Pine trees, pine saplings. Pine wood, slabs, stairs. Bucket of fresh water

depends.txt

@@ -1 +1,3 @@
 default
+stairs
+bucket

functions.lua

@@ -33,6 +33,53 @@ function riverdev_appletree(x, y, z, area, data)
 	end
 end
 
+function riverdev_pinetree(x, y, z, area, data)
+	local c_pinetree = minetest.get_content_id("riverdev:pinetree")
+	local c_needles = minetest.get_content_id("riverdev:needles")
+	for j = -4, 14 do
+		if j == 3 or j == 6 or j == 9 or j == 12 then
+			for i = -2, 2 do
+			for k = -2, 2 do
+				if math.abs(i) == 2 or math.abs(k) == 2 then
+					if math.random(7) ~= 2 then
+						local vil = area:index(x + i, y + j, z + k)
+						data[vil] = c_needles
+					end
+				end
+			end
+			end
+		elseif j == 4 or j == 7 or j == 10 then
+			for i = -1, 1 do
+			for k = -1, 1 do
+				if not (i == 0 and j == 0) then
+					if math.random(11) ~= 2 then
+						local vil = area:index(x + i, y + j, z + k)
+						data[vil] = c_needles
+					end
+				end
+			end
+			end
+		elseif j == 13 then
+			for i = -1, 1 do
+			for k = -1, 1 do
+				if not (i == 0 and j == 0) then
+					local vil = area:index(x + i, y + j, z + k)
+					data[vil] = c_needles
+					local vila = area:index(x + i, y + j + 1, z + k)
+					data[vila] = c_needles
+				end
+			end
+			end
+		end
+		local vit = area:index(x, y + j, z)
+		data[vit] = c_pinetree
+	end
+	local vil = area:index(x, y + 15, z)
+	local vila = area:index(x, y + 16, z)
+	data[vil] = c_needles
+	data[vila] = c_needles
+end
+
 function riverdev_flower(data, vi)
 	local c_danwhi = minetest.get_content_id("flowers:dandelion_white")
 	local c_danyel = minetest.get_content_id("flowers:dandelion_yellow")
@@ -83,6 +130,31 @@ minetest.register_abm({
 	end,
 })
 
+-- Pinetree sapling
+
+minetest.register_abm({
+	nodenames = {"riverdev:pineling"},
+	interval = 29,
+	chance = 5,
+	action = function(pos, node)
+		local x = pos.x
+		local y = pos.y
+		local z = pos.z
+		local vm = minetest.get_voxel_manip()
+		local pos1 = {x=x-2, y=y-4, z=z-2}
+		local pos2 = {x=x+2, y=y+16, z=z+2}
+		local emin, emax = vm:read_from_map(pos1, pos2)
+		local area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
+		local data = vm:get_data()
+
+		riverdev_pinetree(x, y, z, area, data)
+
+		vm:set_data(data)
+		vm:write_to_map()
+		vm:update_map()
+	end,
+})
+
 -- Spawn flat facing south
 
 	function riverdev_flatsouth(pos)

init.lua

@@ -3,6 +3,11 @@
 -- Depends default
 -- License: code WTFPL
 
+-- Pines, pine sapling. pine wood, slabs, stairs. Bucket fresh water
+-- TODO
+-- autumn forest, red/orange/yellow leaves, falling leaf particls, also on ground around tree
+-- cubeworld style boulders
+
 -- Parameters
 
 local YMIN = -33000
@@ -20,7 +25,8 @@ local TRIVER = -0.018
 local TRSAND = -0.02
 local TPFLO = 0.03 -- Width of flora clearing around paths
 
-local APPCHA = 1 / 4 ^ 2 -- Appletree maximum chance per grass node. 1 / n ^ 2 where n = average minimum distance between flora
+local APPCHA = 1 / 5 ^ 2 -- Appletree maximum chance per grass node. 1 / n ^ 2 where n = average minimum distance between flora
+local PINCHA = 1 / 6 ^ 2 -- Pinetree maximum chance per grass node
 local GRACHA = 1 / 4 ^ 2 -- Grasses maximum chance per grass node
 
 -- 3D noise for highland terrain
@@ -202,7 +208,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
 			local densitymid = n_absmid * MIDAMP + densitybase
 			local density = n_terrain * n_invbase * n_absmid * n_abspatha ^ 1.5 * n_abspathb ^ 1.5 + densitymid
 			
