryV5},
|
||||
{"v6", new MapgenFactoryV6},
|
||||
{"v7", new MapgenFactoryV7},
|
||||
{"singlenode", new MapgenFactorySinglenode},
|
||||
};
|
||||
|
||||
class EmergeThread : public Thread
|
||||
{
|
||||
public:
|
||||
Server *m_server;
|
||||
ServerMap *map;
|
||||
EmergeManager *emerge;
|
||||
Mapgen *mapgen;
|
||||
bool enable_mapgen_debug_info;
|
||||
int id;
|
||||
|
||||
Event qevent;
|
||||
std::queue<v3s16> blockqueue;
|
||||
|
||||
EmergeThread(Server *server, int ethreadid):
|
||||
m_server(server),
|
||||
map(NULL),
|
||||
emerge(NULL),
|
||||
mapgen(NULL),
|
||||
enable_mapgen_debug_info(false),
|
||||
id(ethreadid)
|
||||
{
|
||||
name = "Emerge-" + itos(id);
|
||||
}
|
||||
|
||||
void *run();
|
||||
bool popBlockEmerge(v3s16 *pos, u8 *flags);
|
||||
bool getBlockOrStartGen(v3s16 p, MapBlock **b,
|
||||
BlockMakeData *data, bool allow_generate);
|
||||
};
|
||||
|
||||
|
||||
/////////////////////////////// Emerge Manager ////////////////////////////////
|
||||
////
|
||||
//// EmergeManager
|
||||
////
|
||||
|
||||
EmergeManager::EmergeManager(IGameDef *gamedef)
|
||||
{
|
||||
|
|
@ -104,11 +122,11 @@ EmergeManager::EmergeManager(IGameDef *gamedef)
|
|||
// Note that accesses to this variable are not synchronized.
|
||||
// This is because the *only* thread ever starting or stopping
|
||||
// EmergeThreads should be the ServerThread.
|
||||
this->threads_active = false;
|
||||
this->m_threads_active = false;
|
||||
|
||||
mapgen_debug_info = g_settings->getBool("enable_mapgen_debug_info");
|
||||
enable_mapgen_debug_info = g_settings->getBool("enable_mapgen_debug_info");
|
||||
|
||||
// if unspecified, leave a proc for the main thread and one for
|
||||
// If unspecified, leave a proc for the main thread and one for
|
||||
// some other misc thread
|
||||
s16 nthreads = 0;
|
||||
if (!g_settings->getS16NoEx("num_emerge_threads", nthreads))
|
||||
|
|
@ -116,22 +134,22 @@ EmergeManager::EmergeManager(IGameDef *gamedef)
|
|||
if (nthreads < 1)
|
||||
nthreads = 1;
|
||||
|
||||
qlimit_total = g_settings->getU16("emergequeue_limit_total");
|
||||
if (!g_settings->getU16NoEx("emergequeue_limit_diskonly", qlimit_diskonly))
|
||||
qlimit_diskonly = nthreads * 5 + 1;
|
||||
if (!g_settings->getU16NoEx("emergequeue_limit_generate", qlimit_generate))
|
||||
qlimit_generate = nthreads + 1;
|
||||
m_qlimit_total = g_settings->getU16("emergequeue_limit_total");
|
||||
if (!g_settings->getU16NoEx("emergequeue_limit_diskonly", m_qlimit_diskonly))
|
||||
m_qlimit_diskonly = nthreads * 5 + 1;
|
||||
if (!g_settings->getU16NoEx("emergequeue_limit_generate", m_qlimit_generate))
|
||||
m_qlimit_generate = nthreads + 1;
|
||||
|
||||
// don't trust user input for something very important like this
|
||||
if (qlimit_total < 1)
|
||||
qlimit_total = 1;
|
||||
if (qlimit_diskonly < 1)
|
||||
qlimit_diskonly = 1;
|
||||
if (qlimit_generate < 1)
|
||||
qlimit_generate = 1;
|
||||
if (m_qlimit_total < 1)
|
||||
m_qlimit_total = 1;
|
||||
if (m_qlimit_diskonly < 1)
|
||||
m_qlimit_diskonly = 1;
|
||||
if (m_qlimit_generate < 1)
|
||||
m_qlimit_generate = 1;
|
||||
|
||||
for (s16 i = 0; i < nthreads; i++)
|
||||
emergethread.push_back(new EmergeThread((Server *) gamedef, i));
|
||||
