Merge branch 'master' of https://github.com/minetest/minetest

.dockerignore

@@ -0,0 +1,4 @@
+./cmake-build-*
+./build/*
+./cache/*
+Dockerfile

.github/CONTRIBUTING.md

@@ -70,7 +70,9 @@ Feature requests are welcome but take a moment to see if your idea follows the r
 
 ## Translations
 
-Translations of Minetest are performed using Weblate. You can access the project page  with a list of current languages [here](https://hosted.weblate.org/projects/minetest/minetest/).
+The core translations of Minetest are performed using Weblate. You can access the project page with a list of current languages [here](https://hosted.weblate.org/projects/minetest/minetest/).
+
+Builtin (the component which contains things like server messages, chat command descriptions, privilege descriptions) is translated separately; it needs to be translated by editing a `.tr` text file. See [Translation](https://dev.minetest.net/Translation) for more information.
 
 ## Donations
 

.github/workflows/build.yml

@@ -13,6 +13,8 @@ on:
       - 'util/buildbot/**'
       - 'util/ci/**'
       - '.github/workflows/**.yml'
+      - 'Dockerfile'
+      - '.dockerignore'
   pull_request:
     paths:
       - 'lib/**.[ch]'
@@ -24,6 +26,8 @@ on:
       - 'util/buildbot/**'
       - 'util/ci/**'
       - '.github/workflows/**.yml'
+      - 'Dockerfile'
+      - '.dockerignore'
 
 jobs:
   # This is our minor gcc compiler
@@ -76,7 +80,7 @@ jobs:
       - name: Install deps
         run: |
           source ./util/ci/common.sh
-          install_linux_deps clang-3.9
+          install_linux_deps clang-3.9 gdb
 
       - name: Build
         run: |
@@ -85,10 +89,14 @@ jobs:
           CC: clang-3.9
           CXX: clang++-3.9
 
-      - name: Test
+      - name: Unittest
         run: |
           ./bin/minetest --run-unittests
 
+      - name: Integration test
+        run: |
+          ./util/test_multiplayer.sh
+
   # This is the current clang version
   clang_9:
     runs-on: ubuntu-18.04

.gitlab-ci.yml

@@ -9,7 +9,7 @@ stages:
   - deploy
 
 variables:
-  IRRLICHT_TAG: "1.9.0mt0"
+  IRRLICHT_TAG: "1.9.0mt1"
   MINETEST_GAME_REPO: "https://github.com/minetest/minetest_game.git"
   CONTAINER_IMAGE: registry.gitlab.com/$CI_PROJECT_PATH
 
@@ -26,7 +26,7 @@ variables:
     - cd ..
     - mkdir cmakebuild
     - cd cmakebuild
-    - cmake -DIRRLICHT_LIBRARY=$PWD/../irrlicht/lib/Linux/libIrrlicht.a -DIRRLICHT_INCLUDE_DIR=$PWD/../irrlicht/include -DCMAKE_INSTALL_PREFIX=../artifact/minetest/usr/ -DCMAKE_BUILD_TYPE=Release -DRUN_IN_PLACE=FALSE -DENABLE_GETTEXT=TRUE -DBUILD_SERVER=TRUE ..
+    - cmake -DIRRLICHT_LIBRARY=$PWD/../irrlicht/lib/Linux/libIrrlichtMt.a -DIRRLICHT_INCLUDE_DIR=$PWD/../irrlicht/include -DCMAKE_INSTALL_PREFIX=../artifact/minetest/usr/ -DCMAKE_BUILD_TYPE=Release -DRUN_IN_PLACE=FALSE -DENABLE_GETTEXT=TRUE -DBUILD_SERVER=TRUE ..
     - make -j2
     - make install
   artifacts:
@@ -171,10 +171,10 @@ build:fedora-28:
 ##
 
 .generic_win_template:
-  image: ubuntu:bionic
+  image: ubuntu:focal
   before_script:
     - apt-get update
-    - apt-get install -y wget xz-utils unzip git cmake gettext
+    - DEBIAN_FRONTEND=noninteractive apt-get install -y wget xz-utils unzip git cmake gettext
     - wget -nv http://minetest.kitsunemimi.pw/mingw-w64-${WIN_ARCH}_9.2.0_ubuntu18.04.tar.xz -O mingw.tar.xz
     - tar -xaf mingw.tar.xz -C /usr
 
@@ -184,13 +184,13 @@ build:fedora-28:
   artifacts:
     expire_in: 1h
     paths:
-      - _build/*
+      - build/build/*.zip
 
 .package_win_template:
   extends: .generic_win_template
   stage: package
   script:
-    - unzip _build/minetest-*.zip
+    - unzip build/build/*.zip
     - cp -p /usr/${WIN_ARCH}-w64-mingw32/bin/libgcc*.dll minetest-*-win*/bin/
     - cp -p /usr/${WIN_ARCH}-w64-mingw32/bin/libstdc++*.dll minetest-*-win*/bin/
     - cp -p /usr/${WIN_ARCH}-w64-mingw32/bin/libwinpthread*.dll minetest-*-win*/bin/

.luacheckrc

@@ -20,7 +20,7 @@ read_globals = {
 
 	string = {fields = {"split", "trim"}},
 	table  = {fields = {"copy", "getn", "indexof", "insert_all", "combine"}},
-	math   = {fields = {"hypot"}},
+	math   = {fields = {"hypot", "round"}},
 }
 
 globals = {

CMakeLists.txt

@@ -60,9 +60,9 @@ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
 # This is done here so that relative search paths are more reasonable
 find_package(Irrlicht)
 if(BUILD_CLIENT AND NOT IRRLICHT_FOUND)
-	message(FATAL_ERROR "Irrlicht is required to build the client, but it was not found.")
-elseif(IRRLICHT_INCLUDE_DIR STREQUAL "")
-	message(FATAL_ERROR "Irrlicht headers are required to build the server, but none found.")
+	message(FATAL_ERROR "IrrlichtMt is required to build the client, but it was not found.")
+elseif(NOT IRRLICHT_INCLUDE_DIR)
+	message(FATAL_ERROR "Irrlicht or IrrlichtMt headers are required to build the server, but none found.")
 endif()
 
 include(CheckSymbolExists)
@@ -71,7 +71,7 @@ unset(HAS_FORKED_IRRLICHT CACHE)
 check_symbol_exists(IRRLICHT_VERSION_MT "IrrCompileConfig.h" HAS_FORKED_IRRLICHT)
 if(NOT HAS_FORKED_IRRLICHT)
 	string(CONCAT EXPLANATION_MSG
-		"Irrlicht found, but it is not Minetest's Irrlicht fork. "
+		"Irrlicht found, but it is not IrrlichtMt (Minetest's Irrlicht fork). "
 		"The Minetest team has forked Irrlicht to make their own customizations. "
 		"It can be found here: https://github.com/minetest/irrlicht")
 	if(BUILD_CLIENT)

Dockerfile

@@ -1,6 +1,7 @@
-FROM alpine:3.11
+FROM alpine:3.13
 
 ENV MINETEST_GAME_VERSION master
+ENV IRRLICHT_VERSION master
 
 COPY .git /usr/src/minetest/.git
 COPY CMakeLists.txt /usr/src/minetest/CMakeLists.txt
@@ -18,9 +19,7 @@ COPY textures /usr/src/minetest/textures
 
 WORKDIR /usr/src/minetest
 
-RUN apk add --no-cache git build-base irrlicht-dev cmake bzip2-dev libpng-dev \
-		jpeg-dev libxxf86vm-dev mesa-dev sqlite-dev libogg-dev \
-		libvorbis-dev openal-soft-dev curl-dev freetype-dev zlib-dev \
+RUN apk add --no-cache git build-base cmake sqlite-dev curl-dev zlib-dev \
 		gmp-dev jsoncpp-dev postgresql-dev luajit-dev ca-certificates && \
 	git clone --depth=1 -b ${MINETEST_GAME_VERSION} https://github.com/minetest/minetest_game.git ./games/minetest_game && \
 	rm -fr ./games/minetest_game/.git
@@ -36,6 +35,9 @@ RUN git clone --recursive https://github.com/jupp0r/prometheus-cpp/ && \
 	make -j2 && \
 	make install
 
+RUN git clone --depth=1 https://github.com/minetest/irrlicht/ -b ${IRRLICHT_VERSION} && \
+	cp -r irrlicht/include /usr/include/irrlichtmt
+
 WORKDIR /usr/src/minetest
 RUN mkdir build && \
 	cd build && \
@@ -49,7 +51,7 @@ RUN mkdir build && \
 	make -j2 && \
 	make install
 
-FROM alpine:3.11
+FROM alpine:3.13
 
 RUN apk add --no-cache sqlite-libs curl gmp libstdc++ libgcc libpq luajit jsoncpp && \
 	adduser -D minetest --uid 30000 -h /var/lib/minetest && \

LICENSE.txt

@@ -87,7 +87,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 Irrlicht
 ---------------
 
-This program uses the Irrlicht Engine. http://irrlicht.sourceforge.net/
+This program uses IrrlichtMt, Minetest's fork of
+the Irrlicht Engine. http://irrlicht.sourceforge.net/
 
  The Irrlicht Engine License
 

README.md

@@ -133,8 +133,8 @@ Compiling
 | Dependency | Version | Commentary |
 |------------|---------|------------|
 | GCC        | 4.9+    | Can be replaced with Clang 3.4+ |
-| CMake      | 2.6+    |            |
-| Irrlicht   | -       | Custom version required, see https://github.com/minetest/irrlicht |
+| CMake      | 3.5+    |            |
+| IrrlichtMt | -       | Custom version of Irrlicht, see https://github.com/minetest/irrlicht |
 | SQLite3    | 3.0+    |            |
 | LuaJIT     | 2.0+    | Bundled Lua 5.1 is used if not present |
 | GMP        | 5.0.0+  | Bundled mini-GMP is used if not present |
@@ -209,7 +209,7 @@ Run it:
 - You can disable the client build by specifying `-DBUILD_CLIENT=FALSE`.
 - You can select between Release and Debug build by `-DCMAKE_BUILD_TYPE=<Debug or Release>`.
   - Debug build is slower, but gives much more useful output in a debugger.
-- If you build a bare server you don't need to have the Irrlicht library installed.
+- If you build a bare server you don't need to have the Irrlicht or IrrlichtMt library installed.
   - In that case use `-DIRRLICHT_INCLUDE_DIR=/some/where/irrlicht/include`.
 
 ### CMake options
@@ -229,7 +229,7 @@ General options and their default values:
     ENABLE_CURSES=ON           - Build with (n)curses; Enables a server side terminal (command line option: --terminal)
     ENABLE_FREETYPE=ON         - Build with FreeType2; Allows using TTF fonts
     ENABLE_GETTEXT=ON          - Build with Gettext; Allows using translations
-    ENABLE_GLES=OFF            - Build for OpenGL ES instead of OpenGL (requires support by Irrlicht)
+    ENABLE_GLES=OFF            - Build for OpenGL ES instead of OpenGL (requires support by IrrlichtMt)
     ENABLE_LEVELDB=ON          - Build with LevelDB; Enables use of LevelDB map backend
     ENABLE_POSTGRESQL=ON       - Build with libpq; Enables use of PostgreSQL map backend (PostgreSQL 9.5 or greater recommended)
     ENABLE_REDIS=ON            - Build with libhiredis; Enables use of Redis map backend
@@ -259,9 +259,9 @@ Library specific options:
     GETTEXT_INCLUDE_DIR             - Only when building with gettext; directory that contains iconv.h
     GETTEXT_LIBRARY                 - Only when building with gettext on Windows; path to libintl.dll.a
     GETTEXT_MSGFMT                  - Only when building with gettext; path to msgfmt/msgfmt.exe
-    IRRLICHT_DLL                    - Only on Windows; path to Irrlicht.dll
+    IRRLICHT_DLL                    - Only on Windows; path to IrrlichtMt.dll
     IRRLICHT_INCLUDE_DIR            - Directory that contains IrrCompileConfig.h
-    IRRLICHT_LIBRARY                - Path to libIrrlicht.a/libIrrlicht.so/libIrrlicht.dll.a/Irrlicht.lib
+    IRRLICHT_LIBRARY                - Path to libIrrlichtMt.a/libIrrlichtMt.so/libIrrlichtMt.dll.a/IrrlichtMt.lib
     LEVELDB_INCLUDE_DIR             - Only when building with LevelDB; directory that contains db.h
     LEVELDB_LIBRARY                 - Only when building with LevelDB; path to libleveldb.a/libleveldb.so/libleveldb.dll.a
     LEVELDB_DLL                     - Only when building with LevelDB on Windows; path to libleveldb.dll

build/android/native/jni/Android.mk

@@ -14,7 +14,7 @@ include $(PREBUILT_STATIC_LIBRARY)
 
 include $(CLEAR_VARS)
 LOCAL_MODULE := Irrlicht
-LOCAL_SRC_FILES := deps/Android/Irrlicht/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libIrrlicht.a
+LOCAL_SRC_FILES := deps/Android/Irrlicht/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libIrrlichtMt.a
 include $(PREBUILT_STATIC_LIBRARY)
 
 #include $(CLEAR_VARS)
@@ -47,18 +47,6 @@ LOCAL_MODULE := OpenAL
 LOCAL_SRC_FILES := deps/Android/OpenAL-Soft/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libopenal.a
 include $(PREBUILT_STATIC_LIBRARY)
 
-# You can use `OpenSSL and Crypto` instead `mbedTLS mbedx509 mbedcrypto`,
-#but it increase APK size on ~0.7MB
-#include $(CLEAR_VARS)
-#LOCAL_MODULE := OpenSSL
-#LOCAL_SRC_FILES := deps/Android/OpenSSL/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libssl.a
-#include $(PREBUILT_STATIC_LIBRARY)
-
-#include $(CLEAR_VARS)
-#LOCAL_MODULE := Crypto
-#LOCAL_SRC_FILES := deps/Android/OpenSSL/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libcrypto.a
-#include $(PREBUILT_STATIC_LIBRARY)
-
 include $(CLEAR_VARS)
 LOCAL_MODULE := Vorbis
 LOCAL_SRC_FILES := deps/Android/Vorbis/${NDK_TOOLCHAIN_VERSION}/$(APP_ABI)/libvorbis.a
@@ -207,7 +195,6 @@ LOCAL_SRC_FILES += \
 LOCAL_SRC_FILES += deps/Android/sqlite/sqlite3.c
 
 LOCAL_STATIC_LIBRARIES += Curl Freetype Irrlicht OpenAL mbedTLS mbedx509 mbedcrypto Vorbis LuaJIT android_native_app_glue $(PROFILER_LIBS) #LevelDB
-#OpenSSL Crypto
 
 LOCAL_LDLIBS := -lEGL -lGLESv1_CM -lGLESv2 -landroid -lOpenSLES
 

builtin/common/misc_helpers.lua

@@ -244,6 +244,15 @@ function math.factorial(x)
 	return v
 end
 
+
+function math.round(x)
+	if x >= 0 then
+		return math.floor(x + 0.5)
+	end
+	return math.ceil(x - 0.5)
+end
+
+
 function core.formspec_escape(text)
 	if text ~= nil then
 		text = string.gsub(text,"\\","\\\\")

builtin/common/tests/vector_spec.lua

@@ -48,6 +48,25 @@ describe("vector", function()
 		assert.same({ x = 41, y = 52, z = 63 }, vector.offset(vector.new(1, 2, 3), 40, 50, 60))
 	end)
 
+	it("to_string()", function()
+		local v = vector.new(1, 2, 3.14)
+		assert.same("(1, 2, 3.14)", vector.to_string(v))
+	end)
+
+	it("from_string()", function()
+		local v = vector.new(1, 2, 3.14)
+		assert.same({v, 13}, {vector.from_string("(1, 2, 3.14)")})
+		assert.same({v, 12}, {vector.from_string("(1,2 ,3.14)")})
+		assert.same({v, 12}, {vector.from_string("(1,2,3.14,)")})
+		assert.same({v, 11}, {vector.from_string("(1 2 3.14)")})
+		assert.same({v, 15}, {vector.from_string("( 1, 2, 3.14 )")})
+		assert.same({v, 15}, {vector.from_string(" ( 1, 2, 3.14) ")})
+		assert.same({vector.new(), 8}, {vector.from_string("(0,0,0) ( 1, 2, 3.14) ")})
+		assert.same({v, 22}, {vector.from_string("(0,0,0) ( 1, 2, 3.14) ", 8)})
+		assert.same({v, 22}, {vector.from_string("(0,0,0) ( 1, 2, 3.14) ", 9)})
+		assert.same(nil, vector.from_string("nothing"))
+	end)
+
 	-- This function is needed because of floating point imprecision.
 	local function almost_equal(a, b)
 		if type(a) == "number" then

builtin/common/vector.lua

@@ -12,6 +12,22 @@ function vector.new(a, b, c)
 	return {x=0, y=0, z=0}
 end
 
+function vector.from_string(s, init)
+	local x, y, z, np = string.match(s, "^%s*%(%s*([^%s,]+)%s*[,%s]%s*([^%s,]+)%s*[,%s]" ..
+			"%s*([^%s,]+)%s*[,%s]?%s*%)()", init)
+	x = tonumber(x)
+	y = tonumber(y)
+	z = tonumber(z)
+	if not (x and y and z) then
+		return nil
+	end
+	return {x = x, y = y, z = z}, np
+end
+
+function vector.to_string(v)
+	return string.format("(%g, %g, %g)", v.x, v.y, v.z)
+end
+
 function vector.equals(a, b)
 	return a.x == b.x and
 	       a.y == b.y and
@@ -41,9 +57,9 @@ end
 
 function vector.round(v)
 	return {
-		x = math.floor(v.x + 0.5),
-		y = math.floor(v.y + 0.5),
-		z = math.floor(v.z + 0.5)
+		x = math.round(v.x),
+		y = math.round(v.y),
+		z = math.round(v.z)
 	}
 end
 

builtin/game/chat.lua

@@ -75,9 +75,9 @@ core.register_on_chat_message(function(name, message)
 	local has_privs, missing_privs = core.check_player_privs(name, cmd_def.privs)
 	if has_privs then
 		core.set_last_run_mod(cmd_def.mod_origin)
-		local t_before = minetest.get_us_time()
+		local t_before = core.get_us_time()
 		local success, result = cmd_def.func(name, param)
-		local delay = (minetest.get_us_time() - t_before) / 1000000
+		local delay = (core.get_us_time() - t_before) / 1000000
 		if success == false and result == nil then
 			core.chat_send_player(name, "-!- "..S("Invalid command usage."))
 			local help_def = core.registered_chatcommands["help"]
@@ -91,11 +91,12 @@ core.register_on_chat_message(function(name, message)
 			if delay > msg_time_threshold then
 				-- Show how much time it took to execute the command
 				if result then
-					result = result ..
-						minetest.colorize("#f3d2ff", " (%.5g s)"):format(delay)
+					result = result .. core.colorize("#f3d2ff", S(" (@1 s)",
+						string.format("%.5f", delay)))
 				else
-					result = minetest.colorize("#f3d2ff",
-						"Command execution took %.5f s"):format(delay)
+					result = core.colorize("#f3d2ff", S(
+						"Command execution took @1 s",
+						string.format("%.5f", delay)))
 				end
 			end
 			if result then
@@ -166,6 +167,18 @@ core.register_chatcommand("admin", {
 	end,
 })
 
+local function privileges_of(name, privs)
+	if not privs then
+		privs = core.get_player_privs(name)
+	end
+	local privstr = core.privs_to_string(privs, ", ")
+	if privstr == "" then
+		return S("@1 does not have any privileges.", name)
+	else
+		return S("Privileges of @1: @2", name, privstr)
+	end
+end
+
 core.register_chatcommand("privs", {
 	params = S("[<name>]"),
 	description = S("Show privileges of yourself or another player"),
@@ -175,9 +188,7 @@ core.register_chatcommand("privs", {
 		if not core.player_exists(name) then
 			return false, S("Player @1 does not exist.", name)
 		end
-		return true, S("Privileges of @1: @2", name,
-				core.privs_to_string(
-				core.get_player_privs(name), ", "))
+		return true, privileges_of(name)
 	end,
 })
 
