7 files changed, 490 insertions, 0 deletions
diff --git a/cavestuff/depends.txt b/cavestuff/depends.txt
new file mode 100644
index 0000000..3a7daa1
--- /dev/null
+++ b/cavestuff/depends.txt
@@ -0,0 +1,2 @@
+default
+
diff --git a/cavestuff/init.lua b/cavestuff/init.lua
new file mode 100644
index 0000000..f2bed1a
--- /dev/null
+++ b/cavestuff/init.lua
@@ -0,0 +1,12 @@
+-----------------------------------------------------------------------------------------------
+local title		= "Cave Stuff"
+local version 	= "0.0.3"
+local mname		= "cavestuff"
+-----------------------------------------------------------------------------------------------
+
+dofile(minetest.get_modpath("cavestuff").."/nodes.lua")
+dofile(minetest.get_modpath("cavestuff").."/mapgen.lua")
+
+-----------------------------------------------------------------------------------------------
+
+print("[Mod] "..title.." ["..version.."] ["..mname.."] Loaded...")
diff --git a/cavestuff/mapgen.lua b/cavestuff/mapgen.lua
new file mode 100644
index 0000000..a91a2f0
--- /dev/null
+++ b/cavestuff/mapgen.lua
@@ -0,0 +1,52 @@
+--Map Generation Stuff
+
+minetest.register_on_generated(function(minp, maxp, seed)
+	if maxp.y >= 2 and minp.y <= 0 then
+		-- Generate pebbles
+		local perlin1 = minetest.get_perlin(329, 3, 0.6, 100)
+		-- Assume X and Z lengths are equal
+		local divlen = 16
+		local divs = (maxp.x-minp.x)/divlen+1;
+		for divx=0,divs-1 do
+		for divz=0,divs-1 do
+			local x0 = minp.x + math.floor((divx+0)*divlen)
+			local z0 = minp.z + math.floor((divz+0)*divlen)
+			local x1 = minp.x + math.floor((divx+1)*divlen)
+			local z1 = minp.z + math.floor((divz+1)*divlen)
+			-- Determine pebble amount from perlin noise
+			local pebble_amount = math.floor(perlin1:get2d({x=x0, y=z0}) ^ 2 * 2)
+			-- Find random positions for pebbles based on this random
+			local pr = PseudoRandom(seed+1)
+			for i=0,pebble_amount do
+				local x = pr:next(x0, x1)
+				local z = pr:next(z0, z1)
+				-- Find ground level (0...15)
+				local ground_y = nil
+				for y=30,0,-1 do
+					if minetest.get_node({x=x,y=y,z=z}).name ~= "air" then
+						ground_y = y
+						break
+					end
+				end
+				
+				if ground_y then
+					local p = {x=x,y=ground_y+1,z=z}
+					local nn = minetest.get_node(p).name
+					-- Check if the node can be replaced
+					if minetest.registered_nodes[nn] and
+						minetest.registered_nodes[nn].buildable_to then
+						nn = minetest.get_node({x=x,y=ground_y,z=z}).name
+						-- If desert sand, add dry shrub
+						if nn == "default:dirt_with_grass" then
+							minetest.set_node(p,{name="cavestuff:pebble_"..pr:next(1,2), param2=math.random(0,3)})
+						elseif nn == "default:desert_sand" then
+							minetest.set_node(p,{name="cavestuff:desert_pebble_"..pr:next(1,2), param2=math.random(0,3)})
+					    end
+					end
+				end
+				
+			end
+		end
+		end
+	end
+end)
diff --git a/cavestuff/models/cavestuff_pebble.obj b/cavestuff/models/cavestuff_pebble.obj
new file mode 100644
index 0000000..243d1ce
--- /dev/null
+++ b/cavestuff/models/cavestuff_pebble.obj
@@ -0,0 +1,279 @@
+# Blender v2.69 (sub 0) OBJ File: ''
+# www.blender.org
+mtllib cavestuff_pebble.mtl
+o Icosphere.001_Icosphere.002
+v -0.000327 -0.410467 0.180121
+v -0.235610 -0.410468 0.155391
+v -0.284796 -0.410468 -0.076018
+v -0.121985 -0.209219 0.205980
+v -0.284738 -0.218753 0.040139
+v -0.201573 -0.219323 -0.168447
+v -0.100950 -0.116906 0.005837
+v -0.088586 -0.496875 -0.111804
+v -0.196648 -0.428134 -0.159917
+v -0.209011 -0.497294 -0.042276
+v -0.041805 -0.497429 0.108278
+v -0.180101 -0.487871 0.093742
+v -0.120956 -0.428134 0.196184
+v -0.288163 -0.428135 0.045629
+v -0.147553 -0.309844 -0.213938
+v -0.268157 -0.309844 -0.144718
+v -0.192465 -0.309844 0.211384
+v -0.054169 -0.309844 0.225920
