techage/basis/mark2.lua

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--[[
TechAge
=======
Copyright (C) 2019 Joachim Stolberg
GPL v3
See LICENSE.txt for more information
mark.lua:
]]--
local marker_region = {}
function techage.unmark_position(name)
if marker_region[name] ~= nil then --marker already exists
--wip: make the area stay loaded somehow
for _, entity in ipairs(marker_region[name]) do
entity:remove()
end
marker_region[name] = nil
end
end
function techage.mark_position(name, pos, nametag, color, time)
local marker = minetest.add_entity(pos, "techage:position_cube")
if marker ~= nil then
marker:set_nametag_attributes({color = color, text = nametag})
marker:get_luaentity().player_name = name
if not marker_region[name] then
marker_region[name] = {}
end
marker_region[name][#marker_region[name] + 1] = marker
end
minetest.after(time or 30, techage.unmark_position, name)
end
minetest.register_entity(":techage:position_cube", {
initial_properties = {
visual = "cube",
textures = {
"techage_cube_mark.png",
"techage_cube_mark.png",
"techage_cube_mark.png",
"techage_cube_mark.png",
"techage_cube_mark.png",
"techage_cube_mark.png",
},
--use_texture_alpha = true,
physical = false,
visual_size = {x = 1.1, y = 1.1},
collisionbox = {-0.55,-0.55,-0.55, 0.55,0.55,0.55},
glow = 8,
},
on_step = function(self, dtime)
if marker_region[self.player_name] == nil then
self.object:remove()
return
end
end,
on_punch = function(self, hitter)
techage.unmark_position(self.player_name)
end,
})