mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-11-05 06:53:52 +01:00
68 lines
2.4 KiB
Lua
68 lines
2.4 KiB
Lua
local wea = worldeditadditions
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local wea_c = worldeditadditions_core
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local Vector3 = wea_c.Vector3
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-- ███ ██ ██████ ██ ███████ ███████ ██████ ██████
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-- ████ ██ ██ ██ ██ ██ ██ ██ ██ ██
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-- ██ ██ ██ ██ ██ ██ ███████ █████ █████ ██ ██
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-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
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-- ██ ████ ██████ ██ ███████ ███████ ███████ ██████
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--- Applies a layer of 2d noise over the terrain in the defined region.
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-- @param pos1 Vector pos1 of the defined region
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-- @param pos2 Vector pos2 of the defined region
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-- @param noise_params table A noise parameters table.
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-- @returns bool,table 1. Whether the operation was successful or not.
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-- 2. A table of statistics from the operation. See `worldeditadditions.noise.apply_2d` for the format of this table.
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function wea.noise.run2d(pos1, pos2, noise_params)
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pos1, pos2 = Vector3.sort(pos1, pos2)
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-- pos2 will always have the highest co-ordinates now
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-- Fill in the default params
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-- print("DEBUG noise_params_custom ", wea_c.format.map(noise_params))
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noise_params = wea.noise.params_apply_default(noise_params)
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-- print("DEBUG noise_params[1] ", wea_c.format.map(noise_params[1]))
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-- Fetch the nodes in the specified area
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local manip, area = worldedit.manip_helpers.init(pos1, pos2)
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local data = manip:get_data()
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local heightmap_old, heightmap_size = wea_c.terrain.make_heightmap(
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pos1, pos2,
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manip, area,
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data
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)
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local heightmap_new = wea_c.table.shallowcopy(heightmap_old)
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local success, noisemap = wea.noise.make_2d(
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heightmap_size,
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pos1,
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noise_params)
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if not success then return success, noisemap end
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local message
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success, message = wea.noise.apply_2d(
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heightmap_new,
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noisemap,
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heightmap_size,
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pos1, pos2,
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noise_params[1].apply
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)
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if not success then return success, message end
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local stats
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success, stats = wea_c.terrain.apply_heightmap_changes(
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pos1, pos2,
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area, data,
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heightmap_old, heightmap_new,
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heightmap_size
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)
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if not success then return success, stats end
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-- Save the modified nodes back to disk & return
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worldedit.manip_helpers.finish(manip, data)
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return true, stats
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end
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