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A small fix to an unlikely situation where the map generator requires a block that hasn't been loaded from disk. Now it is actually loaded from disk in that case.

This commit is contained in:
Perttu Ahola 2011-07-17 13:40:47 +03:00
parent afa2b8714f
commit 496e783988
1 changed files with 17 additions and 4 deletions
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21
src/map.cpp
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@ -2033,9 +2033,14 @@ void ServerMap::initBlockMake(mapgen::BlockMakeData *data, v3s16 blockpos)
for(s16 y=-1; y<=1; y++)
{
MapBlock *block = createBlock(blockpos);
//MapBlock *block = createBlock(blockpos);
// 1) get from memory, 2) load from disk
MapBlock *block = emergeBlock(blockpos, false);
// 3) create a blank one
if(block == NULL)
block = createBlock(blockpos);
// Lighting won't be calculated
// Lighting will not be valid after make_chunk is called
block->setLightingExpired(true);
// Lighting will be calculated
//block->setLightingExpired(false);
@ -2152,10 +2157,18 @@ MapBlock* ServerMap::finishBlockMake(mapgen::BlockMakeData *data,
TimeTaker t("finishBlockMake lighting update");
core::map<v3s16, MapBlock*> lighting_update_blocks;
#if 1
// Center block
lighting_update_blocks.insert(block->getPos(), block);
#if 0
#endif
#if 0
// All modified blocks
// NOTE: Should this be done? If this is not done, then the lighting
// of the others will be updated in a different place, one by one, i
// think... or they might not? Well, at least they are left marked as
// "lighting expired"; it seems that is not handled at all anywhere,
// so enabling this will slow it down A LOT because otherwise it
// would not do this at all. This causes the black trees.
for(core::map<v3s16, MapBlock*>::Iterator
i = changed_blocks.getIterator();
i.atEnd() == false; i++)
@ -2163,7 +2176,7 @@ MapBlock* ServerMap::finishBlockMake(mapgen::BlockMakeData *data,
lighting_update_blocks.insert(i.getNode()->getKey(),
i.getNode()->getValue());
}
#endif
#endif
updateLighting(lighting_update_blocks, changed_blocks);
if(enable_mapgen_debug_info == false)