worldedit_commands/mark.lua

   1 worldedit.marker1 = {}\r
   2 worldedit.marker2 = {}\r
   3 worldedit.marker_region = {}\r
   4 \r
   5 local init_sentinel = "new" .. tostring(math.random(99999))\r
   6 \r
   7 --marks worldedit region position 1\r
   8 worldedit.mark_pos1 = function(name, region_too)\r
   9         local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]\r
  10 \r
  11         if worldedit.marker1[name] ~= nil then --marker already exists\r
  12                 worldedit.marker1[name]:remove() --remove marker\r
  13                 worldedit.marker1[name] = nil\r
  14         end\r
  15         if pos1 ~= nil then\r
  16                 --make area stay loaded\r
  17                 local manip = minetest.get_voxel_manip()\r
  18                 manip:read_from_map(pos1, pos1)\r
  19 \r
  20                 --add marker\r
  21                 worldedit.marker1[name] = minetest.add_entity(pos1, "worldedit:pos1", init_sentinel)\r
  22                 if worldedit.marker1[name] ~= nil then\r
  23                         worldedit.marker1[name]:get_luaentity().player_name = name\r
  24                 end\r
  25         end\r
  26         if region_too == nil or region_too then\r
  27                 worldedit.mark_region(name)\r
  28         end\r
  29 end\r
  30 \r
  31 --marks worldedit region position 2\r
  32 worldedit.mark_pos2 = function(name, region_too)\r
  33         local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]\r
  34 \r
  35         if worldedit.marker2[name] ~= nil then --marker already exists\r
  36                 worldedit.marker2[name]:remove() --remove marker\r
  37                 worldedit.marker2[name] = nil\r
  38         end\r
  39         if pos2 ~= nil then\r
  40                 --make area stay loaded\r
  41                 local manip = minetest.get_voxel_manip()\r
  42                 manip:read_from_map(pos2, pos2)\r
  43 \r
  44                 --add marker\r
  45                 worldedit.marker2[name] = minetest.add_entity(pos2, "worldedit:pos2", init_sentinel)\r
  46                 if worldedit.marker2[name] ~= nil then\r
  47                         worldedit.marker2[name]:get_luaentity().player_name = name\r
  48                 end\r
  49         end\r
  50         if region_too == nil or region_too then\r
  51                 worldedit.mark_region(name)\r
  52         end\r
  53 end\r
  54 \r
  55 worldedit.mark_region = function(name)\r
  56         local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]\r
  57 \r
  58         if worldedit.marker_region[name] ~= nil then --marker already exists\r
  59                 for _, entity in ipairs(worldedit.marker_region[name]) do\r
  60                         entity:remove()\r
  61                 end\r
  62                 worldedit.marker_region[name] = nil\r
  63         end\r
  64 \r
  65         if pos1 ~= nil and pos2 ~= nil then\r
  66                 local pos1, pos2 = worldedit.sort_pos(pos1, pos2)\r
  67 \r
  68                 local vec = vector.subtract(pos2, pos1)\r
  69                 local maxside = math.max(vec.x, math.max(vec.y, vec.z))\r
  70                 local limit = tonumber(minetest.settings:get("active_object_send_range_blocks")) * 16\r
  71                 if maxside > limit * 1.5 then\r
  72                         -- The client likely won't be able to see the plane markers as intended anyway,\r
  73                         -- thus don't place them and also don't load the area into memory\r
  74                         return\r
  75                 end\r
  76 \r
  77                 local thickness = 0.2\r
  78                 local sizex, sizey, sizez = (1 + pos2.x - pos1.x) / 2, (1 + pos2.y - pos1.y) / 2, (1 + pos2.z - pos1.z) / 2\r
  79 \r
  80                 --make area stay loaded\r
  81                 local manip = minetest.get_voxel_manip()\r
  82                 manip:read_from_map(pos1, pos2)\r
  83 \r
  84                 local markers = {}\r
  85 \r
  86                 --XY plane markers\r
  87                 for _, z in ipairs({pos1.z - 0.5, pos2.z + 0.5}) do\r
  88                         local entpos = {x=pos1.x + sizex - 0.5, y=pos1.y + sizey - 0.5, z=z}\r
  89                         local marker = minetest.add_entity(entpos, "worldedit:region_cube", init_sentinel)\r
  90                         if marker ~= nil then\r
  91                                 marker:set_properties({\r
  92                                         visual_size={x=sizex * 2, y=sizey * 2},\r
  93                                         collisionbox = {-sizex, -sizey, -thickness, sizex, sizey, thickness},\r
  94                                 })\r
  95                                 marker:get_luaentity().player_name = name\r
  96                                 table.insert(markers, marker)\r
  97                         end\r
  98                 end\r
  99 \r
 100                 --YZ plane markers\r
 101                 for _, x in ipairs({pos1.x - 0.5, pos2.x + 0.5}) do\r