@@ -226,7 +237,10 @@ local function handle_grant_command(caller, grantname, grantprivstr)
 		core.string_to_privs(core.settings:get("basic_privs") or "interact,shout")
 	for priv, _ in pairs(grantprivs) do
 		if not basic_privs[priv] and not caller_privs.privs then
-			return false, S("Your privileges are insufficient.")
+			return false, S("Your privileges are insufficient. "..
+					"'@1' only allows you to grant: @2",
+					"basic_privs",
+					core.privs_to_string(basic_privs, ', '))
 		end
 		if not core.registered_privileges[priv] then
 			privs_unknown = privs_unknown .. S("Unknown privilege: @1", priv) .. "\n"
@@ -245,15 +259,13 @@ local function handle_grant_command(caller, grantname, grantprivstr)
 	if grantname ~= caller then
 		core.chat_send_player(grantname,
 				S("@1 granted you privileges: @2", caller,
-				core.privs_to_string(grantprivs, ' ')))
+				core.privs_to_string(grantprivs, ', ')))
 	end
-	return true, S("Privileges of @1: @2", grantname,
-			core.privs_to_string(
-			core.get_player_privs(grantname), ' '))
+	return true, privileges_of(grantname)
 end
 
 core.register_chatcommand("grant", {
-	params = S("<name> (<privilege> | all)"),
+	params = S("<name> (<privilege> [, <privilege2> [<...>]] | all)"),
 	description = S("Give privileges to player"),
 	func = function(name, param)
 		local grantname, grantprivstr = string.match(param, "([^ ]+) (.+)")
@@ -265,7 +277,7 @@ core.register_chatcommand("grant", {
 })
 
 core.register_chatcommand("grantme", {
-	params = S("<privilege> | all"),
+	params = S("<privilege> [, <privilege2> [<...>]] | all"),
 	description = S("Grant privileges to yourself"),
 	func = function(name, param)
 		if param == "" then
@@ -285,16 +297,13 @@ local function handle_revoke_command(caller, revokename, revokeprivstr)
 		return false, S("Player @1 does not exist.", revokename)
 	end
 
-	local revokeprivs = core.string_to_privs(revokeprivstr)
 	local privs = core.get_player_privs(revokename)
-	local basic_privs =
-		core.string_to_privs(core.settings:get("basic_privs") or "interact,shout")
-	for priv, _ in pairs(revokeprivs) do
-		if not basic_privs[priv] and not caller_privs.privs then
-			return false, S("Your privileges are insufficient.")
-		end
-	end
 
+	local revokeprivs = core.string_to_privs(revokeprivstr)
+	local is_singleplayer = core.is_singleplayer()
+	local is_admin = not is_singleplayer
+			and revokename == core.settings:get("name")
+			and revokename ~= ""
 	if revokeprivstr == "all" then
 		revokeprivs = privs
 		privs = {}
@@ -304,27 +313,73 @@ local function handle_revoke_command(caller, revokename, revokeprivstr)
 		end
 	end
 
+	local privs_unknown = ""
+	local basic_privs =
+		core.string_to_privs(core.settings:get("basic_privs") or "interact,shout")
+	local irrevokable = {}
+	local has_irrevokable_priv = false
+	for priv, _ in pairs(revokeprivs) do
+		if not basic_privs[priv] and not caller_privs.privs then
+			return false, S("Your privileges are insufficient. "..
+					"'@1' only allows you to revoke: @2",
+					"basic_privs",
+					core.privs_to_string(basic_privs, ', '))
+		end
+		local def = core.registered_privileges[priv]
+		if not def then
+			privs_unknown = privs_unknown .. S("Unknown privilege: @1", priv) .. "\n"
+		elseif is_singleplayer and def.give_to_singleplayer then
+			irrevokable[priv] = true
+		elseif is_admin and def.give_to_admin then
+			irrevokable[priv] = true
+		end
+	end
+	for priv, _ in pairs(irrevokable) do
+		revokeprivs[priv] = nil
+		has_irrevokable_priv = true
+	end
+	if privs_unknown ~= "" then
+		return false, privs_unknown
+	end
+	if has_irrevokable_priv then
+		if is_singleplayer then
+			core.chat_send_player(caller,
+					S("Note: Cannot revoke in singleplayer: @1",
+					core.privs_to_string(irrevokable, ', ')))
+		elseif is_admin then
+			core.chat_send_player(caller,
+					S("Note: Cannot revoke from admin: @1",
+					core.privs_to_string(irrevokable, ', ')))
+		end
+	end
+
+	local revokecount = 0
 	for priv, _ in pairs(revokeprivs) do
 		-- call the on_revoke callbacks
 		core.run_priv_callbacks(revokename, priv, caller, "revoke")
+		revokecount = revokecount + 1
 	end
 
 	core.set_player_privs(revokename, privs)
+	local new_privs = core.get_player_privs(revokename)
+
+	if revokecount == 0 then
+		return false, S("No privileges were revoked.")
+	end
+
 	core.log("action", caller..' revoked ('
 			..core.privs_to_string(revokeprivs, ', ')
 			..') privileges from '..revokename)
 	if revokename ~= caller then
 		core.chat_send_player(revokename,
 			S("@1 revoked privileges from you: @2", caller,
-			core.privs_to_string(revokeprivs, ' ')))
+			core.privs_to_string(revokeprivs, ', ')))
 	end
-	return true, S("Privileges of @1: @2", revokename,
-			core.privs_to_string(
-			core.get_player_privs(revokename), ' '))
+	return true, privileges_of(revokename, new_privs)
 end
 
 core.register_chatcommand("revoke", {
-	params = S("<name> (<privilege> | all)"),
+	params = S("<name> (<privilege> [, <privilege2> [<...>]] | all)"),
 	description = S("Remove privileges from player"),
 	privs = {},
 	func = function(name, param)
@@ -337,7 +392,7 @@ core.register_chatcommand("revoke", {
 })
 
 core.register_chatcommand("revokeme", {
-	params = S("<privilege> | all"),
+	params = S("<privilege> [, <privilege2> [<...>]] | all"),
 	description = S("Revoke privileges from yourself"),
 	privs = {},
 	func = function(name, param)

builtin/game/falling.lua

@@ -84,9 +84,6 @@ core.register_entity(":__builtin:falling_node", {
 			local textures
 			if def.tiles and def.tiles[1] then
 				local tile = def.tiles[1]
-				if def.drawtype == "torchlike" and def.paramtype2 ~= "wallmounted" then
-					tile = def.tiles[2] or def.tiles[1]
-				end
 				if type(tile) == "table" then
 					tile = tile.name
 				end
@@ -147,11 +144,7 @@ core.register_entity(":__builtin:falling_node", {
 
 		-- Rotate entity
 		if def.drawtype == "torchlike" then
-			if def.paramtype2 == "wallmounted" then
-				self.object:set_yaw(math.pi*0.25)
-			else
-				self.object:set_yaw(-math.pi*0.25)
-			end
+			self.object:set_yaw(math.pi*0.25)
 		elseif ((node.param2 ~= 0 or def.drawtype == "nodebox" or def.drawtype == "mesh")
 				and (def.wield_image == "" or def.wield_image == nil))
 				or def.drawtype == "signlike"
@@ -165,8 +158,12 @@ core.register_entity(":__builtin:falling_node", {
 				if euler then
 					self.object:set_rotation(euler)
 				end
-			elseif (def.paramtype2 == "wallmounted" or def.paramtype2 == "colorwallmounted") then
+			elseif (def.paramtype2 == "wallmounted" or def.paramtype2 == "colorwallmounted" or def.drawtype == "signlike") then
 				local rot = node.param2 % 8
+				if (def.drawtype == "signlike" and def.paramtype2 ~= "wallmounted" and def.paramtype2 ~= "colorwallmounted") then
+					-- Change rotation to "floor" by default for non-wallmounted paramtype2
+					rot = 1
+				end
 				local pitch, yaw, roll = 0, 0, 0
 				if def.drawtype == "nodebox" or def.drawtype == "mesh" then
 					if rot == 0 then
@@ -208,6 +205,14 @@ core.register_entity(":__builtin:falling_node", {
 					end
 				end
 				self.object:set_rotation({x=pitch, y=yaw, z=roll})
+			elseif (def.drawtype == "mesh" and def.paramtype2 == "degrotate") then
+				local p2 = (node.param2 - (def.place_param2 or 0)) % 240
+				local yaw = (p2 / 240) * (math.pi * 2)
+				self.object:set_yaw(yaw)
+			elseif (def.drawtype == "mesh" and def.paramtype2 == "colordegrotate") then
+				local p2 = (node.param2 % 32 - (def.place_param2 or 0) % 32) % 24
+				local yaw = (p2 / 24) * (math.pi * 2)
+				self.object:set_yaw(yaw)
 			end
 		end
 	end,
@@ -407,7 +412,7 @@ local function convert_to_falling_node(pos, node)
 
 	obj:get_luaentity():set_node(node, metatable)
 	core.remove_node(pos)
-	return true
+	return true, obj
 end
 
 function core.spawn_falling_node(pos)

builtin/game/features.lua

@@ -19,6 +19,7 @@ core.features = {
 	object_step_has_moveresult = true,
 	direct_velocity_on_players = true,
 	use_texture_alpha_string_modes = true,
+	degrotate_240_steps = true,
 }
 
 function core.has_feature(arg)

builtin/game/item.lua

@@ -135,7 +135,7 @@ end
 
 function core.is_colored_paramtype(ptype)
 	return (ptype == "color") or (ptype == "colorfacedir") or
-		(ptype == "colorwallmounted")
+		(ptype == "colorwallmounted") or (ptype == "colordegrotate")
 end
 
 function core.strip_param2_color(param2, paramtype2)
@@ -146,6 +146,8 @@ function core.strip_param2_color(param2, paramtype2)
 		param2 = math.floor(param2 / 32) * 32
 	elseif paramtype2 == "colorwallmounted" then
 		param2 = math.floor(param2 / 8) * 8
+	elseif paramtype2 == "colordegrotate" then
+		param2 = math.floor(param2 / 32) * 32
 	end
 	-- paramtype2 == "color" requires no modification.
 	return param2
@@ -323,6 +325,8 @@ function core.item_place_node(itemstack, placer, pointed_thing, param2,
 			color_divisor = 8
 		elseif def.paramtype2 == "colorfacedir" then
 			color_divisor = 32
+		elseif def.paramtype2 == "colordegrotate" then
+			color_divisor = 32
 		end
 		if color_divisor then
 			local color = math.floor(metatable.palette_index / color_divisor)

builtin/game/privileges.lua

@@ -32,7 +32,13 @@ end
 
 core.register_privilege("interact", S("Can interact with things and modify the world"))
 core.register_privilege("shout", S("Can speak in chat"))
-core.register_privilege("basic_privs", S("Can modify 'shout' and 'interact' privileges"))
+
+local basic_privs =
+	core.string_to_privs((core.settings:get("basic_privs") or "shout,interact"))
+local basic_privs_desc = S("Can modify basic privileges (@1)",
+	core.privs_to_string(basic_privs, ', '))
+core.register_privilege("basic_privs", basic_privs_desc)
+
 core.register_privilege("privs", S("Can modify privileges"))
 
 core.register_privilege("teleport", {

builtin/locale/__builtin.de.tr

@@ -2,6 +2,8 @@
 Empty command.=Leerer Befehl.
 Invalid command: @1=Ungültiger Befehl: @1
 Invalid command usage.=Ungültige Befehlsverwendung.
+ (@1 s)= (@1 s)
+Command execution took @1 s=Befehlsausführung brauchte @1 s
 You don't have permission to run this command (missing privileges: @1).=Sie haben keine Erlaubnis, diesen Befehl auszuführen (fehlende Privilegien: @1).
 Unable to get position of player @1.=Konnte Position vom Spieler @1 nicht ermitteln.
 Incorrect area format. Expected: (x1,y1,z1) (x2,y2,z2)=Ungültiges Gebietsformat. Erwartet: (x1,y1,z1) (x2,y2,z2)
@@ -10,24 +12,30 @@ Show chat action (e.g., '/me orders a pizza' displays '<player name> orders a pi
 Show the name of the server owner=Den Namen des Servereigentümers zeigen
 The administrator of this server is @1.=Der Administrator dieses Servers ist @1.
 There's no administrator named in the config file.=In der Konfigurationsdatei wurde kein Administrator angegeben.
+@1 does not have any privileges.=@1 hat keine Privilegien.
+Privileges of @1: @2=Privilegien von @1: @2
 [<name>]=[<Name>]
 Show privileges of yourself or another player=Ihre eigenen Privilegien oder die eines anderen Spielers anzeigen
 Player @1 does not exist.=Spieler @1 existiert nicht.
-Privileges of @1: @2=Privilegien von @1: @2
 <privilege>=<Privileg>
 Return list of all online players with privilege=Liste aller Spieler mit einem Privileg ausgeben
 Invalid parameters (see /help haspriv).=Ungültige Parameter (siehe „/help haspriv“).
 Unknown privilege!=Unbekanntes Privileg!
 Players online with the "@1" privilege: @2=Derzeit online spielende Spieler mit dem „@1“-Privileg: @2
 Your privileges are insufficient.=Ihre Privilegien sind unzureichend.
+Your privileges are insufficient. '@1' only allows you to grant: @2=Ihre Privilegien sind unzureichend. Mit „@1“ können Sie nur folgendes gewähren: @2
 Unknown privilege: @1=Unbekanntes Privileg: @1
 @1 granted you privileges: @2=@1 gewährte Ihnen Privilegien: @2
-<name> (<privilege> | all)=<Name> (<Privileg> | all)
+<name> (<privilege> [, <privilege2> [<...>]] | all)=<Name> (<Privileg> [, <Privileg2> [<...>]] | all)
 Give privileges to player=Privileg an Spieler vergeben
 Invalid parameters (see /help grant).=Ungültige Parameter (siehe „/help grant“).
-<privilege> | all=<Privileg> | all
+<privilege> [, <privilege2> [<...>]] | all=<Privileg> [, <Privileg2> [<...>]] | all
 Grant privileges to yourself=Privilegien an Ihnen selbst vergeben
 Invalid parameters (see /help grantme).=Ungültige Parameter (siehe „/help grantme“).
+Your privileges are insufficient. '@1' only allows you to revoke: @2=Ihre Privilegien sind unzureichend. Mit „@1“ können Sie nur folgendes entziehen: @2
+Note: Cannot revoke in singleplayer: @1=Anmerkung: Im Einzelspielermodus kann man folgendes nicht entziehen: @1
+Note: Cannot revoke from admin: @1=Anmerkung: Vom Admin kann man folgendes nicht entziehen: @1
+No privileges were revoked.=Es wurden keine Privilegien entzogen.
 @1 revoked privileges from you: @2=@1 entfernte Privilegien von Ihnen: @2
 Remove privileges from player=Privilegien von Spieler entfernen
 Invalid parameters (see /help revoke).=Ungültige Parameter (siehe „/help revoke“).
@@ -156,7 +164,6 @@ Kicked @1.=@1 hinausgeworfen.
 Clear all objects in world=Alle Objekte in der Welt löschen
 Invalid usage, see /help clearobjects.=Ungültige Verwendung, siehe /help clearobjects.
 Clearing all objects. This may take a long time. You may experience a timeout. (by @1)=Lösche alle Objekte. Dies kann eine lange Zeit dauern. Eine Netzwerkzeitüberschreitung könnte für Sie auftreten. (von @1)
-Objects cleared.=Objekte gelöscht.
 Cleared all objects.=Alle Objekte gelöscht.
 <name> <message>=<Name> <Nachricht>
 Send a direct message to a player=Eine Direktnachricht an einen Spieler senden
@@ -184,7 +191,6 @@ Available commands:=Verfügbare Befehle:
 Command not available: @1=Befehl nicht verfügbar: @1
 [all | privs | <cmd>]=[all | privs | <Befehl>]
 Get help for commands or list privileges=Hilfe für Befehle erhalten oder Privilegien auflisten
-Available privileges:=Verfügbare Privilegien:
 Command=Befehl
 Parameters=Parameter
 For more information, click on any entry in the list.=Für mehr Informationen klicken Sie auf einen beliebigen Eintrag in der Liste.
@@ -194,16 +200,20 @@ Available commands: (see also: /help <cmd>)=Verfügbare Befehle: (siehe auch: /h
 Close=Schließen
 Privilege=Privileg
 Description=Beschreibung
+Available privileges:=Verfügbare Privilegien:
 print [<filter>] | dump [<filter>] | save [<format> [<filter>]] | reset=print [<Filter>] | dump [<Filter>] | save [<Format> [<Filter>]]
 Handle the profiler and profiling data=Den Profiler und Profilingdaten verwalten
 Statistics written to action log.=Statistiken zum Aktionsprotokoll geschrieben.
 Statistics were reset.=Statistiken wurden zurückgesetzt.
 Usage: @1=Verwendung: @1
 Format can be one of txt, csv, lua, json, json_pretty (structures may be subject to change).=Format kann entweder „txt“, „csv“, „lua“, „json“ oder „json_pretty“ sein (die Struktur kann sich in Zukunft ändern).
+@1 joined the game.=@1 ist dem Spiel beigetreten.
+@1 left the game.=@1 hat das Spiel verlassen.
+@1 left the game (timed out).=@1 hat das Spiel verlassen (Netzwerkzeitüberschreitung).
 (no description)=(keine Beschreibung)
 Can interact with things and modify the world=Kann mit Dingen interagieren und die Welt verändern
 Can speak in chat=Kann im Chat sprechen
-Can modify 'shout' and 'interact' privileges=Kann die „shout“- und „interact“-Privilegien anpassen
+Can modify basic privileges (@1)=Kann grundlegende Privilegien anpassen (@1)
 Can modify privileges=Kann Privilegien anpassen
 Can teleport self=Kann sich selbst teleportieren
 Can teleport other players=Kann andere Spieler teleportieren
@@ -223,3 +233,8 @@ Unknown Item=Unbekannter Gegenstand
 Air=Luft
 Ignore=Ignorieren
 You can't place 'ignore' nodes!=Sie können keine „ignore“-Blöcke platzieren!
+Values below show absolute/relative times spend per server step by the instrumented function.=Die unten angegebenen Werte zeigen absolute/relative Zeitspannen, die je Server-Step von der instrumentierten Funktion in Anspruch genommen wurden.
+A total of @1 sample(s) were taken.=Es wurden insgesamt @1 Datenpunkt(e) aufgezeichnet.
+The output is limited to '@1'.=Die Ausgabe ist beschränkt auf „@1“.
+Saving of profile failed: @1=Speichern des Profils fehlgeschlagen: @1
+Profile saved to @1=Profil abgespeichert nach @1

