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Code Issues Releases Wiki Activity

Updated snow mod

Browse Source 
- See #87
This commit is contained in:
LeMagnesium 2015-06-10 17:26:05 +02:00
parent e4ef41d7af
commit b8e61fd763
22 changed files with 719 additions and 619 deletions
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3
mods/snow/.gitignore vendored Normal file
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@ -0,0 +1,3 @@
config.txt
debug.txt
*~

3
mods/snow/depends.txt
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@ -1,2 +1,3 @@
default
moreblocks?
moreblocks?
technic_worldgen?

152
mods/snow/init.lua
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@ -24,12 +24,12 @@ http://github.com/Splizard/minetest-mod-snow/
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
@ -57,7 +57,7 @@ dofile(minetest.get_modpath("snow").."/src/snowball.lua")
-- The formspec menu didn't work when util.lua was the very first "dofile" so I moved
-- it and all the other original "dofiles", in order, to the bottom of the list. ~ LazyJ
-- Minetest would crash if the mapgen was called upon before the rest of other snow lua files so
-- Minetest would crash if the mapgen was called upon before the rest of other snow lua files so
-- I put it lower on the list and that seems to do the trick. ~ LazyJ
dofile(minetest.get_modpath("snow").."/src/util.lua")
-- To get Xmas tree saplings, the "christmas_content", true or false, in "util.lua" has to be determined first.
@ -71,7 +71,7 @@ dofile(minetest.get_modpath("snow").."/src/sled.lua")
-- Check for "MoreBlocks". If not found, skip this next "dofile".
if (minetest.get_modpath("moreblocks")) then
if minetest.get_modpath("moreblocks") then
dofile(minetest.get_modpath("snow").."/src/stairsplus.lua")
@ -82,34 +82,52 @@ end
function snow.place(pos)
if pos.y < -19000 then return end -- Don't put anything in the nether!
local node = minetest.get_node_or_nil(pos)
local drawtype = ""
if node and minetest.registered_nodes[node.name] then
drawtype = minetest.registered_nodes[node.name].drawtype
end
--Oops, maybe there is no node?
if node == nil then
if not node
or not minetest.registered_nodes[node.name] then
return
end
local bnode = minetest.get_node({x=pos.x,y=pos.y-1,z=pos.z})
if node.name == "default:snow" and minetest.get_node_level(pos) < 63 then
if minetest.get_item_group(bnode.name, "leafdecay") == 0 and snow.is_uneven(pos) ~= true then
minetest.add_node_level(pos, 7)
local bnode = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
if node.name == "default:snow" then
local level = minetest.get_node_level(pos)
if level < 63 then
if minetest.get_item_group(bnode.name, "leafdecay") == 0
and not snow.is_uneven(pos) then
minetest.sound_play("default_snow_footstep", {pos=pos})
minetest.add_node_level(pos, 7)
end
elseif level == 63 then
local p = minetest.find_node_near(pos, 10, "default:dirt_with_grass")
if p
and minetest.get_node_light(p, 0.5) == 15 then
minetest.sound_play("default_grass_footstep", {pos=pos})
minetest.place_node({x=pos.x, y=pos.y+1, z=pos.z}, {name="default:snow"})
else
minetest.sound_play("default_snow_footstep", {pos=pos})
minetest.add_node(pos, {name="default:snowblock"})
end
end
elseif node.name == "default:snow" and minetest.get_node_level(pos) == 63 then
local p = minetest.find_node_near(pos, 10, "default:dirt_with_grass")
if p and minetest.get_node_light(p, 0.5) == 15 then
minetest.place_node({x=pos.x,y=pos.y+1,z=pos.z},{name="default:snow"})
else
minetest.add_node(pos,{name="default:snowblock"})
end
elseif node.name ~= "default:ice" and bnode.name ~= "air" then
if drawtype == "normal" or drawtype == "allfaces_optional" then
minetest.place_node({x=pos.x,y=pos.y+1,z=pos.z}, {name="default:snow"})
elseif node.name ~= "default:ice"
and bnode.name ~= "air" then
local data = minetest.registered_nodes[node.name]
local drawtype = data.drawtype
if drawtype == "normal"
or drawtype == "allfaces_optional" then
pos.y = pos.y+1
local sound = data.sounds
if sound then
sound = sound.footstep
if sound then
minetest.sound_play(sound.name, {pos=pos, gain=sound.gain})
end
end
minetest.place_node(pos, {name="default:snow"})
elseif drawtype == "plantlike" then
pos.y = pos.y - 1
if minetest.get_node(pos).name == "default:dirt_with_grass" then
minetest.sound_play("default_grass_footstep", {pos=pos})
minetest.add_node(pos, {name="default:dirt_with_snow"})
end
end
@ -118,50 +136,56 @@ end
-- Checks if the snow level is even at any given pos.
-- Smooth Snow
local smooth_snow = snow.smooth_snow
snow.is_uneven = function(pos)
if smooth_snow then
local num = minetest.get_node_level(pos)
local get_node = minetest.get_node
local add_node = minetest.add_node
local found
local foundx
local foundy
local foundz
for x=-1,1 do
for z=-1,1 do
local node = get_node({x=pos.x+x,y=pos.y,z=pos.z+z})
local bnode = get_node({x=pos.x+x,y=pos.y-1,z=pos.z+z})
local drawtype
if node and minetest.registered_nodes[node.name] then
drawtype = minetest.registered_nodes[node.name].drawtype
local function is_uneven(pos)
local num = minetest.get_node_level(pos)
local get_node = minetest.get_node
local add_node = minetest.add_node
local found
local foundx
local foundy
local foundz
for z = -1,1 do
for x = -1,1 do
local p = {x=pos.x+x, y=pos.y, z=pos.z+z}
local node = get_node(p)
p.y = p.y-1
local bnode = get_node(p)
if node
and minetest.registered_nodes[node.name]
and minetest.registered_nodes[node.name].drawtype == "plantlike"
and bnode.name == "default:dirt_with_grass" then
add_node(p, {name="default:dirt_with_snow"})
return true
end
if drawtype == "plantlike" then
if bnode.name == "default:dirt_with_grass" then
add_node({x=pos.x+x,y=pos.y-1,z=pos.z+z}, {name="default:dirt_with_snow"})
return true
end
end
if (not(x == 0 and y == 0)) and node.name == "default:snow" and minetest.get_node_level({x=pos.x+x,y=pos.y,z=pos.z+z}) < num then
p.y = p.y+1
if not (x == 0 and z == 0)
and node.name == "default:snow"
and minetest.get_node_level(p) < num then
found = true
foundx = x
foundz=z
elseif node.name == "air" and bnode.name ~= "air" then
if not (bnode.name == "default:snow") then
snow.place({x=pos.x+x,y=pos.y-1,z=pos.z+z})
return true
end
foundz = z
elseif node.name == "air"
and bnode.name ~= "air"
and bnode.name ~= "default:snow" then
p.y = p.y-1
snow.place(p)
return true
end
end
end
if found then
local node = get_node({x=pos.x+foundx,y=pos.y,z=pos.z+foundz})
if snow.is_uneven({x=pos.x+foundx,y=pos.y,z=pos.z+foundz}) ~= true then
minetest.add_node_level({x=pos.x+foundx,y=pos.y,z=pos.z+foundz}, 7)
end
return true
end
end
if found then
local p = {x=pos.x+foundx, y=pos.y, z=pos.z+foundz}
if is_uneven(p) ~= true then
minetest.add_node_level(p, 7)
end
return true
end
end
function snow.is_uneven(pos)
if snow.smooth_snow then
return is_uneven(pos)
end
end

8
mods/snow/src/abms.lua
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@ -52,7 +52,7 @@ minetest.register_abm({
elseif intensity == 2 then
minetest.add_node(pos,{name="default:water_flowing", param2=7})
--[[ LazyJ, you need to add param2, which defines the amount of the flowing water ~ HybridDog 2015_03_06
This was causing "melts=2" nodes to just disappear so I changed it to replace the
This was causing "melts=2" nodes to just disappear so I changed it to replace the
node with a water_source for a couple seconds and then replace the water_source with
air. This way it made a watery mess that quickly evaporated. ~ LazyJ 2014_04_24
local check_place = function(pos,node)
@ -70,7 +70,7 @@ minetest.register_abm({
minetest.add_node(pos,{name="default:water_source"})
minetest.after(2, function() -- 2 seconds gives just enough time for
-- the water to flow and spread before the
-- water_source is changed to air. ~ LazyJ
-- water_source is changed to air. ~ LazyJ
if minetest.get_node(pos).name == "default:water_source" then
minetest.add_node(pos,{name="air"})
end
@ -150,7 +150,7 @@ minetest.register_abm({
minetest.register_abm({
nodenames = {"snow:sapling_pine"},
interval = 10,
chance = 50,
chance = 50,
action = function(pos, node)
-- Check if there is enough vertical-space for the sapling to grow without
@ -169,7 +169,7 @@ minetest.register_abm({
if minetest.get_node(pos).name == "snow:sapling_pine" then
-- This switches the sapling to a tree trunk. ~ LazyJ
minetest.set_node(pos, {name="default:pinetree"})
-- This is more for testing but it may be useful info to some admins when
-- This is more for testing but it may be useful info to some admins when
-- grepping the server logs too. ~ LazyJ
minetest.log("action", "A pine sapling grows into a tree at "..minetest.pos_to_string(pos))
end

