684 lines
19 KiB
Lua
684 lines
19 KiB
Lua
--
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-- Lavacooling
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--
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mcl_core.cool_lava_source = function(pos)
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minetest.set_node(pos, {name="mcl_core:obsidian"})
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end
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mcl_core.cool_lava_flowing = function(pos)
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minetest.set_node(pos, {name="mcl_core:stone"})
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end
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minetest.register_abm({
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nodenames = {"mcl_core:lava_flowing"},
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neighbors = {"group:water"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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mcl_core.cool_lava_flowing(pos, node, active_object_count, active_object_count_wider)
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end,
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})
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minetest.register_abm({
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nodenames = {"mcl_core:lava_source"},
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neighbors = {"group:water"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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mcl_core.cool_lava_source(pos, node, active_object_count, active_object_count_wider)
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end,
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})
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--
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-- Papyrus and cactus growing
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--
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-- Functions
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mcl_core.grow_cactus = function(pos, node)
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pos.y = pos.y-1
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local name = minetest.get_node(pos).name
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if minetest.get_item_group(name, "sand") ~= 0 then
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pos.y = pos.y+1
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local height = 0
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while minetest.get_node(pos).name == "mcl_core:cactus" and height < 4 do
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height = height+1
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pos.y = pos.y+1
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end
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if height < 3 then
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if minetest.get_node(pos).name == "air" then
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minetest.set_node(pos, {name="mcl_core:cactus"})
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end
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end
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end
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end
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mcl_core.grow_reeds = function(pos, node)
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pos.y = pos.y-1
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local name = minetest.get_node(pos).name
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if minetest.get_node_group(name, "soil_sugarcane") ~= 0 then
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if minetest.find_node_near(pos, 1, {"group:water"}) == nil and minetest.find_node_near(pos, 1, {"group:frosted_ice"}) == nil then
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return
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end
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pos.y = pos.y+1
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local height = 0
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while minetest.get_node(pos).name == "mcl_core:reeds" and height < 3 do
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height = height+1
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pos.y = pos.y+1
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end
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if height < 3 then
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if minetest.get_node(pos).name == "air" then
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minetest.set_node(pos, {name="mcl_core:reeds"})
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end
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end
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end
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end
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-- ABMs
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local function drop_attached_node(p)
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local nn = minetest.get_node(p).name
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minetest.remove_node(p)
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for _, item in pairs(minetest.get_node_drops(nn, "")) do
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local pos = {
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x = p.x + math.random()/2 - 0.25,
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y = p.y + math.random()/2 - 0.25,
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z = p.z + math.random()/2 - 0.25,
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}
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minetest.add_item(pos, item)
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end
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end
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-- Remove attached nodes next to and below water.
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-- TODO: This is just an approximation! Attached nodes should be removed if water wants to flow INTO that space.
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minetest.register_abm({
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nodenames = {"group:dig_by_water"},
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neighbors = {"group:water"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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for xp=-1,1 do
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for zp=-1,1 do
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local p = {x=pos.x+xp, y=pos.y, z=pos.z+zp}
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local n = minetest.get_node(p)
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local d = minetest.registered_nodes[n.name]
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if (d.groups.water) then
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drop_attached_node(pos)
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minetest.dig_node(pos)
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break
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end
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end
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end
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for yp=-1,0 do
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local p = {x=pos.x, y=pos.y+yp, z=pos.z}
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local n = minetest.get_node(p)
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local d = minetest.registered_nodes[n.name]
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if (d.groups.water) then
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drop_attached_node(pos)
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minetest.dig_node(pos)
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break
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end
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end
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end,
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})
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minetest.register_abm({