m_threads.push_back(new EmergeThread((Server *)gamedef, i));
|
||||
|
||||
infostream << "EmergeManager: using " << nthreads << " threads" << std::endl;
|
||||
}
|
||||
|
|
@ -139,27 +157,25 @@ EmergeManager::EmergeManager(IGameDef *gamedef)
|
|||
|
||||
EmergeManager::~EmergeManager()
|
||||
{
|
||||
for (u32 i = 0; i != emergethread.size(); i++) {
|
||||
if (threads_active) {
|
||||
emergethread[i]->stop();
|
||||
emergethread[i]->qevent.signal();
|
||||
emergethread[i]->wait();
|
||||
for (u32 i = 0; i != m_threads.size(); i++) {
|
||||
EmergeThread *thread = m_threads[i];
|
||||
|
||||
if (m_threads_active) {
|
||||
thread->stop();
|
||||
thread->signal();
|
||||
thread->wait();
|
||||
}
|
||||
delete emergethread[i];
|
||||
delete mapgen[i];
|
||||
|
||||
delete thread;
|
||||
delete m_mapgens[i];
|
||||
}
|
||||
emergethread.clear();
|
||||
mapgen.clear();
|
||||
|
||||
delete biomemgr;
|
||||
delete oremgr;
|
||||
delete decomgr;
|
||||
delete schemmgr;
|
||||
|
||||
if (params.sparams) {
|
||||
delete params.sparams;
|
||||
params.sparams = NULL;
|
||||
}
|
||||
delete params.sparams;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -171,33 +187,37 @@ void EmergeManager::loadMapgenParams()
|
|||
|
||||
void EmergeManager::initMapgens()
|
||||
{
|
||||
if (mapgen.size())
|
||||
if (m_mapgens.size())
|
||||
return;
|
||||
|
||||
MapgenFactory *mgfactory = getMapgenFactory(params.mg_name);
|
||||
if (!mgfactory) {
|
||||
errorstream << "EmergeManager: mapgen " << params.mg_name <<
|
||||
" not registered; falling back to " << DEFAULT_MAPGEN << std::endl;
|
||||
|
||||
params.mg_name = DEFAULT_MAPGEN;
|
||||
|
||||
mgfactory = getMapgenFactory(params.mg_name);
|
||||
FATAL_ERROR_IF(mgfactory == NULL, "Couldn't use any mapgen!");
|
||||
}
|
||||
|
||||
if (!params.sparams) {
|
||||
params.sparams = createMapgenParams(params.mg_name);
|
||||
if (!params.sparams) {
|
||||
params.mg_name = DEFAULT_MAPGEN;
|
||||
params.sparams = createMapgenParams(params.mg_name);
|
||||
assert(params.sparams);
|
||||
}
|
||||
params.sparams = mgfactory->createMapgenParams();
|
||||
params.sparams->readParams(g_settings);
|
||||
}
|
||||
|
||||
// Create the mapgens
|
||||
for (u32 i = 0; i != emergethread.size(); i++) {
|
||||
Mapgen *mg = createMapgen(params.mg_name, i, ¶ms);
|
||||
assert(mg);
|
||||
mapgen.push_back(mg);
|
||||
for (u32 i = 0; i != m_threads.size(); i++) {
|
||||
Mapgen *mg = mgfactory->createMapgen(i, ¶ms, this);
|
||||
m_mapgens.push_back(mg);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Mapgen *EmergeManager::getCurrentMapgen()
|
||||
{
|
||||
for (u32 i = 0; i != emergethread.size(); i++) {
|
||||
if (emergethread[i]->isSameThread())
|
||||
return emergethread[i]->mapgen;
|
||||
for (u32 i = 0; i != m_threads.size(); i++) {
|
||||
if (m_threads[i]->isSameThread())
|
||||
return m_threads[i]->m_mapgen;
|
||||
}
|
||||
|
||||
return NULL;
|
||||
|
|
@ -206,94 +226,81 @@ Mapgen *EmergeManager::getCurrentMapgen()
|
|||
|
||||
void EmergeManager::startThreads()
|
||||
{
|
||||
if (threads_active)
|
||||
if (m_threads_active)
|
||||
return;
|
||||
|
||||
for (u32 i = 0; i != emergethread.size(); i++)
|
||||
emergethread[i]->start();
|
||||
for (u32 i = 0; i != m_threads.size(); i++)
|
||||
m_threads[i]->start();
|
||||
|