16
mods/snow/src/basic_stairs_slabs.lua
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@ -9,7 +9,7 @@
snow_stairs = {} -- This is a little trick. Without it Minetest will complain
snow_stairs = {} -- This is a little trick. Without it Minetest will complain
-- "attempt to index global 'snow' (a nil value)" and
-- refuse to load. So a value without definition "={}"is assigned to snow.
@ -66,11 +66,11 @@ function snow_stairs.register_stair(subname, recipeitem, groups, images, descrip
return minetest.item_place(itemstack, placer, pointed_thing, param2)
end,
on_construct = function(pos)
pos.y = pos.y - 1
if minetest.get_node(pos).name == "default:dirt_with_grass"
-- Thinking in terms of layers, dirt_with_snow could also double as
-- Thinking in terms of layers, dirt_with_snow could also double as
-- dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ, 2014_04_04
or minetest.get_node(pos).name == "default:dirt" then
minetest.set_node(pos, {name="default:dirt_with_snow"})
@ -168,7 +168,7 @@ function snow_stairs.register_slab(subname, recipeitem, groups, images, descript
end
return itemstack
end
-- Upside down slabs
if p0.y-1 == p1.y then
-- Turn into full block if pointing at a existing slab
@ -203,17 +203,17 @@ function snow_stairs.register_slab(subname, recipeitem, groups, images, descript
return minetest.item_place(itemstack, placer, pointed_thing, param2)
end,
on_construct = function(pos)
pos.y = pos.y - 1
if minetest.get_node(pos).name == "default:dirt_with_grass"
-- Thinking in terms of layers, dirt_with_snow could also double as
-- Thinking in terms of layers, dirt_with_snow could also double as
-- dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ, 2014_04_04
or minetest.get_node(pos).name == "default:dirt" then
minetest.set_node(pos, {name="default:dirt_with_snow"})
end
end
})
--[[
-- for replace ABM
@ -296,7 +296,7 @@ for _, row in ipairs(list_of_snow_stuff) do
true
)
end -- End the "list of snow stuff" part of the above section. ~ LazyJ
end -- End the "list of snow stuff" part of the above section. ~ LazyJ
-- Snow stairs and slabs should be easier to break than the more dense and

8
mods/snow/src/crafting.lua
View File

@ -48,11 +48,11 @@ minetest.register_craft({
-- 2. Cooking
--[[
"Cooks_into_ice" is a custom group I assigned to full-sized, snow-stuff nodes
"Cooks_into_ice" is a custom group I assigned to full-sized, snow-stuff nodes
(snow bricks, snow cobble, snow blocks, etc.) so I wouldn't have to write an individual cooking
recipe for each one.
~ LazyJ
~ LazyJ
--]]
minetest.register_craft({
@ -203,7 +203,7 @@ for _, name in pairs(recycle_default_slabs) do
recipe = {
"snow:slab_"..subname_default,
"snow:slab_"..subname_default,
}
}
})
end
@ -229,6 +229,6 @@ for _, name in pairs(recycle_snowmod_slabs) do
recipe = {
"snow:slab_"..subname_snowmod,
"snow:slab_"..subname_snowmod,
}
}
})
end

101
mods/snow/src/falling_snow.lua
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@ -40,10 +40,6 @@ near torches and lava.
--=============================================================
if not snow.enable_snowfall then
return
end
local weather_legacy
local read_weather_legacy = function ()
@ -84,7 +80,7 @@ local PERSISTENCE3 = 0.5 -- 0.5
local SCALE3 = 250 -- 250
--Get snow at position.
local get_snow = function(pos)
local function get_snow(pos)
--Legacy support.
if weather_legacy == "snow" then
local perlin1 = minetest.get_perlin(112,3, 0.5, 150)
@ -106,14 +102,19 @@ end
local addvectors = vector and vector.add
--Returns a random position between minp and maxp.
local randpos = function (minp, maxp)
local x,y,z
local function randpos(minp, maxp)
local x,z
if minp.x > maxp.x then
x = math.random(maxp.x,minp.x) else x = math.random(minp.x,maxp.x) end
y = minp.y
x = math.random(maxp.x,minp.x)
else
x = math.random(minp.x,maxp.x)
end
if minp.z > maxp.z then
z = math.random(maxp.z,minp.z) else z = math.random(minp.z,maxp.z) end
return {x=x,y=y,z=z}
z = math.random(maxp.z,minp.z)
else
z = math.random(minp.z,maxp.z)
end
return {x=x,y=minp.y,z=z}
end
local default_snow_particle = {
@ -152,22 +153,20 @@ local function snow_fall(pos, player, animate)
break
end
end
if not ground_y then return end
pos = {x=pos.x, y=ground_y, z=pos.z}
local spos = {x=pos.x, y=ground_y+10, z=pos.z}
if not ground_y then
return
end
pos = {x=pos.x, y=ground_y, z=pos.z}
if get_snow(pos) then
if animate then
local minp = addvectors(spos, {x=-9, y=3, z=-9})
local maxp = addvectors(spos, {x= 9, y=5, z= 9})
local vel = {x=0, y= -1, z=-1}
local acc = {x=0, y= 0, z=0}
local spos = {x=pos.x, y=ground_y+10, z=pos.z}
minetest.add_particlespawner(get_snow_particledef({
minpos = minp,
maxpos = maxp,
vel = vel,
acc = acc,
minpos = addvectors(spos, {x=-9, y=3, z=-9}),
maxpos = addvectors(spos, {x= 9, y=5, z= 9}),
vel = {x=0, y=-1, z=-1},
acc = {x=0, y=0, z=0},
playername = player:get_player_name()
}))
end
@ -177,30 +176,21 @@ local function snow_fall(pos, player, animate)
end
-- Snow
minetest.register_globalstep(function(dtime)
local function calc_snowfall()
for _, player in pairs(minetest.get_connected_players()) do
local ppos = player:getpos()
local sminp = addvectors(ppos, {x=-20, y=0, z=-20})
local smaxp = addvectors(ppos, {x= 20, y=0, z= 20})
-- Make sure player is not in a cave/house...
if get_snow(ppos) and minetest.get_node_light(ppos, 0.5) == 15 then
local minp = addvectors(ppos, {x=-9, y=3, z=-9})
local maxp = addvectors(ppos, {x= 9, y=5, z= 9})
local minp_deep = addvectors(ppos, {x=-5, y=3.2, z=-5})
local maxp_deep = addvectors(ppos, {x= 5, y=1.6, z= 5})
local vel = {x=0, y= -1, z=-1}
local acc = {x=0, y= 0, z=0}
if get_snow(ppos)
and minetest.get_node_light(ppos, 0.5) == 15 then
local animate
if not snow.lighter_snowfall then
local vel = {x=0, y=-1, z=-1}
local acc = {x=0, y=0, z=0}
minetest.add_particlespawner(get_snow_particledef({
amount = 5,
minpos = minp,
maxpos = maxp,
minpos = addvectors(ppos, {x=-9, y=3, z=-9}),
maxpos = addvectors(ppos, {x= 9, y=5, z= 9}),
vel = vel,
acc = acc,
size = 25,
@ -209,8 +199,8 @@ minetest.register_globalstep(function(dtime)
minetest.add_particlespawner(get_snow_particledef({
amount = 4,
minpos = minp_deep,
maxpos = maxp_deep,
minpos = addvectors(ppos, {x=-5, y=3.2, z=-5}),
maxpos = addvectors(ppos, {x= 5, y=1.6, z= 5}),
vel = vel,
acc = acc,
exptime = 4,
@ -218,14 +208,27 @@ minetest.register_globalstep(function(dtime)
playername = player:get_player_name()
}))
if math.random(1,5) == 4 then
snow_fall(randpos(sminp, smaxp), player)
end
animate = false
else
if math.random(1,5) == 4 then
snow_fall(randpos(sminp, smaxp), player, true)
end
animate = true
end
if math.random(1,5) == 4 then
snow_fall(
randpos(
addvectors(ppos, {x=-20, y=0, z=-20}),
addvectors(ppos, {x= 20, y=0, z= 20})
),
player,
animate
)
end
end
end
end
minetest.register_globalstep(function(dtime)
if snow.enable_snowfall then
calc_snowfall()
end
end)

