Minetest-WorldEditAdditions/worldeditadditions/lib/sculpt/make_brush.lua

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local wea = worldeditadditions
--- Makes a sculpting brush that is as close to a target size as possible.
-- @param brush_name string The name of the brush to create.
-- @param target_size Vector3 The target size of the brush to create.
-- @returns true,table,Vector3|false,string If the operation was successful, true followed by the brush in a 1D ZERO-indexed table followed by the actual size of the brush as a Vector3 (x & y components used only). If the operation was not successful, false and an error message string is returned instead.
local function make_brush(brush_name, target_size)
if brush_name == "default" then brush_name = "circle_soft1" end
if not wea.sculpt.brushes[brush_name] then return false, "Error: That brush does not exist. Try using //sculptbrushes to list all available sculpting brushes." end
local brush_def = wea.sculpt.brushes[brush_name]
local success, brush, size_actual
if type(brush_def) == "function" then
success, brush, size_actual = brush_def(target_size)
if not success then return success, brush end
else
brush = brush_def.brush
size_actual = brush_def.size
end
return true, brush, size_actual
end
return make_brush