||||
threads_active = true;
|
||||
m_threads_active = true;
|
||||
}
|
||||
|
||||
|
||||
void EmergeManager::stopThreads()
|
||||
{
|
||||
if (!threads_active)
|
||||
if (!m_threads_active)
|
||||
return;
|
||||
|
||||
// Request thread stop in parallel
|
||||
for (u32 i = 0; i != emergethread.size(); i++) {
|
||||
emergethread[i]->stop();
|
||||
emergethread[i]->qevent.signal();
|
||||
for (u32 i = 0; i != m_threads.size(); i++) {
|
||||
m_threads[i]->stop();
|
||||
m_threads[i]->signal();
|
||||
}
|
||||
|
||||
// Then do the waiting for each
|
||||
for (u32 i = 0; i != emergethread.size(); i++)
|
||||
emergethread[i]->wait();
|
||||
for (u32 i = 0; i != m_threads.size(); i++)
|
||||
m_threads[i]->wait();
|
||||
|
||||
threads_active = false;
|
||||
m_threads_active = false;
|
||||
}
|
||||
|
||||
|
||||
bool EmergeManager::enqueueBlockEmerge(u16 peer_id, v3s16 p,
|
||||
bool allow_generate, bool force_queue_block)
|
||||
bool EmergeManager::enqueueBlockEmerge(
|
||||
u16 peer_id,
|
||||
v3s16 blockpos,
|
||||
bool allow_generate,
|
||||
bool ignore_queue_limits)
|
||||
{
|
||||
std::map<v3s16, BlockEmergeData *>::const_iterator iter;
|
||||
BlockEmergeData *bedata;
|
||||
u16 count_global = 0;
|
||||
u16 count_peer = 0;
|
||||
u8 flags = 0;
|
||||
int idx = 0;
|
||||
|
||||
u16 flags = 0;
|
||||
if (allow_generate)
|
||||
flags |= BLOCK_EMERGE_ALLOWGEN;
|
||||
flags |= BLOCK_EMERGE_ALLOW_GEN;
|
||||
if (ignore_queue_limits)
|
||||
flags |= BLOCK_EMERGE_FORCE_QUEUE;
|
||||
|
||||
return enqueueBlockEmergeEx(blockpos, peer_id, flags, NULL, NULL);
|
||||
}
|
||||
|
||||
|
||||
bool EmergeManager::enqueueBlockEmergeEx(
|
||||
v3s16 blockpos,
|
||||
u16 peer_id,
|
||||
u16 flags,
|
||||
EmergeCompletionCallback callback,
|
||||
void *callback_param)
|
||||
{
|
||||
EmergeThread *thread = NULL;
|
||||
|
||||
{
|
||||
MutexAutoLock queuelock(queuemutex);
|
||||
MutexAutoLock queuelock(m_queue_mutex);
|
||||
|
||||
count_global = blocks_enqueued.size();
|
||||
count_peer = peer_queue_count[peer_id];
|
||||
if (!pushBlockEmergeData(blockpos, peer_id, flags,
|
||||
callback, callback_param))
|
||||
return false;
|
||||
|
||||
if (!force_queue_block) {
|
||||
if (count_global >= qlimit_total)
|
||||
return false;
|
||||
|
||||
u16 qlimit_peer = allow_generate ? qlimit_generate : qlimit_diskonly;
|
||||
if (count_peer >= qlimit_peer)
|
||||
return false;
|
||||
}
|
||||
|
||||
iter = blocks_enqueued.find(p);
|
||||
if (iter != blocks_enqueued.end()) {
|
||||
bedata = iter->second;
|
||||
bedata->flags |= flags;
|
||||
return true;
|
||||
}
|
||||
|
||||
bedata = new BlockEmergeData;
|
||||
bedata->flags = flags;
|
||||
bedata->peer_requested = peer_id;
|
||||
blocks_enqueued.insert(std::make_pair(p, bedata));
|
||||
|
||||
peer_queue_count[peer_id] = count_peer + 1;
|
||||
|
||||
// insert into the EmergeThread queue with the least items
|
||||
int lowestitems = emergethread[0]->blockqueue.size();
|
||||
for (u32 i = 1; i != emergethread.size(); i++) {
|
||||
int nitems = emergethread[i]->blockqueue.size();
|
||||
if (nitems < lowestitems) {
|
||||
idx = i;
|
||||
lowestitems = nitems;
|
||||
}
|
||||
}
|
||||
|
||||
emergethread[idx]->blockqueue.push(p);
|
||||
thread = getOptimalThread();
|
||||