123
mods/snow/src/mapgen.lua
View File

@ -1,8 +1,8 @@
--[[
If you want to run PlantLife and mods that depend on it, i.e. MoreTrees, Disable the mapgen by
If you want to run PlantLife and mods that depend on it, i.e. MoreTrees, Disable the mapgen by
commenting-out the lines starting with "local mgname = " through "end" (I left a note were to start
and stop) Disabling "Snow's" mapgen allows MoreTrees and PlantLife to do their thing until the
issue is figured out. However, the pine and xmas tree code is still needed for when those
and stop) Disabling "Snow's" mapgen allows MoreTrees and PlantLife to do their thing until the
issue is figured out. However, the pine and xmas tree code is still needed for when those
saplings grow into trees. --]]
--The *starting* comment looks like this: --[[
--The *closing* comment looks like this: --]]
@ -13,13 +13,10 @@ saplings grow into trees. --]]
-- Part 1: To disable the mapgen, add the *starting* comment under this line.
local mgname = ""
--Identify the mapgen.
minetest.register_on_mapgen_init(function(MapgenParams)
if MapgenParams.mgname then
mgname = MapgenParams.mgname
else
local mgname = MapgenParams.mgname
if not mgname then
io.write("[MOD] Snow Biomes: WARNING! mapgen could not be identifyed!\n")
end
if mgname == "v7" then
@ -72,20 +69,21 @@ function snow.make_pine(pos,snow,xmas)
local perlin1 = minetest.get_perlin(112,3, 0.5, 150)
local try_node = function(pos, node)
local n = minetest.get_node(pos).name
if n == "air" or n == "ignore" then
minetest.add_node(pos,node)
if n == "air"
or n == "ignore" then
minetest.add_node(pos, node)
end
end
--Clear ground.
for x=-1,1 do
for z=-1,1 do
if minetest.get_node({x=pos.x+x,y=pos.y,z=pos.z+z}).name == "default:snow" then
minetest.remove_node({x=pos.x+x,y=pos.y,z=pos.z+z})
for z = -1,1 do
for x = -1,1 do
local p = {x=pos.x+x,y=pos.y,z=pos.z+z}
local nd = minetest.get_node(p).name
if nd == "default:snow"
or nd == "default:snowblock" then
minetest.remove_node(p)
end
end
if minetest.get_node({x=pos.x+x,y=pos.y,z=pos.z+z}).name == "default:snowblock" then
minetest.remove_node({x=pos.x+x,y=pos.y,z=pos.z+z})
end
end
end
if xmas then
minetest.remove_node(pos)
@ -107,7 +105,8 @@ function snow.make_pine(pos,snow,xmas)
end
if xmas then
try_node({x=pos.x,y=pos.y+7,z=pos.z},{name="snow:star_lit"}) -- Added lit star. ~ LazyJ
elseif snow and perlin1:get2d({x=pos.x,y=pos.z}) > 0.53 then
elseif snow
and perlin1:get2d({x=pos.x,y=pos.z}) > 0.53 then
try_node({x=pos.x,y=pos.y+7,z=pos.z},{name="default:snow"})
end
end
@ -121,60 +120,62 @@ function snow.voxelmanip_pine(pos,a,data)
local c_pinetree = minetest.get_content_id("default:pinetree")
local c_air = minetest.get_content_id("air")
local perlin1 = minetest.get_perlin(112,3, 0.5, 150)
--Clear ground.
for x=-1,1 do
for z=-1,1 do
local node = a:index(pos.x+x,pos.y,pos.z+z)
if data[node] == c_snow then
data[node] = c_air
end
end
end
--Make tree.
for i=0, 4 do
if i==1 or i==2 then
for x=-1,1 do
for z=-1,1 do
local x = pos.x + x
local z = pos.z + z
local perlin1 = minetest.get_perlin(112,3, 0.5, 150)
for z = -1,1 do
local z = pos.z + z
for x = -1,1 do
local x = pos.x + x
--Clear ground.
local node = a:index(x,pos.y,z)
if data[node] == c_snow then
data[node] = c_air
end
--Make tree.
for i = 1,2 do
local node = a:index(x,pos.y+i,z)
data[node] = c_pine_needles
if snow and x ~= 0 and z ~= 0 and perlin1:get2d({x=x,y=z}) > 0.53 then
if snow
and x ~= 0
and z ~= 0
and perlin1:get2d({x=x,y=z}) > 0.53 then
local abovenode = a:index(x,pos.y+i+1,z)
data[abovenode] = c_snow
end
end
end
end
for i=3, 4 do
local x = pos.x
local y = pos.y+i
local z = pos.z
data[a:index(x+1,y,z)] = c_pine_needles
data[a:index(x-1,y,z)] = c_pine_needles
data[a:index(x,y,z+1)] = c_pine_needles
data[a:index(x,y,z-1)] = c_pine_needles
if snow then
if perlin1:get2d({x=x+1,y=z}) > 0.53 then
data[a:index(x+1,y+1,z)] = c_snow
end
if perlin1:get2d({x=x+1,y=z}) > 0.53 then
data[a:index(x-1,y+1,z)] = c_snow
end
if perlin1:get2d({x=x,y=z+1}) > 0.53 then
data[a:index(x,y+1,z+1)] = c_snow
end
if perlin1:get2d({x=x,y=z-1}) > 0.53 then
data[a:index(x,y+1,z-1)] = c_snow
end
end
if i==3 or i==4 then
local x = pos.x
local y = pos.y+i
local z = pos.z
data[a:index(x+1,y,z)] = c_pine_needles
data[a:index(x-1,y,z)] = c_pine_needles
data[a:index(x,y,z+1)] = c_pine_needles
data[a:index(x,y,z-1)] = c_pine_needles
if snow then
if perlin1:get2d({x=x+1,y=z}) > 0.53 then
data[a:index(x+1,y+1,z)] = c_snow
end
if perlin1:get2d({x=x+1,y=z}) > 0.53 then
data[a:index(x-1,y+1,z)] = c_snow
end
if perlin1:get2d({x=x,y=z+1}) > 0.53 then
data[a:index(x,y+1,z+1)] = c_snow
end
if perlin1:get2d({x=x,y=z-1}) > 0.53 then
data[a:index(x,y+1,z-1)] = c_snow
end
end
end
end
for i=0, 4 do
data[a:index(pos.x,pos.y+i,pos.z)] = c_pinetree
end
data[a:index(pos.x,pos.y+5,pos.z)] = c_pine_needles
data[a:index(pos.x,pos.y+6,pos.z)] = c_pine_needles
if snow and perlin1:get2d({x=pos.x,y=pos.z}) > 0.53 then
if snow
and perlin1:get2d({x=pos.x,y=pos.z}) > 0.53 then
data[a:index(pos.x,pos.y+7,pos.z)] = c_snow
end
end

