worldedit_commands/mark.lua

   1 worldedit.marker1 = {}\r
   2 worldedit.marker2 = {}\r
   3 worldedit.marker_region = {}\r
   4 \r
   5 --marks worldedit region position 1\r
   6 worldedit.mark_pos1 = function(name)\r
   7         local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]\r
   8 \r
   9         if pos1 ~= nil then\r
  10                 --make area stay loaded\r
  11                 local manip = minetest.get_voxel_manip()\r
  12                 manip:read_from_map(pos1, pos1)\r
  13         end\r
  14         if worldedit.marker1[name] ~= nil then --marker already exists\r
  15                 worldedit.marker1[name]:remove() --remove marker\r
  16                 worldedit.marker1[name] = nil\r
  17         end\r
  18         if pos1 ~= nil then\r
  19                 --add marker\r
  20                 worldedit.marker1[name] = minetest.add_entity(pos1, "worldedit:pos1")\r
  21                 if worldedit.marker1[name] ~= nil then\r
  22                         worldedit.marker1[name]:get_luaentity().player_name = name\r
  23                 end\r
  24         end\r
  25         worldedit.mark_region(name)\r
  26 end\r
  27 \r
  28 --marks worldedit region position 2\r
  29 worldedit.mark_pos2 = function(name)\r
  30         local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]\r
  31 \r
  32         if pos2 ~= nil then\r
  33                 --make area stay loaded\r
  34                 local manip = minetest.get_voxel_manip()\r
  35                 manip:read_from_map(pos2, pos2)\r
  36         end\r
  37         if worldedit.marker2[name] ~= nil then --marker already exists\r
  38                 worldedit.marker2[name]:remove() --remove marker\r
  39                 worldedit.marker2[name] = nil\r
  40         end\r
  41         if pos2 ~= nil then\r
  42                 --add marker\r
  43                 worldedit.marker2[name] = minetest.add_entity(pos2, "worldedit:pos2")\r
  44                 if worldedit.marker2[name] ~= nil then\r
  45                         worldedit.marker2[name]:get_luaentity().player_name = name\r
  46                 end\r
  47         end\r
  48         worldedit.mark_region(name)\r
  49 end\r
  50 \r
  51 worldedit.mark_region = function(name)\r
  52         local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]\r
  53 \r
  54         if worldedit.marker_region[name] ~= nil then --marker already exists\r
  55                 --wip: make the area stay loaded somehow\r
  56                 for _, entity in ipairs(worldedit.marker_region[name]) do\r
  57                         entity:remove()\r
  58                 end\r
  59                 worldedit.marker_region[name] = nil\r
  60         end\r
  61 \r
  62         if pos1 ~= nil and pos2 ~= nil then\r
  63                 local pos1, pos2 = worldedit.sort_pos(pos1, pos2)\r
  64 \r
  65                 local vec = vector.subtract(pos2, pos1)\r
  66                 local maxside = math.max(vec.x, math.max(vec.y, vec.z))\r
  67                 local limit = tonumber(minetest.settings:get("active_object_send_range_blocks")) * 16\r
  68                 if maxside > limit * 1.5 then\r
  69                         -- The client likely won't be able to see the plane markers as intended anyway,\r
  70                         -- thus don't place them and also don't load the area into memory\r
  71                         return\r
  72                 end\r
  73 \r
  74                 local thickness = 0.2\r
  75                 local sizex, sizey, sizez = (1 + pos2.x - pos1.x) / 2, (1 + pos2.y - pos1.y) / 2, (1 + pos2.z - pos1.z) / 2\r
  76 \r
  77                 --make area stay loaded\r
  78                 local manip = minetest.get_voxel_manip()\r
  79                 manip:read_from_map(pos1, pos2)\r
  80 \r
  81                 local markers = {}\r
  82 \r
  83                 --XY plane markers\r
  84                 for _, z in ipairs({pos1.z - 0.5, pos2.z + 0.5}) do\r
  85                         local marker = minetest.add_entity({x=pos1.x + sizex - 0.5, y=pos1.y + sizey - 0.5, z=z}, "worldedit:region_cube")\r
  86                         if marker ~= nil then\r
  87                                 marker:set_properties({\r
  88                                         visual_size={x=sizex * 2, y=sizey * 2},\r
  89                                         collisionbox = {-sizex, -sizey, -thickness, sizex, sizey, thickness},\r
  90                                 })\r
  91                                 marker:get_luaentity().player_name = name\r