thread->pushBlock(blockpos);
|
||||
}
|
||||
emergethread[idx]->qevent.signal();
|
||||
|
||||
thread->signal();
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
//
|
||||
// Mapgen-related helper functions
|
||||
//
|
||||
|
||||
v3s16 EmergeManager::getContainingChunk(v3s16 blockpos)
|
||||
{
|
||||
return getContainingChunk(blockpos, params.chunksize);
|
||||
|
|
@ -312,129 +319,297 @@ v3s16 EmergeManager::getContainingChunk(v3s16 blockpos, s16 chunksize)
|
|||
|
||||
int EmergeManager::getGroundLevelAtPoint(v2s16 p)
|
||||
{
|
||||
if (mapgen.size() == 0 || !mapgen[0]) {
|
||||
if (m_mapgens.size() == 0 || !m_mapgens[0]) {
|
||||
errorstream << "EmergeManager: getGroundLevelAtPoint() called"
|
||||
" before mapgen initialized" << std::endl;
|
||||
" before mapgen init" << std::endl;
|
||||
return 0;
|
||||
}
|
||||
|
||||
return mapgen[0]->getGroundLevelAtPoint(p);
|
||||
return m_mapgens[0]->getGroundLevelAtPoint(p);
|
||||
}
|
||||
|
||||
|
||||
bool EmergeManager::isBlockUnderground(v3s16 blockpos)
|
||||
{
|
||||
/*
|
||||
#if 0
|
||||
v2s16 p = v2s16((blockpos.X * MAP_BLOCKSIZE) + MAP_BLOCKSIZE / 2,
|
||||
(blockpos.Y * MAP_BLOCKSIZE) + MAP_BLOCKSIZE / 2);
|
||||
int ground_level = getGroundLevelAtPoint(p);
|
||||
return blockpos.Y * (MAP_BLOCKSIZE + 1) <= min(water_level, ground_level);
|
||||
*/
|
||||
#endif
|
||||
|
||||
//yuck, but then again, should i bother being accurate?
|
||||
//the height of the nodes in a single block is quite variable
|
||||
// Use a simple heuristic; the above method is wildly inaccurate anyway.
|
||||
return blockpos.Y * (MAP_BLOCKSIZE + 1) <= params.water_level;
|
||||
}
|
||||
|
||||
|
||||
void EmergeManager::getMapgenNames(std::list<const char *> &mgnames)
|
||||
void EmergeManager::getMapgenNames(std::vector<const char *> *mgnames)
|
||||
{
|
||||
for (u32 i = 0; i != ARRLEN(reg_mapgens); i++)
|
||||
mgnames.push_back(reg_mapgens[i].name);
|
||||
for (u32 i = 0; i != ARRLEN(g_reg_mapgens); i++)
|
||||
mgnames->push_back(g_reg_mapgens[i].name);
|
||||
}
|
||||
|
||||
|
||||
Mapgen *EmergeManager::createMapgen(const std::string &mgname, int mgid,
|
||||
MapgenParams *mgparams)
|
||||
MapgenFactory *EmergeManager::getMapgenFactory(const std::string &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;
|
||||
for (u32 i = 0; i != ARRLEN(g_reg_mapgens); i++) {
|
||||
if (mgname == g_reg_mapgens[i].name)
|
||||
return g_reg_mapgens[i].factory;
|
||||
}
|
||||
|
||||
MapgenFactory *mgfactory = reg_mapgens[i].factory;
|
||||
return mgfactory->createMapgen(mgid, mgparams, this);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
||||
MapgenSpecificParams *EmergeManager::createMapgenParams(const std::string &mgname)
|
||||
bool EmergeManager::pushBlockEmergeData(
|
||||
v3s16 pos,
|
||||
u16 peer_requested,
|
||||
u16 flags,
|
||||
EmergeCompletionCallback callback,
|
||||
void *callback_param)
|
||||
{
|
||||
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;
|
||||
u16 &count_peer = m_peer_queue_count[peer_requested];
|
||||
|
||||
if ((flags & BLOCK_EMERGE_FORCE_QUEUE) == 0) {
|
||||
if (m_blocks_enqueued.size() >= m_qlimit_total)
|
||||
return false;
|
||||
|
||||
if (peer_requested != PEER_ID_INEXISTENT) {
|
||||
u16 qlimit_peer = (flags & BLOCK_EMERGE_ALLOW_GEN) ?