210
mods/snow/src/mapgen_v6.lua
View File

@ -22,33 +22,38 @@ local np_ice = {
-- Debugging function
local biome_to_string = function(num,num2)
local biome, biome2
if num == 1 then
biome = "snowy"
elseif num == 2 then
biome = "plain"
elseif num == 3 then
biome = "alpine"
elseif num == 4 or num == 5 then
biome = "normal"
else
biome = "unknown "..num
local biome_strings = {
{"snowy", "plain", "alpine", "normal", "normal"},
{"cool", "icebergs", "icesheet", "icecave", "icehole"}
}
local function biome_to_string(num,num2)
local biome = biome_strings[1][num] or "unknown "..num
return biome
end
local function do_ws_func(a, x)
local n = x/(16000)
local y = 0
for k=1,1000 do
y = y + 1000*(math.sin(math.pi * k^a * n)/(math.pi * k^a))
end
if num2 == 1 then
biome2 = "cool"
elseif num2 == 2 then
biome2 = "icebergs"
elseif num2 == 3 then
biome2 = "icesheet"
elseif num2 == 4 then
biome2 = "icecave"
elseif num2 == 5 then
biome2 = "icehole"
else
biome2 = "unknown "..num
end
return biome, biome2
return y
end
local ws_lists = {}
local function get_ws_list(a,x)
ws_lists[a] = ws_lists[a] or {}
local v = ws_lists[a][x]
if v then
return v
end
v = {}
for x=x,x + (80 - 1) do
local y = do_ws_func(a, x)
v[x] = y
end
ws_lists[a][x] = v
return v
end
-- On generated function
@ -60,12 +65,9 @@ minetest.register_on_generated(function(minp, maxp, seed)
local z0 = minp.z
local x1 = maxp.x
local z1 = maxp.z
local debug = snow.debug
local min_height = snow.min_height
local spawn_pine = snow.voxelmanip_pine
local smooth = snow.smooth_biomes
local legacy = snow.legacy
local c_dirt_with_grass = minetest.get_content_id("default:dirt_with_grass")
local c_dirt = minetest.get_content_id("default:dirt")
@ -91,30 +93,21 @@ minetest.register_on_generated(function(minp, maxp, seed)
local area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
local data = vm:get_data()
local snow_tab,num = {},1
local sidelen = x1 - x0 + 1
local chulens = {x=sidelen, y=sidelen, z=sidelen}
local minpos = {x=x0, y=z0}
local nvals_cold = minetest.get_perlin_map(np_cold, chulens):get2dMap_flat({x=x0, y=z0})
local nvals_ice = minetest.get_perlin_map(np_ice, chulens):get2dMap_flat({x=x0, y=z0})
-- Choose biomes
local pr = PseudoRandom(seed+57)
local biome
-- Land biomes
biome = pr:next(1, 5)
local biome = pr:next(1, 5)
local snowy = biome == 1 -- spawns alot of snow
local plain = biome == 2 -- spawns not much
local alpine = biome == 3 -- rocky terrain
-- Water biomes
local biome2 = pr:next(1, 5)
local cool = biome == 1 -- only spawns ice on edge of water
local icebergs = biome == 2
local icesheet = biome == 3
local icecave = biome == 4
local icehole = biome == 5 -- icesheet with holes
-- Misc biome settings
local icy = pr:next(1, 2) == 2 -- if enabled spawns ice in sand instead of snow blocks
local mossy = pr:next(1,2) == 1 -- spawns moss in snow
local shrubs = pr:next(1,2) == 1 -- spawns dry shrubs in snow
local pines = pr:next(1,2) == 1 -- spawns pines
-- Reseed random
@ -135,11 +128,12 @@ minetest.register_on_generated(function(minp, maxp, seed)
end
if not in_biome then
if alpine == true and test > 0.43 then
if alpine and test > 0.43 then
local ground_y = nil
for y = maxp.y, minp.y, -1 do
local nodid = data[area:index(x, y, z)]
if nodid ~= c_air and nodid ~= c_ignore then
if nodid ~= c_air
and nodid ~= c_ignore then
ground_y = y
break
end
@ -147,7 +141,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
if ground_y then
local vi = area:index(x, ground_y, z)
if data[vi] == c_leaves or data[vi] == c_jungleleaves then
if data[vi] == c_leaves or data[vi] == c_jungleleaves then
for y = ground_y, -16, -1 do
local vi = area:index(x, y, z)
local id = data[vi]
@ -155,7 +149,6 @@ minetest.register_on_generated(function(minp, maxp, seed)
if id == c_leaves
or id == c_jungleleaves
or id == c_tree
or id == c_air
or id == c_apple then
data[vi] = c_air
else
@ -163,15 +156,15 @@ minetest.register_on_generated(function(minp, maxp, seed)
end
end
end
end
end
end
end
end
end
elseif in_biome then
write_to_map = true
local icetype = nvals_ice[ni]
local cool = icetype > 0
local cool = icetype > 0 -- only spawns ice on edge of water
local icebergs = icetype > -0.2 and icetype <= 0
local icehole = icetype > -0.4 and icetype <= -0.2
local icehole = icetype > -0.4 and icetype <= -0.2 -- icesheet with holes
local icesheet = icetype > -0.6 and icetype <= -0.4
local icecave = icetype <= -0.6
@ -183,7 +176,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
break
end
end
if ground_y then
local node = area:index(x, ground_y, z)
local abovenode = area:index(x, ground_y+1, z)
@ -191,7 +184,8 @@ minetest.register_on_generated(function(minp, maxp, seed)
if ground_y and data[node] == c_dirt_with_grass then
if alpine and test > 0.53 then
data[abovenode] = c_snow
snow_tab[num] = {abovenode, z, x, test}
num = num+1
for y = ground_y, -6, -1 do
local vi = area:index(x, y, z)
if data[vi] == c_stone then
@ -210,18 +204,21 @@ minetest.register_on_generated(function(minp, maxp, seed)
data[abovenode] = c_snow_block
else
data[node] = c_dirt_with_snow
data[abovenode] = c_snow
snow_tab[num] = {abovenode, z, x, test}
num = num+1
end
elseif ground_y and data[node] == c_sand then
if not icy then
data[abovenode] = c_snow
snow_tab[num] = {abovenode, z, x, test}
num = num+1
else
data[node] = c_ice
end
elseif ground_y and data[node] == c_leaves
or data[node] == c_jungleleaves or data[node] == c_apple then
if alpine then
data[abovenode] = c_snow
snow_tab[num] = {abovenode, z, x, test}
num = num+1
for y = ground_y, -6, -1 do
local stone = area:index(x, y, z)
if data[stone] == c_stone then
@ -231,54 +228,64 @@ minetest.register_on_generated(function(minp, maxp, seed)
end
end
else
data[abovenode] = c_snow
snow_tab[num] = {abovenode, z, x, test}
num = num+1
end
elseif ground_y and data[node] == c_junglegrass then
elseif ground_y
and data[node] == c_junglegrass then
data[node] = c_dry_shrub
elseif ground_y and data[node] == c_papyrus then
elseif ground_y
and data[node] == c_papyrus then
for y = ground_y, ground_y-4, -1 do
local vi = area:index(x, y, z)
if data[vi] == c_papyrus then
local via = area:index(x, ground_y, z)
data[via] = c_snow
snow_tab[num] = {area:index(x, ground_y, z), z, x, test}
num = num+1
data[vi] = c_snow_block
end
end
elseif ground_y and data[node] == c_water then
if not icesheet and not icecave and not icehole then
elseif ground_y
and data[node] == c_water then
if not icesheet
and not icecave
and not icehole then
local x1 = data[area:index(x+1, ground_y, z)]
local z1 = data[area:index(x, ground_y, z+1)]
local xz1 = data[area:index(x+1, ground_y, z+1)]
local xz2 = data[area:index(x-1, ground_y, z-1)]
local x2 = data[area:index(x-1, ground_y, z)]
local z2 = data[area:index(x, ground_y, z-1)]
local rand = (pr:next(1,4) == 1) and (cool or icebergs)
local ice
if rand then
for _,i in ipairs({x1,z1,xz1,xz2,x2,z2}) do
if i == c_ice then
ice = true
break
end
end
end
if not ice then
for _,i in ipairs({x1,z1,xz1,xz2,x2,z2}) do
if i ~= c_water
and i ~= c_ice
and i ~= c_air
and i ~= c_ignore then
ice = true
break
end
end
end
local y = data[area:index(x, ground_y-1, z)]
local rand = pr:next(1,4) == 1
if ((x1 and x1 ~= c_water and x1 ~= c_ice
and x1 ~= c_air and x1 ~= c_ignore)
or (rand and (cool or icebergs) and x1 == c_ice))
or ((z1 and z1 ~= c_water and z1 ~= c_ice
and z1 ~= c_air and z1 ~= c_ignore)
or (rand and (cool or icebergs) and z1 == c_ice))
or ((xz1 and xz1 ~= c_water and xz1 ~= c_ice
and xz1 ~= c_air and xz1 ~= c_ignore)
or (rand and (cool or icebergs) and xz1 == c_ice))
or ((xz2 and xz2 ~= c_water and xz2 ~= c_ice
and xz2 ~= c_air and xz2 ~= c_ignore)
or (rand and (cool or icebergs) and xz2 == c_ice))
or ((x2 and x2 ~= c_water and x2 ~= c_ice
and x2 ~= c_air and x2 ~= c_ignore)
or (rand and (cool or icebergs) and x2 == c_ice))
or ((z2 and z2 ~= c_water and z2 ~= c_ice
and z2 ~= c_air and z2 ~= c_ignore)
or (rand and (cool or icebergs) and z2 == c_ice))
if ice
or (y ~= c_water and y ~= c_ice) -- and y ~= "air") …I don't think y can be a string here ~HybridDog
or (icebergs and pr:next(1,6) == 1) then
data[node] = c_ice
end
else
if (icehole and pr:next(1,10) > 1)
or icecave or icesheet then
or icecave
or icesheet then
data[node] = c_ice
end
if icecave then
@ -299,15 +306,46 @@ minetest.register_on_generated(function(minp, maxp, seed)
end
end
local param2s
if num ~= 1 then
local wsz, wsx
for _,i in pairs(snow_tab) do
local p,z,x,test = unpack(i)
data[p] = c_snow
test = test-0.73
if test > 0 then
local minh = math.floor(test*4*9)%9+1
if minh ~= 1 then
if not wsz then
wsz = get_ws_list(5, z0)
wsx = get_ws_list(2, x0)
param2s = vm:get_param2_data()
end
local h = math.min(minh, math.floor(wsx[x]+wsz[z]*5)%9+1)
if h ~= 1 then
if h == 9 then
h = 4
end
param2s[p] = h*7
end
end
end
end
end
vm:set_data(data)
if param2s then
vm:set_param2_data(param2s)
end
vm:set_lighting({day=0, night=0})
vm:calc_lighting()
vm:write_to_map()
if write_to_map and debug then -- print if any column of mapchunk was snow biome
local biome_string,biome2_string = biome_to_string(biome,biome2)
if write_to_map
and snow.debug then -- print if any column of mapchunk was snow biome
local biome_string = biome_to_string(biome)
local chugent = math.ceil((os.clock() - t1) * 1000)
print("[snow] "..biome_string.." and "..biome2_string.." x "..minp.x.." z "..minp.z.." time "..chugent.." ms")
print("[snow] "..biome_string.." x "..minp.x.." z "..minp.z.." time "..chugent.." ms")
end
end)

4
mods/snow/src/mapgen_v7.lua
View File

@ -55,12 +55,12 @@ minetest.register_biome({
minetest.register_biome({
name = "snow_biome_sand",
node_top = "default:sand",
depth_top = 3,
node_filler = "default:stone",
depth_filler = 0,
height_min = -31000,
height_max = 2,
heat_point = 10.0,