builtin/locale/__builtin.it.tr

@@ -2,6 +2,8 @@
 Empty command.=Comando vuoto.
 Invalid command: @1=Comando non valido: @1
 Invalid command usage.=Utilizzo del comando non valido.
+ (@1 s)=
+Command execution took @1 s=
 You don't have permission to run this command (missing privileges: @1).=Non hai il permesso di eseguire questo comando (privilegi mancanti: @1).
 Unable to get position of player @1.=Impossibile ottenere la posizione del giocatore @1.
 Incorrect area format. Expected: (x1,y1,z1) (x2,y2,z2)=Formato dell'area non corretto. Richiesto: (x1,y1,z1) (x2,y2,z2)
@@ -10,24 +12,30 @@ Show chat action (e.g., '/me orders a pizza' displays '<player name> orders a pi
 Show the name of the server owner=Mostra il nome del proprietario del server
 The administrator of this server is @1.=L'amministratore di questo server è @1.
 There's no administrator named in the config file.=Non c'è nessun amministratore nel file di configurazione.
+@1 does not have any privileges.=
+Privileges of @1: @2=Privilegi di @1: @2
 [<name>]=[<nome>]
 Show privileges of yourself or another player=Mostra i privilegi propri o di un altro giocatore
 Player @1 does not exist.=Il giocatore @1 non esiste.
-Privileges of @1: @2=Privilegi di @1: @2
 <privilege>=<privilegio>
 Return list of all online players with privilege=Ritorna una lista di tutti i giocatori connessi col tale privilegio
 Invalid parameters (see /help haspriv).=Parametri non validi (vedi /help haspriv).
 Unknown privilege!=Privilegio sconosciuto!
 Players online with the "@1" privilege: @2=Giocatori connessi con il privilegio "@1": @2
 Your privileges are insufficient.=I tuoi privilegi sono insufficienti.
+Your privileges are insufficient. '@1' only allows you to grant: @2=
 Unknown privilege: @1=Privilegio sconosciuto: @1
 @1 granted you privileges: @2=@1 ti ha assegnato i seguenti privilegi: @2
-<name> (<privilege> | all)=<nome> (<privilegio> | all)
+<name> (<privilege> [, <privilege2> [<...>]] | all)=
 Give privileges to player=Dà privilegi al giocatore
 Invalid parameters (see /help grant).=Parametri non validi (vedi /help grant).
-<privilege> | all=<privilegio> | all
+<privilege> [, <privilege2> [<...>]] | all=
 Grant privileges to yourself=Assegna dei privilegi a te stessǝ
 Invalid parameters (see /help grantme).=Parametri non validi (vedi /help grantme).
+Your privileges are insufficient. '@1' only allows you to revoke: @2=
+Note: Cannot revoke in singleplayer: @1=
+Note: Cannot revoke from admin: @1=
+No privileges were revoked.=
 @1 revoked privileges from you: @2=@1 ti ha revocato i seguenti privilegi: @2
 Remove privileges from player=Rimuove privilegi dal giocatore
 Invalid parameters (see /help revoke).=Parametri non validi (vedi /help revoke).
@@ -183,7 +191,6 @@ Available commands:=Comandi disponibili:
 Command not available: @1=Comando non disponibile: @1
 [all | privs | <cmd>]=[all | privs | <comando>]
 Get help for commands or list privileges=Richiama la finestra d'aiuto dei comandi o dei privilegi
-Available privileges:=Privilegi disponibili:
 Command=Comando
 Parameters=Parametri
 For more information, click on any entry in the list.=Per più informazioni, clicca su una qualsiasi voce dell'elenco.
@@ -193,16 +200,20 @@ Available commands: (see also: /help <cmd>)=Comandi disponibili: (vedi anche /he
 Close=Chiudi
 Privilege=Privilegio
 Description=Descrizione
+Available privileges:=Privilegi disponibili:
 print [<filter>] | dump [<filter>] | save [<format> [<filter>]] | reset=print [<filtro>] | dump [<filtro>] | save [<formato> [<filtro>]] | reset
 Handle the profiler and profiling data=Gestisce il profiler e i dati da esso elaborati
 Statistics written to action log.=Statistiche scritte nel log delle azioni.
 Statistics were reset.=Le statistiche sono state resettate.
 Usage: @1=Utilizzo: @1
 Format can be one of txt, csv, lua, json, json_pretty (structures may be subject to change).=I formati supportati sono txt, csv, lua, json e json_pretty (le strutture potrebbero essere soggetti a cambiamenti).
+@1 joined the game.=
+@1 left the game.=
+@1 left the game (timed out).=
 (no description)=(nessuna descrizione)
 Can interact with things and modify the world=Si può interagire con le cose e modificare il mondo
 Can speak in chat=Si può parlare in chat
-Can modify 'shout' and 'interact' privileges=Si possono modificare i privilegi 'shout' e 'interact'
+Can modify basic privileges (@1)=
 Can modify privileges=Si possono modificare i privilegi
 Can teleport self=Si può teletrasportare se stessз
 Can teleport other players=Si possono teletrasportare gli altri giocatori
@@ -222,3 +233,15 @@ Unknown Item=Oggetto sconosciuto
 Air=Aria
 Ignore=Ignora
 You can't place 'ignore' nodes!=Non puoi piazzare nodi 'ignore'!
+Values below show absolute/relative times spend per server step by the instrumented function.=
+A total of @1 sample(s) were taken.=
+The output is limited to '@1'.=
+Saving of profile failed: @1=
+Profile saved to @1=
+
+
+##### not used anymore #####
+
+<name> (<privilege> | all)=<nome> (<privilegio> | all)
+<privilege> | all=<privilegio> | all
+Can modify 'shout' and 'interact' privileges=Si possono modificare i privilegi 'shout' e 'interact'

builtin/locale/template.txt

@@ -2,6 +2,8 @@
 Empty command.=
 Invalid command: @1=
 Invalid command usage.=
+ (@1 s)=
+Command execution took @1 s=
 You don't have permission to run this command (missing privileges: @1).=
 Unable to get position of player @1.=
 Incorrect area format. Expected: (x1,y1,z1) (x2,y2,z2)=
@@ -10,24 +12,30 @@ Show chat action (e.g., '/me orders a pizza' displays '<player name> orders a pi
 Show the name of the server owner=
 The administrator of this server is @1.=
 There's no administrator named in the config file.=
+@1 does not have any privileges.=
+Privileges of @1: @2=
 [<name>]=
 Show privileges of yourself or another player=
 Player @1 does not exist.=
-Privileges of @1: @2=
 <privilege>=
 Return list of all online players with privilege=
 Invalid parameters (see /help haspriv).=
 Unknown privilege!=
 Players online with the "@1" privilege: @2=
 Your privileges are insufficient.=
+Your privileges are insufficient. '@1' only allows you to grant: @2=
 Unknown privilege: @1=
 @1 granted you privileges: @2=
-<name> (<privilege> | all)=
+<name> (<privilege> [, <privilege2> [<...>]] | all)=
 Give privileges to player=
 Invalid parameters (see /help grant).=
-<privilege> | all=
+<privilege> [, <privilege2> [<...>]] | all=
 Grant privileges to yourself=
 Invalid parameters (see /help grantme).=
+Your privileges are insufficient. '@1' only allows you to revoke: @2=
+Note: Cannot revoke in singleplayer: @1=
+Note: Cannot revoke from admin: @1=
+No privileges were revoked.=
 @1 revoked privileges from you: @2=
 Remove privileges from player=
 Invalid parameters (see /help revoke).=
@@ -183,7 +191,6 @@ Available commands:=
 Command not available: @1=
 [all | privs | <cmd>]=
 Get help for commands or list privileges=
-Available privileges:=
 Command=
 Parameters=
 For more information, click on any entry in the list.=
@@ -193,16 +200,20 @@ Available commands: (see also: /help <cmd>)=
 Close=
 Privilege=
 Description=
+Available privileges:=
 print [<filter>] | dump [<filter>] | save [<format> [<filter>]] | reset=
 Handle the profiler and profiling data=
 Statistics written to action log.=
 Statistics were reset.=
 Usage: @1=
 Format can be one of txt, csv, lua, json, json_pretty (structures may be subject to change).=
+@1 joined the game.=
+@1 left the game.=
+@1 left the game (timed out).=
 (no description)=
 Can interact with things and modify the world=
 Can speak in chat=
-Can modify 'shout' and 'interact' privileges=
+Can modify basic privileges (@1)=
 Can modify privileges=
 Can teleport self=
 Can teleport other players=
@@ -222,3 +233,8 @@ Unknown Item=
 Air=
 Ignore=
 You can't place 'ignore' nodes!=
+Values below show absolute/relative times spend per server step by the instrumented function.=
+A total of @1 sample(s) were taken.=
+The output is limited to '@1'.=
+Saving of profile failed: @1=
+Profile saved to @1=

builtin/mainmenu/init.lua

@@ -49,7 +49,7 @@ local tabs = {}
 
 tabs.settings = dofile(menupath .. DIR_DELIM .. "tab_settings.lua")
 tabs.content  = dofile(menupath .. DIR_DELIM .. "tab_content.lua")
-tabs.credits  = dofile(menupath .. DIR_DELIM .. "tab_credits.lua")
+tabs.about    = dofile(menupath .. DIR_DELIM .. "tab_about.lua")
 tabs.local_game = dofile(menupath .. DIR_DELIM .. "tab_local.lua")
 tabs.play_online = dofile(menupath .. DIR_DELIM .. "tab_online.lua")
 
@@ -98,7 +98,7 @@ local function init_globals()
 
 	tv_main:add(tabs.content)
 	tv_main:add(tabs.settings)
-	tv_main:add(tabs.credits)
+	tv_main:add(tabs.about)
 
 	tv_main:set_global_event_handler(main_event_handler)
 	tv_main:set_fixed_size(false)

builtin/mainmenu/serverlistmgr.lua

@@ -90,8 +90,11 @@ function serverlistmgr.sync()
 end
 
 --------------------------------------------------------------------------------
-local function get_favorites_path()
+local function get_favorites_path(folder)
 	local base = core.get_user_path() .. DIR_DELIM .. "client" .. DIR_DELIM .. "serverlist" .. DIR_DELIM
+	if folder then
+		return base
+	end
 	return base .. core.settings:get("serverlist_file")
 end
 
@@ -103,9 +106,8 @@ local function save_favorites(favorites)
 		core.settings:set("serverlist_file", filename:sub(1, #filename - 4) .. ".json")
 	end
 
-	local path = get_favorites_path()
-	core.create_dir(path)
-	core.safe_file_write(path, core.write_json(favorites))
+	assert(core.create_dir(get_favorites_path(true)))
+	core.safe_file_write(get_favorites_path(), core.write_json(favorites))
 end
 
 --------------------------------------------------------------------------------

builtin/mainmenu/tab_about.lua

@@ -107,8 +107,8 @@ local function buildCreditList(source)
 end
 
 return {
-	name = "credits",
-	caption = fgettext("Credits"),
+	name = "about",
+	caption = fgettext("About"),
 	cbf_formspec = function(tabview, name, tabdata)
 		local logofile = defaulttexturedir .. "logo.png"
 		local version = core.get_version()
@@ -131,11 +131,16 @@ return {
 			buildCreditList(previous_contributors) .. "," ..
 			";1]"
 
+		-- Render information
+		fs = fs .. "label[0.75,4.9;" ..
+			fgettext("Active renderer:") .. "\n" ..
+			core.formspec_escape(core.get_screen_info().render_info) .. "]"
+
 		if PLATFORM ~= "Android" then
 			fs = fs .. "tooltip[userdata;" ..
 					fgettext("Opens the directory that contains user-provided worlds, games, mods,\n" ..
 							"and texture packs in a file manager / explorer.") .. "]"
-			fs = fs .. "button[0,4.75;3.5,1;userdata;" .. fgettext("Open User Data Directory") .. "]"
+			fs = fs .. "button[0,4;3.5,1;userdata;" .. fgettext("Open User Data Directory") .. "]"
 		end
 
 		return fs

builtin/settingtypes.txt

@@ -516,18 +516,17 @@ bilinear_filter (Bilinear filtering) bool false
 trilinear_filter (Trilinear filtering) bool false
 
 #    Filtered textures can blend RGB values with fully-transparent neighbors,
-#    which PNG optimizers usually discard, sometimes resulting in a dark or
-#    light edge to transparent textures. Apply this filter to clean that up
-#    at texture load time.
+#    which PNG optimizers usually discard, often resulting in dark or
+#    light edges to transparent textures. Apply a filter to clean that up
+#    at texture load time. This is automatically enabled if mipmapping is enabled.
 texture_clean_transparent (Clean transparent textures) bool false
 
 #    When using bilinear/trilinear/anisotropic filters, low-resolution textures
 #    can be blurred, so automatically upscale them with nearest-neighbor
 #    interpolation to preserve crisp pixels. This sets the minimum texture size
 #    for the upscaled textures; higher values look sharper, but require more
-#    memory.  Powers of 2 are recommended. Setting this higher than 1 may not
-#    have a visible effect unless bilinear/trilinear/anisotropic filtering is
-#    enabled.
+#    memory.  Powers of 2 are recommended. This setting is ONLY applies if
+#    bilinear/trilinear/anisotropic filtering is enabled.
 #    This is also used as the base node texture size for world-aligned
 #    texture autoscaling.
 texture_min_size (Minimum texture size) int 64
@@ -674,7 +673,7 @@ lighting_boost_spread (Light curve boost spread) float 0.2 0.0 0.4
 #    Path to texture directory. All textures are first searched from here.
 texture_path (Texture path) path
 
-#    The rendering back-end for Irrlicht.
+#    The rendering back-end.
 #    A restart is required after changing this.
 #    Note: On Android, stick with OGLES1 if unsure! App may fail to start otherwise.
 #    On other platforms, OpenGL is recommended.
@@ -871,7 +870,7 @@ font_path (Regular font path) filepath fonts/Arimo-Regular.ttf
 
 font_path_bold (Bold font path) filepath fonts/Arimo-Bold.ttf
 font_path_italic (Italic font path) filepath fonts/Arimo-Italic.ttf
-font_path_bolditalic (Bold and italic font path) filepath fonts/Arimo-BoldItalic.ttf
+font_path_bold_italic (Bold and italic font path) filepath fonts/Arimo-BoldItalic.ttf
 
 #    Font size of the monospace font in point (pt).
 mono_font_size (Monospace font size) int 15 1
@@ -884,16 +883,7 @@ mono_font_path (Monospace font path) filepath fonts/Cousine-Regular.ttf
 
 mono_font_path_bold (Bold monospace font path) filepath fonts/Cousine-Bold.ttf
 mono_font_path_italic (Italic monospace font path) filepath fonts/Cousine-Italic.ttf
-mono_font_path_bolditalic (Bold and italic monospace font path) filepath fonts/Cousine-BoldItalic.ttf
-
-#    Font size of the fallback font in point (pt).
-fallback_font_size (Fallback font size) int 15 1
-
-#    Shadow offset (in pixels) of the fallback font. If 0, then shadow will not be drawn.
-fallback_font_shadow (Fallback font shadow) int 1
-
-#    Opaqueness (alpha) of the shadow behind the fallback font, between 0 and 255.
-fallback_font_shadow_alpha (Fallback font shadow alpha) int 128 0 255
+mono_font_path_bold_italic (Bold and italic monospace font path) filepath fonts/Cousine-BoldItalic.ttf
 
 #    Path of the fallback font.
 #    If “freetype” setting is enabled: Must be a TrueType font.
@@ -1407,7 +1397,7 @@ name (Player name) string
 
 #    Set the language. Leave empty to use the system language.
 #    A restart is required after changing this.
-language (Language) enum   ,ar,ca,cs,da,de,dv,el,en,eo,es,et,eu,fil,fr,hu,id,it,ja,ja_KS,jbo,kk,kn,lo,lt,ms,my,nb,nl,nn,pl,pt,pt_BR,ro,ru,sl,sr_Cyrl,sv,sw,th,tr,uk,vi
+language (Language) enum   ,be,bg,ca,cs,da,de,el,en,eo,es,et,eu,fi,fr,gd,gl,hu,id,it,ja,jbo,kk,ko,lt,lv,ms,nb,nl,nn,pl,pt,pt_BR,ro,ru,sk,sl,sr_Cyrl,sr_Latn,sv,sw,tr,uk,vi,zh_CN,zh_TW
 
 #    Level of logging to be written to debug.txt:
 #    -    <nothing> (no logging)
@@ -1434,9 +1424,8 @@ enable_ipv6 (IPv6) bool true
 
 [*Advanced]
 
-#    Default timeout for cURL, stated in milliseconds.
-#    Only has an effect if compiled with cURL.
-curl_timeout (cURL timeout) int 5000
+#    Maximum time an interactive request (e.g. server list fetch) may take, stated in milliseconds.
+curl_timeout (cURL interactive timeout) int 20000
 
 #    Limits number of parallel HTTP requests. Affects:
 #    -    Media fetch if server uses remote_media setting.
@@ -1445,7 +1434,7 @@ curl_timeout (cURL timeout) int 5000
 #    Only has an effect if compiled with cURL.
 curl_parallel_limit (cURL parallel limit) int 8
 
-#    Maximum time in ms a file download (e.g. a mod download) may take.
+#    Maximum time a file download (e.g. a mod download) may take, stated in milliseconds.
 curl_file_download_timeout (cURL file download timeout) int 300000
 
 #    Makes DirectX work with LuaJIT. Disable if it causes troubles.

client/shaders/default_shader/opengl_vertex.glsl

@@ -3,5 +3,9 @@ varying lowp vec4 varColor;
 void main(void)
 {
 	gl_Position = mWorldViewProj * inVertexPosition;
+#ifdef GL_ES
+	varColor = inVertexColor.bgra;
+#else
 	varColor = inVertexColor;
+#endif
 }

client/shaders/minimap_shader/opengl_vertex.glsl

@@ -7,5 +7,9 @@ void main(void)
 {
 	varTexCoord = inTexCoord0.st;
 	gl_Position = mWorldViewProj * inVertexPosition;
+#ifdef GL_ES
+	varColor = inVertexColor.bgra;
+#else
 	varColor = inVertexColor;
+#endif
 }

client/shaders/nodes_shader/opengl_vertex.glsl

@@ -146,10 +146,14 @@ void main(void)
 	// the brightness, so now we have to multiply these
 	// colors with the color of the incoming light.
 	// The pre-baked colors are halved to prevent overflow.
-	vec4 color;
+#ifdef GL_ES
+	vec4 color = inVertexColor.bgra;
+#else
+	vec4 color = inVertexColor;
+#endif
 	// The alpha gives the ratio of sunlight in the incoming light.
-	float nightRatio = 1.0 - inVertexColor.a;
-	color.rgb = inVertexColor.rgb * (inVertexColor.a * dayLight.rgb +
+	float nightRatio = 1.0 - color.a;
+	color.rgb = color.rgb * (color.a * dayLight.rgb +
 		nightRatio * artificialLight.rgb) * 2.0;
 	color.a = 1.0;
 

client/shaders/object_shader/opengl_vertex.glsl

@@ -49,5 +49,9 @@ void main(void)
 		: directional_ambient(normalize(inVertexNormal));
 #endif
 
+#ifdef GL_ES
+	varColor = inVertexColor.bgra;
+#else
 	varColor = inVertexColor;
+#endif
 }

client/shaders/selection_shader/opengl_vertex.glsl

@@ -6,5 +6,9 @@ void main(void)
 	varTexCoord = inTexCoord0.st;
 	gl_Position = mWorldViewProj * inVertexPosition;
 
+#ifdef GL_ES
+	varColor = inVertexColor.bgra;
+#else
 	varColor = inVertexColor;
+#endif
 }

cmake/Modules/FindIrrlicht.cmake

@@ -1,36 +1,57 @@
 
-mark_as_advanced(IRRLICHT_LIBRARY IRRLICHT_INCLUDE_DIR IRRLICHT_DLL)
+mark_as_advanced(IRRLICHT_DLL)
 
 # Find include directory and libraries
 
-if(TRUE)
+# find our fork first, then upstream (TODO: remove this?)
+foreach(libname IN ITEMS IrrlichtMt Irrlicht)
+	string(TOLOWER "${libname}" libname2)
+
 	find_path(IRRLICHT_INCLUDE_DIR NAMES irrlicht.h
-		DOC "Path to the directory with Irrlicht includes"
+		DOC "Path to the directory with IrrlichtMt includes"
 		PATHS
-		/usr/local/include/irrlicht
-		/usr/include/irrlicht
-		/system/develop/headers/irrlicht #Haiku
-		PATH_SUFFIXES "include/irrlicht"
+		/usr/local/include/${libname2}
+		/usr/include/${libname2}
+		/system/develop/headers/${libname2} #Haiku
+		PATH_SUFFIXES "include/${libname2}"
 	)
 
-	find_library(IRRLICHT_LIBRARY NAMES libIrrlicht Irrlicht
-		DOC "Path to the Irrlicht library file"
+	find_library(IRRLICHT_LIBRARY NAMES lib${libname} ${libname}
+		DOC "Path to the IrrlichtMt library file"
 		PATHS
 		/usr/local/lib
 		/usr/lib
 		/system/develop/lib # Haiku
 	)
-endif()
 
-# Users will likely need to edit these
-mark_as_advanced(CLEAR IRRLICHT_LIBRARY IRRLICHT_INCLUDE_DIR)
+	if(IRRLICHT_INCLUDE_DIR OR IRRLICHT_LIBRARY)
+		break()
+	endif()
+endforeach()
+
+# Handholding for users
+if(IRRLICHT_INCLUDE_DIR AND (NOT IS_DIRECTORY "${IRRLICHT_INCLUDE_DIR}" OR
+	NOT EXISTS "${IRRLICHT_INCLUDE_DIR}/irrlicht.h"))
+	message(WARNING "IRRLICHT_INCLUDE_DIR was set to ${IRRLICHT_INCLUDE_DIR} "
+		"but irrlicht.h does not exist inside. The path will not be used.")
+	unset(IRRLICHT_INCLUDE_DIR CACHE)
+endif()
+if(WIN32 OR CMAKE_SYSTEM_NAME STREQUAL "Linux" OR APPLE)
+	# (only on systems where we're sure how a valid library looks like)
+	if(IRRLICHT_LIBRARY AND (IS_DIRECTORY "${IRRLICHT_LIBRARY}" OR
+		NOT IRRLICHT_LIBRARY MATCHES "\\.(a|so|dylib|lib)([.0-9]+)?$"))
+		message(WARNING "IRRLICHT_LIBRARY was set to ${IRRLICHT_LIBRARY} "
+			"but is not a valid library file. The path will not be used.")
+		unset(IRRLICHT_LIBRARY CACHE)
+	endif()
+endif()
 
 # On Windows, find the DLL for installation
 if(WIN32)
 	# If VCPKG_APPLOCAL_DEPS is ON, dll's are automatically handled by VCPKG
 	if(NOT VCPKG_APPLOCAL_DEPS)
-		find_file(IRRLICHT_DLL NAMES Irrlicht.dll
-			DOC "Path of the Irrlicht dll (for installation)"
+		find_file(IRRLICHT_DLL NAMES IrrlichtMt.dll
+			DOC "Path of the IrrlichtMt dll (for installation)"
 		)
 	endif()
 endif(WIN32)

cmake/Modules/FindOpenGLES2.cmake

@@ -42,7 +42,7 @@ else()
 	)
 
 	include(FindPackageHandleStandardArgs)
-	find_package_handle_standard_args(OPENGLES2 DEFAULT_MSG OPENGLES2_LIBRARY OPENGLES2_INCLUDE_DIR)
+	find_package_handle_standard_args(OpenGLES2 DEFAULT_MSG OPENGLES2_LIBRARY OPENGLES2_INCLUDE_DIR)
 
 	find_path(EGL_INCLUDE_DIR EGL/egl.h
 		PATHS /usr/openwin/share/include
@@ -59,7 +59,6 @@ else()
 			/usr/lib
 	)
 
-	include(FindPackageHandleStandardArgs)
 	find_package_handle_standard_args(EGL DEFAULT_MSG EGL_LIBRARY EGL_INCLUDE_DIR)
 endif()
 

doc/client_lua_api.txt

@@ -658,6 +658,9 @@ Minetest namespace reference
 * `minetest.sha1(data, [raw])`: returns the sha1 hash of data
     * `data`: string of data to hash
     * `raw`: return raw bytes instead of hex digits, default: false
+* `minetest.colorspec_to_colorstring(colorspec)`: Converts a ColorSpec to a
+  ColorString. If the ColorSpec is invalid, returns `nil`.
+    * `colorspec`: The ColorSpec to convert
 * `minetest.get_csm_restrictions()`: returns a table of `Flags` indicating the
    restrictions applied to the current mod.
    * If a flag in this table is set to true, the feature is RESTRICTED.
@@ -1698,9 +1701,8 @@ The following functions provide escape sequences:
 
 Named colors are also supported and are equivalent to
 [CSS Color Module Level 4](http://dev.w3.org/csswg/css-color/#named-colors).
-To specify the value of the alpha channel, append `#AA` to the end of the color name
-(e.g. `colorname#08`). For named colors the hexadecimal string representing the alpha
-value must (always) be two hexadecimal digits.
+To specify the value of the alpha channel, append `#A` or `#AA` to the end of
+the color name (e.g. `colorname#08`).
 