 102                         local entpos = {x=x, y=pos1.y + sizey - 0.5, z=pos1.z + sizez - 0.5}\r
 103                         local marker = minetest.add_entity(entpos, "worldedit:region_cube", init_sentinel)\r
 104                         if marker ~= nil then\r
 105                                 marker:set_properties({\r
 106                                         visual_size={x=sizez * 2, y=sizey * 2},\r
 107                                         collisionbox = {-thickness, -sizey, -sizez, thickness, sizey, sizez},\r
 108                                 })\r
 109                                 marker:set_yaw(math.pi / 2)\r
 110                                 marker:get_luaentity().player_name = name\r
 111                                 table.insert(markers, marker)\r
 112                         end\r
 113                 end\r
 114 \r
 115                 worldedit.marker_region[name] = markers\r
 116         end\r
 117 end\r
 118 \r
 119 --convenience function that calls everything\r
 120 worldedit.marker_update = function(name)\r
 121         worldedit.mark_pos1(name, false)\r
 122         worldedit.mark_pos2(name, false)\r
 123         worldedit.mark_region(name)\r
 124 end\r
 125 \r
 126 minetest.register_entity(":worldedit:pos1", {\r
 127         initial_properties = {\r
 128                 visual = "cube",\r
 129                 visual_size = {x=1.1, y=1.1},\r
 130                 textures = {"worldedit_pos1.png", "worldedit_pos1.png",\r
 131                         "worldedit_pos1.png", "worldedit_pos1.png",\r
 132                         "worldedit_pos1.png", "worldedit_pos1.png"},\r
 133                 collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},\r
 134                 physical = false,\r
 135                 static_save = false,\r
 136         },\r
 137         on_activate = function(self, staticdata, dtime_s)\r
 138                 if staticdata ~= init_sentinel then\r
 139                         -- we were loaded from before static_save = false was added\r
 140                         self.object:remove()\r
 141                 end\r
 142         end,\r
 143         on_punch = function(self, hitter)\r
 144                 self.object:remove()\r
 145                 worldedit.marker1[self.player_name] = nil\r
 146         end,\r
 147         on_blast = function(self, damage)\r
 148                 return false, false, {} -- don't damage or knockback\r
 149         end,\r
 150 })\r
 151 \r
 152 minetest.register_entity(":worldedit:pos2", {\r
 153         initial_properties = {\r
 154                 visual = "cube",\r
 155                 visual_size = {x=1.1, y=1.1},\r
 156                 textures = {"worldedit_pos2.png", "worldedit_pos2.png",\r
 157                         "worldedit_pos2.png", "worldedit_pos2.png",\r
 158                         "worldedit_pos2.png", "worldedit_pos2.png"},\r
 159                 collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},\r
 160                 physical = false,\r
 161                 static_save = false,\r
 162         },\r
 163         on_activate = function(self, staticdata, dtime_s)\r
 164                 if staticdata ~= init_sentinel then\r
 165                         -- we were loaded from before static_save = false was added\r
 166                         self.object:remove()\r
 167                 end\r
 168         end,\r
 169         on_punch = function(self, hitter)\r
 170                 self.object:remove()\r
 171                 worldedit.marker2[self.player_name] = nil\r
 172         end,\r
 173         on_blast = function(self, damage)\r
 174                 return false, false, {} -- don't damage or knockback\r
 175         end,\r
 176 })\r
 177 \r
 178 minetest.register_entity(":worldedit:region_cube", {\r
 179         initial_properties = {\r
 180                 visual = "upright_sprite",\r
 181                 textures = {"worldedit_cube.png"},\r
 182                 visual_size = {x=10, y=10},\r
 183                 physical = false,\r
 184                 static_save = false,\r
 185         },\r
 186         on_activate = function(self, staticdata, dtime_s)\r
 187                 if staticdata ~= init_sentinel then\r
 188                         -- we were loaded from before static_save = false was added\r
 189                         self.object:remove()\r
 190                 end\r
 191         end,\r
 192         on_punch = function(self, hitter)\r
 193                 local markers = worldedit.marker_region[self.player_name]\r
 194                 if not markers then\r
 195                         return\r
 196                 end\r
 197                 for _, entity in ipairs(markers) do\r
 198                         entity:remove()\r
 199                 end\r
 200                 worldedit.marker_region[self.player_name] = nil\r
 201         end,\r
 202         on_blast = function(self, damage)\r
 203                 return false, false, {} -- don't damage or knockback\r
 204         end,\r
 205 })\r
 206 \r