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Make TNT faster by using VoxelManip() for removing nodes.

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red-001 2016-01-31 19:42:07 +00:00 committed by paramat
parent 3c97054b19
commit e2ff4910b2
1 changed files with 31 additions and 24 deletions
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49
init.lua
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@ -82,7 +82,6 @@ local function add_drop(drops, item)
end
end
local fire_node = {name="fire:basic_flame"}
local function destroy(drops, npos, cid, c_air, c_fire, on_blast_queue, ignore_protection, ignore_on_blast)
if not ignore_protection and minetest.is_protected(npos, "") then
@ -90,26 +89,19 @@ local function destroy(drops, npos, cid, c_air, c_fire, on_blast_queue, ignore_p
end
local def = cid_data[cid]
if not ignore_on_blast and def and def.on_blast then
local dist = vector.distance(bpos, npos)
local intensity = 1 / (dist * dist)
local node_drops = def.on_blast(vector.new(npos), intensity)
if node_drops then
for _, item in ipairs(node_drops) do
add_drop(drops, item)
on_blast_queue[#on_blast_queue + 1] = {pos=vector.new(npos), on_blast=def.on_blast}
return cid
end
end
return
end
if def and def.flammable then
minetest.set_node(npos, fire_node)
if not def then
return c_air
elseif def.flammable then
return c_fire
else
minetest.remove_node(npos)
if def then
local node_drops = minetest.get_node_drops(def.name, "")
for _, item in ipairs(node_drops) do
add_drop(drops, item)
end
end
return c_air
end
end
@ -220,10 +212,10 @@ local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast)
local data = vm:get_data()
local drops = {}
local p = {}
local on_blast_queue = {}
local c_air = minetest.get_content_id("air")
local c_fire = minetest.get_content_id("fire:basic_flame")
for z = -radius, radius do
for y = -radius, radius do
local vi = a:index(pos.x + (-radius), pos.y + y, pos.z + z)
@ -231,18 +223,33 @@ local function tnt_explode(pos, radius, ignore_protection, ignore_on_blast)
if (x * x) + (y * y) + (z * z) <=
(radius * radius) + pr:next(-radius, radius) then
local cid = data[vi]
p.x = pos.x + x
p.y = pos.y + y
p.z = pos.z + z
local p = {x = pos.x + x, y = pos.y + y, z = pos.z + z}
if cid ~= c_air then
destroy(drops, p, cid, pos, ignore_protection, ignore_on_blast)
data[vi] = destroy(drops, p, cid, c_air, c_fire, on_blast_queue, ignore_protection, ignore_on_blast)
end
end
vi = vi + 1
end
end
end
vm:set_data(data)
vm:write_to_map()
vm:update_map()
vm:update_liquids()
for _, data in ipairs(on_blast_queue) do
local dist = math.max(1, vector.distance(data.pos, pos))
local intensity = 1 / (dist * dist)
local node_drops = data.on_blast(data.pos, intensity)
if node_drops then
for _, item in ipairs(node_drops) do
add_drop(drops, item)
end
end
end
return drops
end