 `Color`
 -------------

doc/lua_api.txt

@@ -1048,9 +1048,9 @@ The function of `param2` is determined by `paramtype2` in node definition.
             * The height of the 'plantlike' section is stored in `param2`.
             * The height is (`param2` / 16) nodes.
 * `paramtype2 = "degrotate"`
-    * Only valid for "plantlike" drawtype. The rotation of the node is stored in
-      `param2`.
-    * Values range 0 - 179. The value stored in `param2` is multiplied by two to
+    * Valid for `plantlike` and `mesh` drawtypes. The rotation of the node is
+      stored in `param2`.
+    * Values range 0–239. The value stored in `param2` is multiplied by 1.5 to
       get the actual rotation in degrees of the node.
 * `paramtype2 = "meshoptions"`
     * Only valid for "plantlike" drawtype. `param2` encodes the shape and
@@ -1088,6 +1088,11 @@ The function of `param2` is determined by `paramtype2` in node definition.
     * `param2` values 0-63 define 64 levels of internal liquid, 0 being empty
       and 63 being full.
     * Liquid texture is defined using `special_tiles = {"modname_tilename.png"}`
+* `paramtype2 = "colordegrotate"`
+    * Same as `degrotate`, but with colors.
+    * The first (most-significant) three bits of `param2` tells which color
+      is picked from the palette. The palette should have 8 pixels.
+    * Remaining 5 bits store rotation in range 0–23 (i.e. in 15° steps)
 * `paramtype2 = "none"`
     * `param2` will not be used by the engine and can be used to store
       an arbitrary value
@@ -1107,8 +1112,20 @@ Look for examples in `games/devtest` or `games/minetest_game`.
     * Invisible, uses no texture.
 * `liquid`
     * The cubic source node for a liquid.
+    * Faces bordering to the same node are never rendered.
+    * Connects to node specified in `liquid_alternative_flowing`.
+    * Use `backface_culling = false` for the tiles you want to make
+      visible when inside the node.
 * `flowingliquid`
     * The flowing version of a liquid, appears with various heights and slopes.
+    * Faces bordering to the same node are never rendered.
+    * Connects to node specified in `liquid_alternative_source`.
+    * Node textures are defined with `special_tiles` where the first tile
+      is for the top and bottom faces and the second tile is for the side
+      faces.
+    * `tiles` is used for the item/inventory/wield image rendering.
+    * Use `backface_culling = false` for the special tiles you want to make
+      visible when inside the node
 * `glasslike`
     * Often used for partially-transparent nodes.
     * Only external sides of textures are visible.
@@ -1135,14 +1152,20 @@ Look for examples in `games/devtest` or `games/minetest_game`.
       used to compensate for how `glasslike` reduces visual thickness.
 * `torchlike`
     * A single vertical texture.
-    * If placed on top of a node, uses the first texture specified in `tiles`.
-    * If placed against the underside of a node, uses the second texture
-      specified in `tiles`.
-    * If placed on the side of a node, uses the third texture specified in
-      `tiles` and is perpendicular to that node.
+    * If `paramtype2="[color]wallmounted":
+        * If placed on top of a node, uses the first texture specified in `tiles`.
+        * If placed against the underside of a node, uses the second texture
+          specified in `tiles`.
+        * If placed on the side of a node, uses the third texture specified in
+          `tiles` and is perpendicular to that node.
+    * If `paramtype2="none"`:
+        * Will be rendered as if placed on top of a node (see
+          above) and only the first texture is used.
 * `signlike`
     * A single texture parallel to, and mounted against, the top, underside or
       side of a node.
+    * If `paramtype2="[color]wallmounted", it rotates according to `param2`
+    * If `paramtype2="none"`, it will always be on the floor.
 * `plantlike`
     * Two vertical and diagonal textures at right-angles to each other.
     * See `paramtype2 = "meshoptions"` above for other options.
@@ -1725,7 +1748,15 @@ to games.
     * `3`: the node always gets the digging time 0 seconds (torch)
 * `disable_jump`: Player (and possibly other things) cannot jump from node
   or if their feet are in the node. Note: not supported for `new_move = false`
-* `fall_damage_add_percent`: damage speed = `speed * (1 + value/100)`
+* `fall_damage_add_percent`: modifies the fall damage suffered when hitting
+  the top of this node. There's also an armor group with the same name.
+  The final player damage is determined by the following formula:
+    damage =
+      collision speed
+      * ((node_fall_damage_add_percent   + 100) / 100) -- node group
+      * ((player_fall_damage_add_percent + 100) / 100) -- player armor group
+      - (14)                                           -- constant tolerance
+  Negative damage values are discarded as no damage.
 * `falling_node`: if there is no walkable block under the node it will fall
 * `float`: the node will not fall through liquids
 * `level`: Can be used to give an additional sense of progression in the game.
@@ -1745,12 +1776,15 @@ to games.
   `"toolrepair"` crafting recipe
 
 
-### `ObjectRef` groups
+### `ObjectRef` armor groups
 
 * `immortal`: Skips all damage and breath handling for an object. This group
   will also hide the integrated HUD status bars for players. It is
   automatically set to all players when damage is disabled on the server and
   cannot be reset (subject to change).
+* `fall_damage_add_percent`: Modifies the fall damage suffered by players
+  when they hit the ground. It is analog to the node group with the same
+  name. See the node group above for the exact calculation.
 * `punch_operable`: For entities; disables the regular damage mechanism for
   players punching it by hand or a non-tool item, so that it can do something
   else than take damage.
@@ -3078,9 +3112,8 @@ Colors
 
 Named colors are also supported and are equivalent to
 [CSS Color Module Level 4](http://dev.w3.org/csswg/css-color/#named-colors).
-To specify the value of the alpha channel, append `#AA` to the end of the color
-name (e.g. `colorname#08`). For named colors the hexadecimal string
-representing the alpha value must (always) be two hexadecimal digits.
+To specify the value of the alpha channel, append `#A` or `#AA` to the end of
+the color name (e.g. `colorname#08`).
 
 `ColorSpec`
 -----------
@@ -3146,6 +3179,16 @@ For the following functions, `v`, `v1`, `v2` are vectors,
     * Returns a vector.
     * A copy of `a` if `a` is a vector.
     * `{x = a, y = b, z = c}`, if all of `a`, `b`, `c` are defined numbers.
+* `vector.from_string(s[, init])`:
+    * Returns `v, np`, where `v` is a vector read from the given string `s` and
+      `np` is the next position in the string after the vector.
+    * Returns `nil` on failure.
+    * `s`: Has to begin with a substring of the form `"(x, y, z)"`. Additional
+           spaces, leaving away commas and adding an additional comma to the end
+           is allowed.
+    * `init`: If given starts looking for the vector at this string index.
+* `vector.to_string(v)`:
+    * Returns a string of the form `"(x, y, z)"`.
 * `vector.direction(p1, p2)`:
     * Returns a vector of length 1 with direction `p1` to `p2`.
     * If `p1` and `p2` are identical, returns `{x = 0, y = 0, z = 0}`.
@@ -3160,6 +3203,7 @@ For the following functions, `v`, `v1`, `v2` are vectors,
     * Returns a vector, each dimension rounded down.
 * `vector.round(v)`:
     * Returns a vector, each dimension rounded to nearest integer.
+    * At a multiple of 0.5, rounds away from zero.
 * `vector.apply(v, func)`:
     * Returns a vector where the function `func` has been applied to each
       component.
@@ -3234,6 +3278,8 @@ Helper functions
     * If the absolute value of `x` is within the `tolerance` or `x` is NaN,
       `0` is returned.
 * `math.factorial(x)`: returns the factorial of `x`
+* `math.round(x)`: Returns `x` rounded to the nearest integer.
+    * At a multiple of 0.5, rounds away from zero.
 * `string.split(str, separator, include_empty, max_splits, sep_is_pattern)`
     * `separator`: string, default: `","`
     * `include_empty`: boolean, default: `false`
@@ -4394,6 +4440,9 @@ Utilities
           direct_velocity_on_players = true,
           -- nodedef's use_texture_alpha accepts new string modes (5.4.0)
           use_texture_alpha_string_modes = true,
+          -- degrotate param2 rotates in units of 1.5° instead of 2°
+          -- thus changing the range of values from 0-179 to 0-240 (5.5.0)
+          degrotate_240_steps = true,
       }
 
 * `minetest.has_feature(arg)`: returns `boolean, missing_features`
@@ -4453,6 +4502,9 @@ Utilities
 * `minetest.sha1(data, [raw])`: returns the sha1 hash of data
     * `data`: string of data to hash
     * `raw`: return raw bytes instead of hex digits, default: false
+* `minetest.colorspec_to_colorstring(colorspec)`: Converts a ColorSpec to a
+  ColorString. If the ColorSpec is invalid, returns `nil`.
+    * `colorspec`: The ColorSpec to convert
 
 Logging
 -------
@@ -4656,6 +4708,7 @@ Call these functions only at load time!
     * `cheat`: `{type=<cheat_type>}`, where `<cheat_type>` is one of:
         * `moved_too_fast`
         * `interacted_too_far`
+        * `interacted_with_self`
         * `interacted_while_dead`
         * `finished_unknown_dig`
         * `dug_unbreakable`
@@ -4896,7 +4949,7 @@ Environment access
     * Punch node with the same effects that a player would cause
 * `minetest.spawn_falling_node(pos)`
     * Change node into falling node
-    * Returns `true` if successful, `false` on failure
+    * Returns `true` and the ObjectRef of the spawned entity if successful, `false` on failure
 
 * `minetest.find_nodes_with_meta(pos1, pos2)`
     * Get a table of positions of nodes that have metadata within a region
@@ -7414,7 +7467,16 @@ Used by `minetest.register_node`.
         -- If true, liquids flow into and replace this node.
         -- Warning: making a liquid node 'floodable' will cause problems.
 
-        liquidtype = "none",  -- "none" / "source" / "flowing"
+        liquidtype = "none",  -- specifies liquid physics
+        -- * "none":    no liquid physics
+        -- * "source":  spawns flowing liquid nodes at all 4 sides and below;
+        --              recommended drawtype: "liquid".
+        -- * "flowing": spawned from source, spawns more flowing liquid nodes
+        --              around it until `liquid_range` is reached;
+        --              will drain out without a source;
+        --              recommended drawtype: "flowingliquid".
+        -- If it's "source" or "flowing" and `liquid_range > 0`, then
+        -- both `liquid_alternative_*` fields must be specified
 
         liquid_alternative_flowing = "",  -- Flowing version of source liquid
 
@@ -7437,7 +7499,10 @@ Used by `minetest.register_node`.
         -- `minetest.set_node_level` and `minetest.add_node_level`.
 		-- Values above 124 might causes collision detection issues.
 
-        liquid_range = 8,  -- Number of flowing nodes around source (max. 8)
+        liquid_range = 8,
+        -- Maximum distance that flowing liquid nodes can spread around
+        -- source on flat land;
+        -- maximum = 8; set to 0 to disable liquid flow
 
         drowning = 0,
         -- Player will take this amount of damage if no bubbles are left
@@ -8384,7 +8449,7 @@ Used by `HTTPApiTable.fetch` and `HTTPApiTable.fetch_async`.
         url = "http://example.org",
 
         timeout = 10,
-        -- Timeout for connection in seconds. Default is 3 seconds.
+        -- Timeout for request to be completed in seconds. Default depends on engine settings.
 
         method = "GET", "POST", "PUT" or "DELETE"
         -- The http method to use. Defaults to "GET".

doc/menu_lua_api.txt

@@ -204,7 +204,8 @@ core.get_screen_info()
     display_width   = <width of display>,
     display_height  = <height of display>,
     window_width    = <current window width>,
-    window_height   = <current window height>
+    window_height   = <current window height>,
+    render_info     = <active render information>
     }
 
 

games/devtest/mods/experimental/commands.lua

@@ -131,10 +131,11 @@ local function place_nodes(param)
 				p2_max = 63
 			elseif def.paramtype2 == "leveled" then
 				p2_max = 127
-			elseif def.paramtype2 == "degrotate" and def.drawtype == "plantlike" then
-				p2_max = 179
+			elseif def.paramtype2 == "degrotate" and (def.drawtype == "plantlike" or def.drawtype == "mesh") then
+				p2_max = 239
 			elseif def.paramtype2 == "colorfacedir" or
 				def.paramtype2 == "colorwallmounted" or
+				def.paramtype2 == "colordegrotate" or
 				def.paramtype2 == "color" then
 				p2_max = 255
 			end
@@ -143,7 +144,8 @@ local function place_nodes(param)
 			-- Skip undefined param2 values
 			if not ((def.paramtype2 == "meshoptions" and p2 % 8 > 4) or
 					(def.paramtype2 == "colorwallmounted" and p2 % 8 > 5) or
-					(def.paramtype2 == "colorfacedir" and p2 % 32 > 23)) then
+					((def.paramtype2 == "colorfacedir" or def.paramtype2 == "colordegrotate")
+					and p2 % 32 > 23)) then
 
 				minetest.set_node(pos, { name = itemstring, param2 = p2 })
 				nodes_placed = nodes_placed + 1

games/devtest/mods/testnodes/drawtypes.lua

@@ -15,22 +15,6 @@ testing this node easier and more convenient.
 
 local S = minetest.get_translator("testnodes")
 
--- If set to true, will show an inventory image for nodes that have no inventory image as of Minetest 5.1.0.
--- This is due to <https://github.com/minetest/minetest/issues/9209>.
--- This is only added to make the items more visible to avoid confusion, but you will no longer see
--- the default inventory images for these items. When you want to test the default inventory image of drawtypes,
--- this should be turned off.
--- TODO: Remove support for fallback inventory image as soon #9209 is fixed.
-local SHOW_FALLBACK_IMAGE = minetest.settings:get_bool("testnodes_show_fallback_image", false)
-
-local fallback_image = function(img)
-	if SHOW_FALLBACK_IMAGE then
-		return img
-	else
-		return nil
-	end
-end
-
 -- A regular cube
 minetest.register_node("testnodes:normal", {
 	description = S("Normal Drawtype Test Node"),
@@ -145,20 +129,15 @@ minetest.register_node("testnodes:fencelike", {
 })
 
 minetest.register_node("testnodes:torchlike", {
-	description = S("Torchlike Drawtype Test Node"),
+	description = S("Floor Torchlike Drawtype Test Node"),
 	drawtype = "torchlike",
 	paramtype = "light",
-	tiles = {
-		"testnodes_torchlike_floor.png",
-		"testnodes_torchlike_ceiling.png",
-		"testnodes_torchlike_wall.png",
-	},
+	tiles = { "testnodes_torchlike_floor.png^[colorize:#FF0000:64" },
 
 
 	walkable = false,
 	sunlight_propagates = true,
 	groups = { dig_immediate = 3 },
-	inventory_image = fallback_image("testnodes_torchlike_floor.png"),
 })
 
 minetest.register_node("testnodes:torchlike_wallmounted", {
@@ -176,12 +155,22 @@ minetest.register_node("testnodes:torchlike_wallmounted", {
 	walkable = false,
 	sunlight_propagates = true,
 	groups = { dig_immediate = 3 },
-	inventory_image = fallback_image("testnodes_torchlike_floor.png"),
+})
+
+minetest.register_node("testnodes:signlike", {
+	description = S("Floor Signlike Drawtype Test Node"),
+	drawtype = "signlike",
+	paramtype = "light",
+	tiles = { "testnodes_signlike.png^[colorize:#FF0000:64" },
+
+
+	walkable = false,
+	groups = { dig_immediate = 3 },
+	sunlight_propagates = true,
 })
 
 
-
-minetest.register_node("testnodes:signlike", {
+minetest.register_node("testnodes:signlike_wallmounted", {
 	description = S("Wallmounted Signlike Drawtype Test Node"),
 	drawtype = "signlike",
 	paramtype = "light",
@@ -192,7 +181,6 @@ minetest.register_node("testnodes:signlike", {
 	walkable = false,
 	groups = { dig_immediate = 3 },
 	sunlight_propagates = true,
-	inventory_image = fallback_image("testnodes_signlike.png"),
 })
 
 minetest.register_node("testnodes:plantlike", {
@@ -223,6 +211,30 @@ minetest.register_node("testnodes:plantlike_waving", {
 
 
 -- param2 will rotate
+local function rotate_on_rightclick(pos, node, clicker)
+	local def = minetest.registered_nodes[node.name]
+	local aux1 = clicker:get_player_control().aux1
+
+	local deg, deg_max
+	local color, color_mult = 0, 0
+	if def.paramtype2 == "degrotate" then
+		deg = node.param2
+		deg_max = 240
+	elseif def.paramtype2 == "colordegrotate" then
+		-- MSB [3x color, 5x rotation] LSB
+		deg = node.param2 % 2^5
+		deg_max = 24
+		color_mult = 2^5
+		color = math.floor(node.param2 / color_mult)
+	end
+
+	deg = (deg + (aux1 and 10 or 1)) % deg_max
+	node.param2 = color * color_mult + deg
+	minetest.swap_node(pos, node)
+	minetest.chat_send_player(clicker:get_player_name(),
+		"Rotation is now " .. deg .. " / " .. deg_max)
+end
+
 minetest.register_node("testnodes:plantlike_degrotate", {
 	description = S("Degrotate Plantlike Drawtype Test Node"),
 	drawtype = "plantlike",
@@ -230,12 +242,43 @@ minetest.register_node("testnodes:plantlike_degrotate", {
 	paramtype2 = "degrotate",
 	tiles = { "testnodes_plantlike_degrotate.png" },
 