|
||||
m_qlimit_generate : m_qlimit_diskonly;
|
||||
if (count_peer >= qlimit_peer)
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
MapgenFactory *mgfactory = reg_mapgens[i].factory;
|
||||
return mgfactory->createMapgenParams();
|
||||
}
|
||||
std::pair<std::map<v3s16, BlockEmergeData>::iterator, bool> findres;
|
||||
findres = m_blocks_enqueued.insert(std::make_pair(pos, BlockEmergeData()));
|
||||
|
||||
BlockEmergeData &bedata = findres.first->second;
|
||||
bool update_existing = !findres.second;
|
||||
|
||||
////////////////////////////// Emerge Thread //////////////////////////////////
|
||||
if (callback)
|
||||
bedata.callbacks.push_back(std::make_pair(callback, callback_param));
|
||||
|
||||
bool EmergeThread::popBlockEmerge(v3s16 *pos, u8 *flags)
|
||||
{
|
||||
std::map<v3s16, BlockEmergeData *>::iterator iter;
|
||||
MutexAutoLock queuelock(emerge->queuemutex);
|
||||
if (update_existing) {
|
||||
bedata.flags |= flags;
|
||||
} else {
|
||||
bedata.flags = flags;
|
||||
bedata.peer_requested = peer_requested;
|
||||
|
||||
if (blockqueue.empty())
|
||||
return false;
|
||||
v3s16 p = blockqueue.front();
|
||||
blockqueue.pop();
|
||||
|
||||
*pos = p;
|
||||
|
||||
iter = emerge->blocks_enqueued.find(p);
|
||||
if (iter == emerge->blocks_enqueued.end())
|
||||
return false; //uh oh, queue and map out of sync!!
|
||||
|
||||
BlockEmergeData *bedata = iter->second;
|
||||
*flags = bedata->flags;
|
||||
|
||||
emerge->peer_queue_count[bedata->peer_requested]--;
|
||||
|
||||
delete bedata;
|
||||
emerge->blocks_enqueued.erase(iter);
|
||||
count_peer++;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
bool EmergeThread::getBlockOrStartGen(v3s16 p, MapBlock **b,
|
||||
BlockMakeData *data, bool allow_gen)
|
||||
bool EmergeManager::popBlockEmergeData(
|
||||
v3s16 pos,
|
||||
BlockEmergeData *bedata)
|
||||
{
|
||||
std::map<v3s16, BlockEmergeData>::iterator it;
|
||||
std::map<u16, u16>::iterator it2;
|
||||
|
||||
it = m_blocks_enqueued.find(pos);
|
||||
if (it == m_blocks_enqueued.end())
|
||||
return false;
|
||||
|
||||
*bedata = it->second;
|
||||
|
||||
it2 = m_peer_queue_count.find(bedata->peer_requested);
|
||||
if (it2 == m_peer_queue_count.end())
|
||||
return false;
|
||||
|
||||
u16 &count_peer = it2->second;
|
||||
assert(count_peer != 0);
|
||||
count_peer--;
|
||||
|
||||
m_blocks_enqueued.erase(it);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
EmergeThread *EmergeManager::getOptimalThread()
|
||||
{
|
||||
size_t nthreads = m_threads.size();
|
||||
|
||||
FATAL_ERROR_IF(nthreads == 0, "No emerge threads!");
|
||||
|
||||
size_t index = 0;
|
||||
size_t nitems_lowest = m_threads[0]->m_block_queue.size();
|
||||
|
||||
for (size_t i = 1; i < nthreads; i++) {
|
||||
size_t nitems = m_threads[i]->m_block_queue.size();
|
||||
if (nitems < nitems_lowest) {
|
||||
index = i;
|
||||
nitems_lowest = nitems;
|
||||
}
|
||||
}
|
||||
|
||||
return m_threads[index];
|
||||
}
|
||||
|
||||
|
||||
////
|
||||
//// EmergeThread
|
||||
////
|
||||
|
||||
EmergeThread::EmergeThread(Server *server, int ethreadid) :
|
||||
enable_mapgen_debug_info(false),
|
||||
id(ethreadid),
|
||||
m_server(server),
|
||||
m_map(NULL),
|
||||
m_emerge(NULL),
|
||||
m_mapgen(NULL)
|
||||
{
|
||||
name = "Emerge-" + itos(ethreadid);
|
||||
}
