bool Schematic::getSchematicFromMap(Map *map, v3s16 p1, v3s16 p2)
{
MMVManip *vm = new MMVManip(map);
v3s16 bp1 = getNodeBlockPos(p1);
v3s16 bp2 = getNodeBlockPos(p2);
vm->initialEmerge(bp1, bp2);
size = p2 - p1 + 1;
slice_probs = new u8[size.Y];
for (s16 y = 0; y != size.Y; y++)
slice_probs[y] = MTSCHEM_PROB_ALWAYS;
schemdata = new MapNode[size.X * size.Y * size.Z];
u32 i = 0;
for (s16 z = p1.Z; z <= p2.Z; z++)
for (s16 y = p1.Y; y <= p2.Y; y++) {
u32 vi = vm->m_area.index(p1.X, y, z);
for (s16 x = p1.X; x <= p2.X; x++, i++, vi++) {
schemdata[i] = vm->m_data[vi];
schemdata[i].param1 = MTSCHEM_PROB_ALWAYS;
}
}
delete vm;
return true;
}
int LuaVoxelManip::l_write_to_map(lua_State *L)
{
LuaVoxelManip *o = checkobject(L, 1);
MMVManip *vm = o->vm;
vm->blitBackAll(&o->modified_blocks);
return 0;
}
int LuaVoxelManip::l_read_from_map(lua_State *L)
{
LuaVoxelManip *o = checkobject(L, 1);
MMVManip *vm = o->vm;
v3s16 bp1 = getNodeBlockPos(read_v3s16(L, 2));
v3s16 bp2 = getNodeBlockPos(read_v3s16(L, 3));
sortBoxVerticies(bp1, bp2);
vm->initialEmerge(bp1, bp2);
push_v3s16(L, vm->m_area.MinEdge);
push_v3s16(L, vm->m_area.MaxEdge);
return 2;
}
void Schematic::placeStructure(Map *map, v3s16 p, u32 flags,
Rotation rot, bool force_place)
{
assert(schemdata != NULL); // Pre-condition
sanity_check(m_ndef != NULL);
MMVManip *vm = new MMVManip(map);
if (rot == ROTATE_RAND)
rot = (Rotation)myrand_range(ROTATE_0, ROTATE_270);
v3s16 s = (rot == ROTATE_90 || rot == ROTATE_270) ?
v3s16(size.Z, size.Y, size.X) : size;
if (flags & DECO_PLACE_CENTER_X)
p.X -= (s.X + 1) / 2;
if (flags & DECO_PLACE_CENTER_Y)
p.Y -= (s.Y + 1) / 2;
if (flags & DECO_PLACE_CENTER_Z)
p.Z -= (s.Z + 1) / 2;
v3s16 bp1 = getNodeBlockPos(p);
v3s16 bp2 = getNodeBlockPos(p + s - v3s16(1,1,1));
vm->initialEmerge(bp1, bp2);
blitToVManip(p, vm, rot, force_place);
std::map<v3s16, MapBlock *> lighting_modified_blocks;
std::map<v3s16, MapBlock *> modified_blocks;
vm->blitBackAll(&modified_blocks);
// TODO: Optimize this by using Mapgen::calcLighting() instead
lighting_modified_blocks.insert(modified_blocks.begin(), modified_blocks.end());
map->updateLighting(lighting_modified_blocks, modified_blocks);
MapEditEvent event;
event.type = MEET_OTHER;
for (std::map<v3s16, MapBlock *>::iterator
it = modified_blocks.begin();
it != modified_blocks.end(); ++it)
event.modified_blocks.insert(it->first);
map->dispatchEvent(&event);
}