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nodenames = {"mcl_core:cactus"},
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neighbors = {"group:sand"},
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interval = 25,
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chance = 10,
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action = function(pos)
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mcl_core.grow_cactus(pos)
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end,
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})
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minetest.register_abm({
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nodenames = {"mcl_core:reeds"},
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neighbors = {"group:soil_sugarcane"},
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interval = 25,
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chance = 10,
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action = function(pos)
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mcl_core.grow_reeds(pos)
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end,
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})
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--
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-- Papyrus and cactus drop
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--
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local timber_nodenames={"mcl_core:reeds"}
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minetest.register_on_dignode(function(pos, node)
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local i=1
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while timber_nodenames[i]~=nil do
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if node.name==timber_nodenames[i] then
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local np={x=pos.x, y=pos.y+1, z=pos.z}
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while minetest.get_node(np).name==timber_nodenames[i] do
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minetest.remove_node(np)
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if not minetest.setting_getbool("creative_mode") then
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minetest.add_item(np, timber_nodenames[i])
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end
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np={x=np.x, y=np.y+1, z=np.z}
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end
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end
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i=i+1
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end
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end)
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local function air_leaf(leaftype)
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if math.random(0, 50) == 3 then
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return {name = "air"}
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else
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return {name = leaftype}
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end
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end
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function mcl_core.generate_tree(pos, trunk, leaves, typearbre)
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pos.y = pos.y-1
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local nodename = minetest.get_node(pos).name
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pos.y = pos.y+1
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if not minetest.get_node_light(pos) then
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return
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end
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local node
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if typearbre == nil or typearbre == 1 then
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node = {name = ""}
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for dy=1,4 do
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pos.y = pos.y+dy
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if minetest.get_node(pos).name ~= "air" then
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return
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end
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pos.y = pos.y-dy
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end
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node = {name = trunk}
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for dy=0,4 do
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pos.y = pos.y+dy
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if minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, node)
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end
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pos.y = pos.y-dy
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end
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node = {name = leaves}
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pos.y = pos.y+3
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local rarity = 0
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if math.random(0, 10) == 3 then
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rarity = 1
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end
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for dx=-2,2 do
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for dz=-2,2 do
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for dy=0,3 do
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pos.x = pos.x+dx
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pos.y = pos.y+dy
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pos.z = pos.z+dz
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if dx == 0 and dz == 0 and dy==3 then
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if minetest.get_node(pos).name == "air" and math.random(1, 5) <= 4 then
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minetest.add_node(pos, node)
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minetest.add_node(pos, air_leaf(leaves))
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end
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elseif dx == 0 and dz == 0 and dy==4 then
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if minetest.get_node(pos).name == "air" and math.random(1, 5) <= 4 then
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minetest.add_node(pos, node)
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minetest.add_node(pos, air_leaf(leaves))
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end
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elseif math.abs(dx) ~= 2 and math.abs(dz) ~= 2 then
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if minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, node)
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minetest.add_node(pos, air_leaf(leaves))
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end
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else
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if math.abs(dx) ~= 2 or math.abs(dz) ~= 2 then
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if minetest.get_node(pos).name == "air" and math.random(1, 5) <= 4 then
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minetest.add_node(pos, node)
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minetest.add_node(pos, air_leaf(leaves))
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end
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end
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end
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pos.x = pos.x-dx
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pos.y = pos.y-dy
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pos.z = pos.z-dz
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end
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end
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end
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elseif typearbre == 2 then
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node = {name = ""}
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-- can place big tree ?
