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minetest-engine-minecheat
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Post-mapgen lighting optimization

stable-0.4
Perttu Ahola 2012-01-27 04:02:42 +02:00
parent bdcca4767c
commit a32706bc26
1 changed files with 26 additions and 13 deletions
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39
src/map.cpp
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@ -727,10 +727,16 @@ void Map::updateLighting(enum LightBank bank,
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[p + posnodes] = true;
// Collect borders for unlighting
if(x==0 || x == MAP_BLOCKSIZE-1
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.insert(p_map, oldlight);
@ -806,38 +812,43 @@ void Map::updateLighting(enum LightBank bank,
}
#endif
#if 0
#if 1
{
TimeTaker timer("unspreadLight");
//TimeTaker timer("unspreadLight");
unspreadLight(bank, unlight_from, light_sources, modified_blocks);
}
if(debug)
/*if(debug)
{
u32 diff = modified_blocks.size() - count_was;
count_was = modified_blocks.size();
infostream<<"unspreadLight modified "<<diff<<std::endl;
}
}*/
{
TimeTaker timer("spreadLight");
//TimeTaker timer("spreadLight");
spreadLight(bank, light_sources, modified_blocks);
}
if(debug)
/*if(debug)
{
u32 diff = modified_blocks.size() - count_was;
count_was = modified_blocks.size();
infostream<<"spreadLight modified "<<diff<<std::endl;
}
}*/
#endif
#if 0
{
//MapVoxelManipulator vmanip(this);
// Make a manual voxel manipulator and load all the blocks
// that touch the requested blocks
ManualMapVoxelManipulator vmanip(this);
{
//TimeTaker timer("initialEmerge");
core::map<v3s16, MapBlock*>::Iterator i;
i = blocks_to_update.getIterator();
for(; i.atEnd() == false; i++)
@ -871,22 +882,24 @@ void Map::updateLighting(enum LightBank bank,
// Lighting of block will be updated completely
block->setLightingExpired(false);
}
}
{
//TimeTaker timer("unSpreadLight");
TimeTaker timer("unSpreadLight");
vmanip.unspreadLight(bank, unlight_from, light_sources, nodemgr);
}
{
//TimeTaker timer("spreadLight");
TimeTaker timer("spreadLight");
vmanip.spreadLight(bank, light_sources, nodemgr);
}
{
//TimeTaker timer("blitBack");
TimeTaker timer("blitBack");
vmanip.blitBack(modified_blocks);
}
/*infostream<<"emerge_time="<<emerge_time<<std::endl;
emerge_time = 0;*/
}
#endif
//m_dout<<"Done ("<<getTimestamp()<<")"<<std::endl;
}
@ -2056,7 +2069,7 @@ void ServerMap::initBlockMake(mapgen::BlockMakeData *data, v3s16 blockpos)
<<"("<<blockpos.X<<","<<blockpos.Y<<","<<blockpos.Z<<")"
<<std::endl;
s16 chunksize = 3;
s16 chunksize = 2;
v3s16 blockpos_div = getContainerPos(blockpos, chunksize);
v3s16 blockpos_min = blockpos_div * chunksize;
v3s16 blockpos_max = blockpos_div * chunksize + v3s16(1,1,1)*(chunksize-1);