-
+	on_rightclick = rotate_on_rightclick,
+	place_param2 = 7,
 	walkable = false,
 	sunlight_propagates = true,
 	groups = { dig_immediate = 3 },
 })
 
+minetest.register_node("testnodes:mesh_degrotate", {
+	description = S("Degrotate Mesh Drawtype Test Node"),
+	drawtype = "mesh",
+	paramtype = "light",
+	paramtype2 = "degrotate",
+	mesh = "testnodes_ocorner.obj",
+	tiles = { "testnodes_mesh_stripes2.png" },
+
+	on_rightclick = rotate_on_rightclick,
+	place_param2 = 10, -- 15°
+	sunlight_propagates = true,
+	groups = { dig_immediate = 3 },
+})
+
+minetest.register_node("testnodes:mesh_colordegrotate", {
+	description = S("Color Degrotate Mesh Drawtype Test Node"),
+	drawtype = "mesh",
+	paramtype = "light",
+	paramtype2 = "colordegrotate",
+	palette = "testnodes_palette_facedir.png",
+	mesh = "testnodes_ocorner.obj",
+	tiles = { "testnodes_mesh_stripes3.png" },
+
+	on_rightclick = rotate_on_rightclick,
+	-- color index 1, 1 step (=15°) rotated
+	place_param2 = 1 * 2^5 + 1,
+	sunlight_propagates = true,
+	groups = { dig_immediate = 3 },
+})
+
 -- param2 will change height
 minetest.register_node("testnodes:plantlike_leveled", {
 	description = S("Leveled Plantlike Drawtype Test Node"),
@@ -456,7 +499,6 @@ minetest.register_node("testnodes:airlike", {
 	walkable = false,
 	groups = { dig_immediate = 3 },
 	sunlight_propagates = true,
-	inventory_image = fallback_image("testnodes_airlike.png"),
 })
 
 -- param2 changes liquid height
@@ -549,7 +591,7 @@ scale("plantlike",
 scale("torchlike_wallmounted",
 	S("Double-sized Wallmounted Torchlike Drawtype Test Node"),
 	S("Half-sized Wallmounted Torchlike Drawtype Test Node"))
-scale("signlike",
+scale("signlike_wallmounted",
 	S("Double-sized Wallmounted Signlike Drawtype Test Node"),
 	S("Half-sized Wallmounted Signlike Drawtype Test Node"))
 scale("firelike",

games/devtest/mods/testnodes/settingtypes.txt

@@ -1,4 +0,0 @@
-# If set to true, will show an inventory image for nodes that have no inventory image as of Minetest 5.1.0.
-# This is due to <https://github.com/minetest/minetest/issues/9209>.
-# This is only added to make the items more visible to avoid confusion, but you will no longer see the default inventory images for these items. When you want to test the default inventory image of drawtypes, this should be turned off.
-testnodes_show_fallback_image (Use fallback inventory images) bool false

games/devtest/settingtypes.txt

@@ -30,8 +30,3 @@ devtest_dungeon_mossycobble (Generate mossy cobblestone) bool false
 
 # If enabled, some very basic biomes will be registered.
 devtest_register_biomes (Register biomes) bool true
-
-# If set to true, will show an inventory image for nodes that have no inventory image as of Minetest 5.1.0.
-# This is due to <https://github.com/minetest/minetest/issues/9209>.
-# This is only added to make the items more visible to avoid confusion, but you will no longer see the default inventory images for these items. When you want to test the default inventory image of drawtypes, this should be turned off.
-testnodes_show_fallback_image (Use fallback inventory images) bool false

minetest.conf.example

@@ -761,7 +761,7 @@
 #    type: path
 # texture_path =
 
-#    The rendering back-end for Irrlicht.
+#    The rendering back-end.
 #    A restart is required after changing this.
 #    Note: On Android, stick with OGLES1 if unsure! App may fail to start otherwise.
 #    On other platforms, OpenGL is recommended.

po/minetest.pot

@@ -1085,18 +1085,6 @@ msgstr ""
 msgid "Invalid gamespec."
 msgstr ""
 
-#. ~ DO NOT TRANSLATE THIS LITERALLY!
-#. This is a special string. Put either "no" or "yes"
-#. into the translation field (literally).
-#. Choose "yes" if the language requires use of the fallback
-#. font, "no" otherwise.
-#. The fallback font is (normally) required for languages with
-#. non-Latin script, like Chinese.
-#. When in doubt, test your translation.
-#: src/client/fontengine.cpp
-msgid "needs_fallback_font"
-msgstr ""
-
 #: src/client/game.cpp
 msgid "Shutting down..."
 msgstr ""

src/CMakeLists.txt

@@ -55,7 +55,7 @@ if(NOT USE_CURL)
 endif()
 
 
-option(ENABLE_GETTEXT "Use GetText for internationalization" TRUE)
+option(ENABLE_GETTEXT "Use GetText for internationalization" ${BUILD_CLIENT})
 set(USE_GETTEXT FALSE)
 
 if(ENABLE_GETTEXT)
@@ -102,11 +102,11 @@ endif()
 option(ENABLE_GLES "Use OpenGL ES instead of OpenGL" FALSE)
 mark_as_advanced(ENABLE_GLES)
 if(BUILD_CLIENT)
-	if(ENABLE_GLES)
-		find_package(OpenGLES2 REQUIRED)
-	else()
-		# transitive dependency from Irrlicht (see longer explanation below)
-		if(NOT WIN32)
+	# transitive dependency from Irrlicht (see longer explanation below)
+	if(NOT WIN32)
+		if(ENABLE_GLES)
+			find_package(OpenGLES2 REQUIRED)
+		else()
 			set(OPENGL_GL_PREFERENCE "LEGACY" CACHE STRING
 				"See CMake Policy CMP0072 for reference. GLVND is broken on some nvidia setups")
 			set(OpenGL_GL_PREFERENCE ${OPENGL_GL_PREFERENCE})
@@ -120,13 +120,13 @@ endif()
 option(ENABLE_FREETYPE "Enable FreeType2 (TrueType fonts and basic unicode support)" TRUE)
 set(USE_FREETYPE FALSE)
 
-if(ENABLE_FREETYPE)
+if(BUILD_CLIENT AND ENABLE_FREETYPE)
 	find_package(Freetype)
 	if(FREETYPE_FOUND)
 		message(STATUS "Freetype enabled.")
 		set(USE_FREETYPE TRUE)
 	endif()
-endif(ENABLE_FREETYPE)
+endif()
 
 option(ENABLE_CURSES "Enable ncurses console" TRUE)
 set(USE_CURSES FALSE)
@@ -146,7 +146,17 @@ option(ENABLE_POSTGRESQL "Enable PostgreSQL backend" TRUE)
 set(USE_POSTGRESQL FALSE)
 
 if(ENABLE_POSTGRESQL)
-	find_package("PostgreSQL")
+	if(CMAKE_VERSION VERSION_LESS "3.20")
+		find_package(PostgreSQL QUIET)
+		# Before CMake 3.20 FindPostgreSQL.cmake always looked for server includes
+		# but we don't need them, so continue anyway if only those are missing.
+		if(PostgreSQL_INCLUDE_DIR AND PostgreSQL_LIBRARY)
+			set(PostgreSQL_FOUND TRUE)
+			set(PostgreSQL_INCLUDE_DIRS ${PostgreSQL_INCLUDE_DIR})
+		endif()
+	else()
+		find_package(PostgreSQL)
+	endif()
 
 	if(PostgreSQL_FOUND)
 		set(USE_POSTGRESQL TRUE)
@@ -526,8 +536,11 @@ if(USE_CURL)
 endif()
 
 
-set(EXECUTABLE_OUTPUT_PATH "${CMAKE_SOURCE_DIR}/bin")
-
+# When cross-compiling assume the user doesn't want to run the executable anyway,
+# otherwise place it in <source dir>/bin/ since Minetest can only run from there.
+if(NOT CMAKE_CROSSCOMPILING)
+	set(EXECUTABLE_OUTPUT_PATH "${CMAKE_SOURCE_DIR}/bin")
+endif()
 
 if(BUILD_CLIENT)
 	add_executable(${PROJECT_NAME} ${client_SRCS} ${extra_windows_SRCS})
@@ -668,7 +681,10 @@ endif(BUILD_SERVER)
 # see issue #4638
 set(GETTEXT_BLACKLISTED_LOCALES
 	ar
+	dv
 	he
+	hi
+	kn
 	ky
 	ms_Arab
 	th

src/client/camera.cpp

@@ -44,11 +44,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define WIELDMESH_AMPLITUDE_X 7.0f
 #define WIELDMESH_AMPLITUDE_Y 10.0f
 
-Camera::Camera(MapDrawControl &draw_control, Client *client):
+Camera::Camera(MapDrawControl &draw_control, Client *client, RenderingEngine *rendering_engine):
 	m_draw_control(draw_control),
 	m_client(client)
 {
-	scene::ISceneManager *smgr = RenderingEngine::get_scene_manager();
+	auto smgr = rendering_engine->get_scene_manager();
 	// note: making the camera node a child of the player node
 	// would lead to unexpected behaviour, so we don't do that.
 	m_playernode = smgr->addEmptySceneNode(smgr->getRootSceneNode());
@@ -542,7 +542,7 @@ void Camera::update(LocalPlayer* player, f32 frametime, f32 busytime, f32 tool_r
 	m_curr_fov_degrees = rangelim(m_curr_fov_degrees, 1.0f, 160.0f);
 
 	// FOV and aspect ratio
-	const v2u32 &window_size = RenderingEngine::get_instance()->getWindowSize();
+	const v2u32 &window_size = RenderingEngine::getWindowSize();
 	m_aspect = (f32) window_size.X / (f32) window_size.Y;
 	m_fov_y = m_curr_fov_degrees * M_PI / 180.0;
 	// Increase vertical FOV on lower aspect ratios (<16:10)

src/client/camera.h

@@ -30,6 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 class LocalPlayer;
 struct MapDrawControl;
 class Client;
+class RenderingEngine;
 class WieldMeshSceneNode;
 
 struct Nametag
@@ -104,7 +105,7 @@ enum CameraMode {CAMERA_MODE_FIRST, CAMERA_MODE_THIRD, CAMERA_MODE_THIRD_FRONT};
 class Camera
 {
 public:
-	Camera(MapDrawControl &draw_control, Client *client);
+	Camera(MapDrawControl &draw_control, Client *client, RenderingEngine *rendering_engine);
 	~Camera();
 
 	// Get camera scene node.

src/client/client.cpp

@@ -98,6 +98,7 @@ Client::Client(
 		NodeDefManager *nodedef,
 		ISoundManager *sound,
 		MtEventManager *event,
+		RenderingEngine *rendering_engine,
 		bool ipv6,
 		GameUI *game_ui
 ):
@@ -108,8 +109,9 @@ Client::Client(
 	m_nodedef(nodedef),
 	m_sound(sound),
 	m_event(event),
+	m_rendering_engine(rendering_engine),
 	m_env(
-		new ClientMap(this, control, 666),
+		new ClientMap(this, rendering_engine, control, 666),
 		tsrc, this
 	),
 	m_particle_manager(&m_env),
@@ -301,12 +303,7 @@ Client::~Client()
 	}
 
 	// cleanup 3d model meshes on client shutdown
-	while (RenderingEngine::get_mesh_cache()->getMeshCount() != 0) {
-		scene::IAnimatedMesh *mesh = RenderingEngine::get_mesh_cache()->getMeshByIndex(0);
-
-		if (mesh)
-			RenderingEngine::get_mesh_cache()->removeMesh(mesh);
-	}
+	m_rendering_engine->cleanupMeshCache();
 
 	delete m_minimap;
 	m_minimap = nullptr;
@@ -663,18 +660,11 @@ bool Client::loadMedia(const std::string &data, const std::string &filename,
 		TRACESTREAM(<< "Client: Attempting to load image "
 			<< "file \"" << filename << "\"" << std::endl);
 
-		io::IFileSystem *irrfs = RenderingEngine::get_filesystem();
-		video::IVideoDriver *vdrv = RenderingEngine::get_video_driver();
+		io::IFileSystem *irrfs = m_rendering_engine->get_filesystem();
+		video::IVideoDriver *vdrv = m_rendering_engine->get_video_driver();
 
-#if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR > 8
 		io::IReadFile *rfile = irrfs->createMemoryReadFile(
 				data.c_str(), data.size(), "_tempreadfile");
-#else
-		// Silly irrlicht's const-incorrectness
-		Buffer<char> data_rw(data.c_str(), data.size());
-		io::IReadFile *rfile = irrfs->createMemoryReadFile(
-				*data_rw, data_rw.getSize(), "_tempreadfile");
-#endif
 
 		FATAL_ERROR_IF(!rfile, "Could not create irrlicht memory file.");
 
@@ -1430,6 +1420,11 @@ bool Client::updateWieldedItem()
 	return true;
 }
 
+scene::ISceneManager* Client::getSceneManager()
+{
+	return m_rendering_engine->get_scene_manager();
+}
+
 Inventory* Client::getInventory(const InventoryLocation &loc)
 {
 	switch(loc.type){
@@ -1692,7 +1687,7 @@ typedef struct TextureUpdateArgs {
 	ITextureSource *tsrc;
 } TextureUpdateArgs;
 
-void texture_update_progress(void *args, u32 progress, u32 max_progress)
+void Client::showUpdateProgressTexture(void *args, u32 progress, u32 max_progress)
 {
 		TextureUpdateArgs* targs = (TextureUpdateArgs*) args;
 		u16 cur_percent = ceil(progress / (double) max_progress * 100.);
@@ -1711,7 +1706,7 @@ void texture_update_progress(void *args, u32 progress, u32 max_progress)
 			targs->last_time_ms = time_ms;
 			std::basic_stringstream<wchar_t> strm;
 			strm << targs->text_base << " " << targs->last_percent << "%...";
-			RenderingEngine::draw_load_screen(strm.str(), targs->guienv, targs->tsrc, 0,
+			m_rendering_engine->draw_load_screen(strm.str(), targs->guienv, targs->tsrc, 0,
 				72 + (u16) ((18. / 100.) * (double) targs->last_percent), true);
 		}
 }
@@ -1732,21 +1727,21 @@ void Client::afterContentReceived()
 
 	// Rebuild inherited images and recreate textures
 	infostream<<"- Rebuilding images and textures"<<std::endl;
-	RenderingEngine::draw_load_screen(text, guienv, m_tsrc, 0, 70);
+	m_rendering_engine->draw_load_screen(text, guienv, m_tsrc, 0, 70);
 	m_tsrc->rebuildImagesAndTextures();
 	delete[] text;
 
 	// Rebuild shaders
 	infostream<<"- Rebuilding shaders"<<std::endl;
 	text = wgettext("Rebuilding shaders...");
-	RenderingEngine::draw_load_screen(text, guienv, m_tsrc, 0, 71);
+	m_rendering_engine->draw_load_screen(text, guienv, m_tsrc, 0, 71);
 	m_shsrc->rebuildShaders();
 	delete[] text;
 
 	// Update node aliases
 	infostream<<"- Updating node aliases"<<std::endl;
 	text = wgettext("Initializing nodes...");
-	RenderingEngine::draw_load_screen(text, guienv, m_tsrc, 0, 72);
+	m_rendering_engine->draw_load_screen(text, guienv, m_tsrc, 0, 72);
 	m_nodedef->updateAliases(m_itemdef);
 	for (const auto &path : getTextureDirs()) {
 		TextureOverrideSource override_source(path + DIR_DELIM + "override.txt");
@@ -1765,7 +1760,7 @@ void Client::afterContentReceived()
 	tu_args.last_percent = 0;
 	tu_args.text_base =  wgettext("Initializing nodes");
 	tu_args.tsrc = m_tsrc;
-	m_nodedef->updateTextures(this, texture_update_progress, &tu_args);
+	m_nodedef->updateTextures(this, &tu_args);
 	delete[] tu_args.text_base;
 
 	// Start mesh update thread after setting up content definitions
@@ -1779,7 +1774,7 @@ void Client::afterContentReceived()
 		m_script->on_client_ready(m_env.getLocalPlayer());
 
 	text = wgettext("Done!");
-	RenderingEngine::draw_load_screen(text, guienv, m_tsrc, 0, 100);
+	m_rendering_engine->draw_load_screen(text, guienv, m_tsrc, 0, 100);
 	infostream<<"Client::afterContentReceived() done"<<std::endl;
 	delete[] text;
 }
@@ -1797,7 +1792,7 @@ float Client::getCurRate()
 
 void Client::makeScreenshot()
 {
-	irr::video::IVideoDriver *driver = RenderingEngine::get_video_driver();
+	irr::video::IVideoDriver *driver = m_rendering_engine->get_video_driver();
 	irr::video::IImage* const raw_image = driver->createScreenShot();
 
 	if (!raw_image)
@@ -1947,23 +1942,17 @@ scene::IAnimatedMesh* Client::getMesh(const std::string &filename, bool cache)
 
 	// Create the mesh, remove it from cache and return it
 	// This allows unique vertex colors and other properties for each instance
-#if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR > 8
-	io::IReadFile *rfile = RenderingEngine::get_filesystem()->createMemoryReadFile(
+	io::IReadFile *rfile = m_rendering_engine->get_filesystem()->createMemoryReadFile(
 			data.c_str(), data.size(), filename.c_str());
-#else
-	Buffer<char> data_rw(data.c_str(), data.size()); // Const-incorrect Irrlicht
-	io::IReadFile *rfile = RenderingEngine::get_filesystem()->createMemoryReadFile(
-			*data_rw, data_rw.getSize(), filename.c_str());
-#endif
 	FATAL_ERROR_IF(!rfile, "Could not create/open RAM file");
 
-	scene::IAnimatedMesh *mesh = RenderingEngine::get_scene_manager()->getMesh(rfile);
+	scene::IAnimatedMesh *mesh = m_rendering_engine->get_scene_manager()->getMesh(rfile);
 	rfile->drop();
 	if (!mesh)
 		return nullptr;
 	mesh->grab();
 	if (!cache)
-		RenderingEngine::get_mesh_cache()->removeMesh(mesh);
+		m_rendering_engine->removeMesh(mesh);
 	return mesh;
 }
 

src/client/client.h

@@ -45,6 +45,7 @@ struct ClientEvent;
 struct MeshMakeData;
 struct ChatMessage;
 class MapBlockMesh;
+class RenderingEngine;
 class IWritableTextureSource;
 class IWritableShaderSource;
 class ISoundManager;
@@ -122,6 +123,7 @@ public:
 			NodeDefManager *nodedef,
 			ISoundManager *sound,
 			MtEventManager *event,
+			RenderingEngine *rendering_engine,
 			bool ipv6,
 			GameUI *game_ui
 	);
@@ -346,6 +348,7 @@ public:
 	float mediaReceiveProgress();
 
 	void afterContentReceived();
+	void showUpdateProgressTexture(void *args, u32 progress, u32 max_progress);
 
 	float getRTT();
 	float getCurRate();
@@ -354,6 +357,7 @@ public:
 	void setCamera(Camera* camera) { m_camera = camera; }
 
 	Camera* getCamera () { return m_camera; }
+	scene::ISceneManager *getSceneManager();
 
 	bool shouldShowMinimap() const;
 
@@ -381,6 +385,7 @@ public:
 	// Insert a media file appropriately into the appropriate manager
 	bool loadMedia(const std::string &data, const std::string &filename,
 		bool from_media_push = false);
+
 	// Send a request for conventional media transfer
 	void request_media(const std::vector<std::string> &file_requests);
 
@@ -476,6 +481,7 @@ private:
 	NodeDefManager *m_nodedef;
 	ISoundManager *m_sound;
 	MtEventManager *m_event;
+	RenderingEngine *m_rendering_engine;
 
 
 	ClientEnvironment m_env;

src/client/clientenvironment.cpp

@@ -235,7 +235,16 @@ void ClientEnvironment::step(float dtime)
 			&player_collisions);
 	}
 