42
mods/snow/src/nodes.lua
View File

@ -35,10 +35,10 @@ The Xmas tree needles are registred and defined a farther down in this nodes.lua
~ LazyJ
--]]
if snow.christmas_content then
--Christmas trees
minetest.override_item("snow:needles", {
drop = {
max_items = 1,
@ -61,9 +61,9 @@ if snow.christmas_content then
}
}
})
end
end
--Christmas easter egg
minetest.register_on_mapgen_init( function()
if rawget(_G, "skins") then
@ -75,7 +75,7 @@ end
--[[
Original, static Xmas lights. Keep so people can "turn off" the
Original, static Xmas lights. Keep so people can "turn off" the
animation if it is too much for them. ~ LazyJ
--Decorated Pine leaves
@ -179,7 +179,7 @@ minetest.register_node("snow:sapling_pine", {
walkable = false,
groups = {snappy=2,dig_immediate=3},
sounds = default.node_sound_defaults(),
})
@ -197,8 +197,9 @@ minetest.register_node("snow:star", {
--groups = {snappy=2,dig_immediate=3},
groups = {cracky=1, crumbly=1, choppy=1, oddly_breakable_by_hand=1}, -- Don't want the ornament breaking too easily because you have to punch it to turn it on and off. ~ LazyJ
sounds = default.node_sound_glass_defaults({dig = {name="default_glass_footstep", gain=0.2}}), -- Breaking "glass" sound makes it sound like a real, broken, Xmas tree ornament (Sorry, Mom!). ;)- ~ LazyJ
on_punch = function(pos, node, puncher) -- Added a "lit" star that can be punched on or off depending on your preference. ~ LazyJ
minetest.set_node(pos, {name = "snow:star_lit"})
on_punch = function(pos, node) -- Added a "lit" star that can be punched on or off depending on your preference. ~ LazyJ
node.name = "snow:star_lit"
minetest.set_node(pos, node)
nodeupdate(pos)
end,
})
@ -217,8 +218,9 @@ minetest.register_node("snow:star_lit", {
drop = "snow:star",
groups = {cracky=1, crumbly=1, choppy=1, oddly_breakable_by_hand=1, not_in_creative_inventory=1},
sounds = default.node_sound_glass_defaults({dig = {name="default_glass_footstep", gain=0.2}}),
on_punch = function(pos, node, puncher)
minetest.set_node(pos, {name = "snow:star"})
on_punch = function(pos, node)
node.name = "snow:star"
minetest.set_node(pos, node)
nodeupdate(pos)
end,
})
@ -264,9 +266,9 @@ minetest.register_node("snow:snow_brick", {
liquidtype = "none",
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir", -- Allow blocks to be rotated with the screwdriver or
paramtype2 = "facedir", -- Allow blocks to be rotated with the screwdriver or
-- by player position. ~ LazyJ
-- I made this a little harder to dig than snow blocks because
-- I made this a little harder to dig than snow blocks because
-- I imagine snow brick as being much more dense and solid than fluffy snow. ~ LazyJ
groups = {cracky=2, crumbly=2, choppy=2, oddly_breakable_by_hand=2, melts=1, icemaker=1, cooks_into_ice=1},
--Let's use the new snow sounds instead of the old grass sounds. ~ LazyJ
@ -276,7 +278,7 @@ minetest.register_node("snow:snow_brick", {
dug = {name="default_snow_footstep", gain=0.75},
place = {name="default_place_node", gain=1.0}
}),
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could also
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could also
-- double as dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ
on_construct = snow_onto_dirt
})
@ -291,9 +293,9 @@ minetest.register_node("snow:snow_cobble", {
is_ground_content = true,
liquidtype = "none",
paramtype = "light",
sunlight_propagates = true,
sunlight_propagates = true,
paramtype2 = "facedir",
-- I made this a little harder to dig than snow blocks because
-- I made this a little harder to dig than snow blocks because
-- I imagine snow brick as being much more dense and solid than fluffy snow. ~ LazyJ
groups = {cracky=2, crumbly=2, choppy=2, oddly_breakable_by_hand=2, melts=1, icemaker=1, cooks_into_ice=1},
sounds = default.node_sound_dirt_defaults({
@ -302,7 +304,7 @@ minetest.register_node("snow:snow_cobble", {
dug = {name="default_snow_footstep", gain=0.75},
place = {name="default_place_node", gain=1.0}
}),
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could also
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could also
-- double as dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ
on_construct = snow_onto_dirt
})
@ -313,7 +315,7 @@ minetest.register_node("snow:snow_cobble", {
-- This adds code to the existing default ice. ~ LazyJ
minetest.override_item("default:ice", {
-- The Lines: 1. Alpah to make semi-transparent ice, 2 to work with
-- The Lines: 1. Alpah to make semi-transparent ice, 2 to work with
-- the dirt_with_grass/snow/just dirt ABMs. ~ LazyJ, 2014_03_09
use_texture_alpha = true, -- 1
param2 = 0,
@ -328,7 +330,7 @@ minetest.override_item("default:ice", {
on_construct = snow_onto_dirt,
liquids_pointable = true,
--Make ice freeze over when placed by a maximum of 10 blocks.
after_place_node = function(pos, placer, itemstack, pointed_thing)
after_place_node = function(pos)
minetest.set_node(pos, {name="default:ice", param2=math.random(0,10)})
end
})
@ -344,6 +346,6 @@ minetest.override_item("default:snowblock", {
groups = {cracky=3, crumbly=3, choppy=3, oddly_breakable_by_hand=3, melts=1, icemaker=1, cooks_into_ice=1, falling_node=1},
--drop = "snow:snow_cobble",
on_construct = snow_onto_dirt
-- Thinking in terms of layers, dirt_with_snow could also double as
-- Thinking in terms of layers, dirt_with_snow could also double as
-- dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ, 2014_04_04
})