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local tree_size = math.random(15, 25)
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for dy=1,4 do
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pos.y = pos.y+dy
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if minetest.get_node(pos).name ~= "air" then
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return
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end
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pos.y = pos.y-dy
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end
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--Cheak for placing big tree
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pos.y = pos.y-1
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for dz=0,1 do
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pos.z = pos.z + dz
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--> 0
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local name = minetest.get_node(pos).name
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if name == "mcl_core:dirt_with_grass"
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or name == "mcl_core:dirt_with_grass_snow"
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or name == "mcl_core:dirt" then else
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return
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end
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pos.x = pos.x+1
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--> 1
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if name == "mcl_core:dirt_with_grass"
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or name == "mcl_core:dirt_with_grass_snow"
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or name == "mcl_core:dirt" then else
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return
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end
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pos.x = pos.x-1
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pos.z = pos.z - dz
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end
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pos.y = pos.y+1
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-- Make tree with vine
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node = {name = trunk}
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for dy=0,tree_size do
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pos.y = pos.y+dy
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for dz=-1,2 do
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if dz == -1 then
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pos.z = pos.z + dz
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if math.random(1, 3) == 1 and minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, {name = "mcl_core:vine", param2 = 4})
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end
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pos.x = pos.x+1
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if math.random(1, 3) == 1 and minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, {name = "mcl_core:vine", param2 = 4})
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end
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pos.x = pos.x-1
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pos.z = pos.z - dz
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elseif dz == 2 then
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pos.z = pos.z + dz
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if math.random(1, 3) == 1 and minetest.get_node(pos).name == "air"then
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minetest.add_node(pos, {name = "mcl_core:vine", param2 = 5})
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end
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pos.x = pos.x+1
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if math.random(1, 3) == 1 and minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, {name = "mcl_core:vine", param2 = 5})
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end
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pos.x = pos.x-1
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pos.z = pos.z - dz
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else
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pos.z = pos.z + dz
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pos.x = pos.x-1
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if math.random(1, 3) == 1 and minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, {name = "mcl_core:vine", param2 = 2})
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end
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pos.x = pos.x+1
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if minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, {name = trunk, param2=2})
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end
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pos.x = pos.x+1
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if minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, {name = trunk, param2=2})
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end
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pos.x = pos.x+1
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if math.random(1, 3) == 1 and minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, {name = "mcl_core:vine", param2 = 3})
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end
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pos.x = pos.x-2
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pos.z = pos.z - dz
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end
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end
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pos.y = pos.y-dy
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end
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-- make leaves
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node = {name = leaves}
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pos.y = pos.y+tree_size-4
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for dx=-4,4 do
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for dz=-4,4 do
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for dy=0,3 do
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pos.x = pos.x+dx
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pos.y = pos.y+dy
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pos.z = pos.z+dz
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if dx == 0 and dz == 0 and dy==3 then
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if minetest.get_node(pos).name == "air" or minetest.get_node(pos).name == "mcl_core:vine" and math.random(1, 2) == 1 then
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minetest.add_node(pos, node)
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end
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elseif dx == 0 and dz == 0 and dy==4 then
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if minetest.get_node(pos).name == "air" or minetest.get_node(pos).name == "mcl_core:vine" and math.random(1, 5) == 1 then
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minetest.add_node(pos, node)
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minetest.add_node(pos, air_leaf(leaves))
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end
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elseif math.abs(dx) ~= 2 and math.abs(dz) ~= 2 then
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if minetest.get_node(pos).name == "air" or minetest.get_node(pos).name == "mcl_core:vine" then
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minetest.add_node(pos, node)
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end
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else
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if math.abs(dx) ~= 2 or math.abs(dz) ~= 2 then
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if minetest.get_node(pos).name == "air" or minetest.get_node(pos).name == "mcl_core:vine" and math.random(1, 3) == 1 then
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minetest.add_node(pos, node)
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end
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else
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if math.random(1, 5) == 1 and minetest.get_node(pos).name == "air" then
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minetest.add_node(pos, node)
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end
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end
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end
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pos.x = pos.x-dx
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pos.y = pos.y-dy
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pos.z = pos.z-dz
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end
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end
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end
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end
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end
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------------------------------
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-- Spread grass blocks and mycelium on neighbor dirt
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------------------------------
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minetest.register_abm({
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nodenames = {"mcl_core:dirt"},
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neighbors = {"air", "mcl_core:dirt_with_grass", "mcl_core:mycelium"},
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interval = 30,
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chance = 20,
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action = function(pos)
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if pos == nil then
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return
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end
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local can_change = false
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local above = {x=pos.x, y=pos.y+1, z=pos.z}
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local abovenode = minetest.get_node(above)
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local light_self = minetest.get_node_light(above)
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if not light_self then return end
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--[[ Try to find a spreading dirt-type block (e.g. grass block or mycelium)
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within a 3×5×3 area, with the source block being on the 2nd-topmost layer.
