Fix up snow a bit, allow placing/digging multiple levels.

This commit is contained in:
Splizard 2014-06-05 15:51:06 +12:00
parent 1cc2c6758b
commit ba01e32452

View File

@ -116,22 +116,84 @@ minetest.register_node(":default:snow", {
minetest.override_item("default:snow", {
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"})
end
-- Now, let's turn the snow pile into a snowblock.
if minetest.get_node({x=pos.x, y=pos.y-2, z=pos.z}).name == "default:snow" and
-- Minus 2 because at the end of this, the layer that triggers the change to a snowblock
-- is the second snowball layer more than the full block below. That second layer,from
-- what I've observed, seems to push into a third node box above so by subracting 2,
-- the swap_node target is moved back down to the first get_node y=pos.
-- ~ LazyJ, 2014_04_24
minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z}).name == "default:snow" then
minetest.set_node({x=pos.x, y=pos.y-2, z=pos.z}, {name="default:snowblock"})
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
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
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}
-- 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}
end
node = minetest.get_node(place_to)
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
itemstack:take_item()
if node.name ~= "default:snow" then
local itemstack, placed = minetest.item_place_node(itemstack, placer, pointed_thing)
return itemstack, placed
end
return itemstack
end,
on_use = snow_shoot_snowball -- This line is from the 'Snow' mod,
-- the reset is default Minetest. ~ LazyJ
})