minetest/minetest_game
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re-add explode_center and set the minimum number of counted nodes to 1

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flux 2023-12-29 13:59:49 -08:00
parent 7e597c92c2
commit 943de3b227
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GPG Key ID: 9333B27816848A15
2 changed files with 14 additions and 12 deletions
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5
game_api.txt
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@ -232,7 +232,7 @@ The doors mod allows modders to register custom doors and trapdoors.
gain_open = 0.3, -- optional, defaults to 0.3
gain_close = 0.3, -- optional, defaults to 0.3
protected = false, -- If true, only placer can open the door (locked for others)
on_rightclick = function(pos, node, clicker, itemstack, pointed_thing),
on_rightclick = function(pos, node, clicker, itemstack, pointed_thing),
-- optional function containing the on_rightclick callback, defaults to a doors.door_toggle-wrapper
use_texture_alpha = "clip",
@ -543,7 +543,8 @@ TNT API
^ Create an explosion.
* `position` The center of explosion.
* `definition` The TNT definion as passed to `tnt.register`.
* `definition` The TNT definion as passed to `tnt.register` with the following addition:
* `explode_center` false by default which removes TNT node on blast, when true will explode center node.
`tnt.burn(position, [nodename])`

21
mods/tnt/init.lua
View File

@ -279,7 +279,7 @@ function tnt.burn(pos, nodename)
end
end
local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast, owner)
local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast, owner, explode_center)
pos = vector.round(pos)
-- scan for adjacent TNT nodes first, and enlarge the explosion
local vm1 = VoxelManip()
@ -288,7 +288,6 @@ local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast, owne
local minp, maxp = vm1:read_from_map(p1, p2)
local a = VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
local data = vm1:get_data()
local count = 1
local c_tnt
local c_tnt_burning = minetest.get_content_id("tnt:tnt_burning")
local c_tnt_boom = minetest.get_content_id("tnt:boom")
@ -300,11 +299,11 @@ local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast, owne
c_tnt = c_tnt_burning -- tnt is not registered if disabled
end
-- don't double-count tnt @ the center
local vc = a:index(pos.x, pos.y, pos.z)
local ccid = data[vc]
if (ccid == c_tnt or ccid == c_tnt_boom or ccid == c_tnt_burning) then
data[vc] = c_air
local count
if explode_center then
count = 1
else
count = 0
end
for z = pos.z - 2, pos.z + 2 do
@ -320,6 +319,7 @@ local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast, owne
end
end
end
count = math.max(1, count)
vm1:set_data(data)
vm1:write_to_map()
@ -353,7 +353,7 @@ local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast, owne
if cid ~= c_air and cid ~= c_ignore and (ignore_protection or not minetest.is_protected(p, owner)) then
data[vi] = destroy(drops, p, cid, c_air, c_fire,
on_blast_queue, on_construct_queue,
ignore_protection, ignore_on_blast, owner)
ignore_on_blast)
end
end
vi = vi + 1
@ -362,7 +362,8 @@ local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast, owne
end
-- make the center of the explosion flash, if it's safe
ccid = data[vc]
local vc = a:index(pos.x, pos.y, pos.z)
local ccid = data[vc]
if ccid == c_air then
data[vc] = c_tnt_boom
end
@ -423,7 +424,7 @@ function tnt.boom(pos, def)
minetest.sound_play(sound, {pos = pos, gain = 2.5,
max_hear_distance = math.min(def.radius * 20, 128)}, true)
local drops, radius = tnt_explode(pos, def.radius, def.ignore_protection,
def.ignore_on_blast, owner)
def.ignore_on_blast, owner, def.explode_center)
-- append entity drops
local damage_radius = (radius / math.max(1, def.radius)) * def.damage_radius
entity_physics(pos, damage_radius, drops)