  92                                 table.insert(markers, marker)\r
  93                         end\r
  94                 end\r
  95 \r
  96                 --YZ plane markers\r
  97                 for _, x in ipairs({pos1.x - 0.5, pos2.x + 0.5}) do\r
  98                         local marker = minetest.add_entity({x=x, y=pos1.y + sizey - 0.5, z=pos1.z + sizez - 0.5}, "worldedit:region_cube")\r
  99                         if marker ~= nil then\r
 100                                 marker:set_properties({\r
 101                                         visual_size={x=sizez * 2, y=sizey * 2},\r
 102                                         collisionbox = {-thickness, -sizey, -sizez, thickness, sizey, sizez},\r
 103                                 })\r
 104                                 marker:set_yaw(math.pi / 2)\r
 105                                 marker:get_luaentity().player_name = name\r
 106                                 table.insert(markers, marker)\r
 107                         end\r
 108                 end\r
 109 \r
 110                 worldedit.marker_region[name] = markers\r
 111         end\r
 112 end\r
 113 \r
 114 minetest.register_entity(":worldedit:pos1", {\r
 115         initial_properties = {\r
 116                 visual = "cube",\r
 117                 visual_size = {x=1.1, y=1.1},\r
 118                 textures = {"worldedit_pos1.png", "worldedit_pos1.png",\r
 119                         "worldedit_pos1.png", "worldedit_pos1.png",\r
 120                         "worldedit_pos1.png", "worldedit_pos1.png"},\r
 121                 collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},\r
 122                 physical = false,\r
 123         },\r
 124         on_step = function(self, dtime)\r
 125                 if worldedit.marker1[self.player_name] == nil then\r
 126                         self.object:remove()\r
 127                 end\r
 128         end,\r
 129         on_punch = function(self, hitter)\r
 130                 self.object:remove()\r
 131                 worldedit.marker1[self.player_name] = nil\r
 132         end,\r
 133         on_blast = function(self, damage)\r
 134                 return false, false, {} -- don't damage or knockback\r
 135         end,\r
 136 })\r
 137 \r
 138 minetest.register_entity(":worldedit:pos2", {\r
 139         initial_properties = {\r
 140                 visual = "cube",\r
 141                 visual_size = {x=1.1, y=1.1},\r
 142                 textures = {"worldedit_pos2.png", "worldedit_pos2.png",\r
 143                         "worldedit_pos2.png", "worldedit_pos2.png",\r
 144                         "worldedit_pos2.png", "worldedit_pos2.png"},\r
 145                 collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},\r
 146                 physical = false,\r
 147         },\r
 148         on_step = function(self, dtime)\r
 149                 if worldedit.marker2[self.player_name] == nil then\r
 150                         self.object:remove()\r
 151                 end\r
 152         end,\r
 153         on_punch = function(self, hitter)\r
 154                 self.object:remove()\r
 155                 worldedit.marker2[self.player_name] = nil\r
 156         end,\r
 157         on_blast = function(self, damage)\r
 158                 return false, false, {} -- don't damage or knockback\r
 159         end,\r
 160 })\r
 161 \r
 162 minetest.register_entity(":worldedit:region_cube", {\r
 163         initial_properties = {\r
 164                 visual = "upright_sprite",\r
 165                 textures = {"worldedit_cube.png"},\r
 166                 visual_size = {x=10, y=10},\r
 167                 physical = false,\r
 168         },\r
 169         on_step = function(self, dtime)\r
 170                 if worldedit.marker_region[self.player_name] == nil then\r
 171                         self.object:remove()\r
 172                         return\r
 173                 end\r
 174         end,\r
 175         on_punch = function(self, hitter)\r
 176                 local markers = worldedit.marker_region[self.player_name]\r
 177                 if not markers then\r
 178                         return\r
 179                 end\r
 180                 for _, entity in ipairs(markers) do\r
 181                         entity:remove()\r
 182                 end\r
 183                 worldedit.marker_region[self.player_name] = nil\r
 184         end,\r
 185         on_blast = function(self, damage)\r
 186                 return false, false, {} -- don't damage or knockback\r
 187         end,\r
 188 })\r
 189 \r