mirror of
https://github.com/minetest/minetest_game.git
synced 2024-12-23 07:10:19 +01:00
351 lines
9.0 KiB
Lua
351 lines
9.0 KiB
Lua
-- loss probabilities array (one in X will be lost)
|
|
local loss_prob = {}
|
|
|
|
loss_prob["default:cobble"] = 3
|
|
loss_prob["default:dirt"] = 4
|
|
|
|
local radius_max = tonumber(minetest.setting_get("tnt_radius_max") or 25)
|
|
|
|
local eject_drops = function(pos, stack)
|
|
local obj = minetest.add_item(pos, stack)
|
|
|
|
if obj == nil then
|
|
return
|
|
end
|
|
obj:get_luaentity().collect = true
|
|
obj:setacceleration({x=0, y=-10, z=0})
|
|
obj:setvelocity({x=math.random(0,6)-3, y=10, z=math.random(0,6)-3})
|
|
end
|
|
|
|
local add_drop = function(drops, pos, item)
|
|
if loss_prob[item] ~= nil then
|
|
if math.random(1,loss_prob[item]) == 1 then
|
|
return
|
|
end
|
|
end
|
|
|
|
if drops[item] == nil then
|
|
drops[item] = ItemStack(item)
|
|
else
|
|
drops[item]:add_item(item)
|
|
end
|
|
|
|
if drops[item]:get_free_space() == 0 then
|
|
stack = drops[item]
|
|
eject_drops(pos, stack)
|
|
drops[item] = nil
|
|
end
|
|
end
|
|
|
|
local destroy = function(drops, pos, last, fast)
|
|
local nodename = minetest.get_node(pos).name
|
|
if nodename ~= "air" then
|
|
minetest.remove_node(pos, (fast and 1 or 0))
|
|
if last then
|
|
nodeupdate(pos)
|
|
end
|
|
if minetest.registered_nodes[nodename].groups.flammable ~= nil then
|
|
minetest.set_node(pos, {name="fire:basic_flame"}, (fast and 2 or 0))
|
|
return
|
|
end
|
|
local drop = minetest.get_node_drops(nodename, "")
|
|
for _,item in ipairs(drop) do
|
|
if type(item) == "string" then
|
|
add_drop(drops, pos, item)
|
|
else
|
|
for i=1,item:get_count() do
|
|
add_drop(drops, pos, item:get_name())
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
boom = function(pos, time)
|
|
minetest.after(time, function(pos)
|
|
if minetest.get_node(pos).name ~= "tnt:tnt_burning" then
|
|
return
|
|
end
|
|
minetest.sound_play("tnt_explode", {pos=pos, gain=1.5, max_hear_distance=2*64})
|
|
minetest.set_node(pos, {name="tnt:boom"})
|
|
minetest.after(0.5, function(pos)
|
|
minetest.remove_node(pos)
|
|
end, {x=pos.x, y=pos.y, z=pos.z})
|
|
|
|
|
|
local radius = 2
|
|
local drops = {}
|
|
local list = {}
|
|
local dr = 0
|
|
local tnts = 1
|
|
local destroyed = 0
|
|
while dr<radius do
|
|
dr=dr+1
|
|
for dx=-dr,dr,dr*2 do
|
|
for dy=-dr,dr,1 do
|
|
for dz=-dr,dr,1 do
|
|
table.insert(list, {x=dx, y=dy, z=dz})
|
|
end
|
|
end
|
|
end
|
|
for dy=-dr,dr,dr*2 do
|
|
for dx=-dr+1,dr-1,1 do
|
|
for dz=-dr,dr,1 do
|
|
table.insert(list, {x=dx, y=dy, z=dz})
|
|
end
|
|
end
|
|
end
|
|
for dz=-dr,dr,dr*2 do
|
|
for dx=-dr+1,dr-1,1 do
|
|
for dy=-dr+1,dr-1,1 do
|
|
table.insert(list, {x=dx, y=dy, z=dz})
|
|
end
|
|
end
|
|
end
|
|
for _,p in ipairs(list) do
|
|
local np = {x=pos.x+p.x, y=pos.y+p.y, z=pos.z+p.z}
|
|
|
|
local node = minetest.get_node(np)
|
|
if node.name == "air" then
|
|
elseif node.name == "tnt:tnt" or node.name == "tnt:tnt_burning" then
|
|
if radius < radius_max then
|
|
if radius <= 5 then
|
|
radius = radius + 1
|
|
elseif radius <= 10 then
|
|
radius = radius + 0.5
|
|
else
|
|
radius = radius + 0.3
|
|
end
|
|
minetest.remove_node(np, 2)
|
|
tnts = tnts + 1
|
|
else
|
|
minetest.set_node(np, {name="tnt:tnt_burning"})
|