|
||||
|
||||
|
||||
EmergeThread::~EmergeThread()
|
||||
{
|
||||
//cancelPendingItems();
|
||||
}
|
||||
|
||||
|
||||
void EmergeThread::signal()
|
||||
{
|
||||
m_queue_event.signal();
|
||||
}
|
||||
|
||||
|
||||
bool EmergeThread::pushBlock(v3s16 pos)
|
||||
{
|
||||
m_block_queue.push(pos);
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
void EmergeThread::cancelPendingItems()
|
||||
{
|
||||
MutexAutoLock queuelock(m_emerge->m_queue_mutex);
|
||||
|
||||
while (!m_block_queue.empty()) {
|
||||
BlockEmergeData bedata;
|
||||
v3s16 pos;
|
||||
|
||||
pos = m_block_queue.front();
|
||||
m_block_queue.pop();
|
||||
|
||||
m_emerge->popBlockEmergeData(pos, &bedata);
|
||||
|
||||
runCompletionCallbacks(pos, EMERGE_CANCELLED, bedata.callbacks);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void EmergeThread::runCompletionCallbacks(
|
||||
v3s16 pos,
|
||||
EmergeAction action,
|
||||
const EmergeCallbackList &callbacks)
|
||||
{
|
||||
for (size_t i = 0; i != callbacks.size(); i++) {
|
||||
EmergeCompletionCallback callback;
|
||||
void *param;
|
||||
|
||||
callback = callbacks[i].first;
|
||||
param = callbacks[i].second;
|
||||
|
||||
callback(pos, action, param);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
bool EmergeThread::popBlockEmerge(v3s16 *pos, BlockEmergeData *bedata)
|
||||
{
|
||||
MutexAutoLock queuelock(m_emerge->m_queue_mutex);
|
||||
|
||||
if (m_block_queue.empty())
|
||||
return false;
|
||||
|
||||
*pos = m_block_queue.front();
|
||||
m_block_queue.pop();
|
||||
|
||||
m_emerge->popBlockEmergeData(*pos, bedata);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
EmergeAction EmergeThread::getBlockOrStartGen(
|
||||
v3s16 pos, bool allow_gen, MapBlock **block, BlockMakeData *bmdata)
|
||||
{
|
||||
v2s16 p2d(p.X, p.Z);
|
||||
//envlock: usually takes <=1ms, sometimes 90ms or ~400ms to acquire
|
||||
MutexAutoLock envlock(m_server->m_env_mutex);
|
||||
|
||||
// Load sector if it isn't loaded
|
||||
if (map->getSectorNoGenerateNoEx(p2d) == NULL)
|
||||
map->loadSectorMeta(p2d);
|
||||
// 1). Attempt to fetch block from memory
|
||||
*block = m_map->getBlockNoCreateNoEx(pos);
|
||||
if (*block && !(*block)->isDummy() && (*block)->isGenerated())
|
||||
return EMERGE_FROM_MEMORY;
|
||||
|
||||
// Attempt to load block
|
||||
MapBlock *block = map->getBlockNoCreateNoEx(p);
|
||||
if (!block || block->isDummy() || !block->isGenerated()) {
|
||||
EMERGE_DBG_OUT("not in memory, attempting to load from disk");
|
||||
block = map->loadBlock(p);
|
||||
if (block && block->isGenerated())
|
||||
map->prepareBlock(block);
|
||||
// 2). Attempt to load block from disk
|
||||
*block = m_map->loadBlock(pos);
|
||||
if (*block && (*block)->isGenerated())
|
||||
return EMERGE_FROM_DISK;
|
||||
|
||||
// 3). Attempt to start generation
|
||||
if (allow_gen && m_map->initBlockMake(pos, bmdata))
|
||||
return EMERGE_GENERATED;
|
||||
|
||||
// All attempts failed; cancel this block emerge
|
||||
return EMERGE_CANCELLED;
|
||||
}
|
||||
|
||||
|
||||
MapBlock *EmergeThread::finishGen(v3s16 pos, BlockMakeData *bmdata,
|
||||
std::map<v3s16, MapBlock *> *modified_blocks)
|
||||
{
|
||||
MutexAutoLock envlock(m_server->m_env_mutex);
|
||||
ScopeProfiler sp(g_profiler,
|
||||
"EmergeThread: after Mapgen::makeChunk", SPT_AVG);
|
||||
|
