Fix use_texture_alpha warnings since 5.4.0-dev

Update xpanes documentation (most panes have alpha)

game_api.txt

@@ -792,7 +792,9 @@ Creates panes that automatically connect to each other
 		groups = {group = rating}, -- Uses the known node groups, see [Known damage and digging time defining groups]
 		sounds = SoundSpec,        -- See [#Default sounds]
 		recipe = {{"","","","","","","","",""}}, -- Recipe field only
-		use_texture_alpha = true, -- Optional boolean (default: `false`) for colored glass panes
+		use_texture_alpha = true,
+		-- ^ Set to 'false' for opaque panes, to increase rendering
+		-- performance. Default is 'true'
 	}
 
 

mods/beds/api.lua

@@ -31,6 +31,7 @@ function beds.register_bed(name, def)
 		wield_image = def.wield_image,
 		drawtype = "nodebox",
 		tiles = def.tiles.bottom,
+		use_texture_alpha = true,
 		paramtype = "light",
 		paramtype2 = "facedir",
 		is_ground_content = false,
@@ -151,6 +152,7 @@ function beds.register_bed(name, def)
 	minetest.register_node(name .. "_top", {
 		drawtype = "nodebox",
 		tiles = def.tiles.top,
+		use_texture_alpha = true,
 		paramtype = "light",
 		paramtype2 = "facedir",
 		is_ground_content = false,

mods/default/functions.lua

@@ -449,6 +449,7 @@ function default.register_mesepost(name, def)
 		},
 		paramtype = "light",
 		tiles = {def.texture, def.texture, post_texture_dark, post_texture_dark, post_texture, post_texture},
+		use_texture_alpha = true,
 		light_source = default.LIGHT_MAX,
 		sunlight_propagates = true,
 		is_ground_content = false,

mods/default/nodes.lua

@@ -2565,6 +2565,7 @@ local function register_sign(material, desc, def)
 		description = desc,
 		drawtype = "nodebox",
 		tiles = {"default_sign_wall_" .. material .. ".png"},
+		use_texture_alpha = true,
 		inventory_image = "default_sign_" .. material .. ".png",
 		wield_image = "default_sign_" .. material .. ".png",
 		paramtype = "light",
@@ -2793,6 +2794,7 @@ minetest.register_node("default:glass", {
 	description = S("Glass"),
 	drawtype = "glasslike_framed_optional",
 	tiles = {"default_glass.png", "default_glass_detail.png"},
+	use_texture_alpha = true,
 	paramtype = "light",
 	paramtype2 = "glasslikeliquidlevel",
 	sunlight_propagates = true,
@@ -2805,6 +2807,7 @@ minetest.register_node("default:obsidian_glass", {
 	description = S("Obsidian Glass"),
 	drawtype = "glasslike_framed_optional",
 	tiles = {"default_obsidian_glass.png", "default_obsidian_glass_detail.png"},
+	use_texture_alpha = true,
 	paramtype = "light",
 	paramtype2 = "glasslikeliquidlevel",
 	is_ground_content = false,

mods/default/torch.lua

@@ -29,6 +29,7 @@ minetest.register_node("default:torch", {
 		    name = "default_torch_on_floor_animated.png",
 		    animation = {type = "vertical_frames", aspect_w = 16, aspect_h = 16, length = 3.3}
 	}},
+	use_texture_alpha = true,
 	paramtype = "light",
 	paramtype2 = "wallmounted",
 	sunlight_propagates = true,
@@ -81,6 +82,7 @@ minetest.register_node("default:torch_wall", {
 		    name = "default_torch_on_floor_animated.png",
 		    animation = {type = "vertical_frames", aspect_w = 16, aspect_h = 16, length = 3.3}
 	}},
+	use_texture_alpha = true,
 	paramtype = "light",
 	paramtype2 = "wallmounted",
 	sunlight_propagates = true,
@@ -105,6 +107,7 @@ minetest.register_node("default:torch_ceiling", {
 		    name = "default_torch_on_floor_animated.png",
 		    animation = {type = "vertical_frames", aspect_w = 16, aspect_h = 16, length = 3.3}
 	}},
+	use_texture_alpha = true,
 	paramtype = "light",
 	paramtype2 = "wallmounted",
 	sunlight_propagates = true,

mods/doors/init.lua

@@ -428,6 +428,7 @@ function doors.register(name, def)
 	def.drawtype = "mesh"
 	def.paramtype = "light"
 	def.paramtype2 = "facedir"
+	def.use_texture_alpha = true
 	def.sunlight_propagates = true
 	def.walkable = true
 	def.is_ground_content = false
@@ -578,6 +579,7 @@ function doors.register_trapdoor(name, def)
 	def.drawtype = "nodebox"
 	def.paramtype = "light"
 	def.paramtype2 = "facedir"
+	def.use_texture_alpha = true
 	def.is_ground_content = false
 