|
boom(np, 1)
|
|
end
|
|
elseif node.name == "fire:basic_flame"
|
|
--or string.find(node.name, "default:water_")
|
|
--or string.find(node.name, "default:lava_")
|
|
or node.name == "tnt:boom"
|
|
then
|
|
|
|
else
|
|
if math.abs(p.x)<2 and math.abs(p.y)<2 and math.abs(p.z)<2 then
|
|
destroy(drops, np, dr == radius, radius > 7)
|
|
destroyed = destroyed + 1
|
|
else
|
|
if math.random(1,5) <= 4 then
|
|
destroy(drops, np, dr == radius, radius > 7)
|
|
destroyed = destroyed + 1
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
local objects = minetest.get_objects_inside_radius(pos, radius*2)
|
|
for _,obj in ipairs(objects) do
|
|
--if obj:is_player() or (obj:get_luaentity() and obj:get_luaentity().name ~= "__builtin:item") then
|
|
local p = obj:getpos()
|
|
local v = obj:getvelocity()
|
|
local vec = {x=p.x-pos.x, y=p.y-pos.y, z=p.z-pos.z}
|
|
local dist = (vec.x^2+vec.y^2+vec.z^2)^0.5
|
|
local damage = ((radius*20)/dist)
|
|
--print("DMG dist="..dist.." damage="..damage)
|
|
if obj:is_player() or (obj:get_luaentity() and obj:get_luaentity().name ~= "__builtin:item") then
|
|
obj:punch(obj, 1.0, {
|
|
full_punch_interval=1.0,
|
|
damage_groups={fleshy=damage},
|
|
}, vec)
|
|
end
|
|
if v ~= nil then
|
|
--obj:setvelocity({x=(p.x - pos.x) + (radius / 4) + v.x, y=(p.y - pos.y) + (radius / 2) + v.y, z=(p.z - pos.z) + (radius / 4) + v.z})
|
|
obj:setvelocity({x=(p.x - pos.x) + (radius / 2) + v.x, y=(p.y - pos.y) + radius + v.y, z=(p.z - pos.z) + (radius / 2) + v.z})
|
|
end
|
|
--end
|
|
end
|
|
|
|
|
|
print("TNT exploded=" .. tnts .. " radius=" .. radius .. " destroyed="..destroyed)
|
|
|
|
for _,stack in pairs(drops) do
|
|
eject_drops(pos, stack)
|
|
end
|
|
local radiusp = radius+1
|
|
minetest.add_particlespawner(
|
|
100, --amount
|
|
0.1, --time
|
|
{x=pos.x-radiusp, y=pos.y-radiusp, z=pos.z-radiusp}, --minpos
|
|
{x=pos.x+radiusp, y=pos.y+radiusp, z=pos.z+radiusp}, --maxpos
|
|
{x=-0, y=-0, z=-0}, --minvel
|
|
{x=0, y=0, z=0}, --maxvel
|
|
{x=-0.5,y=5,z=-0.5}, --minacc
|
|
{x=0.5,y=5,z=0.5}, --maxacc
|
|
0.1, --minexptime
|
|
1, --maxexptime
|
|
8, --minsize
|
|
15, --maxsize
|
|
false, --collisiondetection
|
|
"tnt_smoke.png" --texture
|
|
)
|
|
end, pos)
|
|
end
|
|
|
|
minetest.register_node("tnt:tnt", {
|
|
description = "TNT",
|
|
tiles = {"tnt_top.png", "tnt_bottom.png", "tnt_side.png"},
|
|
groups = {dig_immediate=2, mesecon=2},
|
|
sounds = default.node_sound_wood_defaults(),
|
|
|
|
on_punch = function(pos, node, puncher)
|
|
if puncher:get_wielded_item():get_name() == "default:torch" then
|
|
minetest.sound_play("tnt_ignite", {pos=pos})
|
|
minetest.set_node(pos, {name="tnt:tnt_burning"})
|
|
boom(pos, 4)
|
|
end
|
|
end,
|
|
|
|
mesecons = {
|
|
effector = {
|
|
action_on = function(pos, node)
|
|
minetest.set_node(pos, {name="tnt:tnt_burning"})
|
|
boom(pos, 0)
|
|
end
|
|
},
|
|
},
|
|
})
|
|
|
|
minetest.register_node("tnt:tnt_burning", {
|
|
tiles = {{name="tnt_top_burning_animated.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1}}, "tnt_bottom.png", "tnt_side.png"},
|
|
light_source = 5,
|
|
drop = "",
|
|
sounds = default.node_sound_wood_defaults(),
|
|
})
|
|
|
|
minetest.register_node("tnt:boom", {
|
|
drawtype = "plantlike",
|
|
tiles = {"tnt_boom.png"},
|
|
light_source = LIGHT_MAX,
