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Add core.find_nodes_with_meta() script API

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This commit is contained in:
kwolekr 2015-05-05 14:30:46 -04:00
parent b45df9d6a7
commit b785577f03
7 changed files with 89 additions and 20 deletions
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34
src/map.cpp
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@ -1890,6 +1890,40 @@ void Map::transformLiquids(std::map<v3s16, MapBlock*> & modified_blocks)
}
}
std::vector<v3s16> Map::findNodesWithMetadata(v3s16 p1, v3s16 p2)
{
std::vector<v3s16> positions_with_meta;
sortBoxVerticies(p1, p2);
v3s16 bpmin = getNodeBlockPos(p1);
v3s16 bpmax = getNodeBlockPos(p2);
for (s16 z = bpmin.Z; z <= bpmax.Z; z++)
for (s16 y = bpmin.Y; y <= bpmax.Y; y++)
for (s16 x = bpmin.X; x <= bpmax.X; x++) {
v3s16 blockpos(x, y, z);
MapBlock *block = getBlockNoCreateNoEx(blockpos);
if (!block) {
verbosestream << "Map::getNodeMetadata(): Need to emerge "
<< PP(blockpos) << std::endl;
block = emergeBlock(blockpos, false);
}
if (!block) {
infostream << "WARNING: Map::getNodeMetadata(): Block not found"
<< std::endl;
continue;
}
v3s16 p_base = blockpos * MAP_BLOCKSIZE;
std::vector<v3s16> keys = block->m_node_metadata.getAllKeys();
for (size_t i = 0; i != keys.size(); i++)
positions_with_meta.push_back(keys[i] + p_base);
}
return positions_with_meta;
}
NodeMetadata *Map::getNodeMetadata(v3s16 p)
{
v3s16 blockpos = getNodeBlockPos(p);