-	bool player_immortal = lplayer->getCAO() && lplayer->getCAO()->isImmortal();
+	bool player_immortal = false;
+	f32 player_fall_factor = 1.0f;
+	GenericCAO *playercao = lplayer->getCAO();
+	if (playercao) {
+		player_immortal = playercao->isImmortal();
+		int addp_p = itemgroup_get(playercao->getGroups(),
+			"fall_damage_add_percent");
+		// convert armor group into an usable fall damage factor
+		player_fall_factor = 1.0f + (float)addp_p / 100.0f;
+	}
 
 	for (const CollisionInfo &info : player_collisions) {
 		v3f speed_diff = info.new_speed - info.old_speed;;
@@ -248,17 +257,20 @@ void ClientEnvironment::step(float dtime)
 		speed_diff.Z = 0;
 		f32 pre_factor = 1; // 1 hp per node/s
 		f32 tolerance = BS*14; // 5 without damage
-		f32 post_factor = 1; // 1 hp per node/s
 		if (info.type == COLLISION_NODE) {
 			const ContentFeatures &f = m_client->ndef()->
 				get(m_map->getNode(info.node_p));
-			// Determine fall damage multiplier
-			int addp = itemgroup_get(f.groups, "fall_damage_add_percent");
-			pre_factor = 1.0f + (float)addp / 100.0f;
+			// Determine fall damage modifier
+			int addp_n = itemgroup_get(f.groups, "fall_damage_add_percent");
+			// convert node group to an usable fall damage factor
+			f32 node_fall_factor = 1.0f + (float)addp_n / 100.0f;
+			// combine both player fall damage modifiers
+			pre_factor = node_fall_factor * player_fall_factor;
 		}
 		float speed = pre_factor * speed_diff.getLength();
-		if (speed > tolerance && !player_immortal) {
-			f32 damage_f = (speed - tolerance) / BS * post_factor;
+
+		if (speed > tolerance && !player_immortal && pre_factor > 0.0f) {
+			f32 damage_f = (speed - tolerance) / BS;
 			u16 damage = (u16)MYMIN(damage_f + 0.5, U16_MAX);
 			if (damage != 0) {
 				damageLocalPlayer(damage, true);
@@ -340,7 +352,7 @@ u16 ClientEnvironment::addActiveObject(ClientActiveObject *object)
 	if (!m_ao_manager.registerObject(object))
 		return 0;
 
-	object->addToScene(m_texturesource);
+	object->addToScene(m_texturesource, m_client->getSceneManager());
 
 	// Update lighting immediately
 	object->updateLight(getDayNightRatio());

src/client/clientlauncher.cpp

@@ -80,7 +80,7 @@ ClientLauncher::~ClientLauncher()
 	delete g_fontengine;
 	delete g_gamecallback;
 
-	delete RenderingEngine::get_instance();
+	delete m_rendering_engine;
 
 #if USE_SOUND
 	g_sound_manager_singleton.reset();
@@ -101,7 +101,7 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 
 	// List video modes if requested
 	if (list_video_modes)
-		return RenderingEngine::print_video_modes();
+		return m_rendering_engine->print_video_modes();
 
 #if USE_SOUND
 	if (g_settings->getBool("enable_sound"))
@@ -120,12 +120,12 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 		return true;
 	}
 
-	if (RenderingEngine::get_video_driver() == NULL) {
+	if (m_rendering_engine->get_video_driver() == NULL) {
 		errorstream << "Could not initialize video driver." << std::endl;
 		return false;
 	}
 
-	RenderingEngine::get_instance()->setupTopLevelWindow(PROJECT_NAME_C);
+	m_rendering_engine->setupTopLevelWindow(PROJECT_NAME_C);
 
 	/*
 		This changes the minimum allowed number of vertices in a VBO.
@@ -136,15 +136,15 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 	// Create game callback for menus
 	g_gamecallback = new MainGameCallback();
 
-	RenderingEngine::get_instance()->setResizable(true);
+	m_rendering_engine->setResizable(true);
 
 	init_input();
 
-	RenderingEngine::get_scene_manager()->getParameters()->
+	m_rendering_engine->get_scene_manager()->getParameters()->
 		setAttribute(scene::ALLOW_ZWRITE_ON_TRANSPARENT, true);
 
-	guienv = RenderingEngine::get_gui_env();
-	skin = RenderingEngine::get_gui_env()->getSkin();
+	guienv = m_rendering_engine->get_gui_env();
+	skin = guienv->getSkin();
 	skin->setColor(gui::EGDC_BUTTON_TEXT, video::SColor(255, 255, 255, 255));
 	skin->setColor(gui::EGDC_3D_LIGHT, video::SColor(0, 0, 0, 0));
 	skin->setColor(gui::EGDC_3D_HIGH_LIGHT, video::SColor(255, 30, 30, 30));
@@ -166,7 +166,7 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 			sprite_path.append("checkbox_16.png");
 		// Texture dimensions should be a power of 2
 		gui::IGUISpriteBank *sprites = skin->getSpriteBank();
-		video::IVideoDriver *driver = RenderingEngine::get_video_driver();
+		video::IVideoDriver *driver = m_rendering_engine->get_video_driver();
 		video::ITexture *sprite_texture = driver->getTexture(sprite_path.c_str());
 		if (sprite_texture) {
 			s32 sprite_id = sprites->addTextureAsSprite(sprite_texture);
@@ -178,15 +178,13 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 	g_fontengine = new FontEngine(guienv);
 	FATAL_ERROR_IF(g_fontengine == NULL, "Font engine creation failed.");
 
-#if (IRRLICHT_VERSION_MAJOR >= 1 && IRRLICHT_VERSION_MINOR >= 8) || IRRLICHT_VERSION_MAJOR >= 2
 	// Irrlicht 1.8 input colours
 	skin->setColor(gui::EGDC_EDITABLE, video::SColor(255, 128, 128, 128));
 	skin->setColor(gui::EGDC_FOCUSED_EDITABLE, video::SColor(255, 96, 134, 49));
-#endif
 
 	// Create the menu clouds
 	if (!g_menucloudsmgr)
-		g_menucloudsmgr = RenderingEngine::get_scene_manager()->createNewSceneManager();
+		g_menucloudsmgr = m_rendering_engine->get_scene_manager()->createNewSceneManager();
 	if (!g_menuclouds)
 		g_menuclouds = new Clouds(g_menucloudsmgr, -1, rand());
 	g_menuclouds->setHeight(100.0f);
@@ -214,11 +212,11 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 	bool retval = true;
 	bool *kill = porting::signal_handler_killstatus();
 
-	while (RenderingEngine::run() && !*kill &&
+	while (m_rendering_engine->run() && !*kill &&
 		!g_gamecallback->shutdown_requested) {
 		// Set the window caption
 		const wchar_t *text = wgettext("Main Menu");
-		RenderingEngine::get_raw_device()->
+		m_rendering_engine->get_raw_device()->
 			setWindowCaption((utf8_to_wide(PROJECT_NAME_C) +
 			L" " + utf8_to_wide(g_version_hash) +
 			L" [" + text + L"]").c_str());
@@ -226,14 +224,14 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 
 		try {	// This is used for catching disconnects
 
-			RenderingEngine::get_gui_env()->clear();
+			m_rendering_engine->get_gui_env()->clear();
 
 			/*
 				We need some kind of a root node to be able to add
 				custom gui elements directly on the screen.
 				Otherwise they won't be automatically drawn.
 			*/
-			guiroot = RenderingEngine::get_gui_env()->addStaticText(L"",
+			guiroot = m_rendering_engine->get_gui_env()->addStaticText(L"",
 				core::rect<s32>(0, 0, 10000, 10000));
 
 			bool game_has_run = launch_game(error_message, reconnect_requested,
@@ -256,29 +254,30 @@ bool ClientLauncher::run(GameStartData &start_data, const Settings &cmd_args)
 			}
 
 			// Break out of menu-game loop to shut down cleanly
-			if (!RenderingEngine::get_raw_device()->run() || *kill) {
+			if (!m_rendering_engine->run() || *kill) {
 				if (!g_settings_path.empty())
 					g_settings->updateConfigFile(g_settings_path.c_str());
 				break;
 			}
 
-			RenderingEngine::get_video_driver()->setTextureCreationFlag(
+			m_rendering_engine->get_video_driver()->setTextureCreationFlag(
 					video::ETCF_CREATE_MIP_MAPS, g_settings->getBool("mip_map"));
 
 #ifdef HAVE_TOUCHSCREENGUI
-			receiver->m_touchscreengui = new TouchScreenGUI(RenderingEngine::get_raw_device(), receiver);
+			receiver->m_touchscreengui = new TouchScreenGUI(m_rendering_engine->get_raw_device(), receiver);
 			g_touchscreengui = receiver->m_touchscreengui;
 #endif
 
 			the_game(
 				kill,
 				input,
+				m_rendering_engine,
 				start_data,
 				error_message,
 				chat_backend,
 				&reconnect_requested
 			);
-			RenderingEngine::get_scene_manager()->clear();
+			m_rendering_engine->get_scene_manager()->clear();
 
 #ifdef HAVE_TOUCHSCREENGUI
 			delete g_touchscreengui;
@@ -346,8 +345,8 @@ void ClientLauncher::init_args(GameStartData &start_data, const Settings &cmd_ar
 bool ClientLauncher::init_engine()
 {
 	receiver = new MyEventReceiver();
-	new RenderingEngine(receiver);
-	return RenderingEngine::get_raw_device() != nullptr;
+	m_rendering_engine = new RenderingEngine(receiver);
+	return m_rendering_engine->get_raw_device() != nullptr;
 }
 
 void ClientLauncher::init_input()
@@ -364,7 +363,7 @@ void ClientLauncher::init_input()
 		// Make sure this is called maximum once per
 		// irrlicht device, otherwise it will give you
 		// multiple events for the same joystick.
-		if (RenderingEngine::get_raw_device()->activateJoysticks(infos)) {
+		if (m_rendering_engine->get_raw_device()->activateJoysticks(infos)) {
 			infostream << "Joystick support enabled" << std::endl;
 			joystick_infos.reserve(infos.size());
 			for (u32 i = 0; i < infos.size(); i++) {
@@ -471,7 +470,7 @@ bool ClientLauncher::launch_game(std::string &error_message,
 			start_data.address.empty() && !start_data.name.empty();
 	}
 
-	if (!RenderingEngine::run())
+	if (!m_rendering_engine->run())
 		return false;
 
 	if (!start_data.isSinglePlayer() && start_data.name.empty()) {
@@ -543,14 +542,14 @@ bool ClientLauncher::launch_game(std::string &error_message,
 void ClientLauncher::main_menu(MainMenuData *menudata)
 {
 	bool *kill = porting::signal_handler_killstatus();
-	video::IVideoDriver *driver = RenderingEngine::get_video_driver();
+	video::IVideoDriver *driver = m_rendering_engine->get_video_driver();
 
 	infostream << "Waiting for other menus" << std::endl;
-	while (RenderingEngine::get_raw_device()->run() && !*kill) {
+	while (m_rendering_engine->run() && !*kill) {
 		if (!isMenuActive())
 			break;
 		driver->beginScene(true, true, video::SColor(255, 128, 128, 128));
-		RenderingEngine::get_gui_env()->drawAll();
+		m_rendering_engine->get_gui_env()->drawAll();
 		driver->endScene();
 		// On some computers framerate doesn't seem to be automatically limited
 		sleep_ms(25);
@@ -559,14 +558,14 @@ void ClientLauncher::main_menu(MainMenuData *menudata)
 
 	// Cursor can be non-visible when coming from the game
 #ifndef ANDROID
-	RenderingEngine::get_raw_device()->getCursorControl()->setVisible(true);
+	m_rendering_engine->get_raw_device()->getCursorControl()->setVisible(true);
 #endif
 
 	/* show main menu */
-	GUIEngine mymenu(&input->joystick, guiroot, &g_menumgr, menudata, *kill);
+	GUIEngine mymenu(&input->joystick, guiroot, m_rendering_engine, &g_menumgr, menudata, *kill);
 
 	/* leave scene manager in a clean state */
-	RenderingEngine::get_scene_manager()->clear();
+	m_rendering_engine->get_scene_manager()->clear();
 }
 
 void ClientLauncher::speed_tests()

src/client/clientlauncher.h

@@ -49,6 +49,7 @@ private:
 	bool list_video_modes = false;
 	bool skip_main_menu = false;
 	bool random_input = false;
+	RenderingEngine *m_rendering_engine = nullptr;
 	InputHandler *input = nullptr;
 	MyEventReceiver *receiver = nullptr;
 	gui::IGUISkin *skin = nullptr;

src/client/clientmap.cpp

@@ -64,12 +64,13 @@ void MeshBufListList::add(scene::IMeshBuffer *buf, v3s16 position, u8 layer)
 
 ClientMap::ClientMap(
 		Client *client,
+		RenderingEngine *rendering_engine,
 		MapDrawControl &control,
 		s32 id
 ):
 	Map(client),
-	scene::ISceneNode(RenderingEngine::get_scene_manager()->getRootSceneNode(),
-		RenderingEngine::get_scene_manager(), id),
+	scene::ISceneNode(rendering_engine->get_scene_manager()->getRootSceneNode(),
+		rendering_engine->get_scene_manager(), id),
 	m_client(client),
 	m_control(control)
 {
@@ -317,7 +318,7 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
 		v3f block_pos_r = intToFloat(block->getPosRelative() + MAP_BLOCKSIZE / 2, BS);
 		float d = camera_position.getDistanceFrom(block_pos_r);
 		d = MYMAX(0,d - BLOCK_MAX_RADIUS);
-		
+
 		// Mesh animation
 		if (pass == scene::ESNRP_SOLID) {
 			//MutexAutoLock lock(block->mesh_mutex);
@@ -499,12 +500,12 @@ int ClientMap::getBackgroundBrightness(float max_d, u32 daylight_factor,
 	static v3f z_directions[50] = {
 		v3f(-100, 0, 0)
 	};
-	static f32 z_offsets[sizeof(z_directions)/sizeof(*z_directions)] = {
+	static f32 z_offsets[50] = {
 		-1000,
 	};
 
-	if(z_directions[0].X < -99){
-		for(u32 i=0; i<sizeof(z_directions)/sizeof(*z_directions); i++){
+	if (z_directions[0].X < -99) {
+		for (u32 i = 0; i < ARRLEN(z_directions); i++) {
 			// Assumes FOV of 72 and 16/9 aspect ratio
 			z_directions[i] = v3f(
 				0.02 * myrand_range(-100, 100),
@@ -520,7 +521,8 @@ int ClientMap::getBackgroundBrightness(float max_d, u32 daylight_factor,
 	if(sunlight_min_d > 35*BS)
 		sunlight_min_d = 35*BS;
 	std::vector<int> values;
-	for(u32 i=0; i<sizeof(z_directions)/sizeof(*z_directions); i++){
+	values.reserve(ARRLEN(z_directions));
+	for (u32 i = 0; i < ARRLEN(z_directions); i++) {
 		v3f z_dir = z_directions[i];
 		core::CMatrix4<f32> a;
 		a.buildRotateFromTo(v3f(0,1,0), z_dir);

src/client/clientmap.h

@@ -68,6 +68,7 @@ class ClientMap : public Map, public scene::ISceneNode
 public:
 	ClientMap(
 			Client *client,
+			RenderingEngine *rendering_engine,
 			MapDrawControl &control,
 			s32 id
 	);

src/client/clientmedia.cpp

@@ -216,7 +216,6 @@ void ClientMediaDownloader::initialStep(Client *client)
 
 		// This is the first time we use httpfetch, so alloc a caller ID
 		m_httpfetch_caller = httpfetch_caller_alloc();
-		m_httpfetch_timeout = g_settings->getS32("curl_timeout");
 
 		// Set the active fetch limit to curl_parallel_limit or 84,
 		// whichever is greater. This gives us some leeway so that
@@ -258,8 +257,6 @@ void ClientMediaDownloader::initialStep(Client *client)
 				remote->baseurl + MTHASHSET_FILE_NAME;
 			fetch_request.caller = m_httpfetch_caller;
 			fetch_request.request_id = m_httpfetch_next_id; // == i
-			fetch_request.timeout = m_httpfetch_timeout;
-			fetch_request.connect_timeout = m_httpfetch_timeout;
 			fetch_request.method = HTTP_POST;
 			fetch_request.raw_data = required_hash_set;
 			fetch_request.extra_headers.emplace_back(
@@ -432,9 +429,8 @@ void ClientMediaDownloader::startRemoteMediaTransfers()
 				fetch_request.url = url;
 				fetch_request.caller = m_httpfetch_caller;
 				fetch_request.request_id = m_httpfetch_next_id;
-				fetch_request.timeout = 0; // no data timeout!
-				fetch_request.connect_timeout =
-					m_httpfetch_timeout;
+				fetch_request.timeout =
+					g_settings->getS32("curl_file_download_timeout");
 				httpfetch_async(fetch_request);
 
 				m_remote_file_transfers.insert(std::make_pair(

src/client/clientmedia.h

@@ -137,7 +137,6 @@ private:
 	// Status of remote transfers
 	unsigned long m_httpfetch_caller;
 	unsigned long m_httpfetch_next_id = 0;
-	long m_httpfetch_timeout = 0;
 	s32 m_httpfetch_active = 0;
 	s32 m_httpfetch_active_limit = 0;
 	s32 m_outstanding_hash_sets = 0;

src/client/clientobject.h

@@ -44,7 +44,7 @@ public:
 	ClientActiveObject(u16 id, Client *client, ClientEnvironment *env);
 	virtual ~ClientActiveObject();
 
-	virtual void addToScene(ITextureSource *tsrc) {}
+	virtual void addToScene(ITextureSource *tsrc, scene::ISceneManager *smgr) = 0;
 	virtual void removeFromScene(bool permanent) {}
 
 	virtual void updateLight(u32 day_night_ratio) {}

src/client/clouds.cpp

@@ -30,7 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 // Menu clouds are created later
 class Clouds;
 Clouds *g_menuclouds = NULL;
-irr::scene::ISceneManager *g_menucloudsmgr = NULL;
+scene::ISceneManager *g_menucloudsmgr = NULL;
 
 // Constant for now
 static constexpr const float cloud_size = BS * 64.0f;
@@ -170,7 +170,7 @@ void Clouds::render()
 
 	// Read noise
 
-	std::vector<char> grid(m_cloud_radius_i * 2 * m_cloud_radius_i * 2); // vector<bool> is broken
+	std::vector<bool> grid(m_cloud_radius_i * 2 * m_cloud_radius_i * 2);
 	std::vector<video::S3DVertex> vertices;
 	vertices.reserve(16 * m_cloud_radius_i * m_cloud_radius_i);
 

src/client/clouds.h

@@ -29,8 +29,7 @@ class Clouds;
 extern Clouds *g_menuclouds;
 
 // Scene manager used for menu clouds
-namespace irr{namespace scene{class ISceneManager;}}
-extern irr::scene::ISceneManager *g_menucloudsmgr;
+extern scene::ISceneManager *g_menucloudsmgr;
 
 class Clouds : public scene::ISceneNode
 {

src/client/content_cao.cpp

@@ -24,7 +24,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <IMeshManipulator.h>
 #include <IAnimatedMeshSceneNode.h>
 #include "client/client.h"
-#include "client/renderingengine.h"
 #include "client/sound.h"
 #include "client/tile.h"
 #include "util/basic_macros.h"
@@ -190,7 +189,7 @@ public:
 
 	static ClientActiveObject* create(Client *client, ClientEnvironment *env);
 
-	void addToScene(ITextureSource *tsrc);
+	void addToScene(ITextureSource *tsrc, scene::ISceneManager *smgr);
 	void removeFromScene(bool permanent);
 	void updateLight(u32 day_night_ratio);
 	void updateNodePos();
@@ -221,7 +220,7 @@ ClientActiveObject* TestCAO::create(Client *client, ClientEnvironment *env)
 	return new TestCAO(client, env);
 }
 
-void TestCAO::addToScene(ITextureSource *tsrc)
+void TestCAO::addToScene(ITextureSource *tsrc, scene::ISceneManager *smgr)
 {
 	if(m_node != NULL)
 		return;
@@ -250,7 +249,7 @@ void TestCAO::addToScene(ITextureSource *tsrc)
 	// Add to mesh
 	mesh->addMeshBuffer(buf);
 	buf->drop();
-	m_node = RenderingEngine::get_scene_manager()->addMeshSceneNode(mesh, NULL);
+	m_node = smgr->addMeshSceneNode(mesh, NULL);
 	mesh->drop();
 	updateNodePos();
 }
@@ -595,9 +594,9 @@ void GenericCAO::removeFromScene(bool permanent)
 		m_client->getMinimap()->removeMarker(&m_marker);
 }
 