-			local tstone = TSTONE * (1 + grad * 3)
+			local tstone = TSTONE * (1 + grad * 2)
 			local triver = TRIVER * n_absbase
 			local trsand = TRSAND * n_absbase
 
@@ -286,7 +292,7 @@ minetest.register_on_generated(function(minp, maxp, seed)
 					and nodid ~= c_wood and nodidu ~= c_wood then
 						if math.random() < APPCHA * n_tree and tstone > 0.005
 						and n_abspatha > TPFLO and n_abspathb > TPFLO then
-							riverdev_appletree(x, y, z, area, data)
+							riverdev_pinetree(x, y, z, area, data)
 						else
 							data[viu] = c_grass
 							if math.random() < GRACHA * n_grass then -- grasses

nodes.lua

@@ -70,6 +70,59 @@ minetest.register_node("riverdev:appling", {
 	sounds = default.node_sound_leaves_defaults(),
 })
 
+minetest.register_node("riverdev:pinetree", {
+	description = "Pine tree",
+	tiles = {"riverdev_pinetreetop.png", "riverdev_pinetreetop.png", "riverdev_pinetree.png"},
+	paramtype2 = "facedir",
+	is_ground_content = false,
+	groups = {tree=1,choppy=2,oddly_breakable_by_hand=1,flammable=2},
+	sounds = default.node_sound_wood_defaults(),
+	on_place = minetest.rotate_node
+})
+
+minetest.register_node("riverdev:needles", {
+	description = "Pine needles",
+	drawtype = "allfaces_optional",
+	visual_scale = 1.3,
+	tiles = {"riverdev_needles.png"},
+	paramtype = "light",
+	is_ground_content = false,
+	groups = {snappy=3},
+	drop = {
+		max_items = 1,
+		items = {
+			{items = {"rivedev:pineling"},rarity = 20},
+			{items = {"riverdev:needles"}}
+		}
+	},
+	sounds = default.node_sound_leaves_defaults(),
+})
+
+minetest.register_node("riverdev:pineling", {
+	description = "Pine sapling",
+	drawtype = "plantlike",
+	visual_scale = 1.0,
+	tiles = {"riverdev_pineling.png"},
+	inventory_image = "riverdev_pineling.png",
+	wield_image = "riverdev_pineling.png",
+	paramtype = "light",
+	walkable = false,
+	is_ground_content = false,
+	selection_box = {
+		type = "fixed",
+		fixed = {-0.3, -0.5, -0.3, 0.3, 0.35, 0.3}
+	},
+	groups = {snappy=2,dig_immediate=3,flammable=2,attached_node=1},
+	sounds = default.node_sound_leaves_defaults(),
+})
+
+minetest.register_node("riverdev:pinewood", {
+	description = "Pine wood planks",
+	tiles = {"riverdev_pinewood.png"},
+	groups = {choppy=2,oddly_breakable_by_hand=2,flammable=3,wood=1},
+	sounds = default.node_sound_wood_defaults(),
+})
+
 minetest.register_node("riverdev:freshwater", {
 	description = "Fresh Water Source",
 	inventory_image = minetest.inventorycube("riverdev_freshwater.png"),
@@ -220,3 +273,30 @@ minetest.register_node("riverdev:mixwaterflow", {
 	groups = {water=3, liquid=3, puts_out_fire=1, not_in_creative_inventory=1},
 })
 
+-- Crafting
+
+minetest.register_craft({
+	output = "riverdev:pinewood 4",
+	recipe = {
+		{"riverdev:pinetree"},
+	}
+})
+
+-- Register stairs and slabs
+
+stairs.register_stair_and_slab("pinewood", "riverdev:pinewood",
+		{snappy=2,choppy=2,oddly_breakable_by_hand=2,flammable=3},
+		{"riverdev_pinewood.png"},
+		"Pinewood stair",
+		"Pinewood slab",
+		default.node_sound_wood_defaults())
+
+-- Buckets
+
+bucket.register_liquid(
+	"riverdev:freshwater",
+	"riverdev:freshwaterflow",
+	"riverdev:bucket_freshwater",
+	"riverdev_bucketfreshwater.png",
+	"Fresh Water Bucket"
+)