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50 lines
1.4 KiB
Lua
50 lines
1.4 KiB
Lua
--Mining or breaking a rock paints the tiles underneath
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local event = require 'utils.event'
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local valid_entities = {
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["rock-big"] = true,
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["rock-huge"] = true,
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["sand-rock-big"] = true
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}
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local replacement_tiles = {
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["nuclear-ground"] = "dirt-7",
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["dirt-7"] = "dirt-6",
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["dirt-6"] = "dirt-5",
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["dirt-5"] = "dirt-4",
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["dirt-4"] = "dirt-3",
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["dirt-3"] = "dirt-2"
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}
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local coords = {
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{x = 0, y = 0},{x = -1, y = -1},{x = 1, y = -1},
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{x = 0, y = -1},{x = -1, y = 0},{x = -1, y = 1},
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{x = 0, y = 1},{x = 1, y = 1},{x = 1, y = 0},
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{x = 2, y = 0},{x = -2, y = 0},{x = 0, y = 2},{x = 0, y = -2}
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}
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local function on_pre_player_mined_item(event)
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local entity = event.entity
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if not valid_entities[entity.name] then return end
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local tiles = {}
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for _, p in pairs(coords) do
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local pos = {x = entity.position.x + p.x, y = entity.position.y + p.y}
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local tile = entity.surface.get_tile(pos)
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if not tile.collides_with("player-layer") then
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if replacement_tiles[tile.name] and math.random(1,2) == 1 then
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table.insert(tiles, {name = replacement_tiles[tile.name], position = pos})
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end
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end
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end
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if #tiles == 0 then return end
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entity.surface.set_tiles(tiles, true)
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end
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local function on_entity_died(event)
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if not event.entity.valid then return end
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on_pre_player_mined_item(event)
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end
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event.add(defines.events.on_entity_died, on_entity_died)
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event.add(defines.events.on_pre_player_mined_item, on_pre_player_mined_item) |