capturetheflag/mods/ctf/ctf_map/barrier.lua

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local c_stone = minetest.get_content_id("ctf_map:ind_stone")
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local c_stone_red = minetest.get_content_id("ctf_map:ind_stone_red")
local c_glass = minetest.get_content_id("ctf_map:ind_glass")
local c_glass_red = minetest.get_content_id("ctf_map:ind_glass_red")
local c_map_ignore = minetest.get_content_id("ctf_map:ignore")
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local c_actual_st = minetest.get_content_id("default:stone")
local c_water = minetest.get_content_id("default:water_source")
-- local c_water_f = minetest.get_content_id("default:water_flowing")
local c_air = minetest.get_content_id("air")
function ctf_map.remove_middle_barrier()
local r = ctf_map.map.r
local h = ctf_map.map.h
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local min = vector.add(ctf_map.map.offset, {
x = -r + 1,
y = -h / 2,
z = -1
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})
local max = vector.add(ctf_map.map.offset, {
x = r - 1,
y = h / 2,
z = 1
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})
local vm = minetest.get_voxel_manip()
local emin, emax = vm:read_from_map(min, max)
local a = VoxelArea:new{
MinEdge = emin,
MaxEdge = emax
}
local data = vm:get_data()
for x = min.x, max.x do
for y = min.y, max.y do
local vi = a:index(x, y, 0)
local adj1 = a:index(x, y, 1)
local adj2 = a:index(x, y, -1)
if data[vi] == c_glass_red then
-- If surrounding nodes are water, replace node with water
if data[adj1] == c_water and data[adj2] == c_water then
data[vi] = c_water
-- Else replace with air
else
data[vi] = c_air
end
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elseif data[vi] == c_stone_red then
data[vi] = c_actual_st
end
end
end
vm:set_data(data)
vm:write_to_map(data)
vm:update_map()
end
function ctf_map.place_middle_barrier(center, r, h, direction)
assert(direction == "x" or direction == "z")
local min = {
x = -r + 1,
y = -h / 2 + 1,
z = -r + 1,
}
local max = {
x = r - 1,
y = h / 2 - 1,
z = r - 1,
}
local other = "z"
if direction == "z" then
other = "x"
end
min[direction] = -1
max[direction] = 1
min = vector.add(center, min)
max = vector.add(center, max)
local vm = minetest.get_voxel_manip()
local emin, emax = vm:read_from_map(min, max)
local a = VoxelArea:new{
MinEdge = emin,
MaxEdge = emax
}
local data = vm:get_data()
for x = min[other], max[other] do
for y = min.y, max.y do
local vi
if other == "x" then
vi = a:index(x, y, center.z)
else
vi = a:index(center.x, y, x)
end
if data[vi] == c_air or data[vi] == c_water then
data[vi] = c_glass_red
end
end
end
vm:set_data(data)
vm:write_to_map(data)
vm:update_map()
end
function ctf_map.place_outer_barrier(center, r, h)
local minp = vector.subtract(center, r)
local maxp = vector.add(center, r)
minp.y = center.y - h / 2
maxp.y = center.y + h / 2
print("Loading data into LVM")
local vm = minetest.get_voxel_manip()
local emin, emax = vm:read_from_map(minp, maxp)
local a = VoxelArea:new{
MinEdge = emin,
MaxEdge = emax
}
local data = vm:get_data()
print("Placing left wall")
-- Left
do
local x = center.x - r
for z = minp.z, maxp.z do
for y = minp.y, maxp.y do
local vi = a:index(x, y, z)
if data[vi] == c_air or data[vi] == c_glass or data[vi] == c_map_ignore then
data[vi] = c_glass
else
data[vi] = c_stone
end
end
end
end
print("Placing right wall")
-- Right
do
local x = center.x + r
for z = minp.z, maxp.z do
for y = minp.y, maxp.y do
local vi = a:index(x, y, z)
if data[vi] == c_air or data[vi] == c_glass or data[vi] == c_map_ignore then
data[vi] = c_glass
else
data[vi] = c_stone
end
end
end
end
print("Placing front wall")
-- Front
do
local z = center.z - r
for x = minp.x, maxp.x do
for y = minp.y, maxp.y do
local vi = a:index(x, y, z)
if data[vi] == c_air or data[vi] == c_glass or data[vi] == c_map_ignore then
data[vi] = c_glass
else
data[vi] = c_stone
end
end
end
end
print("Placing back wall")
-- Back
do
local z = center.z + r
for x = minp.x, maxp.x do
for y = minp.y, maxp.y do
local vi = a:index(x, y, z)
if data[vi] == c_air or data[vi] == c_glass or data[vi] == c_map_ignore then
data[vi] = c_glass
else
data[vi] = c_stone
end
end
end
end
print("Placing bedrock")
-- Bedrock
do
local y = minp.y
for x = minp.x, maxp.x do
for z = minp.z, maxp.z do
data[a:index(x, y, z)] = c_stone
end
end
end
print("Placing ceiling")
-- Ceiling
do
local y = maxp.y
for x = minp.x, maxp.x do
for z = minp.z, maxp.z do
data[a:index(x, y, z)] = c_glass
end
end
end
print("Writing to engine!")
vm:set_data(data)
vm:write_to_map(data)
vm:update_map()
end
if minetest.get_modpath("ctf") then
local old_is_protected = minetest.is_protected
function minetest.is_protected(pos, name)
if ctf_match.build_timer <= 0 then
return old_is_protected(pos, name)
end
local tname = ctf.player(name).team
if tname and
(tname == "blue" and pos.z >= 0) or (tname == "red" and pos.z <= 0) then
minetest.chat_send_player(name, "Can't dig beyond the barrier!")
return true
else
return old_is_protected(pos, name)
end
end
local function pos_check()
if ctf_match.build_timer <= 0 then
return
end
for _, player in pairs(minetest.get_connected_players()) do
local name = player:get_player_name()
local tname = ctf.player(name).team
local pos = player:get_pos()
local privs = minetest.get_player_privs(name)
if tname and not privs.fly and privs.interact then
if (tname == "blue" and pos.z >= 0) or
(tname == "red" and pos.z <= 0) then
minetest.chat_send_player(name, "Match hasn't started yet!")
ctf.move_to_spawn(name)
end
end
end
if ctf_match.build_timer > 0.2 then
minetest.after(0.2, pos_check)
end
end
ctf_match.register_on_build_time_start(function()
minetest.after(0.2, pos_check)
end)
end