202
mods/snow/src/sled.lua
View File

@ -15,9 +15,9 @@ THE LIST OF CHANGES I'VE MADE
* The HUD message that displayed when a player sat on the sled would not go away after the player
got off the sled. I spent hours on trial-and-error while reading the lua_api.txt and scrounging
the Internet for a needle-in-the-haystack solution as to why the hud_remove wasn't working.
* The HUD message that displayed when a player sat on the sled would not go away after the player
got off the sled. I spent hours on trial-and-error while reading the lua_api.txt and scrounging
the Internet for a needle-in-the-haystack solution as to why the hud_remove wasn't working.
Turns out Splizard's code was mostly correct, just not assembled in the right order.
The key to the solution was found in the code of leetelate's scuba mod:
@ -30,15 +30,16 @@ http://forum.minetest.net/viewtopic.php?id=7175
TODO
~~~~~~
* Figure out why the player avatars remain in a seated position, even after getting off the sled,
if they flew while on the sled. 'default.player_set_animation', where is a better explanation
* Figure out why the player avatars remain in a seated position, even after getting off the sled,
if they flew while on the sled. 'default.player_set_animation', where is a better explanation
for this and what are it's available options?
* Go through, clean-up my notes and get them better sorted. Some are in the code, some are
scattered in my note-taking program. This "Oh, I'll just make a little tweak here and a
little tweak there" project has evolved into something much bigger and more complex
* Go through, clean-up my notes and get them better sorted. Some are in the code, some are
scattered in my note-taking program. This "Oh, I'll just make a little tweak here and a
little tweak there" project has evolved into something much bigger and more complex
than I originally planned. :p ~ LazyJ
* find out why the sled disappears after rightclicking it ~ HybridDog
--]]
@ -52,9 +53,19 @@ than I originally planned. :p ~ LazyJ
-- Helper functions
--
vector.zero = vector.zero or {x=0, y=0, z=0}
local function table_find(t, v)
for i = 1,#t do
if t[i] == v then
return true
end
end
return false
end
local function is_water(pos)
local nn = minetest.get_node(pos).name
return minetest.get_item_group(nn, "water") ~= 0
return minetest.get_item_group(minetest.get_node(pos).name, "water") ~= 0
end
@ -63,105 +74,116 @@ end
--
local sled = {
physical = false,
physical = true,
collisionbox = {-0.6,-0.25,-0.6, 0.6,0.3,0.6},
visual = "mesh",
mesh = "sled.x",
textures = {"sled.png"},
nil,
driver = nil,
sliding = false,
}
local players_sled = {}
local function join_sled(self, player)
local pos = self.object:getpos()
player:setpos(pos)
local name = player:get_player_name()
players_sled[name] = true
default.player_attached[name] = true
default.player_set_animation(player, "sit" , 30)
self.driver = name
self.object:set_attach(player, "", {x=0,y=-9,z=0}, {x=0,y=90,z=0})
self.object:setyaw(player:get_look_yaw())-- - math.pi/2)
end
function sled:on_rightclick(clicker)
if (not self.driver) and snow.sleds then
players_sled[clicker:get_player_name()] = true
self.driver = clicker
self.object:set_attach(clicker, "", {x=0,y=-9,z=0}, {x=0,y=90,z=0})
clicker:set_physics_override({
speed = 2, -- multiplier to default value
jump = 0, -- multiplier to default value
gravity = 1
})
--[[
local HUD =
{
hud_elem_type = "text", -- see HUD element types
position = {x=0.5, y=0.89},
name = "sled",
scale = {x=2, y=2},
text = "You are sledding, hold sneak to stop.",
direction = 0,
}
clicker:hud_add(HUD)
--]]
local function leave_sled(self, player)
local name = player:get_player_name()
players_sled[name] = false
self.driver = nil
player:set_detach()
default.player_attached[name] = false
default.player_set_animation(player, "stand" , 30)
player:set_physics_override({
speed = 1,
jump = 1,
})
player:hud_remove(self.HUD) -- And here is part 2. ~ LazyJ
self.object:remove()
--Give the sled back again
player:get_inventory():add_item("main", "snow:sled")
end
function sled:on_rightclick(player)
if self.driver
or not snow.sleds then
return
end
join_sled(self, player)
player:set_physics_override({
speed = 2, -- multiplier to default value
jump = 0, -- multiplier to default value
})
-- Here is part 1 of the fix. ~ LazyJ
self.HUD = clicker:hud_add({
hud_elem_type = "text",
position = {x=0.5, y=0.89},
name = "sled",
scale = {x=2, y=2},
text = "You are on the sled! Press the sneak key to get off the sled.", -- LazyJ
direction = 0,
})
-- End part 1
end
self.HUD = player:hud_add({
hud_elem_type = "text",
position = {x=0.5, y=0.89},
name = "sled",
scale = {x=2, y=2},
text = "You are on the sled! Press the sneak key to get off the sled.", -- LazyJ
direction = 0,
})
-- End part 1
end
function sled:on_activate(staticdata, dtime_s)
self.object:set_armor_groups({immortal=1})
self.object:setacceleration({x=0, y=-10, z=0})
if staticdata then
self.v = tonumber(staticdata)
end
end
function sled:get_staticdata()
return tostring(v)
return tostring(self.v)
end
function sled:on_punch(puncher, time_from_last_punch, tool_capabilities, direction)
function sled:on_punch(puncher)
self.object:remove()
if puncher and puncher:is_player() then
if puncher
and puncher:is_player() then
puncher:get_inventory():add_item("main", "snow:sled")
end
end
minetest.register_globalstep(function(dtime)
for _, player in pairs(minetest.get_connected_players()) do
if players_sled[player:get_player_name()] then
default.player_set_animation(player, "sit", 0)
end
local driveable_nodes = {"default:snow","default:snowblock","default:ice","default:dirt_with_snow", "group:icemaker"}
local function accelerating_possible(pos)
if is_water(pos) then
return false
end
end)
if table_find(driveable_nodes, minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name) then
return true
end
return false
end
local timer = 0
function sled:on_step(dtime)
if self.driver then
local p = self.object:getpos()
p.y = p.y+0.4
local s = self.object:getpos()
s.y = s.y -0.5
local keys = self.driver:get_player_control()
if keys["sneak"] or is_water(p) or (not minetest.find_node_near(s, 1, {"default:snow","default:snowblock","default:ice","default:dirt_with_snow", "group:icemaker"})) then -- LazyJ
self.driver:set_physics_override({
speed = 1, -- multiplier to default value
jump = 1, -- multiplier to default value
gravity = 1
})
players_sled[self.driver:get_player_name()] = false
self.object:set_detach()
--self.driver:hud_remove("sled")
self.driver:hud_remove(self.HUD) -- And here is part 2. ~ LazyJ
self.driver = nil
self.object:remove()
end
if not self.driver then
return
end
timer = timer+dtime
if timer < 1 then
return
end
timer = 0
local player = minetest.get_player_by_name(self.driver)
if not player then
return
end
if player:get_player_control().sneak
or not accelerating_possible(vector.round(self.object:getpos())) then
leave_sled(self, player)
end
end
@ -175,16 +197,18 @@ minetest.register_craftitem("snow:sled", {
wield_scale = {x=2, y=2, z=1},
liquids_pointable = true,
stack_max = 1,
on_use = function(itemstack, placer)
local pos = {x=0,y=-1000, z=0}
local name = placer:get_player_name()
local player_pos = placer:getpos()
if not players_sled[name] then
if minetest.get_node(player_pos).name == "default:snow" then
local sled = minetest.add_entity(pos, "snow:sled")
sled:get_luaentity():on_rightclick(placer)
end
on_use = function(itemstack, placer)
if players_sled[placer:get_player_name()] then
return
end
local pos = placer:getpos()
if accelerating_possible(vector.round(pos)) then
pos.y = pos.y+0.5
--Get on the sled and remove it from inventory.
minetest.add_entity(pos, "snow:sled"):right_click(placer)
itemstack:take_item(); return itemstack
end
end,
})

286
mods/snow/src/snowball.lua
View File

@ -3,63 +3,151 @@
--============
-- Snowballs were destroying nodes if the snowballs landed just right.
-- Quite a bit of trial-and-error learning here and it boiled down to a
-- Quite a bit of trial-and-error learning here and it boiled down to a
-- small handful of code lines making the difference. ~ LazyJ
local snowball_GRAVITY=9
local snowball_VELOCITY=19
local creative_mode = minetest.setting_getbool("creative_mode")
local function get_gravity()
local grav = tonumber(minetest.setting_get("movement_gravity")) or 9.81
return grav*snow.snowball_gravity
end
local someone_throwing
local timer = 0
--Shoot snowball
local snow_shoot_snowball=function (item, player, pointed_thing)
local playerpos=player:getpos()
local obj=minetest.add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "snow:snowball_entity")
local dir=player:get_look_dir()
obj:setvelocity({x=dir.x*snowball_VELOCITY, y=dir.y*snowball_VELOCITY, z=dir.z*snowball_VELOCITY})
obj:setacceleration({x=dir.x*-3, y=-snowball_GRAVITY, z=dir.z*-3})
local function snow_shoot_snowball(item, player)
local addp = {y = 1.625} -- + (math.random()-0.5)/5}
local dir = player:get_look_dir()
local dif = 2*math.sqrt(dir.z*dir.z+dir.x*dir.x)
addp.x = dir.z/dif -- + (math.random()-0.5)/5
addp.z = -dir.x/dif -- + (math.random()-0.5)/5
local pos = vector.add(player:getpos(), addp)
local obj = minetest.add_entity(pos, "snow:snowball_entity")
obj:setvelocity(vector.multiply(dir, snow.snowball_velocity))
obj:setacceleration({x=dir.x*-3, y=-get_gravity(), z=dir.z*-3})
if creative_mode then
if not someone_throwing then
someone_throwing = true
timer = -0.5
end
return
end
item:take_item()
return item
end
if creative_mode then
local function update_step(dtime)
timer = timer+dtime
if timer < 0.006 then
return
end
timer = 0
local active
for _,player in pairs(minetest.get_connected_players()) do
if player:get_player_control().LMB then
local item = player:get_wielded_item()
local itemname = item:get_name()
if itemname == "default:snow" then