|
|
walkable = false,
|
|
drop = "",
|
|
groups = {dig_immediate=3},
|
|
})
|
|
|
|
burn = function(pos)
|
|
if minetest.get_node(pos).name == "tnt:tnt" then
|
|
minetest.sound_play("tnt_ignite", {pos=pos})
|
|
minetest.set_node(pos, {name="tnt:tnt_burning"})
|
|
boom(pos, 1)
|
|
return
|
|
end
|
|
if minetest.get_node(pos).name ~= "tnt:gunpowder" then
|
|
return
|
|
end
|
|
minetest.sound_play("tnt_gunpowder_burning", {pos=pos, gain=2})
|
|
minetest.set_node(pos, {name="tnt:gunpowder_burning"})
|
|
|
|
minetest.after(1, function(pos)
|
|
if minetest.get_node(pos).name ~= "tnt:gunpowder_burning" then
|
|
return
|
|
end
|
|
minetest.after(0.5, function(pos)
|
|
minetest.remove_node(pos)
|
|
end, {x=pos.x, y=pos.y, z=pos.z})
|
|
for dx=-1,1 do
|
|
for dz=-1,1 do
|
|
for dy=-1,1 do
|
|
pos.x = pos.x+dx
|
|
pos.y = pos.y+dy
|
|
pos.z = pos.z+dz
|
|
|
|
if not (math.abs(dx) == 1 and math.abs(dz) == 1) then
|
|
if dy == 0 then
|
|
burn({x=pos.x, y=pos.y, z=pos.z})
|
|
else
|
|
if math.abs(dx) == 1 or math.abs(dz) == 1 then
|
|
burn({x=pos.x, y=pos.y, z=pos.z})
|
|
end
|
|
end
|
|
end
|
|
|
|
pos.x = pos.x-dx
|
|
pos.y = pos.y-dy
|
|
pos.z = pos.z-dz
|
|
end
|
|
end
|
|
end
|
|
end, pos)
|
|
end
|
|
|
|
minetest.register_node("tnt:gunpowder", {
|
|
description = "Gun Powder",
|
|
drawtype = "raillike",
|
|
paramtype = "light",
|
|
sunlight_propagates = true,
|
|
walkable = false,
|
|
tiles = {"tnt_gunpowder.png",},
|
|
inventory_image = "tnt_gunpowder_inventory.png",
|
|
wield_image = "tnt_gunpowder_inventory.png",
|
|
selection_box = {
|
|
type = "fixed",
|
|
fixed = {-1/2, -1/2, -1/2, 1/2, -1/2+1/16, 1/2},
|
|
},
|
|
groups = {dig_immediate=2,attached_node=1},
|
|
sounds = default.node_sound_leaves_defaults(),
|
|
|
|
on_punch = function(pos, node, puncher)
|
|
if puncher:get_wielded_item():get_name() == "default:torch" then
|
|
burn(pos)
|
|
end
|
|
end,
|
|
})
|
|
|
|
minetest.register_node("tnt:gunpowder_burning", {
|
|
drawtype = "raillike",
|
|
paramtype = "light",
|
|
sunlight_propagates = true,
|
|
walkable = false,
|
|
light_source = 5,
|
|
tiles = {{name="tnt_gunpowder_burning_animated.png", animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1}}},
|
|
selection_box = {
|
|
type = "fixed",
|
|
fixed = {-1/2, -1/2, -1/2, 1/2, -1/2+1/16, 1/2},
|
|
},
|
|
drop = "",
|
|
groups = {dig_immediate=2,attached_node=1},
|
|
sounds = default.node_sound_leaves_defaults(),
|
|
})
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"tnt:tnt", "tnt:gunpowder"},
|
|
neighbors = {"fire:basic_flame", "default:lava_source", "default:lava_flowing"},
|
|
interval = 2,
|
|
chance = 10,
|
|
action = function(pos, node)
|
|
if node.name == "tnt:tnt" then
|
|
minetest.set_node(pos, {name="tnt:tnt_burning"})
|
|
boom({x=pos.x, y=pos.y, z=pos.z}, 0)
|
|
else
|
|
burn(pos)
|
|
end
|
|
end
|
|
})
|
|
|
|
minetest.register_craft({
|
|
output = "tnt:gunpowder",
|
|
type = "shapeless",
|
|
recipe = {"default:coal_lump", "default:gravel"}
|
|
})
|
|
|
|
minetest.register_craft({
|
|
output = "tnt:tnt",
|
|
recipe = {
|
|
{"", "group:wood", ""},
|
|
{"group:wood", "tnt:gunpowder", "group:wood"},
|
|
{"", "group:wood", ""}
|
|
}
|
|
})
|
|
|
|
if minetest.setting_get("log_mods") then
|
|
minetest.log("action", "tnt loaded")
|
|
end
|