worldedit_commands/cuboid.lua

   1 minetest.register_chatcommand("/outset", {
   2         params = "[h|v] <amount>",
   3         description = "outset the selection",
   4         privs = {worldedit=true},
   5         func = function(name, param)
   6                 local find, _, dir, amount = param:find("(%a*)%s*([+-]?%d+)")
   7
   8                 if find == nil then
   9                         return false, "invalid usage: " .. param
  10                 end
  11
  12                 local pos1 = worldedit.pos1[name]
  13                 local pos2 = worldedit.pos2[name]
  14
  15                 if pos1 == nil or pos2 == nil then
  16                         return false,
  17                                 "Undefined region. Region must be defined beforehand."
  18                 end
  19
  20                 local hv_test = dir:find("[^hv]+")
  21
  22                 if hv_test ~= nil then
  23                         return false, "Invalid direction."
  24                 end
  25
  26                 if dir == "" or dir == "hv" or dir == "vh" then
  27                         assert(worldedit.cuboid_volumetric_expand(name, amount))
  28                 elseif dir == "h" then
  29                         assert(worldedit.cuboid_linear_expand(name, 'x', 1, amount))
  30                         assert(worldedit.cuboid_linear_expand(name, 'x', -1, amount))
  31                         assert(worldedit.cuboid_linear_expand(name, 'z', 1, amount))
  32                         assert(worldedit.cuboid_linear_expand(name, 'z', -1, amount))
  33                 elseif dir == "v" then
  34                         assert(worldedit.cuboid_linear_expand(name, 'y', 1, amount))
  35                         assert(worldedit.cuboid_linear_expand(name, 'y', -1, amount))
  36                 else
  37                         return false, "Invalid number of arguments"
  38                 end
  39
  40                 worldedit.marker_update(name)
  41                 return true, "Region outset by " .. amount .. " blocks"
  42       end,
  43   }
  44 )
  45
  46
  47 minetest.register_chatcommand("/inset", {
  48         params = "[h|v] <amount>",
  49         description = "inset the selection",
  50         privs = {worldedit=true},
  51         func = function(name, param)
  52                 local find, _, dir, amount = param:find("(%a*)%s*([+-]?%d+)")
  53
  54                 if find == nil then
  55                         return false, "invalid usage: " .. param
  56                 end
  57
  58                 local pos1 = worldedit.pos1[name]
  59                 local pos2 = worldedit.pos2[name]
  60
  61                 if pos1 == nil or pos2 == nil then
  62                         return false,
  63                                 "Undefined region. Region must be defined beforehand."
  64                 end
  65
  66                 local hv_test = dir:find("[^hv]+")
  67
  68                 if hv_test ~= nil then
  69                         return false, "Invalid direction."
  70                 end
  71
  72                 if dir == "" or dir == "vh" or dir == "hv" then
  73                         assert(worldedit.cuboid_volumetric_expand(name, -amount))
  74                 elseif dir == "h" then
  75                         assert(worldedit.cuboid_linear_expand(name, 'x', 1, -amount))
  76                         assert(worldedit.cuboid_linear_expand(name, 'x', -1, -amount))
  77                         assert(worldedit.cuboid_linear_expand(name, 'z', 1, -amount))
  78                         assert(worldedit.cuboid_linear_expand(name, 'z', -1, -amount))
  79                 elseif dir == "v" then
  80                         assert(worldedit.cuboid_linear_expand(name, 'y', 1, -amount))
  81                         assert(worldedit.cuboid_linear_expand(name, 'y', -1, -amount))
  82                 else
  83                         return false, "Invalid number of arguments"
  84                 end
  85
  86                 worldedit.marker_update(name)
  87                 return true, "Region inset by " .. amount .. " blocks"
  88       end,
  89   }
  90 )
  91
  92
  93 minetest.register_chatcommand("/shift", {
  94         params = "[x|y|z|?|up|down|left|right|front|back] [+|-]<amount>",
  95         description = "Moves the selection region. Does not move contents.",
  96         privs = {worldedit=true},
  97         func = function(name, param)
  98                 local pos1 = worldedit.pos1[name]
  99                 local pos2 = worldedit.pos2[name]
 100                 local find, _, direction, amount = param:find("([%?%l]+)%s*([+-]?%d+)")
 101
 102                 if find == nil then
 103                         worldedit.player_notify(name, "invalid usage: " .. param)
 104                         return
 105                 end
 106
 107                 if pos1 == nil or pos2 == nil then
 108                         worldedit.player_notify(name,
 109                                 "Undefined region. Region must be defined beforehand.")