-void GenericCAO::addToScene(ITextureSource *tsrc)
+void GenericCAO::addToScene(ITextureSource *tsrc, scene::ISceneManager *smgr)
 {
-	m_smgr = RenderingEngine::get_scene_manager();
+	m_smgr = smgr;
 
 	if (getSceneNode() != NULL) {
 		return;
@@ -629,8 +628,7 @@ void GenericCAO::addToScene(ITextureSource *tsrc)
 	}
 
 	auto grabMatrixNode = [this] {
-		m_matrixnode = RenderingEngine::get_scene_manager()->
-				addDummyTransformationSceneNode();
+		m_matrixnode = m_smgr->addDummyTransformationSceneNode();
 		m_matrixnode->grab();
 	};
 
@@ -648,7 +646,7 @@ void GenericCAO::addToScene(ITextureSource *tsrc)
 
 	if (m_prop.visual == "sprite") {
 		grabMatrixNode();
-		m_spritenode = RenderingEngine::get_scene_manager()->addBillboardSceneNode(
+		m_spritenode = m_smgr->addBillboardSceneNode(
 				m_matrixnode, v2f(1, 1), v3f(0,0,0), -1);
 		m_spritenode->grab();
 		m_spritenode->setMaterialTexture(0,
@@ -733,8 +731,7 @@ void GenericCAO::addToScene(ITextureSource *tsrc)
 			mesh->addMeshBuffer(buf);
 			buf->drop();
 		}
-		m_meshnode = RenderingEngine::get_scene_manager()->
-			addMeshSceneNode(mesh, m_matrixnode);
+		m_meshnode = m_smgr->addMeshSceneNode(mesh, m_matrixnode);
 		m_meshnode->grab();
 		mesh->drop();
 		// Set it to use the materials of the meshbuffers directly.
@@ -743,8 +740,7 @@ void GenericCAO::addToScene(ITextureSource *tsrc)
 	} else if (m_prop.visual == "cube") {
 		grabMatrixNode();
 		scene::IMesh *mesh = createCubeMesh(v3f(BS,BS,BS));
-		m_meshnode = RenderingEngine::get_scene_manager()->
-			addMeshSceneNode(mesh, m_matrixnode);
+		m_meshnode = m_smgr->addMeshSceneNode(mesh, m_matrixnode);
 		m_meshnode->grab();
 		mesh->drop();
 
@@ -757,8 +753,7 @@ void GenericCAO::addToScene(ITextureSource *tsrc)
 		grabMatrixNode();
 		scene::IAnimatedMesh *mesh = m_client->getMesh(m_prop.mesh, true);
 		if (mesh) {
-			m_animated_meshnode = RenderingEngine::get_scene_manager()->
-				addAnimatedMeshSceneNode(mesh, m_matrixnode);
+			m_animated_meshnode = m_smgr->addAnimatedMeshSceneNode(mesh, m_matrixnode);
 			m_animated_meshnode->grab();
 			mesh->drop(); // The scene node took hold of it
 
@@ -799,8 +794,7 @@ void GenericCAO::addToScene(ITextureSource *tsrc)
 			infostream << "serialized form: " << m_prop.wield_item << std::endl;
 			item.deSerialize(m_prop.wield_item, m_client->idef());
 		}
-		m_wield_meshnode = new WieldMeshSceneNode(
-			RenderingEngine::get_scene_manager(), -1);
+		m_wield_meshnode = new WieldMeshSceneNode(m_smgr, -1);
 		m_wield_meshnode->setItem(item, m_client,
 			(m_prop.visual == "wielditem"));
 
@@ -1089,7 +1083,7 @@ void GenericCAO::step(float dtime, ClientEnvironment *env)
 		}
 
 		removeFromScene(false);
-		addToScene(m_client->tsrc());
+		addToScene(m_client->tsrc(), m_smgr);
 
 		// Attachments, part 2: Now that the parent has been refreshed, put its attachments back
 		for (u16 cao_id : m_attachment_child_ids) {
@@ -1488,11 +1482,8 @@ void GenericCAO::updateAnimation()
 	if (m_animated_meshnode->getAnimationSpeed() != m_animation_speed)
 		m_animated_meshnode->setAnimationSpeed(m_animation_speed);
 	m_animated_meshnode->setTransitionTime(m_animation_blend);
-// Requires Irrlicht 1.8 or greater
-#if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR >= 8) || IRRLICHT_VERSION_MAJOR > 1
 	if (m_animated_meshnode->getLoopMode() != m_animation_loop)
 		m_animated_meshnode->setLoopMode(m_animation_loop);
-#endif
 }
 
 void GenericCAO::updateAnimationSpeed()
@@ -1508,10 +1499,10 @@ void GenericCAO::updateBonePosition()
 	if (m_bone_position.empty() || !m_animated_meshnode)
 		return;
 
-	m_animated_meshnode->setJointMode(irr::scene::EJUOR_CONTROL); // To write positions to the mesh on render
+	m_animated_meshnode->setJointMode(scene::EJUOR_CONTROL); // To write positions to the mesh on render
 	for (auto &it : m_bone_position) {
 		std::string bone_name = it.first;
-		irr::scene::IBoneSceneNode* bone = m_animated_meshnode->getJointNode(bone_name.c_str());
+		scene::IBoneSceneNode* bone = m_animated_meshnode->getJointNode(bone_name.c_str());
 		if (bone) {
 			bone->setPosition(it.second.X);
 			bone->setRotation(it.second.Y);
@@ -1520,7 +1511,7 @@ void GenericCAO::updateBonePosition()
 
 	// search through bones to find mistakenly rotated bones due to bug in Irrlicht
 	for (u32 i = 0; i < m_animated_meshnode->getJointCount(); ++i) {
-		irr::scene::IBoneSceneNode *bone = m_animated_meshnode->getJointNode(i);
+		scene::IBoneSceneNode *bone = m_animated_meshnode->getJointNode(i);
 		if (!bone)
 			continue;
 
@@ -1965,7 +1956,7 @@ void GenericCAO::updateMeshCulling()
 		return;
 	}
 
-	irr::scene::ISceneNode *node = getSceneNode();
+	scene::ISceneNode *node = getSceneNode();
 	if (!node)
 		return;
 

src/client/content_cao.h

@@ -189,6 +189,8 @@ public:
 
 	const bool isImmortal();
 
+	inline const ObjectProperties &getProperties() const { return m_prop; }
+
 	scene::ISceneNode *getSceneNode() const;
 
 	scene::IAnimatedMeshSceneNode *getAnimatedMeshSceneNode() const;
@@ -260,7 +262,7 @@ public:
 
 	void removeFromScene(bool permanent);
 
-	void addToScene(ITextureSource *tsrc);
+	void addToScene(ITextureSource *tsrc, scene::ISceneManager *smgr);
 
 	inline void expireVisuals()
 	{

src/client/content_mapblock.cpp

@@ -60,18 +60,16 @@ static constexpr u16 quad_indices[] = {0, 1, 2, 2, 3, 0};
 
 const std::string MapblockMeshGenerator::raillike_groupname = "connect_to_raillike";
 
-MapblockMeshGenerator::MapblockMeshGenerator(MeshMakeData *input, MeshCollector *output)
+MapblockMeshGenerator::MapblockMeshGenerator(MeshMakeData *input, MeshCollector *output,
+	scene::IMeshManipulator *mm):
+	data(input),
+	collector(output),
+	nodedef(data->m_client->ndef()),
+	meshmanip(mm),
+	blockpos_nodes(data->m_blockpos * MAP_BLOCKSIZE)
 {
-	data      = input;
-	collector = output;
-
-	nodedef   = data->m_client->ndef();
-	meshmanip = RenderingEngine::get_scene_manager()->getMeshManipulator();
-
 	enable_mesh_cache = g_settings->getBool("enable_mesh_cache") &&
 		!data->m_smooth_lighting; // Mesh cache is not supported with smooth lighting
-
-	blockpos_nodes = data->m_blockpos * MAP_BLOCKSIZE;
 }
 
 void MapblockMeshGenerator::useTile(int index, u8 set_flags, u8 reset_flags, bool special)
@@ -968,7 +966,7 @@ void MapblockMeshGenerator::drawPlantlike()
 	draw_style = PLANT_STYLE_CROSS;
 	scale = BS / 2 * f->visual_scale;
 	offset = v3f(0, 0, 0);
-	rotate_degree = 0;
+	rotate_degree = 0.0f;
 	random_offset_Y = false;
 	face_num = 0;
 	plant_height = 1.0;
@@ -988,7 +986,8 @@ void MapblockMeshGenerator::drawPlantlike()
 		break;
 
 	case CPT2_DEGROTATE:
-		rotate_degree = n.param2 * 2;
+	case CPT2_COLORED_DEGROTATE:
+		rotate_degree = 1.5f * n.getDegRotate(nodedef);
 		break;
 
 	case CPT2_LEVELED:
@@ -1343,6 +1342,7 @@ void MapblockMeshGenerator::drawMeshNode()
 	u8 facedir = 0;
 	scene::IMesh* mesh;
 	bool private_mesh; // as a grab/drop pair is not thread-safe
+	int degrotate = 0;
 
 	if (f->param_type_2 == CPT2_FACEDIR ||
 			f->param_type_2 == CPT2_COLORED_FACEDIR) {
@@ -1354,9 +1354,12 @@ void MapblockMeshGenerator::drawMeshNode()
 		facedir = n.getWallMounted(nodedef);
 		if (!enable_mesh_cache)
 			facedir = wallmounted_to_facedir[facedir];
+	} else if (f->param_type_2 == CPT2_DEGROTATE ||
+			f->param_type_2 == CPT2_COLORED_DEGROTATE) {
+		degrotate = n.getDegRotate(nodedef);
 	}
 
-	if (!data->m_smooth_lighting && f->mesh_ptr[facedir]) {
+	if (!data->m_smooth_lighting && f->mesh_ptr[facedir] && !degrotate) {
 		// use cached meshes
 		private_mesh = false;
 		mesh = f->mesh_ptr[facedir];
@@ -1364,7 +1367,10 @@ void MapblockMeshGenerator::drawMeshNode()
 		// no cache, clone and rotate mesh
 		private_mesh = true;
 		mesh = cloneMesh(f->mesh_ptr[0]);
-		rotateMeshBy6dFacedir(mesh, facedir);
+		if (facedir)
+			rotateMeshBy6dFacedir(mesh, facedir);
+		else if (degrotate)
+			rotateMeshXZby(mesh, 1.5f * degrotate);
 		recalculateBoundingBox(mesh);
 		meshmanip->recalculateNormals(mesh, true, false);
 	} else

src/client/content_mapblock.h

@@ -139,7 +139,7 @@ public:
 // plantlike-specific
 	PlantlikeStyle draw_style;
 	v3f offset;
-	int rotate_degree;
+	float rotate_degree;
 	bool random_offset_Y;
 	int face_num;
 	float plant_height;
@@ -172,7 +172,8 @@ public:
 	void drawNode();
 
 public:
-	MapblockMeshGenerator(MeshMakeData *input, MeshCollector *output);
+	MapblockMeshGenerator(MeshMakeData *input, MeshCollector *output,
+			scene::IMeshManipulator *mm);
 	void generate();
 	void renderSingle(content_t node, u8 param2 = 0x00);
 };

src/client/fontengine.cpp

@@ -56,7 +56,7 @@ FontEngine::FontEngine(gui::IGUIEnvironment* env) :
 
 	readSettings();
 
-	if (m_currentMode == FM_Standard) {
+	if (m_currentMode != FM_Simple) {
 		g_settings->registerChangedCallback("font_size", font_setting_changed, NULL);
 		g_settings->registerChangedCallback("font_bold", font_setting_changed, NULL);
 		g_settings->registerChangedCallback("font_italic", font_setting_changed, NULL);
@@ -66,12 +66,7 @@ FontEngine::FontEngine(gui::IGUIEnvironment* env) :
 		g_settings->registerChangedCallback("font_path_bolditalic", font_setting_changed, NULL);
 		g_settings->registerChangedCallback("font_shadow", font_setting_changed, NULL);
 		g_settings->registerChangedCallback("font_shadow_alpha", font_setting_changed, NULL);
-	}
-	else if (m_currentMode == FM_Fallback) {
-		g_settings->registerChangedCallback("fallback_font_size", font_setting_changed, NULL);
 		g_settings->registerChangedCallback("fallback_font_path", font_setting_changed, NULL);
-		g_settings->registerChangedCallback("fallback_font_shadow", font_setting_changed, NULL);
-		g_settings->registerChangedCallback("fallback_font_shadow_alpha", font_setting_changed, NULL);
 	}
 
 	g_settings->registerChangedCallback("mono_font_path", font_setting_changed, NULL);
@@ -101,6 +96,11 @@ void FontEngine::cleanCache()
 
 /******************************************************************************/
 irr::gui::IGUIFont *FontEngine::getFont(FontSpec spec)
+{
+	return getFont(spec, false);
+}
+
+irr::gui::IGUIFont *FontEngine::getFont(FontSpec spec, bool may_fail)
 {
 	if (spec.mode == FM_Unspecified) {
 		spec.mode = m_currentMode;
@@ -112,6 +112,10 @@ irr::gui::IGUIFont *FontEngine::getFont(FontSpec spec)
 		// Support for those could be added, but who cares?
 		spec.bold = false;
 		spec.italic = false;
+	} else if (spec.mode == _FM_Fallback) {
+		// Fallback font doesn't support these either
+		spec.bold = false;
+		spec.italic = false;
 	}
 
 	// Fallback to default size
@@ -130,6 +134,13 @@ irr::gui::IGUIFont *FontEngine::getFont(FontSpec spec)
 	else
 		font = initFont(spec);
 
+	if (!font && !may_fail) {
+		errorstream << "Minetest cannot continue without a valid font. "
+			"Please correct the 'font_path' setting or install the font "
+			"file in the proper location." << std::endl;
+		abort();
+	}
+
 	m_font_cache[spec.getHash()][spec.size] = font;
 
 	return font;
@@ -204,20 +215,9 @@ unsigned int FontEngine::getFontSize(FontMode mode)
 void FontEngine::readSettings()
 {
 	if (USE_FREETYPE && g_settings->getBool("freetype")) {
-		m_default_size[FM_Standard] = g_settings->getU16("font_size");
-		m_default_size[FM_Fallback] = g_settings->getU16("fallback_font_size");
-		m_default_size[FM_Mono]     = g_settings->getU16("mono_font_size");
-
-		/*~ DO NOT TRANSLATE THIS LITERALLY!
-		This is a special string. Put either "no" or "yes"
-		into the translation field (literally).
-		Choose "yes" if the language requires use of the fallback
-		font, "no" otherwise.
-		The fallback font is (normally) required for languages with
-		non-Latin script, like Chinese.
-		When in doubt, test your translation. */
-		m_currentMode = is_yes(gettext("needs_fallback_font")) ?
-				FM_Fallback : FM_Standard;
+		m_default_size[FM_Standard]  = g_settings->getU16("font_size");
+		m_default_size[_FM_Fallback] = g_settings->getU16("font_size");
+		m_default_size[FM_Mono]      = g_settings->getU16("mono_font_size");
 
 		m_default_bold = g_settings->getBool("font_bold");
 		m_default_italic = g_settings->getBool("font_italic");
@@ -271,18 +271,8 @@ gui::IGUIFont *FontEngine::initFont(const FontSpec &spec)
 	assert(spec.size != FONT_SIZE_UNSPECIFIED);
 
 	std::string setting_prefix = "";
-
-	switch (spec.mode) {
-		case FM_Fallback:
-			setting_prefix = "fallback_";
-			break;
-		case FM_Mono:
-		case FM_SimpleMono:
-			setting_prefix = "mono_";
-			break;
-		default:
-			break;
-	}
+	if (spec.mode == FM_Mono)
+		setting_prefix = "mono_";
 
 	std::string setting_suffix = "";
 	if (spec.bold)
@@ -305,38 +295,41 @@ gui::IGUIFont *FontEngine::initFont(const FontSpec &spec)
 	g_settings->getU16NoEx(setting_prefix + "font_shadow_alpha",
 			font_shadow_alpha);
 
-	std::string wanted_font_path;
-	wanted_font_path = g_settings->get(setting_prefix + "font_path" + setting_suffix);
+	std::string path_setting;
+	if (spec.mode == _FM_Fallback)
+		path_setting = "fallback_font_path";
+	else
+		path_setting = setting_prefix + "font_path" + setting_suffix;
 
 	std::string fallback_settings[] = {
-		wanted_font_path,
-		g_settings->get("fallback_font_path"),
-		Settings::getLayer(SL_DEFAULTS)->get(setting_prefix + "font_path")
+		g_settings->get(path_setting),
+		Settings::getLayer(SL_DEFAULTS)->get(path_setting)
 	};
 
 #if USE_FREETYPE
 	for (const std::string &font_path : fallback_settings) {
-		irr::gui::IGUIFont *font = gui::CGUITTFont::createTTFont(m_env,
+		gui::CGUITTFont *font = gui::CGUITTFont::createTTFont(m_env,
 				font_path.c_str(), size, true, true, font_shadow,
 				font_shadow_alpha);
 
-		if (font)
-			return font;
-
-		errorstream << "FontEngine: Cannot load '" << font_path <<
+		if (!font) {
+			errorstream << "FontEngine: Cannot load '" << font_path <<
 				"'. Trying to fall back to another path." << std::endl;
+			continue;
+		}
+
+		if (spec.mode != _FM_Fallback) {
+			FontSpec spec2(spec);
+			spec2.mode = _FM_Fallback;
+			font->setFallback(getFont(spec2, true));
+		}
+		return font;
 	}
-
-
-	// give up
-	errorstream << "minetest can not continue without a valid font. "
-			"Please correct the 'font_path' setting or install the font "
-			"file in the proper location" << std::endl;
 #else
-	errorstream << "FontEngine: Tried to load freetype fonts but Minetest was"
-			" not compiled with that library." << std::endl;
+	errorstream << "FontEngine: Tried to load TTF font but Minetest was"
+			" compiled without Freetype." << std::endl;
 #endif
-	abort();
+	return nullptr;
 }
 
 /** initialize a font without freetype */

src/client/fontengine.h

@@ -33,7 +33,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 enum FontMode : u8 {
 	FM_Standard = 0,
 	FM_Mono,
-	FM_Fallback,
+	_FM_Fallback, // do not use directly
 	FM_Simple,
 	FM_SimpleMono,
 	FM_MaxMode,
@@ -47,7 +47,7 @@ struct FontSpec {
 		bold(bold),
 		italic(italic) {}
 
-	u16 getHash()
+	u16 getHash() const
 	{
 		return (mode << 2) | (static_cast<u8>(bold) << 1) | static_cast<u8>(italic);
 	}
@@ -132,10 +132,12 @@ public:
 	void readSettings();
 
 private:
+	irr::gui::IGUIFont *getFont(FontSpec spec, bool may_fail);
+
 	/** update content of font cache in case of a setting change made it invalid */
 	void updateFontCache();
 
-	/** initialize a new font */
+	/** initialize a new TTF font */
 	gui::IGUIFont *initFont(const FontSpec &spec);
 
 	/** initialize a font without freetype */

src/client/game.cpp

@@ -153,7 +153,7 @@ Game::~Game()
 	delete itemdef_manager;
 	delete draw_control;
 
-	extendedResourceCleanup();
+	clearTextureNameCache();
 
 	g_settings->deregisterChangedCallback("doubletap_jump",
 		&settingChangedCallback, this);
@@ -191,6 +191,7 @@ Game::~Game()
 
 bool Game::startup(bool *kill,
 		InputHandler *input,
+		RenderingEngine *rendering_engine,
 		const GameStartData &start_data,
 		std::string &error_message,
 		bool *reconnect,
@@ -198,21 +199,21 @@ bool Game::startup(bool *kill,
 {
 
 	// "cache"
-	this->device              = RenderingEngine::get_raw_device();
+	m_rendering_engine        = rendering_engine;
+	device                    = m_rendering_engine->get_raw_device();
 	this->kill                = kill;
 	this->error_message       = &error_message;
-	this->reconnect_requested = reconnect;
+	reconnect_requested       = reconnect;
 	this->input               = input;
 	this->chat_backend        = chat_backend;
-	this->simple_singleplayer_mode = start_data.isSinglePlayer();
+	simple_singleplayer_mode  = start_data.isSinglePlayer();
 
 	input->keycache.populate();
 
 	driver = device->getVideoDriver();
-	smgr = RenderingEngine::get_scene_manager();
+	smgr = m_rendering_engine->get_scene_manager();
 
-	RenderingEngine::get_scene_manager()->getParameters()->
-		setAttribute(scene::OBJ_LOADER_IGNORE_MATERIAL_FILES, true);
+	smgr->getParameters()->setAttribute(scene::OBJ_LOADER_IGNORE_MATERIAL_FILES, true);
 
