/*
-Minetest-c55
-Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2013 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
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 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.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser 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 "mapsector.h"
-#include "jmutexautolock.h"
-#include "client.h"
#include "exceptions.h"
+#include "mapblock.h"
+#include "serialization.h"
-MapSector::MapSector(NodeContainer *parent, v2s16 pos):
- differs_from_disk(true),
+MapSector::MapSector(Map *parent, v2s16 pos, IGameDef *gamedef):
m_parent(parent),
m_pos(pos),
- m_block_cache(NULL)
+ m_gamedef(gamedef)
{
- m_mutex.Init();
- assert(m_mutex.IsInitialized());
}
MapSector::~MapSector()
void MapSector::deleteBlocks()
{
- JMutexAutoLock lock(m_mutex);
-
// Clear cache
- m_block_cache = NULL;
+ m_block_cache = nullptr;
// Delete all
- core::map<s16, MapBlock*>::Iterator i = m_blocks.getIterator();
- for(; i.atEnd() == false; i++)
- {
- delete i.getNode()->getValue();
+ for (auto &block : m_blocks) {
+ delete block.second;
}
// Clear container
{
MapBlock *block;
- if(m_block_cache != NULL && y == m_block_cache_y){
+ if (m_block_cache && y == m_block_cache_y) {
return m_block_cache;
}
-
+
// If block doesn't exist, return NULL
- core::map<s16, MapBlock*>::Node *n = m_blocks.find(y);
- if(n == NULL)
- {
- block = NULL;
- }
- // If block exists, return it
- else{
- block = n->getValue();
- }
-
+ std::unordered_map<s16, MapBlock*>::const_iterator n = m_blocks.find(y);
+ block = (n != m_blocks.end() ? n->second : nullptr);
+
// Cache the last result
m_block_cache_y = y;
m_block_cache = block;
-
+
return block;
}
MapBlock * MapSector::getBlockNoCreateNoEx(s16 y)
{
- JMutexAutoLock lock(m_mutex);
-
return getBlockBuffered(y);
}
-MapBlock * MapSector::getBlockNoCreate(s16 y)
-{
- MapBlock *block = getBlockNoCreateNoEx(y);
-
- if(block == NULL)
- throw InvalidPositionException();
-
- return block;
-}
-
MapBlock * MapSector::createBlankBlockNoInsert(s16 y)
{
- // There should not be a block at this position
- if(getBlockBuffered(y) != NULL)
- throw AlreadyExistsException("Block already exists");
+ assert(getBlockBuffered(y) == NULL); // Pre-condition
v3s16 blockpos_map(m_pos.X, y, m_pos.Y);
-
- MapBlock *block = new MapBlock(m_parent, blockpos_map);
-
+
+ MapBlock *block = new MapBlock(m_parent, blockpos_map, m_gamedef);
+
return block;
}
MapBlock * MapSector::createBlankBlock(s16 y)
{
- JMutexAutoLock lock(m_mutex);
-
MapBlock *block = createBlankBlockNoInsert(y);
-
- m_blocks.insert(y, block);
+
+ m_blocks[y] = block;
return block;
}
{
s16 block_y = block->getPos().Y;
- {
- JMutexAutoLock lock(m_mutex);
+ MapBlock *block2 = getBlockBuffered(block_y);
+ if (block2) {
+ throw AlreadyExistsException("Block already exists");
+ }
- MapBlock *block2 = getBlockBuffered(block_y);
- if(block2 != NULL){
- throw AlreadyExistsException("Block already exists");
- }
+ v2s16 p2d(block->getPos().X, block->getPos().Z);
+ assert(p2d == m_pos);
- v2s16 p2d(block->getPos().X, block->getPos().Z);
- assert(p2d == m_pos);
-
- // Insert into container
- m_blocks.insert(block_y, block);
- }
+ // Insert into container
+ m_blocks[block_y] = block;
}
-void MapSector::removeBlock(MapBlock *block)
+void MapSector::deleteBlock(MapBlock *block)
{
s16 block_y = block->getPos().Y;
- JMutexAutoLock lock(m_mutex);