snow_shoot_snowball(nil, player)
active = true
break
end
end
end
-- disable the function if noone currently throws them
if not active then
someone_throwing = false
end
end
-- do automatic throwing using a globalstep
minetest.register_globalstep(function(dtime)
-- only if one holds left click
if someone_throwing then
update_step(dtime)
end
end)
end
--The snowball Entity
snow_snowball_ENTITY={
local snow_snowball_ENTITY = {
physical = false,
timer=0,
textures = {"default_snowball.png"},
lastpos={},
collisionbox = {0,0,0,0,0,0},
timer = 0,
collisionbox = {-5/16,-5/16,-5/16, 5/16,5/16,5/16},
}
--Snowball_entity.on_step()--> called when snowball is moving.
snow_snowball_ENTITY.on_step = function(self, dtime)
self.timer=self.timer+dtime
local pos = self.object:getpos()
local node = minetest.get_node(pos)
function snow_snowball_ENTITY.on_activate(self)
self.object:set_properties({textures = {"default_snowball.png^[transform"..math.random(0,7)}})
self.object:setacceleration({x=0, y=-get_gravity(), z=0})
self.lastpos = self.object:getpos()
minetest.after(0.1, function(obj)
if not obj then
return
end
local vel = obj:getvelocity()
if vel
and vel.y ~= 0 then
return
end
minetest.after(0, function(obj)
if not obj then
return
end
local vel = obj:getvelocity()
if not vel
or vel.y == 0 then
obj:remove()
end
end, obj)
end, self.object)
end
--Become item when hitting a node.
if self.lastpos.x~=nil then --If there is no lastpos for some reason. ~ Splizard
-- Check to see what is one node above where the snow is
-- going to be placed. ~ LazyJ, 2014_04_08
local abovesnowballtarget = {x=pos.x, y=pos.y+1, z=pos.z}
-- Identify the name of the node that was found above. ~ LazyJ, 2014_04_08
local findwhatisabove = minetest.get_node(abovesnowballtarget).name
-- If the node above is air, then it's OK to go on to the next step. ~ LazyJ, 2014_04_08
if findwhatisabove == "air" then
-- If the node where the snow is going is anything except air, then it's OK to put
-- the snow on it. ~ Original line of code by Splizard, comment by LazyJ so I can
-- keep track of what this code does. ~ LazyJ, 2014_04_07
if node.name ~= "air" then
snow.place(pos) -- this is the original code, I replaced it with
-- minetest.place_node and bumped the y position up by 2 (make the snow drop
-- from a node above and pile up). ~ LazyJ, 2014_04_07
--minetest.place_node({x=pos.x, y=pos.y+2, z=pos.z}, {name="default:snow"})
self.object:remove()
end
else -- If findwhatisabove is not equal to "air" then cancel the snowball
-- with self.object:remove() ~ LazyJ, 2014_04_08
self.object:remove()
end
--Snowball_entity.on_step()--> called when snowball is moving.
function snow_snowball_ENTITY.on_step(self, dtime)
self.timer = self.timer+dtime
if self.timer > 600 then
-- 10 minutes are too long for a snowball to fly somewhere
self.object:remove()
end
self.lastpos={x=pos.x, y=pos.y, z=pos.z}
if self.physical then
local fell = self.object:getvelocity().y == 0
if not fell then
return
end
local pos = vector.round(self.object:getpos())
if minetest.get_node(pos).name == "air" then
pos.y = pos.y-1
if minetest.get_node(pos).name == "air" then
return
end
end
snow.place(pos)
self.object:remove()
return
end
local pos = vector.round(self.object:getpos())
if vector.equals(pos, self.lastpos) then
return
end
if minetest.get_node(pos).name ~= "air" then
self.object:setacceleration({x=0, y=-get_gravity(), z=0})
--self.object:setvelocity({x=0, y=0, z=0})
pos = self.lastpos
self.object:setpos(pos)
local gain = vector.length(self.object:getvelocity())/30
minetest.sound_play("default_snow_footstep", {pos=pos, gain=gain})
self.object:set_properties({physical = true})
self.physical = true
return
end
self.lastpos = vector.new(pos)
end
@ -70,8 +158,8 @@ minetest.register_entity("snow:snowball_entity", snow_snowball_ENTITY)
-- Snowball and Default Snowball Merged
-- They both look the same, they do basically the same thing (except one is a leftclick throw
-- and the other is a rightclick drop),... Why not combine snow:snowball with default:snow and
-- They both look the same, they do basically the same thing (except one is a leftclick throw
-- and the other is a rightclick drop),... Why not combine snow:snowball with default:snow and
-- benefit from both? ~ LazyJ, 2014_04_08
--[[ Save this for reference and occasionally compare to the default code for any updates.
@ -118,16 +206,8 @@ minetest.override_item("default:snow", {
drop = {
max_items = 2,
items = {
{
-- player will get sapling with 1/20 chance
items = {'snow:moss'},
rarity = 20,
},
{
-- player will get leaves only if he get no saplings,
-- this is because max_items is 1
items = {'default:snow'},
}
{items = {'snow:moss'}, rarity = 20,},
{items = {'default:snow'},}
}
},
leveled = 7,
@ -137,88 +217,78 @@ minetest.override_item("default:snow", {
{-0.5, -0.5, -0.5, 0.5, -0.5, 0.5},
},
},
groups = {cracky=3, crumbly=3, choppy=3, oddly_breakable_by_hand=3,falling_node=1, melts=2, float=1},
groups = {cracky=3, crumbly=3, choppy=3, oddly_breakable_by_hand=3, falling_node=1, melts=2, float=1},
sunlight_propagates = true,
--Disable placement prediction for snow.
node_placement_prediction = "",
on_construct = function(pos)
if minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name == "default:dirt_with_grass"
or minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name == "default:dirt" then
minetest.set_node({x=pos.x, y=pos.y-1, z=pos.z}, {name="default:dirt_with_snow"})
pos.y = pos.y-1
local node = minetest.get_node(pos)
if node.name == "default:dirt_with_grass"
or node.name == "default:dirt" then
node.name = "default:dirt_with_snow"
minetest.set_node(pos, node)
end
end,
--Remove dirt_with_snow and replace with dirt_with_grass.
--[[after_destruct = function(pos)
if minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name == "default:dirt_with_snow" then
minetest.set_node({x=pos.x, y=pos.y-1, z=pos.z}, {name="default:dirt_with_grass"})
end
end,]]
--Handle node drops due to node level.
on_dig = function(pos, node, digger)
local level = minetest.get_node_level(pos)
minetest.node_dig(pos, node, digger)
if minetest.get_node(pos).name ~= node.name then
if digger:get_inventory() then
local _, dropped_item
local left = digger:get_inventory():add_item("main", "default:snow "..tostring(level/7-1))
if not left:is_empty() then
local p = {
x = pos.x + math.random()/2-0.25,
y = pos.y + math.random()/2-0.25,
z = pos.z + math.random()/2-0.25,
}
minetest.add_item(p, left)
end
local inv = digger:get_inventory()
if not inv then
return
end
local left = inv:add_item("main", "default:snow "..tostring(level/7-1))
if not left:is_empty() then
minetest.add_item({
x = pos.x + math.random()/2-0.25,
y = pos.y + math.random()/2-0.25,
z = pos.z + math.random()/2-0.25,
}, left)
end
end
end,
--Manage snow levels.
on_place = function(itemstack, placer, pointed_thing)
local node
local above
local level
local under = pointed_thing.under
local oldnode_under = minetest.get_node_or_nil(under)
local above = pointed_thing.above
local oldnode_above = minetest.get_node_or_nil(above)
if not oldnode_under or not oldnode_above then
if not oldnode_under
or not above then
return
end
local olddef_under = ItemStack({name=oldnode_under.name}):get_definition()
olddef_under = olddef_under or minetest.nodedef_default
local olddef_above = ItemStack({name=oldnode_above.name}):get_definition()
olddef_above = olddef_above or minetest.nodedef_default
-- Place above pointed node
local place_to = {x = above.x, y = above.y, z = above.z}
local place_to
-- If node under is buildable_to, place into it instead (eg. snow)
if olddef_under.buildable_to then
place_to = {x = under.x, y = under.y, z = under.z}
place_to = under
else
-- Place above pointed node
place_to = above
end
node = minetest.get_node(place_to)
level = minetest.get_node_level(place_to)
local level = minetest.get_node_level(place_to)
if level == 63 then
minetest.set_node(place_to, {name="default:snowblock"})
else
minetest.set_node_level(place_to, level+7)
end
if node.name ~= "default:snow" then
if minetest.get_node(place_to).name ~= "default:snow" then
local itemstack, placed = minetest.item_place_node(itemstack, placer, pointed_thing)
return itemstack, placed
end
itemstack:take_item()
return itemstack
end,
on_use = snow_shoot_snowball -- This line is from the 'Snow' mod,
-- the reset is default Minetest. ~ LazyJ
on_use = snow_shoot_snowball
})
@ -230,16 +300,16 @@ On servers where buckets are disabled, snow and ice stuff is used to set water f
water stuff like fountains, pools, ponds, ect.. It is a common practice to set a default torch on
the snow placed where the players want water to be.
If you place a default torch *on* default snow to melt it, instead of melting the snow is
*replaced* by the torch. Using "buildable_to = false" would fix this but then the snow would no
If you place a default torch *on* default snow to melt it, instead of melting the snow is
*replaced* by the torch. Using "buildable_to = false" would fix this but then the snow would no
longer pile-up in layers; the snow would stack like thin shelves in a vertical column.
I tinkered with the default torch's code (see below) to check for snow at the position and one
node above (layered snow logs as the next y position above) but default snow's
"buildable_to = true" always happened first. An interesting exercise to better learn how Minetest
works, but otherwise not worth it. If you set a regular torch near snow, the snow will melt
and disappear leaving you with nearly the same end result anyway. I say "nearly the same"
because if you set a default torch on layered snow, the torch will replace the snow and be
I tinkered with the default torch's code (see below) to check for snow at the position and one
