207 lines
6.3 KiB
Lua
207 lines
6.3 KiB
Lua
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worldedit.marker1 = {}
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worldedit.marker2 = {}
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worldedit.marker_region = {}
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local init_sentinel = "new" .. tostring(math.random(99999))
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--marks worldedit region position 1
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worldedit.mark_pos1 = function(name, region_too)
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local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
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if worldedit.marker1[name] ~= nil then --marker already exists
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worldedit.marker1[name]:remove() --remove marker
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worldedit.marker1[name] = nil
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end
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if pos1 ~= nil then
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--make area stay loaded
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local manip = minetest.get_voxel_manip()
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manip:read_from_map(pos1, pos1)
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--add marker
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worldedit.marker1[name] = minetest.add_entity(pos1, "worldedit:pos1", init_sentinel)
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if worldedit.marker1[name] ~= nil then
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worldedit.marker1[name]:get_luaentity().player_name = name
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end
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end
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if region_too == nil or region_too then
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worldedit.mark_region(name)
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end
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end
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--marks worldedit region position 2
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worldedit.mark_pos2 = function(name, region_too)
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local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
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if worldedit.marker2[name] ~= nil then --marker already exists
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worldedit.marker2[name]:remove() --remove marker
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worldedit.marker2[name] = nil
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end
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if pos2 ~= nil then
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--make area stay loaded
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local manip = minetest.get_voxel_manip()
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manip:read_from_map(pos2, pos2)
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--add marker
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worldedit.marker2[name] = minetest.add_entity(pos2, "worldedit:pos2", init_sentinel)
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if worldedit.marker2[name] ~= nil then
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worldedit.marker2[name]:get_luaentity().player_name = name
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end
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end
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if region_too == nil or region_too then
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worldedit.mark_region(name)
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end
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end
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worldedit.mark_region = function(name)
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local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
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if worldedit.marker_region[name] ~= nil then --marker already exists
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for _, entity in ipairs(worldedit.marker_region[name]) do
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entity:remove()
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end
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worldedit.marker_region[name] = nil
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end
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if pos1 ~= nil and pos2 ~= nil then
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local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
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local vec = vector.subtract(pos2, pos1)
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local maxside = math.max(vec.x, math.max(vec.y, vec.z))
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local limit = tonumber(minetest.settings:get("active_object_send_range_blocks")) * 16
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if maxside > limit * 1.5 then
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-- The client likely won't be able to see the plane markers as intended anyway,
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-- thus don't place them and also don't load the area into memory
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return
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end
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local thickness = 0.2
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local sizex, sizey, sizez = (1 + pos2.x - pos1.x) / 2, (1 + pos2.y - pos1.y) / 2, (1 + pos2.z - pos1.z) / 2
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--make area stay loaded
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local manip = minetest.get_voxel_manip()
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manip:read_from_map(pos1, pos2)
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local markers = {}
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--XY plane markers
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for _, z in ipairs({pos1.z - 0.5, pos2.z + 0.5}) do
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local entpos = {x=pos1.x + sizex - 0.5, y=pos1.y + sizey - 0.5, z=z}
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local marker = minetest.add_entity(entpos, "worldedit:region_cube", init_sentinel)
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if marker ~= nil then
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marker:set_properties({
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visual_size={x=sizex * 2, y=sizey * 2},
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collisionbox = {-sizex, -sizey, -thickness, sizex, sizey, thickness},
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})
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marker:get_luaentity().player_name = name
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table.insert(markers, marker)
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end
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end
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--YZ plane markers
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for _, x in ipairs({pos1.x - 0.5, pos2.x + 0.5}) do
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local entpos = {x=x, y=pos1.y + sizey - 0.5, z=pos1.z + sizez - 0.5}
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local marker = minetest.add_entity(entpos, "worldedit:region_cube", init_sentinel)
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if marker ~= nil then
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marker:set_properties({
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visual_size={x=sizez * 2, y=sizey * 2},
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collisionbox = {-thickness, -sizey, -sizez, thickness, sizey, sizez},
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})
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marker:set_yaw(math.pi / 2)
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marker:get_luaentity().player_name = name
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table.insert(markers, marker)
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end
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end
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worldedit.marker_region[name] = markers
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end
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end
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--convenience function that calls everything
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worldedit.marker_update = function(name)
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worldedit.mark_pos1(name, false)
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worldedit.mark_pos2(name, false)
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worldedit.mark_region(name)
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end
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minetest.register_entity(":worldedit:pos1", {
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initial_properties = {
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visual = "cube",
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visual_size = {x=1.1, y=1.1},
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textures = {"worldedit_pos1.png", "worldedit_pos1.png",
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"worldedit_pos1.png", "worldedit_pos1.png",
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"worldedit_pos1.png", "worldedit_pos1.png"},
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collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},
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physical = false,
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static_save = false,
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},
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on_activate = function(self, staticdata, dtime_s)
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if staticdata ~= init_sentinel then
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-- we were loaded from before static_save = false was added
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self.object:remove()
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end
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end,
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on_punch = function(self, hitter)
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self.object:remove()
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worldedit.marker1[self.player_name] = nil
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end,
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on_blast = function(self, damage)
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return false, false, {} -- don't damage or knockback
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end,
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})
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minetest.register_entity(":worldedit:pos2", {
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initial_properties = {
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visual = "cube",
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visual_size = {x=1.1, y=1.1},
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textures = {"worldedit_pos2.png", "worldedit_pos2.png",
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"worldedit_pos2.png", "worldedit_pos2.png",
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"worldedit_pos2.png", "worldedit_pos2.png"},
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collisionbox = {-0.55, -0.55, -0.55, 0.55, 0.55, 0.55},
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physical = false,
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static_save = false,
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},
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on_activate = function(self, staticdata, dtime_s)
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if staticdata ~= init_sentinel then
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-- we were loaded from before static_save = false was added
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self.object:remove()
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end
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end,
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on_punch = function(self, hitter)
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self.object:remove()
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worldedit.marker2[self.player_name] = nil
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end,
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on_blast = function(self, damage)
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return false, false, {} -- don't damage or knockback
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end,
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})
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minetest.register_entity(":worldedit:region_cube", {
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initial_properties = {
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visual = "upright_sprite",
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textures = {"worldedit_cube.png"},
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visual_size = {x=10, y=10},
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physical = false,
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static_save = false,
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},
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on_activate = function(self, staticdata, dtime_s)
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if staticdata ~= init_sentinel then
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-- we were loaded from before static_save = false was added
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self.object:remove()
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end
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end,
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on_punch = function(self, hitter)
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local markers = worldedit.marker_region[self.player_name]
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if not markers then
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return
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end
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for _, entity in ipairs(markers) do
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entity:remove()
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end
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worldedit.marker_region[self.player_name] = nil
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end,
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on_blast = function(self, damage)
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return false, false, {} -- don't damage or knockback
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end,
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})
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