/*
Minetest-c55
-Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
+Copyright (C) 2010-2011 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
#include "constants.h"
#include "voxel.h"
#include "mapchunk.h"
-
-/*
- Some exposed functions
-*/
-
-double base_rock_level_2d(u64 seed, v2f p);
-bool get_have_sand_coast(u64 seed, v2f p);
-bool get_have_sand_ground(u64 seed, v2f p);
-double get_turbulence_factor_2d(u64 seed, v2f p);
-
-/*
-*/
+#include "nodemetadata.h"
#define MAPTYPE_BASE 0
#define MAPTYPE_SERVER 1
void transformLiquids(core::map<v3s16, MapBlock*> & modified_blocks);
+ /*
+ Node metadata
+ These are basically coordinate wrappers to MapBlock
+ */
+
+ NodeMetadata* getNodeMetadata(v3s16 p);
+ void setNodeMetadata(v3s16 p, NodeMetadata *meta);
+ void removeNodeMetadata(v3s16 p);
+ void nodeMetadataStep(float dtime,
+ core::map<v3s16, MapBlock*> &changed_blocks);
+
+ /*
+ Misc.
+ */
+ core::map<v2s16, MapSector*> *getSectorsPtr(){return &m_sectors;}
+
/*
Variables
*/
core::map<MapEventReceiver*, bool> m_event_receivers;
- // Mutex is important because on client map is accessed asynchronously
core::map<v2s16, MapSector*> m_sectors;
- JMutex m_sector_mutex;
+ //JMutex m_sector_mutex;
// Be sure to set this to NULL when the cached sector is deleted
MapSector *m_sector_cache;
v2s16 m_sector_cache_p;
- //WrapperHeightmap m_hwrapper;
-
// Queued transforming water nodes
UniqueQueue<v3s16> m_transforming_liquid;
};
This is the only map class that is able to generate map.
*/
+struct ChunkMakeData;
+
class ServerMap : public Map
{
public:
// Returns the position of the chunk where the sector is in
v2s16 sector_to_chunk(v2s16 sectorpos)
{
+ if(m_chunksize == 0)
+ return v2s16(0,0);
sectorpos.X += m_chunksize / 2;
sectorpos.Y += m_chunksize / 2;
v2s16 chunkpos = getContainerPos(sectorpos, m_chunksize);
// Returns the position of the (0,0) sector of the chunk
v2s16 chunk_to_sector(v2s16 chunkpos)
{
+ if(m_chunksize == 0)
+ return v2s16(0,0);
v2s16 sectorpos(
chunkpos.X * m_chunksize,
chunkpos.Y * m_chunksize
*/
bool chunkNonVolatile(v2s16 chunkpos)
{
+ if(m_chunksize == 0)
+ return true;
+
/*for(s16 x=-1; x<=1; x++)
for(s16 y=-1; y<=1; y++)*/
s16 x=0;
}
return true;
}
+
+ /*
+ Returns true if any chunk is marked as modified
+ */
+ bool anyChunkModified()
+ {
+ for(core::map<v2s16, MapChunk*>::Iterator
+ i = m_chunks.getIterator();
+ i.atEnd()==false; i++)
+ {
+ v2s16 p = i.getNode()->getKey();
+ MapChunk *chunk = i.getNode()->getValue();
+ if(chunk->isModified())
+ return true;
+ }
+ return false;
+ }
+
+ void setChunksNonModified()
+ {
+ for(core::map<v2s16, MapChunk*>::Iterator
+ i = m_chunks.getIterator();
+ i.atEnd()==false; i++)
+ {
+ v2s16 p = i.getNode()->getKey();
+ MapChunk *chunk = i.getNode()->getValue();
+ chunk->setModified(false);
+ }
+ }
+
+ /*
+ Chunks are generated by using these and makeChunk().
+ */
+ void initChunkMake(ChunkMakeData &data, v2s16 chunkpos);
+ MapChunk* finishChunkMake(ChunkMakeData &data,
+ core::map<v3s16, MapBlock*> &changed_blocks);
/*
Generate a chunk.
All chunks touching this one can be altered also.
*/
- MapChunk* generateChunkRaw(v2s16 chunkpos,
+ /*MapChunk* generateChunkRaw(v2s16 chunkpos,
core::map<v3s16, MapBlock*> &changed_blocks,
- bool force=false);
+ bool force=false);*/
/*
Generate a chunk and its neighbors so that it won't be touched
anymore.
*/
- MapChunk* generateChunk(v2s16 chunkpos,
- core::map<v3s16, MapBlock*> &changed_blocks);
+ /*MapChunk* generateChunk(v2s16 chunkpos,
+ core::map<v3s16, MapBlock*> &changed_blocks);*/
/*
Generate a sector.
- Check disk (loads blocks also)
- Generate chunk
*/
- MapSector * emergeSector(v2s16 p,
- core::map<v3s16, MapBlock*> &changed_blocks);
+ /*MapSector * emergeSector(v2s16 p,
+ core::map<v3s16, MapBlock*> &changed_blocks);*/
- MapSector * emergeSector(v2s16 p)
+ /*MapSector * emergeSector(v2s16 p)
{
core::map<v3s16, MapBlock*> changed_blocks;
return emergeSector(p, changed_blocks);
- }
+ }*/
MapBlock * generateBlock(
v3s16 p,
v3s16 getBlockPos(std::string sectordir, std::string blockfile);
void save(bool only_changed);
- void loadAll();
+ //void loadAll();
// Saves map seed and possibly other stuff
void saveMapMeta();
bool isSavingEnabled(){ return m_map_saving_enabled; }
- u64 getSeed(){ return m_seed; }
-
private:
// Seed used for all kinds of randomness
u64 m_seed;
bool m_map_saving_enabled;
// Chunk size in MapSectors
+ // If 0, chunks are disabled.
s16 m_chunksize;
// Chunks
core::map<v2s16, MapChunk*> m_chunks;
+
+ /*
+ Metadata is re-written on disk only if this is true.
+ This is reset to false when written on disk.
+ */
+ bool m_map_metadata_changed;
};
/*
public:
ManualMapVoxelManipulator(Map *map);
virtual ~ManualMapVoxelManipulator();
+
+ void setMap(Map *map)
+ {m_map = map;}
virtual void emerge(VoxelArea a, s32 caller_id=-1);
bool m_create_area;
};
+struct ChunkMakeData
+{
+ bool no_op;
+ ManualMapVoxelManipulator vmanip;
+ u64 seed;
+ v2s16 chunkpos;
+ s16 y_blocks_min;
+ s16 y_blocks_max;
+ v2s16 sectorpos_base;
+ s16 sectorpos_base_size;
+ v2s16 sectorpos_bigbase;
+ s16 sectorpos_bigbase_size;
+ s16 max_spread_amount;
+ UniqueQueue<v3s16> transforming_liquid;
+
+ ChunkMakeData():
+ no_op(false),
+ vmanip(NULL),
+ seed(0)
+ {}
+};
+
+void makeChunk(ChunkMakeData *data);
+
#endif
projects / dragonfireclient.git / blobdiff