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First we look around the source block, if we find nothing, we look below. ]]
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local p2 = minetest.find_node_near(pos, 1, "group:spreading_dirt_type")
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if not p2 then
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p2 = minetest.find_node_near({x=pos.x,y=pos.y+2,z=pos.z}, 1, "group:spreading_dirt_type")
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-- Nothing found on 2nd attempt? Bail out!
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if not p2 then return end
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end
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-- Found it! Now check light levels!
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local source_above = {x=p2.x, y=p2.y+1, z=p2.z}
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local light_source = minetest.get_node_light(source_above)
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if not light_source then return end
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if light_self >= 4 and light_source >= 9 then
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-- All checks passed! Let's spread the grass/mycelium!
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local n2 = minetest.get_node(p2)
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minetest.set_node(pos, {name=n2.name})
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-- If this was mycelium, uproot plant above
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if n2.name == "mcl_core:mycelium" then
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local tad = minetest.registered_nodes[minetest.get_node(above).name]
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if tad.groups and tad.groups.non_mycelium_plant then
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minetest.dig_node(above)
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end
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end
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end
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end
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})
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--------------------------
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-- Try generate tree ---
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--------------------------
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local treelight = 9
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local sapling_grow_action = function(trunknode, leafnode, tree_id, soil_needed)
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return function(pos)
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local light = minetest.get_node_light(pos)
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local soilnode = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
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local soiltype = minetest.get_item_group(soilnode.name, "soil_sapling")
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if soiltype >= soil_needed and light and light >= treelight then
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-- Increase and check growth stage
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local meta = minetest.get_meta(pos)
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local stage = meta:get_int("stage")
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if stage == nil then stage = 0 end
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stage = stage + 1
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if stage == 2 then
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minetest.set_node(pos, {name="air"})
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mcl_core.generate_tree(pos, trunknode, leafnode, tree_id)
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else
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meta:set_int("stage", stage)
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end
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end
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end
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end
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-- Attempts to grow the sapling at the specified position
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-- pos: Position
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-- node: Node table of the node at this position, from minetest.get_node
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-- Returns true on success and false on failure
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mcl_core.grow_sapling = function(pos, node)
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local grow
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if node.name == "mcl_core:sapling" then