 110                         return
 111                 end
 112
 113                 local axis, dir
 114                 if direction == "x" or direction == "y" or direction == "z" then
 115                         axis, dir = direction, 1
 116                 elseif direction == "?" then
 117                         axis, dir = worldedit.player_axis(name)
 118                 else
 119                         axis, dir = worldedit.translate_direction(name, direction)
 120                 end
 121
 122                 if axis == nil or dir == nil then
 123                         return false, "Invalid if looking straight up or down"
 124                 end
 125
 126                 assert(worldedit.cuboid_shift(name, axis, amount * dir))
 127                 worldedit.marker_update(name)
 128
 129                 return true, "Region shifted by " .. amount .. " nodes"
 130       end,
 131   }
 132 )
 133
 134
 135 minetest.register_chatcommand("/expand", {
 136         params = "[+|-]<x|y|z|?|up|down|left|right|front|back> <amount> [reverse-amount]",
 137         description = "expand the selection in one or two directions at once",
 138         privs = {worldedit=true},
 139         func = function(name, param)
 140         local find, _, sign, direction, amount,
 141                         rev_amount = param:find("([+-]?)([%?%l]+)%s*(%d+)%s*(%d*)")
 142
 143         if find == nil then
 144                 worldedit.player_notify(name, "invalid use: " .. param)
 145                 return
 146         end
 147
 148         if worldedit.pos1[name] == nil or worldedit.pos2[name] == nil then
 149                 worldedit.player_notify(name,
 150                 "Undefined region. Region must be defined beforehand.")
 151                 return
 152         end
 153
 154         local absolute = direction:find("[xyz?]")
 155         local dir, axis
 156
 157         if rev_amount == "" then
 158                 rev_amount = 0
 159         end
 160
 161         if absolute == nil then
 162                 axis, dir = worldedit.translate_direction(name, direction)
 163
 164                 if axis == nil or dir == nil then
 165                         return false, "Invalid if looking straight up or down"
 166                 end
 167         else
 168                 if direction == "?" then
 169                         axis, dir = worldedit.player_axis(name)
 170                 else
 171                         axis = direction
 172                         dir = 1
 173                 end
 174         end
 175
 176         if sign == "-" then
 177                 dir = -dir
 178         end
 179
 180         worldedit.cuboid_linear_expand(name, axis, dir, amount)
 181         worldedit.cuboid_linear_expand(name, axis, -dir, rev_amount)
 182         worldedit.marker_update(name)
 183         return true, "Region expanded by " .. (amount + rev_amount) .. " nodes"
 184       end,
 185   }
 186 )
 187
 188
 189 minetest.register_chatcommand("/contract", {
 190         params = "[+|-]<x|y|z|?|up|down|left|right|front|back> <amount> [reverse-amount]",
 191         description = "contract the selection in one or two directions at once",
 192         privs = {worldedit=true},
 193         func = function(name, param)
 194         local find, _, sign, direction, amount,
 195                         rev_amount = param:find("([+-]?)([%?%l]+)%s*(%d+)%s*(%d*)")
 196
 197         if find == nil then
 198                 worldedit.player_notify(name, "invalid use: " .. param)
 199                 return
 200         end
 201
 202         if worldedit.pos1[name] == nil or worldedit.pos2[name] == nil then
 203                 worldedit.player_notify(name,
 204                 "Undefined region. Region must be defined beforehand.")
 205                 return
 206         end
 207
 208         local absolute = direction:find("[xyz?]")
 209         local dir, axis
 210
 211         if rev_amount == "" then
 212                 rev_amount = 0
 213         end
 214
 215         if absolute == nil then
 216                 axis, dir = worldedit.translate_direction(name, direction)
 217
 218                 if axis == nil or dir == nil then
 219                         return false, "Invalid if looking straight up or down"
 220                 end
 221         else
 222                 if direction == "?" then
 223                         axis, dir = worldedit.player_axis(name)
 224                 else
 225                         axis = direction
 226                         dir = 1
 227                 end
 228         end
 229
 230         if sign == "-" then
 231                 dir = -dir
 232         end
 233
 234         worldedit.cuboid_linear_expand(name, axis, dir, -amount)
 235         worldedit.cuboid_linear_expand(name, axis, -dir, -rev_amount)
 236         worldedit.marker_update(name)
 237         return true, "Region contracted by " .. (amount + rev_amount) .. " nodes"
 238       end,
 239   }
 240 )