-
// Clear from cache
- m_block_cache = NULL;
-
- // Remove from container
- m_blocks.remove(block_y);
-}
-
-void MapSector::getBlocks(core::list<MapBlock*> &dest)
-{
- JMutexAutoLock lock(m_mutex);
-
- core::list<MapBlock*> ref_list;
-
- core::map<s16, MapBlock*>::Iterator bi;
-
- bi = m_blocks.getIterator();
- for(; bi.atEnd() == false; bi++)
- {
- MapBlock *b = bi.getNode()->getValue();
- dest.push_back(b);
- }
-}
-
-/*
- ServerMapSector
-*/
-
-ServerMapSector::ServerMapSector(NodeContainer *parent, v2s16 pos):
- MapSector(parent, pos)
-{
-}
-
-ServerMapSector::~ServerMapSector()
-{
-}
-
-f32 ServerMapSector::getGroundHeight(v2s16 p, bool generate)
-{
- return GROUNDHEIGHT_NOTFOUND_SETVALUE;
-}
+ m_block_cache = nullptr;
-void ServerMapSector::setGroundHeight(v2s16 p, f32 y, bool generate)
-{
-}
-
-void ServerMapSector::serialize(std::ostream &os, u8 version)
-{
- if(!ser_ver_supported(version))
- throw VersionMismatchException("ERROR: MapSector format not supported");
-
- /*
- [0] u8 serialization version
- + heightmap data
- */
-
- // Server has both of these, no need to support not having them.
- //assert(m_objects != NULL);
-
- // Write version
- os.write((char*)&version, 1);
-
- /*
- Add stuff here, if needed
- */
+ // Remove from container
+ m_blocks.erase(block_y);
+ // Delete
+ delete block;
}
-ServerMapSector* ServerMapSector::deSerialize(
- std::istream &is,
- NodeContainer *parent,
- v2s16 p2d,
- core::map<v2s16, MapSector*> & sectors
- )
+void MapSector::getBlocks(MapBlockVect &dest)
{
- /*
- [0] u8 serialization version
- + heightmap data
- */
-
- /*
- Read stuff
- */
-
- // Read version
- u8 version = SER_FMT_VER_INVALID;
- is.read((char*)&version, 1);
-
- if(!ser_ver_supported(version))
- throw VersionMismatchException("ERROR: MapSector format not supported");
-
- /*
- Add necessary reading stuff here
- */
-
- /*
- Get or create sector
- */
-
- ServerMapSector *sector = NULL;
-
- core::map<v2s16, MapSector*>::Node *n = sectors.find(p2d);
-
- if(n != NULL)
- {
- dstream<<"WARNING: deSerializing existent sectors not supported "
- "at the moment, because code hasn't been tested."
- <<std::endl;
-
- MapSector *sector = n->getValue();
- assert(sector->getId() == MAPSECTOR_SERVER);
- return (ServerMapSector*)sector;
- }
- else
- {
- sector = new ServerMapSector(parent, p2d);
- sectors.insert(p2d, sector);
+ for (auto &block : m_blocks) {
+ dest.push_back(block.second);
}
-
- /*
- Set stuff in sector
- */
-
- // Nothing here
-
- return sector;
-}
-
-#ifndef SERVER
-/*
- ClientMapSector
-*/
-
-ClientMapSector::ClientMapSector(NodeContainer *parent, v2s16 pos):
- MapSector(parent, pos)
-{
}
-
-ClientMapSector::~ClientMapSector()
-{
-}
-
-void ClientMapSector::deSerialize(std::istream &is)
-{
- /*
- [0] u8 serialization version
- [1] s16 corners[0]
- [3] s16 corners[1]
- [5] s16 corners[2]
- [7] s16 corners[3]
- size = 9
-
- In which corners are in these positions
- v2s16(0,0),
- v2s16(1,0),
- v2s16(1,1),
- v2s16(0,1),
- */
-
- // Read version
- u8 version = SER_FMT_VER_INVALID;
- is.read((char*)&version, 1);
-
- if(!ser_ver_supported(version))
- throw VersionMismatchException("ERROR: MapSector format not supported");
-
- u8 buf[2];
-
- // Dummy read corners
- is.read((char*)buf, 2);
- is.read((char*)buf, 2);
- is.read((char*)buf, 2);
- is.read((char*)buf, 2);
-
- /*
- Set stuff in sector
- */
-
- // Nothing here
-
-}
-#endif // !SERVER
-
-//END