+v -0.324717 -0.309844 -0.017682
+v -0.288965 -0.319377 0.114387
+v -0.023183 -0.210866 0.195570
+v -0.221888 -0.201086 0.143956
+v -0.275798 -0.233149 -0.072011
+v -0.160094 -0.150509 -0.096605
+v -0.113314 -0.150508 0.123477
+v -0.216653 -0.160042 0.030431
+v 0.073364 -0.397538 -0.267606
+v 0.268711 -0.397538 -0.091716
+v 0.161795 -0.397537 0.148424
+v 0.199614 -0.173928 -0.211396
+v 0.254265 -0.173928 0.045725
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+v -0.015725 -0.073070 -0.159049
+v 0.170060 -0.073069 0.008234
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+v -0.059660 -0.090744 -0.028814
+v -0.016904 -0.495185 -0.020480
+v -0.038530 -0.134593 0.104482
+v 0.018559 -0.297788 0.203363
+vt 0.999784 0.777888
+vt 0.781916 0.751069
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+vt 0.718554 0.493678
+vt 0.498343 0.500066
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+vt 0.678897 0.522004
+vt 0.804007 0.322784
+vt 0.508145 0.125975
+vt 0.614686 0.322544
+vt 0.274631 0.088482
+vt 0.046907 0.080882
+vt 0.724191 0.150589
+vt 0.955856 0.101994
+vt 0.459738 0.810380
+vt 0.524431 0.596612
+vt 0.614955 0.619521
+vt 0.385224 0.455707
+vt 0.518113 0.743431
+vt 0.397247 0.481913
+vt 0.473092 0.333636
+vt 0.593136 0.806842
+vt 0.542133 0.566645
+vt 0.245991 0.361941
+vt 0.291514 0.126530
+vt 0.515385 0.289890
+vt 0.348981 0.560141
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+vt 0.705144 0.472239
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+vt 0.061144 0.812481
+vt 0.120014 0.502516
+vt 0.080353 0.535703
+vt 0.356859 0.719702
+vt 0.417004 0.243099
+vt 0.001005 0.468262
+vt 0.186797 0.314823
+vt 0.187216 0.555587
+vt 0.094383 0.931756
+vt 0.003057 0.709324
+vt 0.238065 0.772821
+vt 0.569632 0.999536
+vt 0.323797 1.000000
+vt 0.482075 0.313011
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+vt 0.079441 0.605161
+vt 0.000000 0.325670
+vt 0.241712 0.163133
+vt 0.470206 0.343559
+usemtl None
+s off
+f 2/1 13/2 17/3
+f 3/4 14/5 19/6
+f 2/7 17/8 20/9
+f 3/4 19/6 16/10
+f 4/11 21/12 25/13
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+f 9/20 8/23 10/21
+f 12/24 13/2 2/1
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+f 15/29 9/20 16/30
+f 9/20 3/22 16/30
+f 17/3 18/32 4/33
+f 17/3 13/2 18/32
+f 13/2 1/26 18/32
+f 19/6 20/9 5/34
+f 19/6 14/5 20/9
+f 14/5 2/7 20/9
+f 18/32 21/35 4/33
+f 20/9 22/36 5/34
+f 20/9 17/8 22/36
+f 17/8 4/37 22/36
+f 16/10 23/38 6/39
+f 16/10 19/6 23/38
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+f 49/45 21/35 60/87
diff --git a/cavestuff/nodes.lua b/cavestuff/nodes.lua
new file mode 100644
index 0000000..dc537cf
--- /dev/null
+++ b/cavestuff/nodes.lua
@@ -0,0 +1,145 @@
+--Rocks
+
+local cbox = {
+	type = "fixed",
+	fixed = {-5/16, -8/16, -6/16, 5/16, -1/32, 5/16},
+}
+
+minetest.register_node("cavestuff:pebble_1",{
+	description = "Pebble",
+	drawtype = "mesh",
+	mesh = "cavestuff_pebble.obj",
+    tiles = {"undergrowth_pebble.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1},
+    selection_box = cbox,
+    collision_box = cbox,
+    on_place = function(itemstack, placer, pointed_thing)
+		-- place a random pebble node
+		local stack = ItemStack("cavestuff:pebble_"..math.random(1,2))
+		local ret = minetest.item_place(stack, placer, pointed_thing)
+		return ItemStack("cavestuff:pebble_1 "..itemstack:get_count()-(1-ret:get_count()))
+	end,
+    sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("cavestuff:pebble_2",{
+	drawtype = "mesh",
+	mesh = "cavestuff_pebble.obj",
+    tiles = {"undergrowth_pebble.png"},
+	drop = "cavestuff:pebble_1",
+    tiles = {"undergrowth_pebble.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1, not_in_creative_inventory=1},
+	selection_box = cbox,
+	collision_box = cbox,