node above (layered snow logs as the next y position above) but default snow's
"buildable_to = true" always happened first. An interesting exercise to better learn how Minetest
works, but otherwise not worth it. If you set a regular torch near snow, the snow will melt
and disappear leaving you with nearly the same end result anyway. I say "nearly the same"
because if you set a default torch on layered snow, the torch will replace the snow and be
lit on the ground. If you were able to set a default torch *on* layered snow, the snow would
melt and the torch would become a dropped item.
@ -255,7 +325,7 @@ local can_place_torch_on_top = function(pos)
or minetest.get_node({x=pos.x, y=pos.y+1, z=pos.z}).name == "default:snow" then
minetest.override_item("default:snow", {buildable_to = false,})
end
end
end
--]]

36
mods/snow/src/stairsplus.lua
View File

@ -47,7 +47,7 @@ There is one in each of the "stairsplus.register_all" sections.
-- First, let's run a check to see if MoreBlocks is installed; we're going to need it for the
-- First, let's run a check to see if MoreBlocks is installed; we're going to need it for the
-- next section of stairsplus stuff. ~LazyJ
if (minetest.get_modpath("moreblocks"))
@ -70,7 +70,7 @@ end
-- Leave commented out. Another, possible piece of the puzzle, as to why the placement of
-- Leave commented out. Another, possible piece of the puzzle, as to why the placement of
-- stairsplus nodes aren't recorded in the logs. Shelved till I can concentrate on it again.
-- ~ LazyJ
@ -134,7 +134,7 @@ end
end
return itemstack
end
-- Upside down slabs
if p0.y-1 == p1.y then
-- Turn into full block if pointing at a existing slab
@ -175,10 +175,10 @@ end
--[[
Below, in the "groups" line there is a "melts" category. Back in the ABMs lua file, melting
code, melts=1 will produce a water_source when the full-sized snow/ice block is melted making
a big, watery mess. melts=2 will produce a water_source only for a moment, then it changes back
to water_flowing and then dries-up and disappears. I gave these stairs/slabs/panels/microblocks
Below, in the "groups" line there is a "melts" category. Back in the ABMs lua file, melting
code, melts=1 will produce a water_source when the full-sized snow/ice block is melted making
a big, watery mess. melts=2 will produce a water_source only for a moment, then it changes back
to water_flowing and then dries-up and disappears. I gave these stairs/slabs/panels/microblocks
a melts value of 2 instead of 1 because they are not full blocks.
~ LazyJ
@ -189,26 +189,26 @@ a melts value of 2 instead of 1 because they are not full blocks.
local ndef = minetest.registered_nodes["default:ice"]
local groups = {}
for k, v in pairs(ndef.groups) do groups[k] = v end
stairsplus:register_all("moreblocks", "ice", "default:ice", {
description = ndef.description,
paramtype2 = "facedir",
-- Added "icemaker=1" in groups. This ties into the freezing
-- Added "icemaker=1" in groups. This ties into the freezing
-- function in the ABMs.lua file. ~ LazyJ
groups = {cracky=1, crumbly=1, choppy=1, oddly_breakable_by_hand=1, melts=2, icemaker=1},
sounds = default.node_sound_glass_defaults(),
tiles = ndef.tiles,
-- Because of the "use_texture_alpha" line, that gives ice transparency, I couldn't combine
-- default ice and default snowblocks in a list like MoreBlocks does. ~ LazyJ
use_texture_alpha = true,
use_texture_alpha = true,
sunlight_propagates = true,
-- This "on_place" line makes placing these nodes recorded in the logs.
-- Useful for investigating griefings and determining ownership
-- BUT these nodes will nolonger auto-rotate into position. ~ LazyJ
--on_place = minetest.item_place,
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could
-- also double as dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ
on_construct = function(pos)
pos.y = pos.y - 1
@ -224,11 +224,11 @@ a melts value of 2 instead of 1 because they are not full blocks.
local ndef = minetest.registered_nodes["default:snowblock"]
local groups = {}
for k, v in pairs(ndef.groups) do groups[k] = v end
stairsplus:register_all("moreblocks", "snowblock", "default:snowblock", {
description = ndef.description,
paramtype2 = "facedir",
-- Added "icemaker=1" in groups. This ties into the freezing function
-- Added "icemaker=1" in groups. This ties into the freezing function
-- in the ABMs.lua file. ~ LazyJ
groups = {cracky=3, crumbly=3, choppy=3, oddly_breakable_by_hand=3, melts=2, icemaker=1},
tiles = ndef.tiles,
@ -244,8 +244,8 @@ a melts value of 2 instead of 1 because they are not full blocks.
-- BUT these nodes will nolonger auto-rotate into position. ~ LazyJ
--on_place = minetest.item_place,
-- The "on_construct" part below, thinking in terms of layers,
-- The "on_construct" part below, thinking in terms of layers,
-- dirt_with_snow could also double as dirt_with_frost
-- which adds subtlety to the winterscape. ~ LazyJ
on_construct = function(pos)
@ -313,7 +313,7 @@ for _, name in pairs(snow_nodes) do
-- Picking up were we left off... ~ LazyJ
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could
-- The "on_construct" part below, thinking in terms of layers, dirt_with_snow could
-- also double as dirt_with_frost which adds subtlety to the winterscape. ~ LazyJ
on_construct = function(pos)
pos.y = pos.y - 1
@ -336,7 +336,7 @@ for _, name in pairs(snow_nodes) do
})
end
else -- from clear up at the top, the MoreBlocks check. "Else", if MoreBlocks wasn't found, skip
else -- from clear up at the top, the MoreBlocks check. "Else", if MoreBlocks wasn't found, skip
-- down to here, "return" nothing and "end" this script. ~ LazyJ
return
end

77
mods/snow/src/util.lua
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@ -1,6 +1,7 @@
--Global config and function table.
snow = {
legacy = true,
snowball_gravity = 100/109,
snowball_velocity = 19,
sleds = true,
enable_snowfall = true,
lighter_snowfall = false,
@ -8,20 +9,21 @@ snow = {
smooth_biomes = true,
christmas_content = true,
smooth_snow = true,
min_height = 50,
min_height = 3,
}
--Config documentation.
local doc = {
legacy = "Whether you are running a legacy minetest version (auto-detected).",
snowball_gravity = "The gravity of thrown snowballs",
snowball_velocity = "How fast players throw snowballs",
sleds = "Disable this to prevent sleds from being riden.",
enable_snowfall = "Enables falling snow.",
lighter_snowfall = "Reduces the amount of resources and fps used by snowfall.",
debug = "Enables debug output.",
smooth_biomes = "Enables smooth transition of biomes",
christmas_content = "Disable this to remove christmas saplings from being found.",
debug = "Enables debug output. Currently it only prints mgv6 info.",
smooth_biomes = "Enables smooth transition of biomes (mgv6)",
smooth_snow = "Disable this to stop snow from being smoothed.",
min_height = "The minumum height a snow biome will generate.",
christmas_content = "Disable this to remove christmas saplings from being found.",
min_height = "The minumum height a snow biome will generate (mgv7)",
}
--Manage config.
@ -64,7 +66,9 @@ local function loadConfig(path)
end
end
minetest.register_on_shutdown(function() saveConfig(minetest.get_modpath("snow").."/config.txt", snow, doc) end)
minetest.register_on_shutdown(function()
saveConfig(minetest.get_modpath("snow").."/config.txt", snow, doc)
end)
local config = loadConfig(minetest.get_modpath("snow").."/config.txt")
if config then
@ -79,7 +83,9 @@ end
for i,v in pairs(snow) do
local t = type(v)
if t == "string" or t == "number" or t == "boolean" then
if t == "string"
or t == "number"
or t == "boolean" then
local v = minetest.setting_get("snow_"..i)
if v ~= nil then
if v == "true" then v = true end
@ -90,18 +96,6 @@ for i,v in pairs(snow) do
end
end
--AUTO DETECT and/or OVERIDEN values--
--legacy--
--Detect if we are running the latest minetest.
if minetest.register_on_mapgen_init then
snow.legacy = false
else
snow.legacy = true
end
if config and snow.legacy ~= config.legacy then
saveConfig(minetest.get_modpath("snow").."/config.txt", snow, doc)
end
--MENU
@ -110,7 +104,8 @@ local get_formspec = function()
local formspec = "label[0,-0.3;Settings:]"
for i,v in pairs(snow) do
local t = type(v)
if t == "string" or t == "number" then
if t == "string"
or t == "number" then
p = p + 1.5
formspec = formspec.."field[0.3,"..p..";2,1;snow:"..i..";"..i..";"..v.."]"
elseif t == "boolean" then
@ -124,22 +119,27 @@ local get_formspec = function()
end
minetest.register_on_player_receive_fields(function(player, formname, fields)
if formname == "snow:menu" then
for i,v in pairs(snow) do
local t = type(v)
if t == "string" or t == "number" or t == "boolean" then
if fields["snow:"..i] then
if t == "string" then
snow[i] = fields["snow:"..i]
if formname ~= "snow:menu" then
return
end
for i,v in pairs(snow) do
local t = type(v)
if t == "string" or t == "number" or t == "boolean" then
local field = fields["snow:"..i]
if field then
if t == "string" then
snow[i] = field
end
if t == "number" then
snow[i] = tonumber(field)
end
if t == "boolean" then
if field == "true" then
snow[i] = true
elseif field == "false" then
snow[i] = false
end
if t == "number" then
snow[i] = tonumber(fields["snow:"..i])
end
if t == "boolean" then
if fields["snow:"..i] == "true" then snow[i] = true end
if fields["snow:"..i] == "false" then snow[i] = false end
end
end
end
end
end
end
@ -149,7 +149,8 @@ end)
minetest.register_chatcommand("snow", {
description = "Show a menu for various actions",
privs = {server=true},
func = function(name, param)
func = function(name)
minetest.chat_send_player(name, "Showing snow menu…")
minetest.show_formspec(name, "snow:menu", get_formspec())
end,
})

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@ -1,67 +0,0 @@
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