+ if pos2 ~= nil then\r
+ --add marker\r
+ worldedit.marker2[name] = minetest.add_entity(pos2, "worldedit:pos2")\r
+ if worldedit.marker2[name] ~= nil then\r
+ worldedit.marker2[name]:get_luaentity().player_name = name\r
+ end\r
+ end\r
+ worldedit.mark_region(name)\r
+end\r
+\r
+worldedit.mark_region = function(name)\r
+ local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]\r
+\r
+ if worldedit.marker_region[name] ~= nil then --marker already exists\r
+ --wip: make the area stay loaded somehow\r
+ for _, entity in ipairs(worldedit.marker_region[name]) do\r
+ entity:remove()\r
+ end\r
+ worldedit.marker_region[name] = nil\r
+ end\r
+\r
+ if pos1 ~= nil and pos2 ~= nil then\r
+ local pos1, pos2 = worldedit.sort_pos(pos1, pos2)\r
+\r
+ local vec = vector.subtract(pos2, pos1)\r
+ local maxside = math.max(vec.x, math.max(vec.y, vec.z))\r
+ local limit = tonumber(minetest.settings:get("active_object_send_range_blocks")) * 16\r
+ if maxside > limit * 1.5 then\r
+ -- The client likely won't be able to see the plane markers as intended anyway,\r
+ -- thus don't place them and also don't load the area into memory\r
+ return\r
+ end\r
+\r
+ local thickness = 0.2\r
+ local sizex, sizey, sizez = (1 + pos2.x - pos1.x) / 2, (1 + pos2.y - pos1.y) / 2, (1 + pos2.z - pos1.z) / 2\r
+\r
+ --make area stay loaded\r
+ local manip = minetest.get_voxel_manip()\r
+ manip:read_from_map(pos1, pos2)\r
+\r
+ local markers = {}\r
+\r
+ --XY plane markers\r
+ for _, z in ipairs({pos1.z - 0.5, pos2.z + 0.5}) do\r
+ local marker = minetest.add_entity({x=pos1.x + sizex - 0.5, y=pos1.y + sizey - 0.5, z=z}, "worldedit:region_cube")\r
+ if marker ~= nil then\r
+ marker:set_properties({\r
+ visual_size={x=sizex * 2, y=sizey * 2},\r
+ collisionbox = {-sizex, -sizey, -thickness, sizex, sizey, thickness},\r
+ })\r
+ marker:get_luaentity().player_name = name\r
+ table.insert(markers, marker)\r
+ end\r
+ end\r
+\r
+ --YZ plane markers\r
+ for _, x in ipairs({pos1.x - 0.5, pos2.x + 0.5}) do\r
+ local marker = minetest.add_entity({x=x, y=pos1.y + sizey - 0.5, z=pos1.z + sizez - 0.5}, "worldedit:region_cube")\r
+ if marker ~= nil then\r
+ marker:set_properties({\r
+ visual_size={x=sizez * 2, y=sizey * 2},\r
+ collisionbox = {-thickness, -sizey, -sizez, thickness, sizey, sizez},\r
+ })\r
+ marker:set_yaw(math.pi / 2)\r
+ marker:get_luaentity().player_name = name\r
+ table.insert(markers, marker)\r
+ end\r
+ end\r
+\r
+ worldedit.marker_region[name] = markers\r