||||
/*
|
||||
Perform post-processing on blocks (invalidate lighting, queue liquid
|
||||
transforms, etc.) to finish block make
|
||||
*/
|
||||
m_map->finishBlockMake(bmdata, modified_blocks);
|
||||
|
||||
MapBlock *block = m_map->getBlockNoCreateNoEx(pos);
|
||||
if (!block) {
|
||||
errorstream << "EmergeThread::finishGen: Couldn't grab block we "
|
||||
"just generated: " << PP(pos) << std::endl;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// If could not load and allowed to generate,
|
||||
// start generation inside this same envlock
|
||||
if (allow_gen && (block == NULL || !block->isGenerated())) {
|
||||
EMERGE_DBG_OUT("generating");
|
||||
*b = block;
|
||||
return map->initBlockMake(data, p);
|
||||
v3s16 minp = bmdata->blockpos_min * MAP_BLOCKSIZE;
|
||||
v3s16 maxp = bmdata->blockpos_max * MAP_BLOCKSIZE +
|
||||
v3s16(1,1,1) * (MAP_BLOCKSIZE - 1);
|
||||
|
||||
// Ignore map edit events, they will not need to be sent
|
||||
// to anybody because the block hasn't been sent to anybody
|
||||
MapEditEventAreaIgnorer ign(
|
||||
&m_server->m_ignore_map_edit_events_area,
|
||||
VoxelArea(minp, maxp));
|
||||
|
||||
/*
|
||||
Run Lua on_generated callbacks
|
||||
*/
|
||||
try {
|
||||
m_server->getScriptIface()->environment_OnGenerated(
|
||||
minp, maxp, m_mapgen->blockseed);
|
||||
} catch (LuaError &e) {
|
||||
m_server->setAsyncFatalError("Lua: " + std::string(e.what()));
|
||||
}
|
||||
|
||||
*b = block;
|
||||
return false;
|
||||
EMERGE_DBG_OUT("ended up with: " << analyze_block(block));
|
||||
|
||||
/*
|
||||
Activate the block
|
||||
*/
|
||||
m_server->m_env->activateBlock(block, 0);
|
||||
|
||||
return block;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -443,108 +618,68 @@ void *EmergeThread::run()
|
|||
DSTACK(__FUNCTION_NAME);
|
||||
BEGIN_DEBUG_EXCEPTION_HANDLER
|
||||
|
||||
v3s16 last_tried_pos(-32768,-32768,-32768); // For error output
|
||||
v3s16 p;
|
||||
u8 flags = 0;
|
||||
v3s16 pos;
|
||||
|
||||
map = (ServerMap *)&(m_server->m_env->getMap());
|
||||
emerge = m_server->m_emerge;
|
||||
mapgen = emerge->mapgen[id];
|
||||
enable_mapgen_debug_info = emerge->mapgen_debug_info;
|
||||
m_map = (ServerMap *)&(m_server->m_env->getMap());
|
||||
m_emerge = m_server->m_emerge;
|
||||
m_mapgen = m_emerge->m_mapgens[id];
|
||||
enable_mapgen_debug_info = m_emerge->enable_mapgen_debug_info;
|
||||
|
||||
while (!stopRequested())
|
||||
try {
|
||||
if (!popBlockEmerge(&p, &flags)) {
|
||||
qevent.wait();
|
||||
while (!stopRequested()) {
|
||||
std::map<v3s16, MapBlock *> modified_blocks;
|
||||
BlockEmergeData bedata;
|
||||
BlockMakeData bmdata;
|
||||
EmergeAction action;
|
||||
MapBlock *block;
|
||||
|
||||
if (!popBlockEmerge(&pos, &bedata)) {
|
||||
m_queue_event.wait();
|
||||
continue;
|
||||
}
|
||||
|
||||
last_tried_pos = p;
|
||||
if (blockpos_over_limit(p))
|
||||
if (blockpos_over_limit(pos))
|
||||
continue;
|
||||
|
||||
bool allow_generate = flags & BLOCK_EMERGE_ALLOWGEN;
|
||||
EMERGE_DBG_OUT("p=" PP(p) " allow_generate=" << allow_generate);
|
||||
bool allow_gen = bedata.flags & BLOCK_EMERGE_ALLOW_GEN;
|
||||
EMERGE_DBG_OUT("pos=" PP(pos) " allow_gen=" << allow_gen);
|
||||
|
||||
/*
|
||||
Try to fetch block from memory or disk.
|
||||
If not found and asked to generate, initialize generator.
