simplify node registration.

make the wrapper `blockgame.register_node` make reasonable assumptions
that make node registration more convenient.

change other code to take advantage of that change.

also remove the `blockgame.reg_simple_node` utility since it's now
redundant.

mods/bg_api/util_node.lua

@@ -1,16 +1,3 @@
-function blockgame.reg_simple_node (name, desc, groups)
-	local my_modname = minetest.get_current_modname()
-	return blockgame.register_node(my_modname .. ":" .. name, {
-		description = desc,
-		tiles = {
-			my_modname .. "_" .. name .. ".png",
-		},
-		groups = groups,
-	})
-end
-
-
-
 function blockgame.air_flows_through (pos, node)
 	node = node or minetest.get_node(pos)
 	return blockgame.item_matches(node.name, {

mods/bg_api/wrappers.lua

@@ -19,7 +19,6 @@ for name in pairs({
 	register_abm = true,
 	register_lbm = true,
 	register_on_joinplayer = true,
-	register_node = true,
 	register_item = true,
 	register_on_placenode = true,
 	register_on_dignode = true,
@@ -28,3 +27,19 @@ for name in pairs({
 }) do
 	create_plain_wrapper(name)
 end
+
+local function capitalize (str)
+	return string.upper(string.sub(str, 1, 1)) .. string.sub(str, 2)
+end
+
+function blockgame.register_node (name, def)
+	local modname = minetest.get_current_modname()
+	local full_name = modname .. ":" .. name
+
+	def.description = def.description or capitalize(name)
+	def.tiles = def.tiles or {
+		modname .. "_" .. name .. ".png",
+	}
+
+	minetest.register_node(full_name, def)
+end

mods/bg_stoneworking/node.lua

@@ -1,7 +1,11 @@
-blockgame.reg_simple_node("bricks", "Bricks", {
-	stoney = 1,
+blockgame.register_node("bricks", {
+	groups = {
+		stoney = 1,
+	},
 })
 
-blockgame.reg_simple_node("tile", "Tile", {
-	stoney = 1,
+blockgame.register_node("tile", {
+	groups = {
+		stoney = 1,
+	},
 })

mods/bg_terrain/node.lua

@@ -1,10 +1,7 @@
 local modname = minetest.get_current_modname()
 
-blockgame.register_node(modname .. ":stone", {
+blockgame.register_node("stone", {
 	description = "Stone",
-	tiles = {
-		modname .. "_stone.png",
-	},
 	groups = {
 		cracky = 3,
 		stoney = 1,
@@ -12,11 +9,8 @@ blockgame.register_node(modname .. ":stone", {
 	drop = modname .. ":cobblestone",
 })
 
-blockgame.register_node(modname .. ":cobblestone", {
+blockgame.register_node("cobblestone", {
 	description = "Cobblestone",
-	tiles = {
-		modname .. "_cobblestone.png",
-	},
 	groups = {
 		cracky = 3,
 		stoney = 1,
@@ -27,22 +21,16 @@ blockgame.register_node(modname .. ":cobblestone", {
 minetest.register_alias("mapgen_stone", modname .. ":stone")
 minetest.register_alias("mapgen_water_source", "air")
 
-blockgame.register_node(modname .. ":grass", {
+blockgame.register_node("grass", {
 	description = "Grass",
-	tiles = {
-		modname .. "_grass.png",
-	},
 	groups = {
 		dirty = 1,
 	},
 	drop = modname .. ":dirt",
 })
 
-blockgame.register_node(modname .. ":dirt", {
+blockgame.register_node("dirt", {
 	description = "Dirt",
-	tiles = {
-		modname .. "_dirt.png",
-	},
 	groups = {
 		dirty = 1,
 		grassable = 1,

mods/bg_tree/node.lua

@@ -3,13 +3,21 @@ local modname = minetest.get_current_modname()
 load_file("node_log")
 load_file("node_leaves")
 
-blockgame.reg_simple_node("nut", "Nut", {
-	woody = 1,
+blockgame.register_node("nut", {
+	groups = {
+		woody = 1,
+	},
 })
 
-blockgame.reg_simple_node("root", "Root", {
-	woody = 1,
+blockgame.register_node("root", {
+	groups = {
+		woody = 1,
+	},
 })
-blockgame.reg_simple_node("root_alive", "Growing Root", {
-	woody = 1,
+
+blockgame.register_node("root_alive", {
+	description = "Growing Root",
+	groups = {
+		woody = 1,
+	},
 })

mods/bg_tree/node_leaves.lua

@@ -16,7 +16,7 @@ local function reg_leaves (name, def)
 		falling_node = 1,
 	})
 
-	blockgame.register_node(modname .. ":" .. name, def)
+	blockgame.register_node(name, def)
 end
 
 local nutty_drops = {

mods/bg_tree/node_log.lua

@@ -17,7 +17,7 @@ local function reg_log (name, def)
 		supports_leaves = 1,
 	})
 
-	blockgame.register_node(modname .. ":" .. name, def)
+	blockgame.register_node(name, def)
 end
 
 reg_log("log", {

mods/bg_woodworking/node.lua

@@ -1,5 +1,7 @@
 local modname = minetest.get_current_modname()
 
-blockgame.reg_simple_node("plank", "Plank", {
-	woody = 1,
+blockgame.register_node("plank", {
+	groups = {
+		woody = 1,
+	},
 })