+    sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("cavestuff:desert_pebble_1",{
+	description = "Desert Pebble",
+	drawtype = "mesh",
+	mesh = "cavestuff_pebble.obj",
+    tiles = {"default_desert_stone.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1},
+	selection_box = cbox,
+	collision_box = cbox,
+    on_place = function(itemstack, placer, pointed_thing)
+		-- place a random pebble node
+		local stack = ItemStack("cavestuff:desert_pebble_"..math.random(1,2))
+		local ret = minetest.item_place(stack, placer, pointed_thing)
+		return ItemStack("cavestuff:desert_pebble_1 "..itemstack:get_count()-(1-ret:get_count()))
+	end,
+    sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("cavestuff:desert_pebble_2",{
+	drawtype = "mesh",
+	mesh = "cavestuff_pebble.obj",
+	drop = "cavestuff:desert_pebble_1",
+    tiles = {"default_desert_stone.png"},
+    paramtype = "light",
+	paramtype2 = "facedir",
+    groups = {cracky=3, stone=1, not_in_creative__inventory=1},
+	selection_box = cbox,
+	collision_box = cbox,
+    sounds = default.node_sound_stone_defaults(),
+})
+
+--Staclactites
+
+minetest.register_node("cavestuff:stalactite_1",{
+	drawtype="nodebox",
+	tiles = {"undergrowth_pebble.png"},
+	groups = {cracky=3,attached_node=1},
+	description = "Stalactite",
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.187500,0.425000,-0.150003,0.162500,0.500000,0.162500},
+			{-0.112500,0.162500,-0.100000,0.087500,0.475000,0.087500},
+			{-0.062500,-0.275000,-0.062500,0.062500,0.500000,0.062500},
+			{-0.037500,-0.837500,0.037500,0.037500,0.500000,-0.025000},
+		}
+	},
+	
+	on_place = function(itemstack, placer, pointed_thing)
+		local pt = pointed_thing
+		if minetest.get_node(pt.under).name=="default:stone" 
+		and minetest.get_node({x=pt.under.x, y=pt.under.y-1, z=pt.under.z}).name=="air"
+		and minetest.get_node({x=pt.under.x, y=pt.under.y-2, z=pt.under.z}).name=="air" then
+			minetest.set_node({x=pt.under.x, y=pt.under.y-1, z=pt.under.z}, {name="cavestuff:stalactite_"..math.random(1,3)})
+			if not minetest.setting_getbool("creative_mode") then
+				itemstack:take_item()
+			end
+		end
+		return itemstack
+	end,
+})
+
+minetest.register_node("cavestuff:stalactite_2",{
+	drawtype="nodebox",
+	tiles = {"undergrowth_pebble.png"},
+	groups = {cracky=3,attached_node=1,not_in_creative_inventory=1},
+	drop = "cavestuff:stalactite_1",
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	node_box = {
+		type = "fixed",
+		fixed = {
+				{-0.187500,0.387500,-0.150003,0.162500,0.500000,0.162500},
+	            {-0.112500,0.112500,-0.100000,0.087500,0.475000,0.087500},
+	            {-0.062500,-0.675000,-0.062500,0.062500,0.500000,0.062500},
+	            {-0.037500,-0.975000,0.037500,0.037500,0.500000,-0.025000},
+		}
+	},
+})
+
+minetest.register_node("cavestuff:stalactite_3",{
+	drawtype="nodebox",
+	tiles = {"undergrowth_pebble.png"},
+	groups = {cracky=3,attached_node=1,not_in_creative_inventory=1},
+	drop = "cavestuff:stalactite_1",
+	paramtype = "light",
+	paramtype2 = "wallmounted",
+	node_box = {
+	   type = "fixed",
+	   fixed = {
+		   {-0.187500,0.387500,-0.150003,0.162500,0.500000,0.162500},
+		   {-0.112500,0.037500,-0.100000,0.087500,0.475000,0.087500},
+		   {-0.062500,-0.437500,-0.062500,0.062500,0.500000,0.062500},
+		   {-0.037500,-1.237500,0.037500,0.037500,0.500000,-0.025000},
+	    }
+    },
+})
+
+--Stalagmites
+
+
+
diff --git a/cavestuff/textures/undergrowth_desert_pebble.png b/cavestuff/textures/undergrowth_desert_pebble.png
new file mode 100644
index 0000000..966e937
--- /dev/null
+++ b/cavestuff/textures/undergrowth_desert_pebble.png
diff --git a/cavestuff/textures/undergrowth_pebble.png b/cavestuff/textures/undergrowth_pebble.png
new file mode 100644
index 0000000..306ca6a
--- /dev/null
+++ b/cavestuff/textures/undergrowth_pebble.png