Difference between revisions of "minetest.get content id"

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== Syntax ==
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{{UnofficialLua}}
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<source>minetest.get_content_id(name)</source>
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{{DISPLAYTITLE:minetest.get_content_id}}
  
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== Description ==
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Gets the internal content ID of a node for [https://rubenwardy.com/minetest_modding_book/en/advmap/lvm.html Voxel manipulators].
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Returns an integer:
 
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the internal [[content id|content ID]] of name
 
  
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== Example ==
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[[Category:Methods|g]]
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<source>
 
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local c_air = minetest.get_content_id"air"
 
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print("Air has the content id: " .. tostring(c_air))
 
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local manip = minetest.get_voxel_manip()
 
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local emin, emax = manip:read_from_map(minp, maxp)
 
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local area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
 
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local data = manip:get_data()
 
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for z = minp.z, maxp.z do
 
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  for y = minp.y, maxp.y do
 
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      local vi = data:index(minp.x, y, z)
 
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      for x = minp.x, maxp.x do
 
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        --remove all nodes in the area - set to air
 
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        data[vi] = c_air
 
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        vi = vi + 1
 
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      end
 
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  end
 
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end
 
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manip:set_data(data)
 
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manip:write_to_map()
 
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manip:update_map()
 
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</source>
 
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Function required by [[VoxelManip]].
 
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[[Category:Methods]]
 

Latest revision as of 14:09, 25 October 2022

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Gets the internal content ID of a node for Voxel manipulators.

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