use voxelmanip

mods/mysponge/init.lua

@@ -1,142 +0,0 @@
-local mysponge_table = { -- item, ,desc, image, scale, nodegroup, bright
-{"sponge_dry",   "Dry Sponge",    "sponge.png",     "0.5", {dig_immediate=1, oddly_breakable_by_hand=1, flammable=1}},
-{"sponge_soaked","Wet Sponge",    "sponge_wet.png", "1",   {dig_immediate=1, oddly_breakable_by_hand=1, not_in_creative_inventory=1}},
-}
-for i in ipairs(mysponge_table) do
-	local item = mysponge_table[i][1]
-	local desc = mysponge_table[i][2]
-	local image = mysponge_table[i][3]
-	local scale = mysponge_table[i][4]
-	local nodegroup = mysponge_table[i][5]
-
-
-minetest.register_node("mysponge:"..item,{
-	description = desc,
-	tiles = {image},
-	paramtype = "light",
-	groups = {crumbly=3, level=0, dig_immediate=1}
-})
-
-end
-
-local air_nodes = {
-	{"air1"},
-	{"air2"},
-	{"air3"},
-	}
-for i in ipairs(air_nodes) do
-	local airnode = air_nodes[i][1]
-minetest.register_node("mysponge:"..airnode,{
---	description = "Air 1",
-	tiles = {"mysponge_air.png"},
-	drawtype = "allfaces",
-	walkable = false,
-	pointable = false,
-	paramtype = "light",
-	groups = {not_in_creative_inventory=1}
-})
-end
-
-
-minetest.register_node("mysponge:dry_leaves",{
-	description = "Dry Leaves",
-	tiles = {"mysponge_dry_leaves.png"},
-	drawtype = "allfaces_optional",
-	paramtype = "light",
-	groups = {dig_immediate=1, oddly_breakable_by_hand=1}
-})
-
-
--------------------------------------------------------------------------
---ABMs
--------------------------------------------------------------------------
---Set Air
-
---Air 1
-minetest.register_abm({
-	nodenames = {"group:water"},
-	neighbors = {"mysponge:sponge_dry"},
-	interval = 0.5,
-	chance = 1,
-	action = function(pos)
-		minetest.set_node(pos, {name="mysponge:air1"})	
-	end
-})
-
---Air 2
-minetest.register_abm({
-	nodenames = {"group:water"},
-	neighbors = {"mysponge:air1"},
-	interval = 0.5,
-	chance = 1,
-	action = function(pos)
-		minetest.set_node(pos, {name="mysponge:air2"})	
-	end
-})
-
---Air 3
-minetest.register_abm({
-	nodenames = {"group:water"},
-	neighbors = {"mysponge:air2"},
-	interval = 0.5,
-	chance = 1,
-	action = function(pos)
-		minetest.set_node(pos, {name="mysponge:air3"})	
-	end
-})
-
--------------------------------------------------------------------------
---Set default Air
--------------------------------------------------------------------------
-
-minetest.register_abm({
-	nodenames = {"mysponge:air1","mysponge:air2","mysponge:air3"},
-	interval = 6,
-	chance = 1,
-	action = function(pos)
-		minetest.set_node(pos, {name="air"})	
-	end
-})
-
--------------------------------------------------------------------------
---Set Sponge
--------------------------------------------------------------------------
-
-minetest.register_abm({
-	nodenames = {"mysponge:sponge_dry"},
-	neighbors = {"mysponge:air1"},
-	interval = 3,
-	chance = 1,
-	action = function(pos)
-		minetest.set_node(pos, {name="mysponge:sponge_soaked"})	
-	end
-
-})
-
--------------------------------------------------------------------------------------------------
---Craft
-
-minetest.register_craft({
-		type = "cooking",
-		output = "default:water_source 3",
-		recipe = "mysponge:sponge_soaked",
-		cooktime = 5,
-		replacements = {{"mysponge:sponge_soaked", "mysponge:sponge_dry"}},
-	})
-minetest.register_craft({
-		type = "cooking",
-		output = "mysponge:dry_leaves",
-		recipe = "group:leaves",
-		cooktime = 3,
-	})
-minetest.register_craft({
-		output = "mysponge:sponge_dry 1",
-		recipe = {
-			{"mysponge:dry_leaves","mysponge:dry_leaves"},
-			{"mysponge:dry_leaves","mysponge:dry_leaves"},
-			},
-		cooktime = 3,
-	})
-
-
-

mods/sponge/init.lua

@@ -0,0 +1,81 @@
+minetest.register_node("sponge:sponge_wet",{
+	description = "Wet Sponge",
+	tiles = {"sponge_wet.png"},
+	paramtype = "light",
+	groups = {crumbly=3, level=0, dig_immediate=1, oddly_breakable_by_hand=1}
+})
+
+minetest.register_node("sponge:sponge_dry",{
+	description = "Dry Sponge",
+	tiles = {"sponge.png"},
+	paramtype = "light",
+	groups = {crumbly=3, level=0, dig_immediate=1, oddly_breakable_by_hand=1, flammable=1},
+	after_place_node = function(pos, placer, itemstack)
+			local vm = minetest.get_voxel_manip()
+			local p1 = {x=pos.x-17,y=pos.y-17,z=pos.z-17}
+			local p2 = {x=pos.x+17,y=pos.y+17,z=pos.z+17}
+			local emin, emax = vm:read_from_map(p1, p2)
+			local data = vm:get_data()
+			local area = VoxelArea:new{ MinEdge = emin, MaxEdge = emax }
+			local c_air = minetest.get_content_id("air")
+			local c_w = minetest.get_content_id("water_flowing")
+			local c_ws = minetest.get_content_id("water_source")
+			local c_sw = minetest.get_content_id("sponge:sponge_wet")
+			local iswet = false
+			for x=pos.x-7,pos.x+7,1 do
+				for z=pos.z-7,pos.z+7,1 do
+					for y=pos.y-7,pos.y+7,1 do
+						local p_pos = area:index(x, y, z)
+						if data[p_pos] == c_w or data[p_pos] == c_ws then
+							data[p_pos] = c_air
+							iswet = true
+						end
+					end
+				end
+			end
+			if iswet then
+				data[area:index(pos.x, pos.y, pos.z)] = c_sw
+			end
+			vm:set_data(data)
+			vm:calc_lighting()
+			vm:update_liquids()
+			vm:write_to_map()
+			vm:update_map()
+			return false
+	end,	
+})
+
+minetest.register_node("sponge:dry_leaves",{
+	description = "Dry Leaves",
+	tiles = {"sponge_dry_leaves.png"},
+	drawtype = "allfaces_optional",
+	paramtype = "light",
+	groups = {dig_immediate=1, oddly_breakable_by_hand=1}
+})
+
+-------------------------------------------------------------------------------------------------
+--Craft
+
+minetest.register_craft({
+		type = "cooking",
+		output = "sponge:sponge_dry 1",
+		recipe = "sponge:sponge_wet",
+		cooktime = 5,
+	})
+minetest.register_craft({
+		type = "cooking",
+		output = "sponge:dry_leaves",
+		recipe = "group:leaves",
+		cooktime = 3,
+	})
+minetest.register_craft({
+		output = "sponge:sponge_dry 1",
+		recipe = {
+			{"sponge:dry_leaves","sponge:dry_leaves"},
+			{"sponge:dry_leaves","sponge:dry_leaves"},
+			},
+		cooktime = 3,
+	})
+
+
+