 	if def.protected then

mods/flowers/init.lua

@@ -277,6 +277,7 @@ local waterlily_def = {
 	paramtype = "light",
 	paramtype2 = "facedir",
 	tiles = {"flowers_waterlily.png", "flowers_waterlily_bottom.png"},
+	use_texture_alpha = true,
 	inventory_image = "flowers_waterlily.png",
 	wield_image = "flowers_waterlily.png",
 	liquids_pointable = true,

mods/stairs/init.lua

@@ -61,6 +61,8 @@ end
 
 function stairs.register_stair(subname, recipeitem, groups, images, description,
 		sounds, worldaligntex)
+	local src_def = minetest.registered_nodes[recipeitem]
+
 	-- Set backface culling and world-aligned textures
 	local stair_images = {}
 	for i, image in ipairs(images) do
@@ -82,6 +84,7 @@ function stairs.register_stair(subname, recipeitem, groups, images, description,
 			end
 		end
 	end
+
 	local new_groups = table.copy(groups)
 	new_groups.stair = 1
 	warn_if_exists("stairs:stair_" .. subname)
@@ -89,6 +92,7 @@ function stairs.register_stair(subname, recipeitem, groups, images, description,
 		description = description,
 		drawtype = "nodebox",
 		tiles = stair_images,
+		use_texture_alpha = src_def and src_def.use_texture_alpha,
 		paramtype = "light",
 		paramtype2 = "facedir",
 		is_ground_content = false,
@@ -160,6 +164,8 @@ end
 
 function stairs.register_slab(subname, recipeitem, groups, images, description,
 		sounds, worldaligntex)
+	local src_def = minetest.registered_nodes[recipeitem]
+
 	-- Set world-aligned textures
 	local slab_images = {}
 	for i, image in ipairs(images) do
@@ -184,6 +190,7 @@ function stairs.register_slab(subname, recipeitem, groups, images, description,
 		description = description,
 		drawtype = "nodebox",
 		tiles = slab_images,
+		use_texture_alpha = src_def and src_def.use_texture_alpha,
 		paramtype = "light",
 		paramtype2 = "facedir",
 		is_ground_content = false,
@@ -297,6 +304,8 @@ end
 
 function stairs.register_stair_inner(subname, recipeitem, groups, images,
 		description, sounds, worldaligntex, full_description)
+	local src_def = minetest.registered_nodes[recipeitem]
+
 	-- Set backface culling and world-aligned textures
 	local stair_images = {}
 	for i, image in ipairs(images) do
@@ -330,6 +339,7 @@ function stairs.register_stair_inner(subname, recipeitem, groups, images,
 		description = description,
 		drawtype = "nodebox",
 		tiles = stair_images,
+		use_texture_alpha = src_def and src_def.use_texture_alpha,
 		paramtype = "light",
 		paramtype2 = "facedir",
 		is_ground_content = false,
@@ -384,6 +394,8 @@ end
 
 function stairs.register_stair_outer(subname, recipeitem, groups, images,
 		description, sounds, worldaligntex, full_description)
+	local src_def = minetest.registered_nodes[recipeitem]
+
 	-- Set backface culling and world-aligned textures
 	local stair_images = {}
 	for i, image in ipairs(images) do
@@ -417,6 +429,7 @@ function stairs.register_stair_outer(subname, recipeitem, groups, images,
 		description = description,
 		drawtype = "nodebox",
 		tiles = stair_images,
+		use_texture_alpha = src_def and src_def.use_texture_alpha,
 		paramtype = "light",
 		paramtype2 = "facedir",
 		is_ground_content = false,

mods/xpanes/init.lua

@@ -113,10 +113,10 @@ function xpanes.register_pane(name, def)
 			def.textures[1],
 			def.textures[1]
 		},
+		use_texture_alpha = def.use_texture_alpha ~= false,
 		groups = flatgroups,
 		drop = "xpanes:" .. name .. "_flat",
 		sounds = def.sounds,
-		use_texture_alpha = def.use_texture_alpha or false,
 		node_box = {
 			type = "fixed",
 			fixed = {{-1/2, -1/2, -1/32, 1/2, 1/2, 1/32}},
@@ -142,10 +142,10 @@ function xpanes.register_pane(name, def)
 			def.textures[3],
 			def.textures[1]
 		},
+		use_texture_alpha = def.use_texture_alpha ~= false,
 		groups = groups,
 		drop = "xpanes:" .. name .. "_flat",
 		sounds = def.sounds,
-		use_texture_alpha = def.use_texture_alpha or false,
 		node_box = {
 			type = "connected",
 			fixed = {{-1/32, -1/2, -1/32, 1/32, 1/2, 1/32}},