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grow = sapling_grow_action("mcl_core:tree", "mcl_core:leaves", 1, 1)
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elseif node.name == "mcl_core:darksapling" then
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grow = sapling_grow_action("mcl_core:darktree", "mcl_core:darkleaves", 1, 2)
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elseif node.name == "mcl_core:junglesapling" then
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grow = sapling_grow_action("mcl_core:jungletree", "mcl_core:jungleleaves", 1, 2)
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elseif node.name == "mcl_core:acaciasapling" then
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grow = sapling_grow_action("mcl_core:acaciatree", "mcl_core:acacialeaves", 1, 2)
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elseif node.name == "mcl_core:sprucesapling" then
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grow = sapling_grow_action("mcl_core:sprucetree", "mcl_core:spruceleaves", 1, 1)
|
||
elseif node.name == "mcl_core:birchsapling" then
|
||
grow = sapling_grow_action("mcl_core:birchtree", "mcl_core:birchleaves", 1, 1)
|
||
end
|
||
if grow then
|
||
grow(pos)
|
||
return true
|
||
else
|
||
return false
|
||
end
|
||
end
|
||
|
||
-- TODO: Use better tree models for everything
|
||
-- TODO: Support 2×2 saplings
|
||
|
||
-- Oak tree
|
||
minetest.register_abm({
|
||
nodenames = {"mcl_core:sapling"},
|
||
neighbors = {"group:soil_sapling"},
|
||
interval = 20,
|
||
chance = 1,
|
||
action = sapling_grow_action("mcl_core:tree", "mcl_core:leaves", 1, 1),
|
||
})
|
||
|
||
-- Dark oak tree
|
||
minetest.register_abm({
|
||
nodenames = {"mcl_core:darksapling"},
|
||
neighbors = {"group:soil_sapling"},
|
||
interval = 20,
|
||
chance = 1,
|
||
action = sapling_grow_action("mcl_core:darktree", "mcl_core:darkleaves", 1, 2),
|
||
})
|
||
|
||
-- Jungle Tree
|
||
minetest.register_abm({
|
||
nodenames = {"mcl_core:junglesapling"},
|
||
neighbors = {"group:soil_sapling"},
|
||
interval = 20,
|
||
chance = 1,
|
||
action = sapling_grow_action("mcl_core:jungletree", "mcl_core:jungleleaves", 1, 2)
|
||
})
|
||
|
||
-- Spruce tree
|
||
minetest.register_abm({
|
||
nodenames = {"mcl_core:sprucesapling"},
|
||
neighbors = {"group:soil_sapling"},
|
||
interval = 20,
|
||
chance = 1,
|
||
action = sapling_grow_action("mcl_core:sprucetree", "mcl_core:spruceleaves", 1, 1),
|
||
})
|
||
|
||
-- Birch tree
|
||
minetest.register_abm({
|
||
nodenames = {"mcl_core:birchsapling"},
|
||
neighbors = {"group:soil_sapling"},
|
||
interval = 20,
|
||
chance = 1,
|
||
action = sapling_grow_action("mcl_core:birchtree", "mcl_core:birchleaves", 1, 1),
|
||
})
|
||
|
||
-- Acacia tree
|
||
minetest.register_abm({
|
||
nodenames = {"mcl_core:acaciasapling"},
|
||
neighbors = {"group:soil_sapling"},
|
||
interval = 20,
|
||
chance = 1,
|
||
action = sapling_grow_action("mcl_core:acaciatree", "mcl_core:acacialeaves", 1, 2),
|
||
})
|
||
|
||
---------------------
|
||
-- Vine generating --
|
||
---------------------
|
||
minetest.register_abm({
|
||
nodenames = {"mcl_core:vine"},
|
||
interval = 80,
|
||
chance = 5,
|
||
action = function(pos, node, active_object_count, active_object_count_wider)
|
||
local newpos = {x=pos.x, y=pos.y-1, z=pos.z}
|
||
local n = minetest.get_node(newpos)
|
||
if n.name == "air" then
|
||
local walldir = node.param2
|
||
minetest.add_node(newpos, {name = "mcl_core:vine", param2 = walldir})
|
||
end
|
||
end
|
||
})
|
||
|
||
|
||
|
||
-- Leaf Decay
|
||
|
||
-- To enable leaf decay for a node, add it to the "leafdecay" group.
|
||
--
|
||
-- The rating of the group determines how far from a node in the group "tree"
|
||
-- the node can be without decaying.
|
||
--
|
||
-- If param2 of the node is ~= 0, the node will always be preserved. Thus, if
|
||
-- the player places a node of that kind, you will want to set param2=1 or so.
|
||
--
|
||
-- If the node is in the leafdecay_drop group then the it will always be dropped
|
||
-- as an item
|
||
|
||
mcl_core.leafdecay_trunk_cache = {}
|
||
mcl_core.leafdecay_enable_cache = true
|
||
-- Spread the load of finding trunks
|
||
mcl_core.leafdecay_trunk_find_allow_accumulator = 0
|
||
|
||
minetest.register_globalstep(function(dtime)
|
||
local finds_per_second = 5000
|
||
mcl_core.leafdecay_trunk_find_allow_accumulator =
|
||
math.floor(dtime * finds_per_second)
|
||
end)
|
||
|
||
minetest.register_abm({
|
||
nodenames = {"group:leafdecay"},
|
||
neighbors = {"air", "group:liquid"},
|
||
-- A low interval and a high inverse chance spreads the load
|
||
interval = 2,
|
||
chance = 5,
|
||
|
||
action = function(p0, node, _, _)
|
||
local do_preserve = false
|
||
local d = minetest.registered_nodes[node.name].groups.leafdecay
|
||
if not d or d == 0 then
|
||
return
|
||
end
|
||
local n0 = minetest.get_node(p0)
|
||
if n0.param2 ~= 0 then
|
||
-- Prevent leafdecay for player-placed leaves.
