2020-08-18 01:11:37 +00:00
worldeditadditions.erode = { }
dofile ( worldeditadditions.modpath .. " /lib/erode/snowballs.lua " )
2020-08-21 12:27:40 +00:00
function worldeditadditions . erode . run ( pos1 , pos2 , algorithm , params )
pos1 , pos2 = worldedit.sort_pos ( pos1 , pos2 )
local manip , area = worldedit.manip_helpers . init ( pos1 , pos2 )
local data = manip : get_data ( )
local heightmap_size = { }
heightmap_size [ 0 ] = ( pos2.z - pos1.z ) + 1
heightmap_size [ 1 ] = ( pos2.x - pos1.x ) + 1
local heightmap = worldeditadditions.make_heightmap ( pos1 , pos2 , manip , area , data )
local heightmap_eroded = worldeditadditions.shallowcopy ( heightmap )
print ( " [erode.run] algorithm: " .. algorithm .. " , params: " ) ;
print ( worldeditadditions.map_stringify ( params ) )
worldeditadditions.print_2d ( heightmap , heightmap_size [ 1 ] )
if algorithm == " snowballs " then
local success , msg = worldeditadditions.erode . snowballs ( heightmap_eroded , heightmap_size , params )
if not success then return success , msg end
else
return false , " Error: Unknown algorithm ' " .. algorithm .. " '. Currently implemented algorithms: snowballs (2d; hydraulic-like). Ideas for algorithms to implement are welcome! "
end
local success , msg = worldeditadditions.apply_heightmap_changes (
pos1 , pos2 , area , data ,
heightmap , heightmap_eroded , heightmap_size
)
if not success then return success , msg end
worldedit.manip_helpers . finish ( manip , data )
return true , stats
end