forked from VoxeLibre/VoxeLibre
70 lines
2.0 KiB
Lua
70 lines
2.0 KiB
Lua
local overwrite = function()
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local materials = { "wood", "gold", "stone", "iron", "diamond" }
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local material_divisors = { 2, 12, 4, 6, 8 }
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local basegroups = { "pickaxey", "axey", "shovely" }
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local minigroups = { "handy", "shearsy", "swordy" }
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for nname, ndef in pairs(minetest.registered_nodes) do
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local groups_changed = false
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local newgroups = table.copy(ndef.groups)
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if (nname ~= "ignore") then
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-- Automatically assign the “solid” group for solid nodes
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if (ndef.walkable == nil or ndef.walkable == true)
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and (ndef.collision_box == nil or ndef.collision_box.type == "regular")
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and (ndef.node_box == nil or ndef.node_box.type == "regular")
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and (ndef.groups.falling_node == 0 or ndef.groups.falling_node == nil)
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and (ndef.groups.not_solid == 0 or ndef.groups.not_solid == nil) then
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newgroups.solid = 1
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groups_changed = true
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end
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-- Hack in digging times
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local hardness = ndef._mcl_hardness
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if not hardness then
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hardness = 0
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end
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-- Handle pickaxey, axey and shovely, and also handy indirectly
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for _, basegroup in pairs(basegroups) do
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if (hardness ~= -1 and ndef.groups[basegroup]) then
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for g=1,#materials do
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local diggroup = basegroup.."_dig_"..materials[g]
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local time, validity_factor
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if g >= ndef.groups[basegroup] then
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-- Valid tool
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validity_factor = 1.5
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else
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-- Wrong tool (higher digging time)
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validity_factor = 5
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end
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time = (hardness * validity_factor) / material_divisors[g]
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if time <= 0.05 then
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time = 1
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else
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time = math.ceil(time * 20)
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end
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newgroups[diggroup] = time
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groups_changed = true
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end
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if not ndef.groups.handy then
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local time = hardness * 5
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if time <= 0.05 then
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time = 1
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else
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time = math.ceil(time * 20)
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end
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newgroups.handy_dig = time
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end
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end
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end
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if groups_changed then
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minetest.override_item(nname, {
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groups = newgroups
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})
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end
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end
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end
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end
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overwrite()
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