|
||
-- param2 is set to 1 after it was placed by the player
|
||
return
|
||
end
|
||
local p0_hash = nil
|
||
if mcl_core.leafdecay_enable_cache then
|
||
p0_hash = minetest.hash_node_position(p0)
|
||
local trunkp = mcl_core.leafdecay_trunk_cache[p0_hash]
|
||
if trunkp then
|
||
local n = minetest.get_node(trunkp)
|
||
local reg = minetest.registered_nodes[n.name]
|
||
-- Assume ignore is a trunk, to make the thing work at the border of the active area
|
||
if n.name == "ignore" or (reg and reg.groups.tree and reg.groups.tree ~= 0) then
|
||
return
|
||
end
|
||
-- Cache is invalid
|
||
table.remove(mcl_core.leafdecay_trunk_cache, p0_hash)
|
||
end
|
||
end
|
||
if mcl_core.leafdecay_trunk_find_allow_accumulator <= 0 then
|
||
return
|
||
end
|
||
mcl_core.leafdecay_trunk_find_allow_accumulator =
|
||
mcl_core.leafdecay_trunk_find_allow_accumulator - 1
|
||
-- Assume ignore is a trunk, to make the thing work at the border of the active area
|
||
local p1 = minetest.find_node_near(p0, d, {"ignore", "group:tree"})
|
||
if p1 then
|
||
do_preserve = true
|
||
if mcl_core.leafdecay_enable_cache then
|
||
-- Cache the trunk
|
||
mcl_core.leafdecay_trunk_cache[p0_hash] = p1
|
||
end
|
||
end
|
||
if not do_preserve then
|
||
-- Drop stuff other than the node itself
|
||
local itemstacks = minetest.get_node_drops(n0.name)
|
||
for _, itemname in ipairs(itemstacks) do
|
||
if minetest.get_item_group(n0.name, "leafdecay_drop") ~= 0 or
|
||
itemname ~= n0.name then
|
||
local p_drop = {
|
||
x = p0.x - 0.5 + math.random(),
|
||
y = p0.y - 0.5 + math.random(),
|
||
z = p0.z - 0.5 + math.random(),
|
||
}
|
||
minetest.add_item(p_drop, itemname)
|
||
end
|
||
end
|
||
-- Remove node
|
||
minetest.remove_node(p0)
|
||
core.check_for_falling(p0)
|
||
end
|
||
end
|
||
})
|
||
|
||
------------------------
|
||
-- Create Color Glass --
|
||
------------------------
|
||
function mcl_core.add_glass(desc, recipeitem, color)
|
||
|
||
minetest.register_node("mcl_core:glass_"..color, {
|
||
description = desc,
|
||
_doc_items_longdesc = "Stained glass is a decorational and mostly transparent block which comes in various different colors.",
|
||
drawtype = "glasslike",
|
||
is_ground_content = false,
|
||
tiles = {"xpanes_pane_glass_"..color..".png"},
|
||
inventory_image = minetest.inventorycube("xpanes_pane_glass_"..color..".png"),
|
||
paramtype = "light",
|
||
use_texture_alpha = true,
|
||
stack_max = 64,
|
||
groups = {handy=1, glass=1, building_block=1, material_glass=1},
|
||
sounds = mcl_sounds.node_sound_glass_defaults(),
|
||
drop = "",
|
||
_mcl_blast_resistance = 1.5,
|
||
_mcl_hardness = 0.3,
|
||
})
|
||
|
||
minetest.register_craft({
|
||
output = 'mcl_core:glass_'..color..' 8',
|
||
recipe = {
|
||
{'mcl_core:glass','mcl_core:glass','mcl_core:glass'},
|
||
{'mcl_core:glass','group:dye,'..recipeitem,'mcl_core:glass'},
|
||
{'mcl_core:glass','mcl_core:glass','mcl_core:glass'},
|
||
}
|
||
})
|
||
end
|
||
|
||
|