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-rw-r--r--src/CMakeLists.txt1
-rw-r--r--src/content_abm.cpp269
-rw-r--r--src/content_abm.h33
-rw-r--r--src/environment.cpp472
-rw-r--r--src/environment.h53
-rw-r--r--src/map.cpp19
-rw-r--r--src/map.h5
-rw-r--r--src/mapblock.cpp7
-rw-r--r--src/mapblock.h24
-rw-r--r--src/modifiedstate.h37
-rw-r--r--src/server.cpp26
11 files changed, 526 insertions, 420 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 9d699e976..8c966a690 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -94,6 +94,7 @@ configure_file(
)
set(common_SRCS
+ content_abm.cpp
craftdef.cpp
nameidmapping.cpp
tooldef.cpp
diff --git a/src/content_abm.cpp b/src/content_abm.cpp
new file mode 100644
index 000000000..44978c5bb
--- /dev/null
+++ b/src/content_abm.cpp
@@ -0,0 +1,269 @@
+/*
+Minetest-c55
+Copyright (C) 2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#include "content_abm.h"
+
+#include "environment.h"
+#include "gamedef.h"
+#include "nodedef.h"
+#include "content_sao.h"
+#include "settings.h"
+#include "mapblock.h" // For getNodeBlockPos
+#include "mapgen.h" // For mapgen::make_tree
+
+#define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
+
+class GrowGrassABM : public ActiveBlockModifier
+{
+private:
+public:
+ virtual std::set<std::string> getTriggerContents()
+ {
+ std::set<std::string> s;
+ s.insert("dirt");
+ return s;
+ }
+ virtual float getTriggerInterval()
+ { return 10.0; }
+ virtual u32 getTriggerChance()
+ { return 20; }
+ virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n)
+ {
+ INodeDefManager *ndef = env->getGameDef()->ndef();
+ ServerMap *map = &env->getServerMap();
+
+ MapNode n_top = map->getNodeNoEx(p+v3s16(0,1,0));
+ if(ndef->get(n_top).light_propagates &&
+ !ndef->get(n_top).isLiquid() &&
+ n_top.getLightBlend(env->getDayNightRatio(), ndef) >= 13)
+ {
+ n.setContent(ndef->getId("dirt_with_grass"));
+ map->addNodeWithEvent(p, n);
+ }
+ }
+};
+
+class RemoveGrassABM : public ActiveBlockModifier
+{
+private:
+public:
+ virtual std::set<std::string> getTriggerContents()
+ {
+ std::set<std::string> s;
+ s.insert("dirt_with_grass");
+ return s;
+ }
+ virtual float getTriggerInterval()
+ { return 10.0; }
+ virtual u32 getTriggerChance()
+ { return 1; }
+ virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n)
+ {
+ INodeDefManager *ndef = env->getGameDef()->ndef();
+ ServerMap *map = &env->getServerMap();
+
+ MapNode n_top = map->getNodeNoEx(p+v3s16(0,1,0));
+ if(!ndef->get(n_top).light_propagates ||
+ ndef->get(n_top).isLiquid())
+ {
+ n.setContent(ndef->getId("dirt"));
+ map->addNodeWithEvent(p, n);
+ }
+ }
+};
+
+class SpawnRatsAroundTreesABM : public ActiveBlockModifier
+{
+private:
+public:
+ virtual std::set<std::string> getTriggerContents()
+ {
+ std::set<std::string> s;
+ s.insert("tree");
+ s.insert("jungletree");
+ return s;
+ }
+ virtual float getTriggerInterval()
+ { return 10.0; }
+ virtual u32 getTriggerChance()
+ { return 200; }
+ virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n,
+ u32 active_object_count, u32 active_object_count_wider)
+ {
+ if(active_object_count_wider != 0)
+ return;
+
+ INodeDefManager *ndef = env->getGameDef()->ndef();
+ ServerMap *map = &env->getServerMap();
+
+ v3s16 p1 = p + v3s16(myrand_range(-2, 2),
+ 0, myrand_range(-2, 2));
+ MapNode n1 = map->getNodeNoEx(p1);
+ MapNode n1b = map->getNodeNoEx(p1+v3s16(0,-1,0));
+ if(n1b.getContent() == ndef->getId("dirt_with_grass") &&
+ n1.getContent() == CONTENT_AIR)
+ {
+ v3f pos = intToFloat(p1, BS);
+ ServerActiveObject *obj = new RatSAO(env, pos);
+ env->addActiveObject(obj);
+ }
+ }
+};
+
+static void getMob_dungeon_master(Settings &properties)
+{
+ properties.set("looks", "dungeon_master");
+ properties.setFloat("yaw", 1.57);
+ properties.setFloat("hp", 30);
+ properties.setBool("bright_shooting", true);
+ properties.set("shoot_type", "fireball");
+ properties.set("shoot_y", "0.7");
+ properties.set("player_hit_damage", "1");
+ properties.set("player_hit_distance", "1.0");
+ properties.set("player_hit_interval", "0.5");
+ properties.setBool("mindless_rage", myrand_range(0,100)==0);
+}
+
+class SpawnInCavesABM : public ActiveBlockModifier
+{
+private:
+public:
+ virtual std::set<std::string> getTriggerContents()
+ {
+ std::set<std::string> s;
+ s.insert("stone");
+ s.insert("mossycobble");
+ return s;
+ }
+ virtual float getTriggerInterval()
+ { return 10.0; }
+ virtual u32 getTriggerChance()
+ { return 200; }
+ virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n,
+ u32 active_object_count, u32 active_object_count_wider)
+ {
+ if(active_object_count_wider != 0)
+ return;
+
+ INodeDefManager *ndef = env->getGameDef()->ndef();
+ ServerMap *map = &env->getServerMap();
+
+ v3s16 p1 = p + v3s16(0,1,0);
+ MapNode n1a = map->getNodeNoEx(p1+v3s16(0,0,0));
+ if(n1a.getLightBlend(env->getDayNightRatio(), ndef) <= 3){
+ MapNode n1b = map->getNodeNoEx(p1+v3s16(0,1,0));
+ if(n1a.getContent() == CONTENT_AIR &&
+ n1b.getContent() == CONTENT_AIR)
+ {
+ v3f pos = intToFloat(p1, BS);
+ int i = myrand()%5;
+ if(i == 0 || i == 1){
+ actionstream<<"A dungeon master spawns at "
+ <<PP(p1)<<std::endl;
+ Settings properties;
+ getMob_dungeon_master(properties);
+ ServerActiveObject *obj = new MobV2SAO(
+ env, pos, &properties);
+ env->addActiveObject(obj);
+ } else if(i == 2 || i == 3){
+ actionstream<<"Rats spawn at "
+ <<PP(p1)<<std::endl;
+ for(int j=0; j<3; j++){
+ ServerActiveObject *obj = new RatSAO(
+ env, pos);
+ env->addActiveObject(obj);
+ }
+ } else {
+ actionstream<<"An oerkki spawns at "
+ <<PP(p1)<<std::endl;
+ ServerActiveObject *obj = new Oerkki1SAO(
+ env, pos);
+ env->addActiveObject(obj);
+ }
+ }
+ }
+ }
+};
+
+class MakeTreesFromSaplingsABM : public ActiveBlockModifier
+{
+private:
+public:
+ virtual std::set<std::string> getTriggerContents()
+ {
+ std::set<std::string> s;
+ s.insert("sapling");
+ return s;
+ }
+ virtual float getTriggerInterval()
+ { return 10.0; }
+ virtual u32 getTriggerChance()
+ { return 50; }
+ virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n,
+ u32 active_object_count, u32 active_object_count_wider)
+ {
+ INodeDefManager *ndef = env->getGameDef()->ndef();
+ ServerMap *map = &env->getServerMap();
+
+ actionstream<<"A sapling grows into a tree at "
+ <<PP(p)<<std::endl;
+
+ core::map<v3s16, MapBlock*> modified_blocks;
+ v3s16 tree_p = p;
+ ManualMapVoxelManipulator vmanip(map);
+ v3s16 tree_blockp = getNodeBlockPos(tree_p);
+ vmanip.initialEmerge(tree_blockp - v3s16(1,1,1), tree_blockp + v3s16(1,1,1));
+ bool is_apple_tree = myrand()%4 == 0;
+ mapgen::make_tree(vmanip, tree_p, is_apple_tree, ndef);
+ vmanip.blitBackAll(&modified_blocks);
+
+ // update lighting
+ core::map<v3s16, MapBlock*> lighting_modified_blocks;
+ for(core::map<v3s16, MapBlock*>::Iterator
+ i = modified_blocks.getIterator();
+ i.atEnd() == false; i++)
+ {
+ lighting_modified_blocks.insert(i.getNode()->getKey(), i.getNode()->getValue());
+ }
+ map->updateLighting(lighting_modified_blocks, modified_blocks);
+
+ // Send a MEET_OTHER event
+ MapEditEvent event;
+ event.type = MEET_OTHER;
+ for(core::map<v3s16, MapBlock*>::Iterator
+ i = modified_blocks.getIterator();
+ i.atEnd() == false; i++)
+ {
+ v3s16 p = i.getNode()->getKey();
+ event.modified_blocks.insert(p, true);
+ }
+ map->dispatchEvent(&event);
+ }
+};
+
+void add_legacy_abms(ServerEnvironment *env, INodeDefManager *nodedef)
+{
+ env->addActiveBlockModifier(new GrowGrassABM());
+ env->addActiveBlockModifier(new RemoveGrassABM());
+ env->addActiveBlockModifier(new SpawnRatsAroundTreesABM());
+ env->addActiveBlockModifier(new SpawnInCavesABM());
+ env->addActiveBlockModifier(new MakeTreesFromSaplingsABM());
+}
+
+
diff --git a/src/content_abm.h b/src/content_abm.h
new file mode 100644
index 000000000..408151233
--- /dev/null
+++ b/src/content_abm.h
@@ -0,0 +1,33 @@
+/*
+Minetest-c55
+Copyright (C) 2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#ifndef CONTENT_ABM_HEADER
+#define CONTENT_ABM_HEADER
+
+class ServerEnvironment;
+class INodeDefManager;
+
+/*
+ Legacy ActiveBlockModifiers
+*/
+
+void add_legacy_abms(ServerEnvironment *env, INodeDefManager *nodedef);
+
+#endif
+
diff --git a/src/environment.cpp b/src/environment.cpp
index 94c88d57c..416657142 100644
--- a/src/environment.cpp
+++ b/src/environment.cpp
@@ -17,6 +17,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include <set>
+#include <list>
+#include <map>
#include "environment.h"
#include "filesys.h"
#include "porting.h"
@@ -296,6 +299,12 @@ ServerEnvironment::~ServerEnvironment()
// Drop/delete map
m_map->drop();
+
+ // Delete ActiveBlockModifiers
+ for(core::list<ActiveBlockModifier*>::Iterator
+ i = m_abms.begin(); i != m_abms.end(); i++){
+ delete (*i);
+ }
}
void ServerEnvironment::serializePlayers(const std::string &savedir)
@@ -545,56 +554,101 @@ void ServerEnvironment::loadMeta(const std::string &savedir)
}
}
-#if 0
-// This is probably very useless
-void spawnRandomObjects(MapBlock *block)
+struct ActiveABM
{
- for(s16 z0=0; z0<MAP_BLOCKSIZE; z0++)
- for(s16 x0=0; x0<MAP_BLOCKSIZE; x0++)
+ ActiveBlockModifier *abm;
+ int chance;
+};
+
+class ABMHandler
+{
+private:
+ ServerEnvironment *m_env;
+ std::map<content_t, std::list<ActiveABM> > m_aabms;
+public:
+ ABMHandler(core::list<ActiveBlockModifier*> &abms,
+ float dtime_s, ServerEnvironment *env):
+ m_env(env)
{
- bool last_node_walkable = false;
- for(s16 y0=0; y0<MAP_BLOCKSIZE; y0++)
+ infostream<<"ABMHandler: dtime_s="<<dtime_s<<std::endl;
+ if(dtime_s < 0.001)
+ return;
+ INodeDefManager *ndef = env->getGameDef()->ndef();
+ for(core::list<ActiveBlockModifier*>::Iterator
+ i = abms.begin(); i != abms.end(); i++){
+ ActiveBlockModifier *abm = *i;
+ ActiveABM aabm;
+ aabm.abm = abm;
+ float intervals = dtime_s / abm->getTriggerInterval();
+ float chance = abm->getTriggerChance();
+ if(chance == 0)
+ chance = 1;
+ aabm.chance = 1.0 / pow(1.0 / chance, intervals);
+ if(aabm.chance == 0)
+ aabm.chance = 1;
+ std::set<std::string> contents_s = abm->getTriggerContents();
+ for(std::set<std::string>::iterator
+ i = contents_s.begin(); i != contents_s.end(); i++){
+ content_t c = ndef->getId(*i);
+ if(c == CONTENT_IGNORE)
+ continue;
+ std::map<content_t, std::list<ActiveABM> >::iterator j;
+ j = m_aabms.find(c);
+ if(j == m_aabms.end()){
+ std::list<ActiveABM> aabmlist;
+ m_aabms[c] = aabmlist;
+ j = m_aabms.find(c);
+ }
+ j->second.push_back(aabm);
+ }
+ }
+ }
+ void apply(MapBlock *block)
+ {
+ ServerMap *map = &m_env->getServerMap();
+ // Find out how many objects the block contains
+ u32 active_object_count = block->m_static_objects.m_active.size();
+ // Find out how many objects this and all the neighbors contain
+ u32 active_object_count_wider = 0;
+ for(s16 x=-1; x<=1; x++)
+ for(s16 y=-1; y<=1; y++)
+ for(s16 z=-1; z<=1; z++)
{
- v3s16 p(x0,y0,z0);
- MapNode n = block->getNodeNoEx(p);
- if(n.getContent() == CONTENT_IGNORE)
- continue;
- if(m_gamedef->ndef()->get(n).liquid_type != LIQUID_NONE)
+ MapBlock *block2 = map->getBlockNoCreateNoEx(
+ block->getPos() + v3s16(x,y,z));
+ if(block2==NULL)
continue;
- if(m_gamedef->ndef()->get(n).walkable)
- {
- last_node_walkable = true;
+ active_object_count_wider +=
+ block2->m_static_objects.m_active.size()
+ + block2->m_static_objects.m_stored.size();
+ }
+
+ v3s16 p0;
+ for(p0.X=0; p0.X<MAP_BLOCKSIZE; p0.X++)
+ for(p0.Y=0; p0.Y<MAP_BLOCKSIZE; p0.Y++)
+ for(p0.Z=0; p0.Z<MAP_BLOCKSIZE; p0.Z++)
+ {
+ MapNode n = block->getNodeNoEx(p0);
+ content_t c = n.getContent();
+ v3s16 p = p0 + block->getPosRelative();
+
+ std::map<content_t, std::list<ActiveABM> >::iterator j;
+ j = m_aabms.find(c);
+ if(j == m_aabms.end())
continue;
+
+ for(std::list<ActiveABM>::iterator
+ i = j->second.begin(); i != j->second.end(); i++){
+ if(myrand() % i->chance != 0)
+ continue;
+ // Call all the trigger variations
+ i->abm->trigger(m_env, p, n);
+ i->abm->trigger(m_env, p, n,
+ active_object_count, active_object_count_wider);
}
- if(last_node_walkable)
- {
- // If block contains light information
- if(m_gamedef->ndef()->get(n).param_type == CPT_LIGHT)
- {
- if(n.getLight(LIGHTBANK_DAY) <= 5)
- {
- if(myrand() % 1000 == 0)
- {
- v3f pos_f = intToFloat(p+block->getPosRelative(), BS);
- pos_f.Y -= BS*0.4;
- ServerActiveObject *obj = new Oerkki1SAO(NULL,0,pos_f);
- std::string data = obj->getStaticData();
- StaticObject s_obj(obj->getType(),
- obj->getBasePosition(), data);
- // Add one
- block->m_static_objects.insert(0, s_obj);
- delete obj;
- block->raiseModified(MOD_STATE_WRITE_NEEDED,
- "spawnRandomObjects");
- }
- }
- }
- }
- last_node_walkable = false;
}
}
-}
-#endif
+};
void ServerEnvironment::activateBlock(MapBlock *block, u32 additional_dtime)
{
@@ -605,10 +659,14 @@ void ServerEnvironment::activateBlock(MapBlock *block, u32 additional_dtime)
dtime_s = m_game_time - block->getTimestamp();
dtime_s += additional_dtime;
- // Set current time as timestamp (and let it set ChangedFlag)
- block->setTimestamp(m_game_time);
+ infostream<<"ServerEnvironment::activateBlock(): block timestamp: "
+ <<stamp<<", game time: "<<m_game_time<<std::endl;
+
+ // Set current time as timestamp
+ block->setTimestampNoChangedFlag(m_game_time);
- //infostream<<"Block is "<<dtime_s<<" seconds old."<<std::endl;
+ infostream<<"ServerEnvironment::activateBlock(): block is "
+ <<dtime_s<<" seconds old."<<std::endl;
// Activate stored objects
activateObjects(block);
@@ -626,36 +684,14 @@ void ServerEnvironment::activateBlock(MapBlock *block, u32 additional_dtime)
"node metadata modified in activateBlock");
}
- // TODO: Do something
- // TODO: Implement usage of ActiveBlockModifier
-
- // Here's a quick demonstration
- v3s16 p0;
- for(p0.X=0; p0.X<MAP_BLOCKSIZE; p0.X++)
- for(p0.Y=0; p0.Y<MAP_BLOCKSIZE; p0.Y++)
- for(p0.Z=0; p0.Z<MAP_BLOCKSIZE; p0.Z++)
- {
- v3s16 p = p0 + block->getPosRelative();
- MapNode n = block->getNodeNoEx(p0);
-#if 1
- // Test something:
- // Convert all mud under proper day lighting to grass
- if(n.getContent() == LEGN(m_gamedef->ndef(), "CONTENT_MUD"))
- {
- if(dtime_s > 300)
- {
- MapNode n_top = block->getNodeNoEx(p0+v3s16(0,1,0));
- if(m_gamedef->ndef()->get(n_top).light_propagates &&
- !m_gamedef->ndef()->get(n_top).isLiquid() &&
- n_top.getLight(LIGHTBANK_DAY, m_gamedef->ndef()) >= 13)
- {
- n.setContent(LEGN(m_gamedef->ndef(), "CONTENT_GRASS"));
- m_map->addNodeWithEvent(p, n);
- }
- }
- }
-#endif
- }
+ /* Handle ActiveBlockModifiers */
+ ABMHandler abmhandler(m_abms, dtime_s, this);
+ abmhandler.apply(block);
+}
+
+void ServerEnvironment::addActiveBlockModifier(ActiveBlockModifier *abm)
+{
+ m_abms.push_back(abm);
}
void ServerEnvironment::clearAllObjects()
@@ -748,20 +784,6 @@ void ServerEnvironment::clearAllObjects()
<<" in "<<num_blocks_cleared<<" blocks"<<std::endl;
}
-static void getMob_dungeon_master(Settings &properties)
-{
- properties.set("looks", "dungeon_master");
- properties.setFloat("yaw", 1.57);
- properties.setFloat("hp", 30);
- properties.setBool("bright_shooting", true);
- properties.set("shoot_type", "fireball");
- properties.set("shoot_y", "0.7");
- properties.set("player_hit_damage", "1");
- properties.set("player_hit_distance", "1.0");
- properties.set("player_hit_interval", "0.5");
- properties.setBool("mindless_rage", myrand_range(0,100)==0);
-}
-
void ServerEnvironment::step(float dtime)
{
DSTACK(__FUNCTION_NAME);
@@ -930,6 +952,11 @@ void ServerEnvironment::step(float dtime)
// Set current time as timestamp
block->setTimestampNoChangedFlag(m_game_time);
+ // If time has changed much from the one on disk,
+ // set block to be saved when it is unloaded
+ if(block->getTimestamp() > block->getDiskTimestamp() + 60)
+ block->raiseModified(MOD_STATE_WRITE_AT_UNLOAD,
+ "Timestamp older than 60s (step)");
// Run node metadata
bool changed = block->m_node_metadata->step(dtime);
@@ -946,23 +973,15 @@ void ServerEnvironment::step(float dtime)
}
}
- if(m_active_blocks_test_interval.step(dtime, 10.0))
+ const float abm_interval = 10.0;
+ if(m_active_block_modifier_interval.step(dtime, abm_interval))
{
ScopeProfiler sp(g_profiler, "SEnv: modify in blocks avg /10s", SPT_AVG);
- //float dtime = 10.0;
TimeTaker timer("modify in active blocks");
-
- INodeDefManager *ndef = m_gamedef->ndef();
-
- // Pre-fetch content ids for the luge loop
- content_t c_dirt = ndef->getId("dirt");
- content_t c_grass = ndef->getId("dirt_with_grass");
- content_t c_tree = ndef->getId("tree");
- content_t c_jungletree = ndef->getId("jungletree");
- content_t c_stone = ndef->getId("stone");
- content_t c_mossycobble = ndef->getId("mossycobble");
- content_t c_sapling = ndef->getId("sapling");
+ // Initialize handling of ActiveBlockModifiers
+ ABMHandler abmhandler(m_abms, abm_interval, this);
+
for(core::map<v3s16, bool>::Iterator
i = m_active_blocks.m_list.getIterator();
i.atEnd()==false; i++)
@@ -979,199 +998,8 @@ void ServerEnvironment::step(float dtime)
// Set current time as timestamp
block->setTimestampNoChangedFlag(m_game_time);
- /*
- Do stuff!
-
- Note that map modifications should be done using the event-
- making map methods so that the server gets information
- about them.
-
- Reading can be done quickly directly from the block.
-
- Everything should bind to inside this single content
- searching loop to keep things fast.
- */
- // TODO: Implement usage of ActiveBlockModifier
-
- // Find out how many objects the block contains
- //u32 active_object_count = block->m_static_objects.m_active.size();
- // Find out how many objects this and all the neighbors contain
- u32 active_object_count_wider = 0;
- for(s16 x=-1; x<=1; x++)
- for(s16 y=-1; y<=1; y++)
- for(s16 z=-1; z<=1; z++)
- {
- MapBlock *block = m_map->getBlockNoCreateNoEx(p+v3s16(x,y,z));
- if(block==NULL)
- continue;
- active_object_count_wider +=
- block->m_static_objects.m_active.size()
- + block->m_static_objects.m_stored.size();
-
- /*if(block->m_static_objects.m_stored.size() != 0){
- errorstream<<"ServerEnvironment::step(): "
- <<PP(block->getPos())<<" contains "
- <<block->m_static_objects.m_stored.size()
- <<" stored objects; "
- <<"when spawning objects, when counting active "
- <<"objects in wide area. relative position: "
- <<"("<<x<<","<<y<<","<<z<<")"<<std::endl;
- }*/
- }
-
- v3s16 p0;
- for(p0.X=0; p0.X<MAP_BLOCKSIZE; p0.X++)
- for(p0.Y=0; p0.Y<MAP_BLOCKSIZE; p0.Y++)
- for(p0.Z=0; p0.Z<MAP_BLOCKSIZE; p0.Z++)
- {
- v3s16 p = p0 + block->getPosRelative();
- MapNode n = block->getNodeNoEx(p0);
-
- /*
- Test something:
- Convert dirt under proper lighting to grass
- */
- if(n.getContent() == c_dirt)
- {
- if(myrand()%20 == 0)
- {
- MapNode n_top = m_map->getNodeNoEx(p+v3s16(0,1,0));
- if(m_gamedef->ndef()->get(n_top).light_propagates &&
- !m_gamedef->ndef()->get(n_top).isLiquid() &&
- n_top.getLightBlend(getDayNightRatio(),
- m_gamedef->ndef()) >= 13)
- {
- n.setContent(c_grass);
- m_map->addNodeWithEvent(p, n);
- }
- }
- }
- /*
- Convert grass into dirt if under something else than air
- */
- if(n.getContent() == c_grass)
- {
- //if(myrand()%20 == 0)
- {
- MapNode n_top = m_map->getNodeNoEx(p+v3s16(0,1,0));
- if(!m_gamedef->ndef()->get(n_top).light_propagates ||
- m_gamedef->ndef()->get(n_top).isLiquid())
- {
- n.setContent(c_dirt);
- m_map->addNodeWithEvent(p, n);
- }
- }
- }
- /*
- Rats spawn around regular trees
- */
- if(n.getContent() == c_tree ||
- n.getContent() == c_jungletree)
- {
- if(myrand()%200 == 0 && active_object_count_wider == 0)
- {
- v3s16 p1 = p + v3s16(myrand_range(-2, 2),
- 0, myrand_range(-2, 2));
- MapNode n1 = m_map->getNodeNoEx(p1);
- MapNode n1b = m_map->getNodeNoEx(p1+v3s16(0,-1,0));
- if(n1b.getContent() == c_grass &&
- n1.getContent() == CONTENT_AIR)
- {
- v3f pos = intToFloat(p1, BS);
- ServerActiveObject *obj = new RatSAO(this, pos);
- addActiveObject(obj);
- }
- }
- }
- /*
- Fun things spawn in caves and dungeons
- */
- if(n.getContent() == c_stone ||
- n.getContent() == c_mossycobble)
- {
- if(myrand()%200 == 0 && active_object_count_wider == 0)
- {
- v3s16 p1 = p + v3s16(0,1,0);
- MapNode n1a = m_map->getNodeNoEx(p1+v3s16(0,0,0));
- if(n1a.getLightBlend(getDayNightRatio(),
- m_gamedef->ndef()) <= 3){
- MapNode n1b = m_map->getNodeNoEx(p1+v3s16(0,1,0));
- if(n1a.getContent() == CONTENT_AIR &&
- n1b.getContent() == CONTENT_AIR)
- {
- v3f pos = intToFloat(p1, BS);
- int i = myrand()%5;
- if(i == 0 || i == 1){
- actionstream<<"A dungeon master spawns at "
- <<PP(p1)<<std::endl;
- Settings properties;
- getMob_dungeon_master(properties);
- ServerActiveObject *obj = new MobV2SAO(
- this, pos, &properties);
- addActiveObject(obj);
- } else if(i == 2 || i == 3){
- actionstream<<"Rats spawn at "
- <<PP(p1)<<std::endl;
- for(int j=0; j<3; j++){
- ServerActiveObject *obj = new RatSAO(
- this, pos);
- addActiveObject(obj);
- }
- } else {
- actionstream<<"An oerkki spawns at "
- <<PP(p1)<<std::endl;
- ServerActiveObject *obj = new Oerkki1SAO(
- this, pos);
- addActiveObject(obj);
- }
- }
- }
- }
- }
- /*
- Make trees from saplings!
- */
- if(n.getContent() == c_sapling)
- {
- if(myrand()%50 == 0)
- {
- actionstream<<"A sapling grows into a tree at "
- <<PP(p)<<std::endl;
-
- core::map<v3s16, MapBlock*> modified_blocks;
- v3s16 tree_p = p;
- ManualMapVoxelManipulator vmanip(m_map);
- v3s16 tree_blockp = getNodeBlockPos(tree_p);
- vmanip.initialEmerge(tree_blockp - v3s16(1,1,1), tree_blockp + v3s16(1,1,1));
- bool is_apple_tree = myrand()%4 == 0;
- mapgen::make_tree(vmanip, tree_p, is_apple_tree,
- m_gamedef->ndef());
- vmanip.blitBackAll(&modified_blocks);
-
- // update lighting
- core::map<v3s16, MapBlock*> lighting_modified_blocks;
- for(core::map<v3s16, MapBlock*>::Iterator
- i = modified_blocks.getIterator();
- i.atEnd() == false; i++)
- {
- lighting_modified_blocks.insert(i.getNode()->getKey(), i.getNode()->getValue());
- }
- m_map->updateLighting(lighting_modified_blocks, modified_blocks);
-
- // Send a MEET_OTHER event
- MapEditEvent event;
- event.type = MEET_OTHER;
- for(core::map<v3s16, MapBlock*>::Iterator
- i = modified_blocks.getIterator();
- i.atEnd() == false; i++)
- {
- v3s16 p = i.getNode()->getKey();
- event.modified_blocks.insert(p, true);
- }
- m_map->dispatchEvent(&event);
- }
- }
- }
+ /* Handle ActiveBlockModifiers */
+ abmhandler.apply(block);
}
u32 time_ms = timer.stop(true);
@@ -1241,60 +1069,6 @@ void ServerEnvironment::step(float dtime)
*/
removeRemovedObjects();
}
-
- if(g_settings->getBool("enable_experimental"))
- {
-
- /*
- TEST CODE
- */
-#if 0
- m_random_spawn_timer -= dtime;
- if(m_random_spawn_timer < 0)
- {
- //m_random_spawn_timer += myrand_range(2.0, 20.0);
- //m_random_spawn_timer += 2.0;
- m_random_spawn_timer += 200.0;
-
- /*
- Find some position
- */
-
- /*v2s16 p2d(myrand_range(-5,5), myrand_range(-5,5));
- s16 y = 1 + getServerMap().findGroundLevel(p2d);
- v3f pos(p2d.X*BS,y*BS,p2d.Y*BS);*/
-
- Player *player = getRandomConnectedPlayer();
- v3f pos(0,0,0);
- if(player)
- pos = player->getPosition();
- pos += v3f(
- myrand_range(-3,3)*BS,
- 5,
- myrand_range(-3,3)*BS
- );
-
- /*
- Create a ServerActiveObject
- */
-
- //TestSAO *obj = new TestSAO(this, pos);
- //ServerActiveObject *obj = new ItemSAO(this, pos, "CraftItem Stick 1");
- //ServerActiveObject *obj = new RatSAO(this, pos);
- //ServerActiveObject *obj = new Oerkki1SAO(this, pos);
- //ServerActiveObject *obj = new FireflySAO(this, pos);
-
- infostream<<"Server: Spawning MobV2SAO at "
- <<"("<<pos.X<<","<<pos.Y<<","<<pos.Z<<")"<<std::endl;
-
- Settings properties;
- getMob_dungeon_master(properties);
- ServerActiveObject *obj = new MobV2SAO(this, pos, &properties);
- addActiveObject(obj);
- }
-#endif
-
- } // enable_experimental
}
ServerActiveObject* ServerEnvironment::getActiveObject(u16 id)
diff --git a/src/environment.h b/src/environment.h
index 48e9cfa75..a3418dbd4 100644
--- a/src/environment.h
+++ b/src/environment.h
@@ -30,7 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
- etc.
*/
-#include <list>
+#include <set>
#include "common_irrlicht.h"
#include "player.h"
#include "map.h"
@@ -96,6 +96,29 @@ protected:
};
/*
+ Active block modifier interface.
+
+ These are fed into ServerEnvironment at initialization time;
+ ServerEnvironment handles deleting them.
+*/
+
+class ActiveBlockModifier
+{
+public:
+ ActiveBlockModifier(){};
+ virtual ~ActiveBlockModifier(){};
+
+ virtual std::set<std::string> getTriggerContents()=0;
+ virtual float getTriggerInterval() = 0;
+ // chance of (1 / return value), 0 is disallowed
+ virtual u32 getTriggerChance() = 0;
+ // This is called usually at interval for 1/chance of the nodes
+ virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n){};
+ virtual void trigger(ServerEnvironment *env, v3s16 p, MapNode n,
+ u32 active_object_count, u32 active_object_count_wider){};
+};
+
+/*
List of active blocks, used by ServerEnvironment
*/
@@ -299,38 +322,14 @@ private:
// List of active blocks
ActiveBlockList m_active_blocks;
IntervalLimiter m_active_blocks_management_interval;
- IntervalLimiter m_active_blocks_test_interval;
+ IntervalLimiter m_active_block_modifier_interval;
IntervalLimiter m_active_blocks_nodemetadata_interval;
// Time from the beginning of the game in seconds.
// Incremented in step().
u32 m_game_time;
// A helper variable for incrementing the latter
float m_game_time_fraction_counter;
-};
-
-/*
- Active block modifier interface.
-
- These are fed into ServerEnvironment at initialization time;
- ServerEnvironment handles deleting them.
-
- NOTE: Not used currently (TODO: Use or remove)
-*/
-
-class ActiveBlockModifier
-{
-public:
- ActiveBlockModifier(){};
- virtual ~ActiveBlockModifier(){};
-
- //virtual core::list<u8> update(ServerEnvironment *env) = 0;
- virtual u32 getTriggerContentCount(){ return 1;}
- virtual u8 getTriggerContent(u32 i) = 0;
- virtual float getActiveInterval() = 0;
- // chance of (1 / return value), 0 is disallowed
- virtual u32 getActiveChance() = 0;
- // This is called usually at interval for 1/chance of the nodes
- virtual void triggerEvent(ServerEnvironment *env, v3s16 p) = 0;
+ core::list<ActiveBlockModifier*> m_abms;
};
#ifndef SERVER
diff --git a/src/map.cpp b/src/map.cpp
index f1fbc7a1c..0de534f4d 100644
--- a/src/map.cpp
+++ b/src/map.cpp
@@ -2011,7 +2011,7 @@ ServerMap::ServerMap(std::string savedir, IGameDef *gamedef):
emergeSector(v2s16(0,0));
// Initially write whole map
- save(false);
+ save(MOD_STATE_CLEAN);
}
ServerMap::~ServerMap()
@@ -2023,7 +2023,7 @@ ServerMap::~ServerMap()
if(m_map_saving_enabled)
{
// Save only changed parts
- save(true);
+ save(MOD_STATE_WRITE_AT_UNLOAD);
infostream<<"Server: saved map to "<<m_savedir<<std::endl;
}
else
@@ -2324,7 +2324,7 @@ MapBlock* ServerMap::finishBlockMake(mapgen::BlockMakeData *data,
Save changed parts of map
NOTE: Will be saved later.
*/
- //save(true);
+ //save(MOD_STATE_WRITE_AT_UNLOAD);
/*infostream<<"finishBlockMake() done for ("<<blockpos.X<<","<<blockpos.Y<<","
<<blockpos.Z<<")"<<std::endl;*/
@@ -2832,7 +2832,7 @@ std::string ServerMap::getBlockFilename(v3s16 p)
return cc;
}
-void ServerMap::save(bool only_changed)
+void ServerMap::save(ModifiedState save_level)
{
DSTACK(__FUNCTION_NAME);
if(m_map_saving_enabled == false)
@@ -2841,11 +2841,11 @@ void ServerMap::save(bool only_changed)
return;
}
- if(only_changed == false)
+ if(save_level == MOD_STATE_CLEAN)
infostream<<"ServerMap: Saving whole map, this can take time."
<<std::endl;
- if(only_changed == false || m_map_metadata_changed)
+ if(m_map_metadata_changed || save_level == MOD_STATE_CLEAN)
{
saveMapMeta();
}
@@ -2866,7 +2866,7 @@ void ServerMap::save(bool only_changed)
ServerMapSector *sector = (ServerMapSector*)i.getNode()->getValue();
assert(sector->getId() == MAPSECTOR_SERVER);
- if(sector->differs_from_disk || only_changed == false)
+ if(sector->differs_from_disk || save_level == MOD_STATE_CLEAN)
{
saveSectorMeta(sector);
sector_meta_count++;
@@ -2881,8 +2881,7 @@ void ServerMap::save(bool only_changed)
block_count_all++;
- if(block->getModified() >= MOD_STATE_WRITE_NEEDED
- || only_changed == false)
+ if(block->getModified() >= save_level)
{
// Lazy beginSave()
if(!save_started){
@@ -2909,7 +2908,7 @@ void ServerMap::save(bool only_changed)
/*
Only print if something happened or saved whole map
*/
- if(only_changed == false || sector_meta_count != 0
+ if(save_level == MOD_STATE_CLEAN || sector_meta_count != 0
|| block_count != 0)
{
infostream<<"ServerMap: Written: "
diff --git a/src/map.h b/src/map.h
index 413a7fc05..2bd2c0eb8 100644
--- a/src/map.h
+++ b/src/map.h
@@ -32,6 +32,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "constants.h"
#include "voxel.h"
#include "utility.h" // Needed for UniqueQueue, a member of Map
+#include "modifiedstate.h"
extern "C" {
#include "sqlite3.h"
@@ -236,7 +237,7 @@ public:
virtual void beginSave() {return;};
virtual void endSave() {return;};
- virtual void save(bool only_changed){assert(0);};
+ virtual void save(ModifiedState save_level){assert(0);};
// Server implements this.
// Client leaves it as no-op.
@@ -396,7 +397,7 @@ public:
void beginSave();
void endSave();
- void save(bool only_changed);
+ void save(ModifiedState save_level);
//void loadAll();
void listAllLoadableBlocks(core::list<v3s16> &dst);
diff --git a/src/mapblock.cpp b/src/mapblock.cpp
index bc678db15..016cb222e 100644
--- a/src/mapblock.cpp
+++ b/src/mapblock.cpp
@@ -48,6 +48,7 @@ MapBlock::MapBlock(Map *parent, v3s16 pos, IGameDef *gamedef, bool dummy):
m_day_night_differs(false),
m_generated(false),
m_timestamp(BLOCK_TIMESTAMP_UNDEFINED),
+ m_disk_timestamp(BLOCK_TIMESTAMP_UNDEFINED),
m_usage_timer(0)
{
data = NULL;
@@ -928,10 +929,12 @@ void MapBlock::deSerializeDiskExtra(std::istream &is, u8 version)
m_static_objects.deSerialize(is);
// Timestamp
- if(version >= 17)
+ if(version >= 17){
setTimestamp(readU32(is));
- else
+ m_disk_timestamp = m_timestamp;
+ } else {
setTimestamp(BLOCK_TIMESTAMP_UNDEFINED);
+ }
// Dynamically re-set ids based on node names
NameIdMapping nimap;
diff --git a/src/mapblock.h b/src/mapblock.h
index 5b27d01c3..aa5aa43f7 100644
--- a/src/mapblock.h
+++ b/src/mapblock.h
@@ -35,6 +35,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#ifndef SERVER
#include "mapblock_mesh.h"
#endif
+#include "modifiedstate.h"
class Map;
class NodeMetadataList;
@@ -53,19 +54,6 @@ enum{
FACE_LEFT
};*/
-enum ModifiedState
-{
- // Has not been modified.
- MOD_STATE_CLEAN = 0,
- MOD_RESERVED1 = 1,
- // Has been modified, and will be saved when being unloaded.
- MOD_STATE_WRITE_AT_UNLOAD = 2,
- MOD_RESERVED3 = 3,
- // Has been modified, and will be saved as soon as possible.
- MOD_STATE_WRITE_NEEDED = 4,
- MOD_RESERVED5 = 5,
-};
-
// NOTE: If this is enabled, set MapBlock to be initialized with
// CONTENT_IGNORE.
/*enum BlockGenerationStatus
@@ -167,6 +155,10 @@ public:
m_modified = mod;
m_modified_reason = reason;
m_modified_reason_too_long = false;
+
+ if(m_modified >= MOD_STATE_WRITE_AT_UNLOAD){
+ m_disk_timestamp = m_timestamp;
+ }
} else if(mod == m_modified){
if(!m_modified_reason_too_long){
if(m_modified_reason.size() < 40)
@@ -509,6 +501,10 @@ public:
{
return m_timestamp;
}
+ u32 getDiskTimestamp()
+ {
+ return m_disk_timestamp;
+ }
/*
See m_usage_timer
@@ -646,6 +642,8 @@ private:
Value BLOCK_TIMESTAMP_UNDEFINED=0xffffffff means there is no timestamp.
*/
u32 m_timestamp;
+ // The on-disk (or to-be on-disk) timestamp value
+ u32 m_disk_timestamp;
/*
When the block is accessed, this is set to 0.
diff --git a/src/modifiedstate.h b/src/modifiedstate.h
new file mode 100644
index 000000000..280b0e092
--- /dev/null
+++ b/src/modifiedstate.h
@@ -0,0 +1,37 @@
+/*
+Minetest-c55
+Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#ifndef MODIFIEDSTATE_HEADER
+#define MODIFIEDSTATE_HEADER
+
+enum ModifiedState
+{
+ // Has not been modified.
+ MOD_STATE_CLEAN = 0,
+ MOD_RESERVED1 = 1,
+ // Has been modified, and will be saved when being unloaded.
+ MOD_STATE_WRITE_AT_UNLOAD = 2,
+ MOD_RESERVED3 = 3,
+ // Has been modified, and will be saved as soon as possible.
+ MOD_STATE_WRITE_NEEDED = 4,
+ MOD_RESERVED5 = 5,
+};
+
+#endif
+
diff --git a/src/server.cpp b/src/server.cpp
index 2c892fa8c..bb91749af 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -46,6 +46,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "tooldef.h"
#include "craftdef.h"
#include "mapgen.h"
+#include "content_abm.h"
#define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
@@ -282,7 +283,7 @@ void * EmergeThread::Thread()
MapEditEventIgnorer ign(&m_server->m_ignore_map_edit_events);
// Activate objects and stuff
- m_server->m_env->activateBlock(block, 3600);
+ m_server->m_env->activateBlock(block, 0);
}
}
@@ -1116,6 +1117,11 @@ Server::Server(
// Load players
infostream<<"Server: Loading players"<<std::endl;
m_env->deSerializePlayers(m_mapsavedir);
+
+ /*
+ Add some test ActiveBlockModifiers to environment
+ */
+ add_legacy_abms(m_env, m_nodedef);
}
Server::~Server()
@@ -1937,22 +1943,8 @@ void Server::AsyncRunStep()
// Map
JMutexAutoLock lock(m_env_mutex);
- /*// Unload unused data (delete from memory)
- m_env->getMap().unloadUnusedData(
- g_settings->getFloat("server_unload_unused_sectors_timeout"));
- */
- /*u32 deleted_count = m_env->getMap().unloadUnusedData(
- g_settings->getFloat("server_unload_unused_sectors_timeout"));
- */
-
- // Save only changed parts
- m_env->getMap().save(true);
-
- /*if(deleted_count > 0)
- {
- infostream<<"Server: Unloaded "<<deleted_count
- <<" blocks from memory"<<std::endl;
- }*/
+ // Save changed parts of map
+ m_env->getMap().save(MOD_STATE_WRITE_NEEDED);
// Save players
m_env->serializePlayers(m_mapsavedir);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 19:21:50 +0000