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