|
||||
*/
|
||||
BlockMakeData data;
|
||||
MapBlock *block = NULL;
|
||||
std::map<v3s16, MapBlock *> modified_blocks;
|
||||
|
||||
if (getBlockOrStartGen(p, &block, &data, allow_generate) && mapgen) {
|
||||
action = getBlockOrStartGen(pos, allow_gen, &block, &bmdata);
|
||||
if (action == EMERGE_GENERATED) {
|
||||
{
|
||||
ScopeProfiler sp(g_profiler, "EmergeThread: Mapgen::makeChunk", SPT_AVG);
|
||||
ScopeProfiler sp(g_profiler,
|
||||
"EmergeThread: Mapgen::makeChunk", SPT_AVG);
|
||||
TimeTaker t("mapgen::make_block()");
|
||||
|
||||
mapgen->makeChunk(&data);
|
||||
m_mapgen->makeChunk(&bmdata);
|
||||
|
||||
if (enable_mapgen_debug_info == false)
|
||||
t.stop(true); // Hide output
|
||||
}
|
||||
|
||||
{
|
||||
//envlock: usually 0ms, but can take either 30 or 400ms to acquire
|
||||
MutexAutoLock envlock(m_server->m_env_mutex);
|
||||
ScopeProfiler sp(g_profiler, "EmergeThread: after "
|
||||
"Mapgen::makeChunk (envlock)", SPT_AVG);
|
||||
|
||||
map->finishBlockMake(&data, modified_blocks);
|
||||
|
||||
block = map->getBlockNoCreateNoEx(p);
|
||||
if (block) {
|
||||
/*
|
||||
Do some post-generate stuff
|
||||
*/
|
||||
v3s16 minp = data.blockpos_min * MAP_BLOCKSIZE;
|
||||
v3s16 maxp = data.blockpos_max * MAP_BLOCKSIZE +
|
||||
v3s16(1,1,1) * (MAP_BLOCKSIZE - 1);
|
||||
|
||||
// Ignore map edit events, they will not need to be sent
|
||||
// to anybody because the block hasn't been sent to anybody
|
||||
MapEditEventAreaIgnorer
|
||||
ign(&m_server->m_ignore_map_edit_events_area,
|
||||
VoxelArea(minp, maxp));
|
||||
try { // takes about 90ms with -O1 on an e3-1230v2
|
||||
m_server->getScriptIface()->environment_OnGenerated(
|
||||
minp, maxp, mapgen->blockseed);
|
||||
} catch (LuaError &e) {
|
||||
m_server->setAsyncFatalError("Lua: " + std::string(e.what()));
|
||||
}
|
||||
|
||||
EMERGE_DBG_OUT("ended up with: " << analyze_block(block));
|
||||
|
||||
m_server->m_env->activateBlock(block, 0);
|
||||
}
|
||||
}
|
||||
block = finishGen(pos, &bmdata, &modified_blocks);
|
||||
}
|
||||
|
||||
/*
|
||||
Set sent status of modified blocks on clients
|
||||
*/
|
||||
// Add the originally fetched block to the modified list
|
||||
runCompletionCallbacks(pos, action, bedata.callbacks);
|
||||
|
||||
if (block)
|
||||
modified_blocks[p] = block;
|
||||
modified_blocks[pos] = block;
|
||||
|
||||
if (modified_blocks.size() > 0) {
|
||||
if (modified_blocks.size() > 0)
|
||||
m_server->SetBlocksNotSent(modified_blocks);
|
||||
}
|
||||
}
|
||||
catch (VersionMismatchException &e) {
|
||||
} catch (VersionMismatchException &e) {
|
||||
std::ostringstream err;
|
||||
err << "World data version mismatch in MapBlock " << PP(last_tried_pos) << std::endl
|
||||
err << "World data version mismatch in MapBlock " << PP(pos) << std::endl
|
||||
<< "----" << std::endl
|
||||
<< "\"" << e.what() << "\"" << std::endl
|
||||
<< "See debug.txt." << std::endl
|
||||
<< "World probably saved by a newer version of " PROJECT_NAME_C "."
|
||||
<< std::endl;
|
||||
m_server->setAsyncFatalError(err.str());
|
||||
}
|
||||
catch (SerializationError &e) {
|
||||
} catch (SerializationError &e) {
|
||||
std::ostringstream err;
|
||||
err << "Invalid data in MapBlock " << PP(last_tried_pos) << std::endl
|
||||
err << "Invalid data in MapBlock " << PP(pos) << std::endl
|
||||
<< "----" << std::endl
|
||||
<< "\"" << e.what() << "\"" << std::endl
|
||||
<< "See debug.txt." << std::endl
|
||||
|
|
@ -553,23 +688,6 @@ void *EmergeThread::run()
|
|||
m_server->setAsyncFatalError(err.str());
|
||||
}
|
||||
|
||||
{
|
||||
MutexAutoLock 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)
|
||||
return NULL;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue