#include "environment.h"
#include "emerge.h"
#include "mapgen_v6.h"
-#include "biome.h"
+#include "mg_biome.h"
#include "config.h"
#include "server.h"
#include "database.h"
#include "database-dummy.h"
#include "database-sqlite3.h"
+#include <deque>
#if USE_LEVELDB
#include "database-leveldb.h"
#endif
+#if USE_REDIS
+#include "database-redis.h"
+#endif
#define PP(x) "("<<(x).X<<","<<(x).Y<<","<<(x).Z<<")"
Map::Map(std::ostream &dout, IGameDef *gamedef):
m_dout(dout),
m_gamedef(gamedef),
- m_sector_cache(NULL)
+ m_sector_cache(NULL),
+ m_transforming_liquid_loop_count_multiplier(1.0f),
+ m_unprocessed_count(0),
+ m_inc_trending_up_start_time(0),
+ m_queue_size_timer_started(false)
{
}
}
// Returns a CONTENT_IGNORE node if not found
-MapNode Map::getNodeNoEx(v3s16 p)
+MapNode Map::getNodeNoEx(v3s16 p, bool *is_valid_position)
{
v3s16 blockpos = getNodeBlockPos(p);
MapBlock *block = getBlockNoCreateNoEx(blockpos);
- if(block == NULL)
+ if (block == NULL) {
+ if (is_valid_position != NULL)
+ *is_valid_position = false;
return MapNode(CONTENT_IGNORE);
+ }
+
v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
- return block->getNodeNoCheck(relpos);
+ bool is_valid_p;
+ MapNode node = block->getNodeNoCheck(relpos, &is_valid_p);
+ if (is_valid_position != NULL)
+ *is_valid_position = is_valid_p;
+ return node;
}
+#if 0
+// Deprecated
// throws InvalidPositionException if not found
+// TODO: Now this is deprecated, getNodeNoEx should be renamed
MapNode Map::getNode(v3s16 p)
{
v3s16 blockpos = getNodeBlockPos(p);
MapBlock *block = getBlockNoCreateNoEx(blockpos);
- if(block == NULL)
+ if (block == NULL)
throw InvalidPositionException();
v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
- return block->getNodeNoCheck(relpos);
+ bool is_valid_position;
+ MapNode node = block->getNodeNoCheck(relpos, &is_valid_position);
+ if (!is_valid_position)
+ throw InvalidPositionException();
+ return node;
}
+#endif
// throws InvalidPositionException if not found
void Map::setNode(v3s16 p, MapNode & n)
v3s16 relpos = p - blockpos*MAP_BLOCKSIZE;
// Never allow placing CONTENT_IGNORE, it fucks up stuff
if(n.getContent() == CONTENT_IGNORE){
+ bool temp_bool;
errorstream<<"Map::setNode(): Not allowing to place CONTENT_IGNORE"
<<" while trying to replace \""
- <<m_gamedef->ndef()->get(block->getNodeNoCheck(relpos)).name
+ <<m_gamedef->ndef()->get(block->getNodeNoCheck(relpos, &temp_bool)).name
<<"\" at "<<PP(p)<<" (block "<<PP(blockpos)<<")"<<std::endl;
debug_stacks_print_to(infostream);
return;
v3s16(-1,0,0), // left
};
- if(from_nodes.size() == 0)
+ if(from_nodes.empty())
return;
u32 blockchangecount = 0;
v3s16 n2pos = pos + dirs[i];
// Get the block where the node is located
- v3s16 blockpos = getNodeBlockPos(n2pos);
+ v3s16 blockpos, relpos;
+ getNodeBlockPosWithOffset(n2pos, blockpos, relpos);
- try
- {
- // Only fetch a new block if the block position has changed
- try{
- if(block == NULL || blockpos != blockpos_last){
- block = getBlockNoCreate(blockpos);
- blockpos_last = blockpos;
+ // Only fetch a new block if the block position has changed
+ try {
+ if(block == NULL || blockpos != blockpos_last){
+ block = getBlockNoCreate(blockpos);
+ blockpos_last = blockpos;
- block_checked_in_modified = false;
- blockchangecount++;
- }
- }
- catch(InvalidPositionException &e)
- {
- continue;
+ block_checked_in_modified = false;
+ blockchangecount++;
}
+ }
+ catch(InvalidPositionException &e) {
+ continue;
+ }
- // Calculate relative position in block
- v3s16 relpos = n2pos - blockpos * MAP_BLOCKSIZE;
- // Get node straight from the block
- MapNode n2 = block->getNode(relpos);
+ // Get node straight from the block
+ bool is_valid_position;
+ MapNode n2 = block->getNode(relpos, &is_valid_position);
+ if (!is_valid_position)
+ continue;
- bool changed = false;
+ bool changed = false;
- //TODO: Optimize output by optimizing light_sources?
+ //TODO: Optimize output by optimizing light_sources?
+ /*
+ If the neighbor is dimmer than what was specified
+ as oldlight (the light of the previous node)
+ */
+ if(n2.getLight(bank, nodemgr) < oldlight)
+ {
/*
- If the neighbor is dimmer than what was specified
- as oldlight (the light of the previous node)
+ And the neighbor is transparent and it has some light
*/
- if(n2.getLight(bank, nodemgr) < oldlight)
+ if(nodemgr->get(n2).light_propagates
+ && n2.getLight(bank, nodemgr) != 0)
{
/*
- And the neighbor is transparent and it has some light
+ Set light to 0 and add to queue
*/
- if(nodemgr->get(n2).light_propagates
- && n2.getLight(bank, nodemgr) != 0)
- {
- /*
- Set light to 0 and add to queue
- */
-
- u8 current_light = n2.getLight(bank, nodemgr);
- n2.setLight(bank, 0, nodemgr);
- block->setNode(relpos, n2);
-
- unlighted_nodes[n2pos] = current_light;
- changed = true;
-
- /*
- Remove from light_sources if it is there
- NOTE: This doesn't happen nearly at all
- */
- /*if(light_sources.find(n2pos))
- {
- infostream<<"Removed from light_sources"<<std::endl;
- light_sources.remove(n2pos);
- }*/
- }
- /*// DEBUG
- if(light_sources.find(n2pos) != NULL)
- light_sources.remove(n2pos);*/
- }
- else{
- light_sources.insert(n2pos);
- }
+ u8 current_light = n2.getLight(bank, nodemgr);
+ n2.setLight(bank, 0, nodemgr);
+ block->setNode(relpos, n2);
- // Add to modified_blocks
- if(changed == true && block_checked_in_modified == false)
- {
- // If the block is not found in modified_blocks, add.
- if(modified_blocks.find(blockpos) == modified_blocks.end())
+ unlighted_nodes[n2pos] = current_light;
+ changed = true;
+
+ /*
+ Remove from light_sources if it is there
+ NOTE: This doesn't happen nearly at all
+ */
+ /*if(light_sources.find(n2pos))
{
- modified_blocks[blockpos] = block;
- }
- block_checked_in_modified = true;
+ infostream<<"Removed from light_sources"<<std::endl;
+ light_sources.remove(n2pos);
+ }*/
}
+
+ /*// DEBUG
+ if(light_sources.find(n2pos) != NULL)
+ light_sources.remove(n2pos);*/
}
- catch(InvalidPositionException &e)
+ else{
+ light_sources.insert(n2pos);
+ }
+
+ // Add to modified_blocks
+ if(changed == true && block_checked_in_modified == false)
{
- continue;
+ // If the block is not found in modified_blocks, add.
+ if(modified_blocks.find(blockpos) == modified_blocks.end())
+ {
+ modified_blocks[blockpos] = block;
+ }
+ block_checked_in_modified = true;
}
}
}
/*infostream<<"unspreadLight(): Changed block "
- <<blockchangecount<<" times"
- <<" for "<<from_nodes.size()<<" nodes"
- <<std::endl;*/
+ <<blockchangecount<<" times"
+ <<" for "<<from_nodes.size()<<" nodes"
+ <<std::endl;*/
- if(unlighted_nodes.size() > 0)
+ if(!unlighted_nodes.empty())
unspreadLight(bank, unlighted_nodes, light_sources, modified_blocks);
}
v3s16(-1,0,0), // left
};
- if(from_nodes.size() == 0)
+ if(from_nodes.empty())
return;
u32 blockchangecount = 0;
*/
v3s16 blockpos_last;
MapBlock *block = NULL;
- // Cache this a bit, too
+ // Cache this a bit, too
bool block_checked_in_modified = false;
for(std::set<v3s16>::iterator j = from_nodes.begin();
j != from_nodes.end(); ++j)
{
v3s16 pos = *j;
- v3s16 blockpos = getNodeBlockPos(pos);
+ v3s16 blockpos, relpos;
+
+ getNodeBlockPosWithOffset(pos, blockpos, relpos);
// Only fetch a new block if the block position has changed
- try{
+ try {
if(block == NULL || blockpos != blockpos_last){
block = getBlockNoCreate(blockpos);
blockpos_last = blockpos;
blockchangecount++;
}
}
- catch(InvalidPositionException &e)
- {
+ catch(InvalidPositionException &e) {
continue;
}
if(block->isDummy())
continue;
- // Calculate relative position in block
- v3s16 relpos = pos - blockpos_last * MAP_BLOCKSIZE;
-
// Get node straight from the block
- MapNode n = block->getNode(relpos);
+ bool is_valid_position;
+ MapNode n = block->getNode(relpos, &is_valid_position);
- u8 oldlight = n.getLight(bank, nodemgr);
+ u8 oldlight = is_valid_position ? n.getLight(bank, nodemgr) : 0;
u8 newlight = diminish_light(oldlight);
// Loop through 6 neighbors
v3s16 n2pos = pos + dirs[i];
// Get the block where the node is located
- v3s16 blockpos = getNodeBlockPos(n2pos);
+ v3s16 blockpos, relpos;
+ getNodeBlockPosWithOffset(n2pos, blockpos, relpos);
- try
- {
- // Only fetch a new block if the block position has changed
- try{
- if(block == NULL || blockpos != blockpos_last){
- block = getBlockNoCreate(blockpos);
- blockpos_last = blockpos;
+ // Only fetch a new block if the block position has changed
+ try {
+ if(block == NULL || blockpos != blockpos_last){
+ block = getBlockNoCreate(blockpos);
+ blockpos_last = blockpos;
- block_checked_in_modified = false;
- blockchangecount++;
- }
- }
- catch(InvalidPositionException &e)
- {
- continue;
+ block_checked_in_modified = false;
+ blockchangecount++;
}
+ }
+ catch(InvalidPositionException &e) {
+ continue;
+ }
- // Calculate relative position in block
- v3s16 relpos = n2pos - blockpos * MAP_BLOCKSIZE;
- // Get node straight from the block
- MapNode n2 = block->getNode(relpos);
+ // Get node straight from the block
+ MapNode n2 = block->getNode(relpos, &is_valid_position);
+ if (!is_valid_position)
+ continue;
- bool changed = false;
- /*
- If the neighbor is brighter than the current node,
- add to list (it will light up this node on its turn)
- */
- if(n2.getLight(bank, nodemgr) > undiminish_light(oldlight))
+ bool changed = false;
+ /*
+ If the neighbor is brighter than the current node,
+ add to list (it will light up this node on its turn)
+ */
+ if(n2.getLight(bank, nodemgr) > undiminish_light(oldlight))
+ {
+ lighted_nodes.insert(n2pos);
+ changed = true;
+ }
+ /*
+ If the neighbor is dimmer than how much light this node
+ would spread on it, add to list
+ */
+ if(n2.getLight(bank, nodemgr) < newlight)
+ {
+ if(nodemgr->get(n2).light_propagates)
{
+ n2.setLight(bank, newlight, nodemgr);
+ block->setNode(relpos, n2);
lighted_nodes.insert(n2pos);
changed = true;
}
- /*
- If the neighbor is dimmer than how much light this node
- would spread on it, add to list
- */
- if(n2.getLight(bank, nodemgr) < newlight)
- {
- if(nodemgr->get(n2).light_propagates)
- {
- n2.setLight(bank, newlight, nodemgr);
- block->setNode(relpos, n2);
- lighted_nodes.insert(n2pos);
- changed = true;
- }
- }
+ }
- // Add to modified_blocks
- if(changed == true && block_checked_in_modified == false)
+ // Add to modified_blocks
+ if(changed == true && block_checked_in_modified == false)
+ {
+ // If the block is not found in modified_blocks, add.
+ if(modified_blocks.find(blockpos) == modified_blocks.end())
{
- // If the block is not found in modified_blocks, add.
- if(modified_blocks.find(blockpos) == modified_blocks.end())
- {
- modified_blocks[blockpos] = block;
- }
- block_checked_in_modified = true;
+ modified_blocks[blockpos] = block;
}
- }
- catch(InvalidPositionException &e)
- {
- continue;
+ block_checked_in_modified = true;
}
}
}
<<" for "<<from_nodes.size()<<" nodes"
<<std::endl;*/
- if(lighted_nodes.size() > 0)
+ if(!lighted_nodes.empty())
spreadLight(bank, lighted_nodes, modified_blocks);
}
// Get the position of the neighbor node
v3s16 n2pos = p + dirs[i];
MapNode n2;
- try{
- n2 = getNode(n2pos);
- }
- catch(InvalidPositionException &e)
- {
+ bool is_valid_position;
+ n2 = getNodeNoEx(n2pos, &is_valid_position);
+ if (!is_valid_position)
continue;
- }
+
if(n2.getLight(bank, nodemgr) > brightest_light || found_something == false){
brightest_light = n2.getLight(bank, nodemgr);
brightest_pos = n2pos;
}
v3s16 relpos = pos - blockpos*MAP_BLOCKSIZE;
- MapNode n = block->getNode(relpos);
+ bool is_valid_position;
+ MapNode n = block->getNode(relpos, &is_valid_position);
+ if (!is_valid_position)
+ break;
if(nodemgr->get(n).sunlight_propagates)
{
//bool debug=true;
//u32 count_was = modified_blocks.size();
- std::map<v3s16, MapBlock*> blocks_to_update;
+ //std::map<v3s16, MapBlock*> blocks_to_update;
std::set<v3s16> light_sources;
v3s16 pos = block->getPos();
v3s16 posnodes = block->getPosRelative();
modified_blocks[pos] = block;
- blocks_to_update[pos] = block;
+ //blocks_to_update[pos] = block;
/*
Clear all light from block
for(s16 x=0; x<MAP_BLOCKSIZE; x++)
for(s16 y=0; y<MAP_BLOCKSIZE; y++)
{
-
- try{
- v3s16 p(x,y,z);
- MapNode n = block->getNode(p);
- u8 oldlight = n.getLight(bank, nodemgr);
- n.setLight(bank, 0, nodemgr);
- block->setNode(p, n);
-
- // If node sources light, add to list
- u8 source = nodemgr->get(n).light_source;
- if(source != 0)
- light_sources.insert(p + posnodes);
-
- // Collect borders for unlighting
- if((x==0 || x == MAP_BLOCKSIZE-1
- || y==0 || y == MAP_BLOCKSIZE-1
- || z==0 || z == MAP_BLOCKSIZE-1)
- && oldlight != 0)
- {
- v3s16 p_map = p + posnodes;
- unlight_from[p_map] = oldlight;
- }
- }
- catch(InvalidPositionException &e)
- {
- /*
- This would happen when dealing with a
- dummy block.
+ v3s16 p(x,y,z);
+ bool is_valid_position;
+ MapNode n = block->getNode(p, &is_valid_position);
+ if (!is_valid_position) {
+ /* This would happen when dealing with a
+ dummy block.
*/
- //assert(0);
infostream<<"updateLighting(): InvalidPositionException"
<<std::endl;
+ continue;
+ }
+ u8 oldlight = n.getLight(bank, nodemgr);
+ n.setLight(bank, 0, nodemgr);
+ block->setNode(p, n);
+
+ // If node sources light, add to list
+ u8 source = nodemgr->get(n).light_source;
+ if(source != 0)
+ light_sources.insert(p + posnodes);
+
+ // Collect borders for unlighting
+ if((x==0 || x == MAP_BLOCKSIZE-1
+ || y==0 || y == MAP_BLOCKSIZE-1
+ || z==0 || z == MAP_BLOCKSIZE-1)
+ && oldlight != 0)
+ {
+ v3s16 p_map = p + posnodes;
+ unlight_from[p_map] = oldlight;
}
+
+
}
if(bank == LIGHTBANK_DAY)
Otherwise there probably is.
*/
- try{
- MapNode topnode = getNode(toppos);
- if(topnode.getLight(LIGHTBANK_DAY, ndef) != LIGHT_SUN)
- node_under_sunlight = false;
- }
- catch(InvalidPositionException &e)
- {
- }
+ bool is_valid_position;
+ MapNode topnode = getNodeNoEx(toppos, &is_valid_position);
+
+ if(is_valid_position && topnode.getLight(LIGHTBANK_DAY, ndef) != LIGHT_SUN)
+ node_under_sunlight = false;
/*
Remove all light that has come out of this node
{
enum LightBank bank = banks[i];
- u8 lightwas = getNode(p).getLight(bank, ndef);
+ u8 lightwas = getNodeNoEx(p).getLight(bank, ndef);
// Add the block of the added node to modified_blocks
v3s16 blockpos = getNodeBlockPos(p);
v3s16 n2pos(p.X, y, p.Z);
MapNode n2;
- try{
- n2 = getNode(n2pos);
- }
- catch(InvalidPositionException &e)
- {
+
+ n2 = getNodeNoEx(n2pos, &is_valid_position);
+ if (!is_valid_position)
break;
- }
if(n2.getLight(LIGHTBANK_DAY, ndef) == LIGHT_SUN)
{
/*
Add neighboring liquid nodes and the node itself if it is
liquid (=water node was added) to transform queue.
- note: todo: for liquid_finite enough to add only self node
*/
v3s16 dirs[7] = {
v3s16(0,0,0), // self
};
for(u16 i=0; i<7; i++)
{
- try
- {
-
v3s16 p2 = p + dirs[i];
- MapNode n2 = getNode(p2);
- if(ndef->get(n2).isLiquid() || n2.getContent() == CONTENT_AIR)
+ MapNode n2 = getNodeNoEx(p2, &is_valid_position);
+ if(is_valid_position
+ && (ndef->get(n2).isLiquid() || n2.getContent() == CONTENT_AIR))
{
m_transforming_liquid.push_back(p2);
}
-
- }catch(InvalidPositionException &e)
- {
- }
}
}
If there is a node at top and it doesn't have sunlight,
there will be no sunlight going down.
*/
- try{
- MapNode topnode = getNode(toppos);
+ bool is_valid_position;
+ MapNode topnode = getNodeNoEx(toppos, &is_valid_position);
- if(topnode.getLight(LIGHTBANK_DAY, ndef) != LIGHT_SUN)
- node_under_sunlight = false;
- }
- catch(InvalidPositionException &e)
- {
- }
+ if(is_valid_position && topnode.getLight(LIGHTBANK_DAY, ndef) != LIGHT_SUN)
+ node_under_sunlight = false;
std::set<v3s16> light_sources;
Unlight neighbors (in case the node is a light source)
*/
unLightNeighbors(bank, p,
- getNode(p).getLight(bank, ndef),
+ getNodeNoEx(p).getLight(bank, ndef),
light_sources, modified_blocks);
}
This also clears the lighting.
*/
- MapNode n;
- n.setContent(replace_material);
+ MapNode n(replace_material);
setNode(p, n);
for(s32 i=0; i<2; i++)
{
// Set the lighting of this node to 0
// TODO: Is this needed? Lighting is cleared up there already.
- try{
- MapNode n = getNode(p);
+ MapNode n = getNodeNoEx(p, &is_valid_position);
+ if (is_valid_position) {
n.setLight(LIGHTBANK_DAY, 0, ndef);
setNode(p, n);
- }
- catch(InvalidPositionException &e)
- {
+ } else {
assert(0);
}
}
/*
Add neighboring liquid nodes and this node to transform queue.
(it's vital for the node itself to get updated last.)
- note: todo: for liquid_finite enough to add only self node
*/
v3s16 dirs[7] = {
v3s16(0,0,1), // back
};
for(u16 i=0; i<7; i++)
{
- try
- {
-
v3s16 p2 = p + dirs[i];
- MapNode n2 = getNode(p2);
- if(ndef->get(n2).isLiquid() || n2.getContent() == CONTENT_AIR)
+ bool is_position_valid;
+ MapNode n2 = getNodeNoEx(p2, &is_position_valid);
+ if (is_position_valid
+ && (ndef->get(n2).isLiquid() || n2.getContent() == CONTENT_AIR))
{
m_transforming_liquid.push_back(p2);
}
-
- }catch(InvalidPositionException &e)
- {
- }
}
}
Updates usage timers
*/
void Map::timerUpdate(float dtime, float unload_timeout,
- std::list<v3s16> *unloaded_blocks)
+ std::vector<v3s16> *unloaded_blocks)
{
bool save_before_unloading = (mapType() == MAPTYPE_SERVER);
beginSave();
for(std::map<v2s16, MapSector*>::iterator si = m_sectors.begin();
- si != m_sectors.end(); ++si)
- {
+ si != m_sectors.end(); ++si) {
MapSector *sector = si->second;
bool all_blocks_deleted = true;
- std::list<MapBlock*> blocks;
+ MapBlockVect blocks;
sector->getBlocks(blocks);
- for(std::list<MapBlock*>::iterator i = blocks.begin();
- i != blocks.end(); ++i)
- {
+ for(MapBlockVect::iterator i = blocks.begin();
+ i != blocks.end(); ++i) {
MapBlock *block = (*i);
block->incrementUsageTimer(dtime);
- if(block->refGet() == 0 && block->getUsageTimer() > unload_timeout)
- {
+ if(block->refGet() == 0 && block->getUsageTimer() > unload_timeout) {
v3s16 p = block->getPos();
// Save if modified
- if(block->getModified() != MOD_STATE_CLEAN
- && save_before_unloading)
- {
+ if (block->getModified() != MOD_STATE_CLEAN && save_before_unloading) {
modprofiler.add(block->getModifiedReason(), 1);
- saveBlock(block);
+ if (!saveBlock(block))
+ continue;
saved_blocks_count++;
}
deleted_blocks_count++;
}
- else
- {
+ else {
all_blocks_deleted = false;
block_count_all++;
}
}
- if(all_blocks_deleted)
- {
+ if(all_blocks_deleted) {
sector_deletion_queue.push_back(si->first);
}
}
}
}
-void Map::unloadUnreferencedBlocks(std::list<v3s16> *unloaded_blocks)
+void Map::unloadUnreferencedBlocks(std::vector<v3s16> *unloaded_blocks)
{
timerUpdate(0.0, -1.0, unloaded_blocks);
}
NeighborType t;
v3s16 p;
bool l; //can liquid
- bool i; //infinity
+
+ NodeNeighbor()
+ : n(CONTENT_AIR)
+ { }
+
+ NodeNeighbor(const MapNode &node, NeighborType n_type, v3s16 pos)
+ : n(node),
+ t(n_type),
+ p(pos)
+ { }
};
void Map::transforming_liquid_add(v3s16 p) {
return m_transforming_liquid.size();
}
-const v3s16 g_7dirs[7] =
+void Map::transformLiquids(std::map<v3s16, MapBlock*> & modified_blocks)
{
- // +right, +top, +back
- v3s16( 0,-1, 0), // bottom
- v3s16( 0, 0, 0), // self
- v3s16( 0, 0, 1), // back
- v3s16( 0, 0,-1), // front
- v3s16( 1, 0, 0), // right
- v3s16(-1, 0, 0), // left
- v3s16( 0, 1, 0) // top
-};
-
-#define D_BOTTOM 0
-#define D_TOP 6
-#define D_SELF 1
-void Map::transformLiquidsFinite(std::map<v3s16, MapBlock*> & modified_blocks)
-{
INodeDefManager *nodemgr = m_gamedef->ndef();
DSTACK(__FUNCTION_NAME);
u32 loopcount = 0;
u32 initial_size = m_transforming_liquid.size();
- u8 relax = g_settings->getS16("liquid_relax");
- bool fast_flood = g_settings->getS16("liquid_fast_flood");
- int water_level = g_settings->getS16("water_level");
+ /*if(initial_size != 0)
+ infostream<<"transformLiquids(): initial_size="<<initial_size<<std::endl;*/
// list of nodes that due to viscosity have not reached their max level height
- UniqueQueue<v3s16> must_reflow, must_reflow_second;
+ std::deque<v3s16> must_reflow;
// List of MapBlocks that will require a lighting update (due to lava)
std::map<v3s16, MapBlock*> lighting_modified_blocks;
- u16 loop_max = g_settings->getU16("liquid_loop_max");
-
- //if (m_transforming_liquid.size() > 0) errorstream << "Liquid queue size="<<m_transforming_liquid.size()<<std::endl;
-
- while (m_transforming_liquid.size() > 0)
- {
- // This should be done here so that it is done when continue is used
- if (loopcount >= initial_size || loopcount >= loop_max)
- break;
- loopcount++;
- /*
- Get a queued transforming liquid node
- */
- v3s16 p0 = m_transforming_liquid.pop_front();
- u16 total_level = 0;
- // surrounding flowing liquid nodes
- NodeNeighbor neighbors[7];
- // current level of every block
- s8 liquid_levels[7] = {-1, -1, -1, -1, -1, -1, -1};
- // target levels
- s8 liquid_levels_want[7] = {-1, -1, -1, -1, -1, -1, -1};
- s8 can_liquid_same_level = 0;
- content_t liquid_kind = CONTENT_IGNORE;
- content_t liquid_kind_flowing = CONTENT_IGNORE;
- /*
- Collect information about the environment
- */
- const v3s16 *dirs = g_7dirs;
- for (u16 i = 0; i < 7; i++) {
- NeighborType nt = NEIGHBOR_SAME_LEVEL;
- switch (i) {
- case D_TOP:
- nt = NEIGHBOR_UPPER;
- break;
- case D_BOTTOM:
- nt = NEIGHBOR_LOWER;
- break;
- }
- v3s16 npos = p0 + dirs[i];
-
- neighbors[i].n = getNodeNoEx(npos);
- neighbors[i].t = nt;
- neighbors[i].p = npos;
- neighbors[i].l = 0;
- neighbors[i].i = 0;
- NodeNeighbor & nb = neighbors[i];
-
- switch (nodemgr->get(nb.n.getContent()).liquid_type) {
- case LIQUID_NONE:
- if (nb.n.getContent() == CONTENT_AIR) {
- liquid_levels[i] = 0;
- nb.l = 1;
- }
- break;
- case LIQUID_SOURCE:
- // if this node is not (yet) of a liquid type,
- // choose the first liquid type we encounter
- if (liquid_kind_flowing == CONTENT_IGNORE)
- liquid_kind_flowing = nodemgr->getId(
- nodemgr->get(nb.n).liquid_alternative_flowing);
- if (liquid_kind == CONTENT_IGNORE)
- liquid_kind = nb.n.getContent();
- if (nb.n.getContent() == liquid_kind) {
- liquid_levels[i] = nb.n.getLevel(nodemgr); //LIQUID_LEVEL_SOURCE;
- nb.l = 1;
- nb.i = (nb.n.param2 & LIQUID_INFINITY_MASK);
- }
- break;
- case LIQUID_FLOWING:
- // if this node is not (yet) of a liquid type,
- // choose the first liquid type we encounter
- if (liquid_kind_flowing == CONTENT_IGNORE)
- liquid_kind_flowing = nb.n.getContent();
- if (liquid_kind == CONTENT_IGNORE)
- liquid_kind = nodemgr->getId(
- nodemgr->get(nb.n).liquid_alternative_source);
- if (nb.n.getContent() == liquid_kind_flowing) {
- liquid_levels[i] = nb.n.getLevel(nodemgr); //(nb.n.param2 & LIQUID_LEVEL_MASK);
- nb.l = 1;
- }
- break;
- }
-
- if (nb.l && nb.t == NEIGHBOR_SAME_LEVEL)
- ++can_liquid_same_level;
- if (liquid_levels[i] > 0)
- total_level += liquid_levels[i];
-
- /*
- infostream << "get node i=" <<(int)i<<" " << PP(npos) << " c="
- << nb.n.getContent() <<" p0="<< (int)nb.n.param0 <<" p1="
- << (int)nb.n.param1 <<" p2="<< (int)nb.n.param2 << " lt="
- << nodemgr->get(nb.n.getContent()).liquid_type
- //<< " lk=" << liquid_kind << " lkf=" << liquid_kind_flowing
- << " l="<< nb.l << " inf="<< nb.i << " nlevel=" << (int)liquid_levels[i]
- << " tlevel=" << (int)total_level << " cansame="
- << (int)can_liquid_same_level << std::endl;
- */
- }
-
- if (liquid_kind == CONTENT_IGNORE ||
- !neighbors[D_SELF].l ||
- total_level <= 0)
- continue;
-
- // fill bottom block
- if (neighbors[D_BOTTOM].l) {
- liquid_levels_want[D_BOTTOM] = total_level > LIQUID_LEVEL_SOURCE ?
- LIQUID_LEVEL_SOURCE : total_level;
- total_level -= liquid_levels_want[D_BOTTOM];
- }
-
- //relax up
- if (relax && ((p0.Y == water_level) || (fast_flood && p0.Y <= water_level)) && liquid_levels[D_TOP] == 0 &&
- liquid_levels[D_BOTTOM] == LIQUID_LEVEL_SOURCE &&
- total_level >= LIQUID_LEVEL_SOURCE * can_liquid_same_level-
- (can_liquid_same_level - relax) &&
- can_liquid_same_level >= relax + 1) {
- total_level = LIQUID_LEVEL_SOURCE * can_liquid_same_level;
- }
-
- // prevent lakes in air above unloaded blocks
- if (liquid_levels[D_TOP] == 0 && (p0.Y > water_level) && neighbors[D_BOTTOM].n.getContent() == CONTENT_IGNORE && !(loopcount % 3)) {
- --total_level;
- }
-
- // calculate self level 5 blocks
- u8 want_level =
- total_level >= LIQUID_LEVEL_SOURCE * can_liquid_same_level
- ? LIQUID_LEVEL_SOURCE
- : total_level / can_liquid_same_level;
- total_level -= want_level * can_liquid_same_level;
-
- //relax down
- if (relax && p0.Y == water_level + 1 && liquid_levels[D_TOP] == 0 &&
- liquid_levels[D_BOTTOM] == LIQUID_LEVEL_SOURCE && want_level == 0 &&
- total_level <= (can_liquid_same_level - relax) &&
- can_liquid_same_level >= relax + 1) {
- total_level = 0;
- }
-
- for (u16 ii = D_SELF; ii < D_TOP; ++ii) { // fill only same level
- if (!neighbors[ii].l)
- continue;
- liquid_levels_want[ii] = want_level;
- if (liquid_levels_want[ii] < LIQUID_LEVEL_SOURCE && total_level > 0) {
- if (loopcount % 3 || liquid_levels[ii] <= 0){
- if (liquid_levels[ii] > liquid_levels_want[ii]) {
- ++liquid_levels_want[ii];
- --total_level;
- }
- } else if (neighbors[ii].l > 0){
- ++liquid_levels_want[ii];
- --total_level;
- }
- }
- }
-
- for (u16 ii = 0; ii < 7; ++ii) {
- if (total_level < 1) break;
- if (liquid_levels_want[ii] >= 0 &&
- liquid_levels_want[ii] < LIQUID_LEVEL_SOURCE) {
- ++liquid_levels_want[ii];
- --total_level;
- }
- }
-
- // fill top block if can
- if (neighbors[D_TOP].l) {
- liquid_levels_want[D_TOP] = total_level > LIQUID_LEVEL_SOURCE ?
- LIQUID_LEVEL_SOURCE : total_level;
- total_level -= liquid_levels_want[D_TOP];
- }
-
- for (u16 ii = 0; ii < 7; ii++) // infinity and cave flood optimization
- if ( neighbors[ii].i ||
- (liquid_levels_want[ii] >= 0 &&
- (fast_flood && p0.Y < water_level &&
- (initial_size >= 1000
- && ii != D_TOP
- && want_level >= LIQUID_LEVEL_SOURCE/4
- && can_liquid_same_level >= 5
- && liquid_levels[D_TOP] >= LIQUID_LEVEL_SOURCE))))
- liquid_levels_want[ii] = LIQUID_LEVEL_SOURCE;
-
- /*
- if (total_level > 0) //|| flowed != volume)
- infostream <<" AFTER level=" << (int)total_level
- //<< " flowed="<<flowed<< " volume=" << volume
- << " wantsame="<<(int)want_level<< " top="
- << (int)liquid_levels_want[D_TOP]<< " topwas="
- << (int)liquid_levels[D_TOP]<< " bot="
- << (int)liquid_levels_want[D_BOTTOM]<<std::endl;
- */
-
- //u8 changed = 0;
- for (u16 i = 0; i < 7; i++) {
- if (liquid_levels_want[i] < 0 || !neighbors[i].l)
- continue;
- MapNode & n0 = neighbors[i].n;
- p0 = neighbors[i].p;
- /*
- decide on the type (and possibly level) of the current node
- */
- content_t new_node_content;
- s8 new_node_level = -1;
- u8 viscosity = nodemgr->get(liquid_kind).liquid_viscosity;
- if (viscosity > 1 && liquid_levels_want[i] != liquid_levels[i]) {
- // amount to gain, limited by viscosity
- // must be at least 1 in absolute value
- s8 level_inc = liquid_levels_want[i] - liquid_levels[i];
- if (level_inc < -viscosity || level_inc > viscosity)
- new_node_level = liquid_levels[i] + level_inc/viscosity;
- else if (level_inc < 0)
- new_node_level = liquid_levels[i] - 1;
- else if (level_inc > 0)
- new_node_level = liquid_levels[i] + 1;
- } else {
- new_node_level = liquid_levels_want[i];
- }
-
- if (new_node_level >= LIQUID_LEVEL_SOURCE)
- new_node_content = liquid_kind;
- else if (new_node_level > 0)
- new_node_content = liquid_kind_flowing;
- else
- new_node_content = CONTENT_AIR;
-
- // last level must flow down on stairs
- if (liquid_levels_want[i] != liquid_levels[i] &&
- liquid_levels[D_TOP] <= 0 && !neighbors[D_BOTTOM].l &&
- new_node_level >= 1 && new_node_level <= 2) {
- for (u16 ii = D_SELF + 1; ii < D_TOP; ++ii) { // only same level
- if (neighbors[ii].l)
- must_reflow_second.push_back(p0 + dirs[ii]);
- }
- }
-
- /*
- check if anything has changed.
- if not, just continue with the next node.
- */
- /*
- if (
- new_node_content == n0.getContent()
- && (nodemgr->get(n0.getContent()).liquid_type != LIQUID_FLOWING ||
- (n0.getLevel(nodemgr) == (u8)new_node_level
- //&& ((n0.param2 & LIQUID_FLOW_DOWN_MASK) ==
- //LIQUID_FLOW_DOWN_MASK) == flowing_down
- ))
- &&
- (nodemgr->get(n0.getContent()).liquid_type != LIQUID_SOURCE ||
- (((n0.param2 & LIQUID_INFINITY_MASK) ==
- LIQUID_INFINITY_MASK) == neighbors[i].i
- ))
- )*/
- if (liquid_levels[i] == new_node_level)
- {
- continue;
- }
-
- //++changed;
+ u32 liquid_loop_max = g_settings->getS32("liquid_loop_max");
+ u32 loop_max = liquid_loop_max;
- /*
- update the current node
- */
- /*
- if (nodemgr->get(new_node_content).liquid_type == LIQUID_FLOWING) {
- // set level to last 3 bits, flowing down bit to 4th bit
- n0.param2 = (new_node_level & LIQUID_LEVEL_MASK);
- } else if (nodemgr->get(new_node_content).liquid_type == LIQUID_SOURCE) {
- //n0.param2 = ~(LIQUID_LEVEL_MASK | LIQUID_FLOW_DOWN_MASK);
- n0.param2 = (neighbors[i].i ? LIQUID_INFINITY_MASK : 0x00);
- }
- */
- /*
- infostream << "set node i=" <<(int)i<<" "<< PP(p0)<< " nc="
- <<new_node_content<< " p2="<<(int)n0.param2<< " nl="
- <<(int)new_node_level<<std::endl;
- */
-
- n0.setContent(liquid_kind_flowing);
- n0.setLevel(nodemgr, new_node_level);
- // Find out whether there is a suspect for this action
- std::string suspect;
- if(m_gamedef->rollback()){
- suspect = m_gamedef->rollback()->getSuspect(p0, 83, 1);
- }
-
- if(!suspect.empty()){
- // Blame suspect
- RollbackScopeActor rollback_scope(m_gamedef->rollback(), suspect, true);
- // Get old node for rollback
- RollbackNode rollback_oldnode(this, p0, m_gamedef);
- // Set node
- setNode(p0, n0);
- // Report
- RollbackNode rollback_newnode(this, p0, m_gamedef);
- RollbackAction action;
- action.setSetNode(p0, rollback_oldnode, rollback_newnode);
- m_gamedef->rollback()->reportAction(action);
- } else {
- // Set node
- setNode(p0, n0);
- }
+#if 0
- v3s16 blockpos = getNodeBlockPos(p0);
- MapBlock *block = getBlockNoCreateNoEx(blockpos);
- if(block != NULL) {
- modified_blocks[blockpos] = block;
- // If node emits light, MapBlock requires lighting update
- if(nodemgr->get(n0).light_source != 0)
- lighting_modified_blocks[block->getPos()] = block;
- }
- must_reflow.push_back(neighbors[i].p);
- }
- /* //for better relax only same level
- if (changed) for (u16 ii = D_SELF + 1; ii < D_TOP; ++ii) {
- if (!neighbors[ii].l) continue;
- must_reflow.push_back(p0 + dirs[ii]);
- }*/
+ /* If liquid_loop_max is not keeping up with the queue size increase
+ * loop_max up to a maximum of liquid_loop_max * dedicated_server_step.
+ */
+ if (m_transforming_liquid.size() > loop_max * 2) {
+ // "Burst" mode
+ float server_step = g_settings->getFloat("dedicated_server_step");
+ if (m_transforming_liquid_loop_count_multiplier - 1.0 < server_step)
+ m_transforming_liquid_loop_count_multiplier *= 1.0 + server_step / 10;
+ } else {
+ m_transforming_liquid_loop_count_multiplier = 1.0;
}
- /*
- if (loopcount)
- infostream<<"Map::transformLiquids(): loopcount="<<loopcount
- <<" reflow="<<must_reflow.size()
- <<" queue="<< m_transforming_liquid.size()<<std::endl;
- */
- while (must_reflow.size() > 0)
- m_transforming_liquid.push_back(must_reflow.pop_front());
- while (must_reflow_second.size() > 0)
- m_transforming_liquid.push_back(must_reflow_second.pop_front());
- updateLighting(lighting_modified_blocks, modified_blocks);
-}
-void Map::transformLiquids(std::map<v3s16, MapBlock*> & modified_blocks)
-{
-
- if (g_settings->getBool("liquid_finite"))
- return Map::transformLiquidsFinite(modified_blocks);
-
- INodeDefManager *nodemgr = m_gamedef->ndef();
-
- DSTACK(__FUNCTION_NAME);
- //TimeTaker timer("transformLiquids()");
-
- u32 loopcount = 0;
- u32 initial_size = m_transforming_liquid.size();
-
- /*if(initial_size != 0)
- infostream<<"transformLiquids(): initial_size="<<initial_size<<std::endl;*/
-
- // list of nodes that due to viscosity have not reached their max level height
- UniqueQueue<v3s16> must_reflow;
-
- // List of MapBlocks that will require a lighting update (due to lava)
- std::map<v3s16, MapBlock*> lighting_modified_blocks;
-
- u16 loop_max = g_settings->getU16("liquid_loop_max");
+ loop_max *= m_transforming_liquid_loop_count_multiplier;
+#endif
while(m_transforming_liquid.size() != 0)
{
/*
Get a queued transforming liquid node
*/
- v3s16 p0 = m_transforming_liquid.pop_front();
+ v3s16 p0 = m_transforming_liquid.front();
+ m_transforming_liquid.pop_front();
MapNode n0 = getNodeNoEx(p0);
break;
}
v3s16 npos = p0 + dirs[i];
- NodeNeighbor nb = {getNodeNoEx(npos), nt, npos};
+ NodeNeighbor nb(getNodeNoEx(npos), nt, npos);
switch (nodemgr->get(nb.n.getContent()).liquid_type) {
case LIQUID_NONE:
if (nb.n.getContent() == CONTENT_AIR) {
content_t new_node_content;
s8 new_node_level = -1;
s8 max_node_level = -1;
- u8 range = rangelim(nodemgr->get(liquid_kind).liquid_range, 0, LIQUID_LEVEL_MAX+1);
+
+ u8 range = nodemgr->get(liquid_kind).liquid_range;
+ if (range > LIQUID_LEVEL_MAX+1)
+ range = LIQUID_LEVEL_MAX+1;
+
if ((num_sources >= 2 && nodemgr->get(liquid_kind).liquid_renewable) || liquid_type == LIQUID_SOURCE) {
// liquid_kind will be set to either the flowing alternative of the node (if it's a liquid)
// or the flowing alternative of the first of the surrounding sources (if it's air), so
// Find out whether there is a suspect for this action
std::string suspect;
- if(m_gamedef->rollback()){
+ if(m_gamedef->rollback()) {
suspect = m_gamedef->rollback()->getSuspect(p0, 83, 1);
}
- if(!suspect.empty()){
+ if(m_gamedef->rollback() && !suspect.empty()){
// Blame suspect
RollbackScopeActor rollback_scope(m_gamedef->rollback(), suspect, true);
// Get old node for rollback
}
}
//infostream<<"Map::transformLiquids(): loopcount="<<loopcount<<std::endl;
- while (must_reflow.size() > 0)
- m_transforming_liquid.push_back(must_reflow.pop_front());
+
+ for (std::deque<v3s16>::iterator iter = must_reflow.begin(); iter != must_reflow.end(); ++iter)
+ m_transforming_liquid.push_back(*iter);
+
updateLighting(lighting_modified_blocks, modified_blocks);
+
+
+ /* ----------------------------------------------------------------------
+ * Manage the queue so that it does not grow indefinately
+ */
+ u16 time_until_purge = g_settings->getU16("liquid_queue_purge_time");
+
+ if (time_until_purge == 0)
+ return; // Feature disabled
+
+ time_until_purge *= 1000; // seconds -> milliseconds
+
+ u32 curr_time = getTime(PRECISION_MILLI);
+ u32 prev_unprocessed = m_unprocessed_count;
+ m_unprocessed_count = m_transforming_liquid.size();
+
+ // if unprocessed block count is decreasing or stable
+ if (m_unprocessed_count <= prev_unprocessed) {
+ m_queue_size_timer_started = false;
+ } else {
+ if (!m_queue_size_timer_started)
+ m_inc_trending_up_start_time = curr_time;
+ m_queue_size_timer_started = true;
+ }
+
+ // Account for curr_time overflowing
+ if (m_queue_size_timer_started && m_inc_trending_up_start_time > curr_time)
+ m_queue_size_timer_started = false;
+
+ /* If the queue has been growing for more than liquid_queue_purge_time seconds
+ * and the number of unprocessed blocks is still > liquid_loop_max then we
+ * cannot keep up; dump the oldest blocks from the queue so that the queue
+ * has liquid_loop_max items in it
+ */
+ if (m_queue_size_timer_started
+ && curr_time - m_inc_trending_up_start_time > time_until_purge
+ && m_unprocessed_count > liquid_loop_max) {
+
+ size_t dump_qty = m_unprocessed_count - liquid_loop_max;
+
+ infostream << "transformLiquids(): DUMPING " << dump_qty
+ << " blocks from the queue" << std::endl;
+
+ while (dump_qty--)
+ m_transforming_liquid.pop_front();
+
+ m_queue_size_timer_started = false; // optimistically assume we can keep up now
+ m_unprocessed_count = m_transforming_liquid.size();
+ }
}
NodeMetadata *Map::getNodeMetadata(v3s16 p)
block->m_node_timers.remove(p_rel);
}
-s16 Map::getHeat(v3s16 p)
-{
- MapBlock *block = getBlockNoCreateNoEx(getNodeBlockPos(p));
- if(block != NULL) {
- return block->heat;
- }
- //errorstream << "No heat for " << p.X<<"," << p.Z << std::endl;
- return 0;
-}
-
-s16 Map::getHumidity(v3s16 p)
-{
- MapBlock *block = getBlockNoCreateNoEx(getNodeBlockPos(p));
- if(block != NULL) {
- return block->humidity;
- }
- //errorstream << "No humidity for " << p.X<<"," << p.Z << std::endl;
- return 0;
-}
-
/*
ServerMap
*/
else if (backend == "leveldb")
dbase = new Database_LevelDB(this, savedir);
#endif
+ #if USE_REDIS
+ else if (backend == "redis")
+ dbase = new Database_Redis(this, savedir);
+ #endif
else
throw BaseException("Unknown map backend");
}
// Sector metadata is loaded from disk if not already loaded.
ServerMapSector *sector = createSector(sectorpos);
assert(sector);
+ (void) sector;
for(s16 y=blockpos_min.Y-extra_borders.Y;
y<=blockpos_max.Y+extra_borders.Y; y++)
v3s16 bigarea_blocks_min = blockpos_min - extra_borders;
v3s16 bigarea_blocks_max = blockpos_max + extra_borders;
- data->vmanip = new ManualMapVoxelManipulator(this);
+ data->vmanip = new MMVManip(this);
//data->vmanip->setMap(this);
// Add the area
{
//TimeTaker timer("initBlockMake() initialEmerge");
- data->vmanip->initialEmerge(bigarea_blocks_min, bigarea_blocks_max, false);
+ data->vmanip->initialEmerge(bigarea_blocks_min, bigarea_blocks_max);
}
-
+
// Ensure none of the blocks to be generated were marked as containing CONTENT_IGNORE
/* for (s16 z = blockpos_min.Z; z <= blockpos_max.Z; z++) {
for (s16 y = blockpos_min.Y; y <= blockpos_max.Y; y++) {
return true;
}
-MapBlock* ServerMap::finishBlockMake(BlockMakeData *data,
+void ServerMap::finishBlockMake(BlockMakeData *data,
std::map<v3s16, MapBlock*> &changed_blocks)
{
v3s16 blockpos_min = data->blockpos_min;
*/
while(data->transforming_liquid.size() > 0)
{
- v3s16 p = data->transforming_liquid.pop_front();
- m_transforming_liquid.push_back(p);
+ m_transforming_liquid.push_back(data->transforming_liquid.front());
+ data->transforming_liquid.pop_front();
}
/*
y<=blockpos_max.Y+extra_borders.Y; y++)
{
v3s16 p(x, y, z);
- getBlockNoCreateNoEx(p)->setLightingExpired(false);
+ MapBlock * block = getBlockNoCreateNoEx(p);
+ if (block != NULL)
+ block->setLightingExpired(false);
}
#if 0
i != changed_blocks.end(); ++i)
{
MapBlock *block = i->second;
- assert(block);
+ if (!block)
+ continue;
/*
Update day/night difference cache of the MapBlocks
*/
{
v3s16 p(x, y, z);
MapBlock *block = getBlockNoCreateNoEx(p);
- assert(block);
+ if (!block)
+ continue;
block->setGenerated(true);
}
/*infostream<<"finishBlockMake() done for ("<<blockpos_requested.X
<<","<<blockpos_requested.Y<<","
<<blockpos_requested.Z<<")"<<std::endl;*/
-
- /*
- Update weather data in blocks
- */
- ServerEnvironment *senv = &((Server *)m_gamedef)->getEnv();
- for(s16 x=blockpos_min.X-extra_borders.X;
- x<=blockpos_max.X+extra_borders.X; x++)
- for(s16 z=blockpos_min.Z-extra_borders.Z;
- z<=blockpos_max.Z+extra_borders.Z; z++)
- for(s16 y=blockpos_min.Y-extra_borders.Y;
- y<=blockpos_max.Y+extra_borders.Y; y++)
- {
- v3s16 p(x, y, z);
- MapBlock *block = getBlockNoCreateNoEx(p);
- block->heat_last_update = 0;
- block->humidity_last_update = 0;
- if (senv->m_use_weather) {
- updateBlockHeat(senv, p * MAP_BLOCKSIZE, block);
- updateBlockHumidity(senv, p * MAP_BLOCKSIZE, block);
- } else {
- block->heat = HEAT_UNDEFINED;
- block->humidity = HUMIDITY_UNDEFINED;
- }
- }
-
+
+
#if 0
if(enable_mapgen_debug_info)
{
}
#endif
- MapBlock *block = getBlockNoCreateNoEx(blockpos_requested);
- assert(block);
-
- return block;
+ getBlockNoCreateNoEx(blockpos_requested);
}
ServerMapSector * ServerMap::createSector(v2s16 p2d)
return block;
}
- /*if(allow_generate)
+
+#if 0
+ if(allow_generate)
{
std::map<v3s16, MapBlock*> modified_blocks;
MapBlock *block = generateBlock(p, modified_blocks);
return block;
}
- }*/
+ }
+#endif
return NULL;
}
+MapBlock *ServerMap::getBlockOrEmerge(v3s16 p3d)
+{
+ MapBlock *block = getBlockNoCreateNoEx(p3d);
+ if (block == NULL)
+ m_emerge->enqueueBlockEmerge(PEER_ID_INEXISTENT, p3d, false);
+
+ return block;
+}
+
void ServerMap::prepareBlock(MapBlock *block) {
- ServerEnvironment *senv = &((Server *)m_gamedef)->getEnv();
-
- // Calculate weather conditions
- block->heat_last_update = 0;
- block->humidity_last_update = 0;
- if (senv->m_use_weather) {
- v3s16 p = block->getPos() * MAP_BLOCKSIZE;
- updateBlockHeat(senv, p, block);
- updateBlockHumidity(senv, p, block);
- } else {
- block->heat = HEAT_UNDEFINED;
- block->humidity = HUMIDITY_UNDEFINED;
- }
+}
+
+// N.B. This requires no synchronization, since data will not be modified unless
+// the VoxelManipulator being updated belongs to the same thread.
+void ServerMap::updateVManip(v3s16 pos)
+{
+ Mapgen *mg = m_emerge->getCurrentMapgen();
+ if (!mg)
+ return;
+
+ MMVManip *vm = mg->vm;
+ if (!vm)
+ return;
+
+ if (!vm->m_area.contains(pos))
+ return;
+
+ s32 idx = vm->m_area.index(pos);
+ vm->m_data[idx] = getNodeNoEx(pos);
+ vm->m_flags[idx] &= ~VOXELFLAG_NO_DATA;
+
+ vm->m_is_dirty = true;
}
s16 ServerMap::findGroundLevel(v2s16 p2d)
return m_savedir + DIR_DELIM + "sectors2" + DIR_DELIM + cc;
default:
assert(false);
+ return "";
}
}
v2s16 ServerMap::getSectorPos(std::string dirname)
{
- unsigned int x, y;
+ unsigned int x = 0, y = 0;
int r;
std::string component;
fs::RemoveLastPathComponent(dirname, &component, 1);
void ServerMap::save(ModifiedState save_level)
{
DSTACK(__FUNCTION_NAME);
- if(m_map_saving_enabled == false)
- {
+ if(m_map_saving_enabled == false) {
infostream<<"WARNING: Not saving map, saving disabled."<<std::endl;
return;
}
infostream<<"ServerMap: Saving whole map, this can take time."
<<std::endl;
- if(m_map_metadata_changed || save_level == MOD_STATE_CLEAN)
- {
+ if(m_map_metadata_changed || save_level == MOD_STATE_CLEAN) {
saveMapMeta();
}
bool save_started = false;
for(std::map<v2s16, MapSector*>::iterator i = m_sectors.begin();
- i != m_sectors.end(); ++i)
- {
+ i != m_sectors.end(); ++i) {
ServerMapSector *sector = (ServerMapSector*)i->second;
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);
sector_meta_count++;
}
- std::list<MapBlock*> blocks;
+
+ MapBlockVect blocks;
sector->getBlocks(blocks);
- for(std::list<MapBlock*>::iterator j = blocks.begin();
- j != blocks.end(); ++j)
- {
+ for(MapBlockVect::iterator j = blocks.begin();
+ j != blocks.end(); ++j) {
MapBlock *block = *j;
block_count_all++;
- if(block->getModified() >= (u32)save_level)
- {
+ if(block->getModified() >= (u32)save_level) {
// Lazy beginSave()
- if(!save_started){
+ if(!save_started) {
beginSave();
save_started = true;
}
}
}
}
+
if(save_started)
endSave();
Only print if something happened or saved whole map
*/
if(save_level == MOD_STATE_CLEAN || sector_meta_count != 0
- || block_count != 0)
- {
+ || block_count != 0) {
infostream<<"ServerMap: Written: "
<<sector_meta_count<<" sector metadata files, "
<<block_count<<" block files"
}
}
-void ServerMap::listAllLoadableBlocks(std::list<v3s16> &dst)
+void ServerMap::listAllLoadableBlocks(std::vector<v3s16> &dst)
{
if(loadFromFolders()){
errorstream<<"Map::listAllLoadableBlocks(): Result will be missing "
dbase->listAllLoadableBlocks(dst);
}
-void ServerMap::listAllLoadedBlocks(std::list<v3s16> &dst)
+void ServerMap::listAllLoadedBlocks(std::vector<v3s16> &dst)
{
for(std::map<v2s16, MapSector*>::iterator si = m_sectors.begin();
si != m_sectors.end(); ++si)
{
MapSector *sector = si->second;
- std::list<MapBlock*> blocks;
+ MapBlockVect blocks;
sector->getBlocks(blocks);
- for(std::list<MapBlock*>::iterator i = blocks.begin();
- i != blocks.end(); ++i)
- {
- MapBlock *block = (*i);
- v3s16 p = block->getPos();
+ for(MapBlockVect::iterator i = blocks.begin();
+ i != blocks.end(); ++i) {
+ v3s16 p = (*i)->getPos();
dst.push_back(p);
}
}
createDirs(m_savedir);
- std::string fullpath = m_savedir + DIR_DELIM + "map_meta.txt";
+ std::string fullpath = m_savedir + DIR_DELIM "map_meta.txt";
std::ostringstream ss(std::ios_base::binary);
Settings params;
{
DSTACK(__FUNCTION_NAME);
- /*infostream<<"ServerMap::loadMapMeta(): Loading map metadata"
- <<std::endl;*/
-
- std::string fullpath = m_savedir + DIR_DELIM + "map_meta.txt";
- std::ifstream is(fullpath.c_str(), std::ios_base::binary);
- if(is.good() == false)
- {
- infostream<<"ERROR: ServerMap::loadMapMeta(): "
- <<"could not open"<<fullpath<<std::endl;
- throw FileNotGoodException("Cannot open map metadata");
- }
-
Settings params;
+ std::string fullpath = m_savedir + DIR_DELIM "map_meta.txt";
- for(;;)
- {
- if(is.eof())
- throw SerializationError
- ("ServerMap::loadMapMeta(): [end_of_params] not found");
- std::string line;
- std::getline(is, line);
- std::string trimmedline = trim(line);
- if(trimmedline == "[end_of_params]")
- break;
- params.parseConfigLine(line);
+ if (fs::PathExists(fullpath)) {
+ std::ifstream is(fullpath.c_str(), std::ios_base::binary);
+ if (!is.good()) {
+ errorstream << "ServerMap::loadMapMeta(): "
+ "could not open " << fullpath << std::endl;
+ throw FileNotGoodException("Cannot open map metadata");
+ }
+
+ if (!params.parseConfigLines(is, "[end_of_params]")) {
+ throw SerializationError("ServerMap::loadMapMeta(): "
+ "[end_of_params] not found!");
+ }
}
-
+
m_emerge->loadParamsFromSettings(¶ms);
- verbosestream<<"ServerMap::loadMapMeta(): seed="
- << m_emerge->params.seed<<std::endl;
+ verbosestream << "ServerMap::loadMapMeta(): seed="
+ << m_emerge->params.seed << std::endl;
}
void ServerMap::saveSectorMeta(ServerMapSector *sector)
{
DSTACK(__FUNCTION_NAME);
- MapSector *sector = NULL;
-
// The directory layout we're going to load from.
// 1 - original sectors/xxxxzzzz/
// 2 - new sectors2/xxx/zzz/
}
try{
- sector = loadSectorMeta(sectordir, loadlayout != 2);
+ loadSectorMeta(sectordir, loadlayout != 2);
}
catch(InvalidFilenameException &e)
{
}
#endif
-void ServerMap::beginSave() {
+void ServerMap::beginSave()
+{
dbase->beginSave();
}
-void ServerMap::endSave() {
+void ServerMap::endSave()
+{
dbase->endSave();
}
-void ServerMap::saveBlock(MapBlock *block)
+bool ServerMap::saveBlock(MapBlock *block)
{
- dbase->saveBlock(block);
+ return saveBlock(block, dbase);
+}
+
+bool ServerMap::saveBlock(MapBlock *block, Database *db)
+{
+ v3s16 p3d = block->getPos();
+
+ // Dummy blocks are not written
+ if (block->isDummy()) {
+ errorstream << "WARNING: saveBlock: Not writing dummy block "
+ << PP(p3d) << std::endl;
+ return true;
+ }
+
+ // Format used for writing
+ u8 version = SER_FMT_VER_HIGHEST_WRITE;
+
+ /*
+ [0] u8 serialization version
+ [1] data
+ */
+ std::ostringstream o(std::ios_base::binary);
+ o.write((char*) &version, 1);
+ block->serialize(o, version, true);
+
+ std::string data = o.str();
+ bool ret = db->saveBlock(p3d, data);
+ if(ret) {
+ // We just wrote it to the disk so clear modified flag
+ block->resetModified();
+ }
+ return ret;
}
-void ServerMap::loadBlock(std::string sectordir, std::string blockfile, MapSector *sector, bool save_after_load)
+void ServerMap::loadBlock(std::string sectordir, std::string blockfile,
+ MapSector *sector, bool save_after_load)
{
DSTACK(__FUNCTION_NAME);
std::string fullpath = sectordir+DIR_DELIM+blockfile;
- try{
+ try {
std::ifstream is(fullpath.c_str(), std::ios_base::binary);
if(is.good() == false)
v2s16 p2d(blockpos.X, blockpos.Z);
- MapBlock *ret;
+ std::string ret;
ret = dbase->loadBlock(blockpos);
- if (ret) return (ret);
+ if (ret != "") {
+ loadBlock(&ret, blockpos, createSector(p2d), false);
+ return getBlockNoCreateNoEx(blockpos);
+ }
// Not found in database, try the files
// The directory layout we're going to load from.
return getBlockNoCreateNoEx(blockpos);
}
-void ServerMap::PrintInfo(std::ostream &out)
-{
- out<<"ServerMap: ";
-}
-
-s16 ServerMap::updateBlockHeat(ServerEnvironment *env, v3s16 p, MapBlock *block)
+bool ServerMap::deleteBlock(v3s16 blockpos)
{
- u32 gametime = env->getGameTime();
-
- if (block) {
- if (gametime - block->heat_last_update < 10)
- return block->heat;
- } else {
- block = getBlockNoCreateNoEx(getNodeBlockPos(p));
- }
-
- f32 heat = m_emerge->biomedef->calcBlockHeat(p, getSeed(),
- env->getTimeOfDayF(), gametime * env->getTimeOfDaySpeed());
-
- if(block) {
- block->heat = heat;
- block->heat_last_update = gametime;
- }
- return heat;
-}
+ if (!dbase->deleteBlock(blockpos))
+ return false;
-s16 ServerMap::updateBlockHumidity(ServerEnvironment *env, v3s16 p, MapBlock *block)
-{
- u32 gametime = env->getGameTime();
-
+ MapBlock *block = getBlockNoCreateNoEx(blockpos);
if (block) {
- if (gametime - block->humidity_last_update < 10)
- return block->humidity;
- } else {
- block = getBlockNoCreateNoEx(getNodeBlockPos(p));
- }
-
- f32 humidity = m_emerge->biomedef->calcBlockHumidity(p, getSeed(),
- env->getTimeOfDayF(), gametime * env->getTimeOfDaySpeed());
-
- if(block) {
- block->humidity = humidity;
- block->humidity_last_update = gametime;
- }
- return humidity;
-}
-
-/*
- MapVoxelManipulator
-*/
-
-MapVoxelManipulator::MapVoxelManipulator(Map *map)
-{
- m_map = map;
-}
-
-MapVoxelManipulator::~MapVoxelManipulator()
-{
- /*infostream<<"MapVoxelManipulator: blocks: "<<m_loaded_blocks.size()
- <<std::endl;*/
-}
-
-void MapVoxelManipulator::emerge(VoxelArea a, s32 caller_id)
-{
- TimeTaker timer1("emerge", &emerge_time);
-
- // Units of these are MapBlocks
- v3s16 p_min = getNodeBlockPos(a.MinEdge);
- v3s16 p_max = getNodeBlockPos(a.MaxEdge);
-
- VoxelArea block_area_nodes
- (p_min*MAP_BLOCKSIZE, (p_max+1)*MAP_BLOCKSIZE-v3s16(1,1,1));
-
- addArea(block_area_nodes);
-
- for(s32 z=p_min.Z; z<=p_max.Z; z++)
- for(s32 y=p_min.Y; y<=p_max.Y; y++)
- for(s32 x=p_min.X; x<=p_max.X; x++)
- {
- u8 flags = 0;
- MapBlock *block;
- v3s16 p(x,y,z);
- std::map<v3s16, u8>::iterator n;
- n = m_loaded_blocks.find(p);
- if(n != m_loaded_blocks.end())
- continue;
-
- bool block_data_inexistent = false;
- try
- {
- TimeTaker timer1("emerge load", &emerge_load_time);
-
- /*infostream<<"Loading block (caller_id="<<caller_id<<")"
- <<" ("<<p.X<<","<<p.Y<<","<<p.Z<<")"
- <<" wanted area: ";
- a.print(infostream);
- infostream<<std::endl;*/
-
- block = m_map->getBlockNoCreate(p);
- if(block->isDummy())
- block_data_inexistent = true;
- else
- block->copyTo(*this);
- }
- catch(InvalidPositionException &e)
- {
- block_data_inexistent = true;
- }
-
- if(block_data_inexistent)
- {
- flags |= VMANIP_BLOCK_DATA_INEXIST;
-
- VoxelArea a(p*MAP_BLOCKSIZE, (p+1)*MAP_BLOCKSIZE-v3s16(1,1,1));
- // Fill with VOXELFLAG_INEXISTENT
- for(s32 z=a.MinEdge.Z; z<=a.MaxEdge.Z; z++)
- for(s32 y=a.MinEdge.Y; y<=a.MaxEdge.Y; y++)
- {
- s32 i = m_area.index(a.MinEdge.X,y,z);
- memset(&m_flags[i], VOXELFLAG_INEXISTENT, MAP_BLOCKSIZE);
- }
- }
- /*else if (block->getNode(0, 0, 0).getContent() == CONTENT_IGNORE)
- {
- // Mark that block was loaded as blank
- flags |= VMANIP_BLOCK_CONTAINS_CIGNORE;
- }*/
-
- m_loaded_blocks[p] = flags;
+ v2s16 p2d(blockpos.X, blockpos.Z);
+ MapSector *sector = getSectorNoGenerateNoEx(p2d);
+ if (!sector)
+ return false;
+ sector->deleteBlock(block);
}
- //infostream<<"emerge done"<<std::endl;
-}
-
-/*
- SUGG: Add an option to only update eg. water and air nodes.
- This will make it interfere less with important stuff if
- run on background.
-*/
-void MapVoxelManipulator::blitBack
- (std::map<v3s16, MapBlock*> & modified_blocks)
-{
- if(m_area.getExtent() == v3s16(0,0,0))
- return;
-
- //TimeTaker timer1("blitBack");
-
- /*infostream<<"blitBack(): m_loaded_blocks.size()="
- <<m_loaded_blocks.size()<<std::endl;*/
-
- /*
- Initialize block cache
- */
- v3s16 blockpos_last;
- MapBlock *block = NULL;
- bool block_checked_in_modified = false;
-
- for(s32 z=m_area.MinEdge.Z; z<=m_area.MaxEdge.Z; z++)
- for(s32 y=m_area.MinEdge.Y; y<=m_area.MaxEdge.Y; y++)
- for(s32 x=m_area.MinEdge.X; x<=m_area.MaxEdge.X; x++)
- {
- v3s16 p(x,y,z);
-
- u8 f = m_flags[m_area.index(p)];
- if(f & (VOXELFLAG_NOT_LOADED|VOXELFLAG_INEXISTENT))
- continue;
-
- MapNode &n = m_data[m_area.index(p)];
-
- v3s16 blockpos = getNodeBlockPos(p);
-
- try
- {
- // Get block
- if(block == NULL || blockpos != blockpos_last){
- block = m_map->getBlockNoCreate(blockpos);
- blockpos_last = blockpos;
- block_checked_in_modified = false;
- }
-
- // Calculate relative position in block
- v3s16 relpos = p - blockpos * MAP_BLOCKSIZE;
-
- // Don't continue if nothing has changed here
- if(block->getNode(relpos) == n)
- continue;
-
- //m_map->setNode(m_area.MinEdge + p, n);
- block->setNode(relpos, n);
-
- /*
- Make sure block is in modified_blocks
- */
- if(block_checked_in_modified == false)
- {
- modified_blocks[blockpos] = block;
- block_checked_in_modified = true;
- }
- }
- catch(InvalidPositionException &e)
- {
- }
- }
+ return true;
}
-ManualMapVoxelManipulator::ManualMapVoxelManipulator(Map *map):
- MapVoxelManipulator(map),
- m_create_area(false)
+void ServerMap::PrintInfo(std::ostream &out)
{
+ out<<"ServerMap: ";
}
-ManualMapVoxelManipulator::~ManualMapVoxelManipulator()
+MMVManip::MMVManip(Map *map):
+ VoxelManipulator(),
+ m_is_dirty(false),
+ m_create_area(false),
+ m_map(map)
{
}
-void ManualMapVoxelManipulator::emerge(VoxelArea a, s32 caller_id)
+MMVManip::~MMVManip()
{
- // Just create the area so that it can be pointed to
- VoxelManipulator::emerge(a, caller_id);
}
-void ManualMapVoxelManipulator::initialEmerge(v3s16 blockpos_min,
- v3s16 blockpos_max, bool load_if_inexistent)
+void MMVManip::initialEmerge(v3s16 blockpos_min, v3s16 blockpos_max,
+ bool load_if_inexistent)
{
TimeTaker timer1("initialEmerge", &emerge_time);
if(block_data_inexistent)
{
-
+
if (load_if_inexistent) {
ServerMap *svrmap = (ServerMap *)m_map;
block = svrmap->emergeBlock(p, false);
if (block == NULL)
block = svrmap->createBlock(p);
- else
- block->copyTo(*this);
+ block->copyTo(*this);
} else {
flags |= VMANIP_BLOCK_DATA_INEXIST;
-
+
/*
Mark area inexistent
*/
VoxelArea a(p*MAP_BLOCKSIZE, (p+1)*MAP_BLOCKSIZE-v3s16(1,1,1));
- // Fill with VOXELFLAG_INEXISTENT
+ // Fill with VOXELFLAG_NO_DATA
for(s32 z=a.MinEdge.Z; z<=a.MaxEdge.Z; z++)
for(s32 y=a.MinEdge.Y; y<=a.MaxEdge.Y; y++)
{
s32 i = m_area.index(a.MinEdge.X,y,z);
- memset(&m_flags[i], VOXELFLAG_INEXISTENT, MAP_BLOCKSIZE);
+ memset(&m_flags[i], VOXELFLAG_NO_DATA, MAP_BLOCKSIZE);
}
}
}
m_loaded_blocks[p] = flags;
}
+
+ m_is_dirty = false;
}
-void ManualMapVoxelManipulator::blitBackAll(
- std::map<v3s16, MapBlock*> * modified_blocks)
+void MMVManip::blitBackAll(std::map<v3s16, MapBlock*> *modified_blocks,
+ bool overwrite_generated)
{
if(m_area.getExtent() == v3s16(0,0,0))
return;
v3s16 p = i->first;
MapBlock *block = m_map->getBlockNoCreateNoEx(p);
bool existed = !(i->second & VMANIP_BLOCK_DATA_INEXIST);
- if(existed == false)
- {
+ if ((existed == false) || (block == NULL) ||
+ (overwrite_generated == false && block->isGenerated() == true))
continue;
- }
block->copyFrom(*this);