 	// Reinit runData
 	runData = GameRunData();
@@ -233,7 +234,7 @@ bool Game::startup(bool *kill,
 	if (!createClient(start_data))
 		return false;
 
-	RenderingEngine::initialize(client, hud);
+	m_rendering_engine->initialize(client, hud);
 
 	return true;
 }
@@ -250,7 +251,7 @@ void Game::run()
 	Profiler::GraphValues dummyvalues;
 	g_profiler->graphGet(dummyvalues);
 
-	draw_times.last_time = RenderingEngine::get_timer_time();
+	draw_times.last_time = m_rendering_engine->get_timer_time();
 
 	set_light_table(g_settings->getFloat("display_gamma"));
 
@@ -262,12 +263,12 @@ void Game::run()
 	irr::core::dimension2d<u32> previous_screen_size(g_settings->getU16("screen_w"),
 		g_settings->getU16("screen_h"));
 
-	while (RenderingEngine::run()
+	while (m_rendering_engine->run()
 			&& !(*kill || g_gamecallback->shutdown_requested
 			|| (server && server->isShutdownRequested()))) {
 
 		const irr::core::dimension2d<u32> &current_screen_size =
-			RenderingEngine::get_video_driver()->getScreenSize();
+			m_rendering_engine->get_video_driver()->getScreenSize();
 		// Verify if window size has changed and save it if it's the case
 		// Ensure evaluating settings->getBool after verifying screensize
 		// First condition is cheaper
@@ -280,7 +281,7 @@ void Game::run()
 		}
 
 		// Calculate dtime =
-		//    RenderingEngine::run() from this iteration
+		//    m_rendering_engine->run() from this iteration
 		//  + Sleep time until the wanted FPS are reached
 		limitFps(&draw_times, &dtime);
 
@@ -329,7 +330,7 @@ void Game::run()
 
 void Game::shutdown()
 {
-	RenderingEngine::finalize();
+	m_rendering_engine->finalize();
 #if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR <= 8
 	if (g_settings->get("3d_mode") == "pageflip") {
 		driver->setRenderTarget(irr::video::ERT_STEREO_BOTH_BUFFERS);
@@ -488,7 +489,7 @@ bool Game::createClient(const GameStartData &start_data)
 {
 	showOverlayMessage(N_("Creating client..."), 0, 10);
 
-	draw_control = new MapDrawControl;
+	draw_control = new MapDrawControl();
 	if (!draw_control)
 		return false;
 
@@ -529,7 +530,7 @@ bool Game::createClient(const GameStartData &start_data)
 
 	/* Camera
 	 */
-	camera = new Camera(*draw_control, client);
+	camera = new Camera(*draw_control, client, m_rendering_engine);
 	if (!camera->successfullyCreated(*error_message))
 		return false;
 	client->setCamera(camera);
@@ -541,7 +542,7 @@ bool Game::createClient(const GameStartData &start_data)
 
 	/* Skybox
 	 */
-	sky = new Sky(-1, texture_src, shader_src);
+	sky = new Sky(-1, m_rendering_engine, texture_src, shader_src);
 	scsf->setSky(sky);
 	skybox = NULL;	// This is used/set later on in the main run loop
 
@@ -563,16 +564,28 @@ bool Game::createClient(const GameStartData &start_data)
 	std::wstring str = utf8_to_wide(PROJECT_NAME_C);
 	str += L" ";
 	str += utf8_to_wide(g_version_hash);
+	{
+		const wchar_t *text = nullptr;
+		if (simple_singleplayer_mode)
+			text = wgettext("Singleplayer");
+		else
+			text = wgettext("Multiplayer");
+		str += L" [";
+		str += text;
+		str += L"]";
+		delete text;
+	}
 	str += L" [";
 	str += L"Minetest Hackclient";
 	str += L"]";
+
 	device->setWindowCaption(str.c_str());
 
 	LocalPlayer *player = client->getEnv().getLocalPlayer();
 	player->hurt_tilt_timer = 0;
 	player->hurt_tilt_strength = 0;
 
-	hud = new Hud(guienv, client, player, &player->inventory);
+	hud = new Hud(client, player, &player->inventory);
 
 	mapper = client->getMinimap();
 
@@ -663,7 +676,7 @@ bool Game::connectToServer(const GameStartData &start_data,
 			start_data.password, start_data.address,
 			*draw_control, texture_src, shader_src,
 			itemdef_manager, nodedef_manager, sound, eventmgr,
-			connect_address.isIPv6(), m_game_ui.get());
+			m_rendering_engine, connect_address.isIPv6(), m_game_ui.get());
 
 	client->m_simple_singleplayer_mode = simple_singleplayer_mode;
 
@@ -685,9 +698,9 @@ bool Game::connectToServer(const GameStartData &start_data,
 		f32 dtime;
 		f32 wait_time = 0; // in seconds
 
-		fps_control.last_time = RenderingEngine::get_timer_time();
+		fps_control.last_time = m_rendering_engine->get_timer_time();
 
-		while (RenderingEngine::run()) {
+		while (m_rendering_engine->run()) {
 
 			limitFps(&fps_control, &dtime);
 
@@ -724,7 +737,7 @@ bool Game::connectToServer(const GameStartData &start_data,
 			if (client->m_is_registration_confirmation_state) {
 				if (registration_confirmation_shown) {
 					// Keep drawing the GUI
-					RenderingEngine::draw_menu_scene(guienv, dtime, true);
+					m_rendering_engine->draw_menu_scene(guienv, dtime, true);
 				} else {
 					registration_confirmation_shown = true;
 					(new GUIConfirmRegistration(guienv, guienv->getRootGUIElement(), -1,
@@ -734,7 +747,7 @@ bool Game::connectToServer(const GameStartData &start_data,
 			} else {
 				wait_time += dtime;
 				// Only time out if we aren't waiting for the server we started
-				if (!start_data.local_server && !start_data.isSinglePlayer() && wait_time > 10) {
+				if (!start_data.address.empty() && wait_time > 10) {
 					*error_message = "Connection timed out.";
 					errorstream << *error_message << std::endl;
 					break;
@@ -760,9 +773,9 @@ bool Game::getServerContent(bool *aborted)
 	FpsControl fps_control = { 0 };
 	f32 dtime; // in seconds
 
-	fps_control.last_time = RenderingEngine::get_timer_time();
+	fps_control.last_time = m_rendering_engine->get_timer_time();
 
-	while (RenderingEngine::run()) {
+	while (m_rendering_engine->run()) {
 
 		limitFps(&fps_control, &dtime);
 
@@ -800,13 +813,13 @@ bool Game::getServerContent(bool *aborted)
 		if (!client->itemdefReceived()) {
 			const wchar_t *text = wgettext("Item definitions...");
 			progress = 25;
-			RenderingEngine::draw_load_screen(text, guienv, texture_src,
+			m_rendering_engine->draw_load_screen(text, guienv, texture_src,
 				dtime, progress);
 			delete[] text;
 		} else if (!client->nodedefReceived()) {
 			const wchar_t *text = wgettext("Node definitions...");
 			progress = 30;
-			RenderingEngine::draw_load_screen(text, guienv, texture_src,
+			m_rendering_engine->draw_load_screen(text, guienv, texture_src,
 				dtime, progress);
 			delete[] text;
 		} else {
@@ -833,7 +846,7 @@ bool Game::getServerContent(bool *aborted)
 			}
 
 			progress = 30 + client->mediaReceiveProgress() * 35 + 0.5;
-			RenderingEngine::draw_load_screen(utf8_to_wide(message.str()), guienv,
+			m_rendering_engine->draw_load_screen(utf8_to_wide(message.str()), guienv,
 				texture_src, dtime, progress);
 		}
 	}
@@ -1150,6 +1163,8 @@ void Game::processKeyInput()
 		toggleCinematic();
 	} else if (wasKeyDown(KeyType::SCREENSHOT)) {
 		client->makeScreenshot();
+	} else if (wasKeyDown(KeyType::TOGGLE_BLOCK_BOUNDS)) {
+		hud->toggleBlockBounds();
 	} else if (wasKeyDown(KeyType::TOGGLE_HUD)) {
 		m_game_ui->toggleHud();
 	} else if (wasKeyDown(KeyType::MINIMAP)) {
@@ -1264,8 +1279,8 @@ void Game::openInventory()
 			|| !client->getScript()->on_inventory_open(fs_src->m_client->getInventory(inventoryloc))) {
 		TextDest *txt_dst = new TextDestPlayerInventory(client);
 		auto *&formspec = m_game_ui->updateFormspec("");
-		GUIFormSpecMenu::create(formspec, client, &input->joystick, fs_src,
-			txt_dst, client->getFormspecPrepend(), sound);
+		GUIFormSpecMenu::create(formspec, client, m_rendering_engine->get_gui_env(),
+			&input->joystick, fs_src, txt_dst, client->getFormspecPrepend(), sound);
 
 		formspec->setFormSpec(fs_src->getForm(), inventoryloc);
 	}
@@ -1838,14 +1853,18 @@ void Game::handleClientEvent_PlayerDamage(ClientEvent *event, CameraOrientation
 
 	// Damage flash and hurt tilt are not used at death
 	if (client->getHP() > 0) {
-		runData.damage_flash += 95.0f + 3.2f * event->player_damage.amount;
-		runData.damage_flash = MYMIN(runData.damage_flash, 127.0f);
-
 		LocalPlayer *player = client->getEnv().getLocalPlayer();
 
+		f32 hp_max = player->getCAO() ?
+			player->getCAO()->getProperties()->hp_max : PLAYER_MAX_HP_DEFAULT;
+		f32 damage_ratio = event->player_damage.amount / hp_max;
+
+		runData.damage_flash += 95.0f + 64.f * damage_ratio;
+		runData.damage_flash = MYMIN(runData.damage_flash, 127.0f);
+
 		player->hurt_tilt_timer = 1.5f;
 		player->hurt_tilt_strength =
-			rangelim(event->player_damage.amount / 4.0f, 1.0f, 4.0f);
+			rangelim(damage_ratio * 5.0f, 1.0f, 4.0f);
 	}
 
 	// Play damage sound
@@ -1889,8 +1908,8 @@ void Game::handleClientEvent_ShowFormSpec(ClientEvent *event, CameraOrientation
 			new TextDestPlayerInventory(client, *(event->show_formspec.formname));
 
 		auto *&formspec = m_game_ui->updateFormspec(*(event->show_formspec.formname));
-		GUIFormSpecMenu::create(formspec, client, &input->joystick,
-			fs_src, txt_dst, client->getFormspecPrepend(), sound);
+		GUIFormSpecMenu::create(formspec, client, m_rendering_engine->get_gui_env(),
+			&input->joystick, fs_src, txt_dst, client->getFormspecPrepend(), sound);
 	}
 
 	delete event->show_formspec.formspec;
@@ -1909,7 +1928,7 @@ void Game::handleClientEvent_ShowLocalFormSpec(ClientEvent *event, CameraOrienta
 		FormspecFormSource *fs_src = new FormspecFormSource(*event->show_formspec.formspec);
 		LocalFormspecHandler *txt_dst =
 			new LocalFormspecHandler(*event->show_formspec.formname, client);
-		GUIFormSpecMenu::create(m_game_ui->getFormspecGUI(), client, &input->joystick,
+		GUIFormSpecMenu::create(m_game_ui->getFormspecGUI(), client, m_rendering_engine->get_gui_env(), &input->joystick,
 			fs_src, txt_dst, client->getFormspecPrepend(), sound);
 	}
 
@@ -2075,6 +2094,7 @@ void Game::handleClientEvent_SetSky(ClientEvent *event, CameraOrientation *cam)
 			"custom"
 		);
 	}
+
 	delete event->set_sky;
 }
 
@@ -2607,8 +2627,8 @@ bool Game::nodePlacement(const ItemDefinition &selected_def,
 		TextDest *txt_dst = new TextDestNodeMetadata(nodepos, client);
 
 		auto *&formspec = m_game_ui->updateFormspec("");
-		GUIFormSpecMenu::create(formspec, client, &input->joystick, fs_src,
-			txt_dst, client->getFormspecPrepend(), sound);
+		GUIFormSpecMenu::create(formspec, client, m_rendering_engine->get_gui_env(),
+			&input->joystick, fs_src, txt_dst, client->getFormspecPrepend(), sound);
 
 		formspec->setFormSpec(meta->getString("formspec"), inventoryloc);
 		return false;
@@ -3170,7 +3190,7 @@ void Game::updateFrame(ProfilerGraph *graph, RunStats *stats, f32 dtime,
 	} catch (SettingNotFoundException) {
 	}
 #endif
-	RenderingEngine::draw_scene(skycolor, m_game_ui->m_flags.show_hud,
+	m_rendering_engine->draw_scene(skycolor, m_game_ui->m_flags.show_hud,
 			m_game_ui->m_flags.show_minimap, draw_wield_tool, draw_crosshair);
 
 	/*
@@ -3309,7 +3329,7 @@ inline void Game::limitFps(FpsControl *fps_timings, f32 *dtime)
 void Game::showOverlayMessage(const char *msg, float dtime, int percent, bool draw_clouds)
 {
 	const wchar_t *wmsg = wgettext(msg);
-	RenderingEngine::draw_load_screen(wmsg, guienv, texture_src, dtime, percent,
+	m_rendering_engine->draw_load_screen(wmsg, guienv, texture_src, dtime, percent,
 		draw_clouds);
 	delete[] wmsg;
 }
@@ -3392,27 +3412,6 @@ bool Game::wasKeyReleased(GameKeyType k)
  ****************************************************************************/
 /****************************************************************************/
 
-void Game::extendedResourceCleanup()
-{
-	// Extended resource accounting
-	infostream << "Irrlicht resources after cleanup:" << std::endl;
-	infostream << "\tRemaining meshes   : "
-	           << RenderingEngine::get_mesh_cache()->getMeshCount() << std::endl;
-	infostream << "\tRemaining textures : "
-	           << driver->getTextureCount() << std::endl;
-
-	for (unsigned int i = 0; i < driver->getTextureCount(); i++) {
-		irr::video::ITexture *texture = driver->getTextureByIndex(i);
-		infostream << "\t\t" << i << ":" << texture->getName().getPath().c_str()
-		           << std::endl;
-	}
-
-	clearTextureNameCache();
-	infostream << "\tRemaining materials: "
-               << driver-> getMaterialRendererCount()
-		       << " (note: irrlicht doesn't support removing renderers)" << std::endl;
-}
-
 void Game::showDeathFormspec()
 {
 	static std::string formspec_str =
@@ -3430,8 +3429,8 @@ void Game::showDeathFormspec()
 	LocalFormspecHandler *txt_dst = new LocalFormspecHandler("MT_DEATH_SCREEN", client);
 
 	auto *&formspec = m_game_ui->getFormspecGUI();
-	GUIFormSpecMenu::create(formspec, client, &input->joystick,
-		fs_src, txt_dst, client->getFormspecPrepend(), sound);
+	GUIFormSpecMenu::create(formspec, client, m_rendering_engine->get_gui_env(),
+		&input->joystick, fs_src, txt_dst, client->getFormspecPrepend(), sound);
 	formspec->setFocus("btn_respawn");
 }
 
@@ -3572,8 +3571,8 @@ void Game::showPauseMenu()
 	LocalFormspecHandler *txt_dst = new LocalFormspecHandler("MT_PAUSE_MENU");
 
 	auto *&formspec = m_game_ui->getFormspecGUI();
-	GUIFormSpecMenu::create(formspec, client, &input->joystick,
-			fs_src, txt_dst, client->getFormspecPrepend(), sound);
+	GUIFormSpecMenu::create(formspec, client, m_rendering_engine->get_gui_env(),
+			&input->joystick, fs_src, txt_dst, client->getFormspecPrepend(), sound);
 	formspec->setFocus("btn_continue");
 	formspec->doPause = true;
 
@@ -3591,6 +3590,7 @@ Game *g_game;
 
 void the_game(bool *kill,
 		InputHandler *input,
+		RenderingEngine *rendering_engine,
 		const GameStartData &start_data,
 		std::string &error_message,
 		ChatBackend &chat_backend,
@@ -3607,8 +3607,8 @@ void the_game(bool *kill,
 
 	try {
 
-		if (game.startup(kill, input, start_data, error_message,
-				reconnect_requested, &chat_backend)) {
+		if (game.startup(kill, input, rendering_engine, start_data,
+				error_message, reconnect_requested, &chat_backend)) {
 			game.run();
 		}
 

src/client/game.h

@@ -76,7 +76,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <string>
 
 class InputHandler;
-class ChatBackend;  /* to avoid having to include chat.h */
+class ChatBackend;
+class RenderingEngine;
 struct SubgameSpec;
 struct GameStartData;
 
@@ -417,12 +418,7 @@ public:
 };
 
 
-// before 1.8 there isn't a "integer interface", only float
-#if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
-typedef f32 SamplerLayer_t;
-#else
 typedef s32 SamplerLayer_t;
-#endif
 
 
 class GameGlobalShaderConstantSetter : public IShaderConstantSetter
@@ -530,38 +526,20 @@ public:
 
 		float eye_position_array[3];
 		v3f epos = m_client->getEnv().getLocalPlayer()->getEyePosition();
-#if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
-		eye_position_array[0] = epos.X;
-		eye_position_array[1] = epos.Y;
-		eye_position_array[2] = epos.Z;
-#else
 		epos.getAs3Values(eye_position_array);
-#endif
 		m_eye_position_pixel.set(eye_position_array, services);
 		m_eye_position_vertex.set(eye_position_array, services);
 
 		if (m_client->getMinimap()) {
 			float minimap_yaw_array[3];
 			v3f minimap_yaw = m_client->getMinimap()->getYawVec();
-#if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
-			minimap_yaw_array[0] = minimap_yaw.X;
-			minimap_yaw_array[1] = minimap_yaw.Y;
-			minimap_yaw_array[2] = minimap_yaw.Z;
-#else
 			minimap_yaw.getAs3Values(minimap_yaw_array);
-#endif
 			m_minimap_yaw.set(minimap_yaw_array, services);
 		}
 
 		float camera_offset_array[3];
 		v3f offset = intToFloat(m_client->getCamera()->getOffset(), BS);
-#if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
-		camera_offset_array[0] = offset.X;
-		camera_offset_array[1] = offset.Y;
-		camera_offset_array[2] = offset.Z;
-#else
 		offset.getAs3Values(camera_offset_array);
-#endif
 		m_camera_offset_pixel.set(camera_offset_array, services);
 		m_camera_offset_vertex.set(camera_offset_array, services);
 
@@ -673,6 +651,7 @@ public:
 
 	bool startup(bool *kill,
 			InputHandler *input,
+			RenderingEngine *rendering_engine,
 			const GameStartData &game_params,
 			std::string &error_message,
 			bool *reconnect,
@@ -682,8 +661,6 @@ public:
 	void run();
 	void shutdown();
 
-	void extendedResourceCleanup();
-
 	// Basic initialisation
 	bool init(const std::string &map_dir, const std::string &address,
 			u16 port, const SubgameSpec &gamespec);
@@ -881,6 +858,7 @@ public:
 	   these items (e.g. device)
 	*/
 	IrrlichtDevice *device;
+	RenderingEngine *m_rendering_engine;
 	video::IVideoDriver *driver;
 	scene::ISceneManager *smgr;
 	bool *kill;
@@ -936,6 +914,7 @@ extern Game *g_game;
 
 void the_game(bool *kill,
 		InputHandler *input,
+		RenderingEngine *rendering_engine,
 		const GameStartData &start_data,
 		std::string &error_message,
 		ChatBackend &chat_backend,

src/client/gameui.cpp

@@ -55,7 +55,7 @@ void GameUI::init()
 {
 	m_guitext_coords = gui::StaticText::add(guienv, L"", core::rect<s32>(0, 0, 0, 0), false,
 		false, guiroot);
-	
+
 	// First line of debug text
 	m_guitext = gui::StaticText::add(guienv, utf8_to_wide(PROJECT_NAME_C).c_str(),
 		core::rect<s32>(0, 0, 0, 0), false, false, guiroot);
@@ -102,7 +102,8 @@ void GameUI::update(const RunStats &stats, Client *client, MapDrawControl *draw_
 {
 	LocalPlayer *player = client->getEnv().getLocalPlayer();
 	v3f player_position = player->getPosition();
-	v2u32 screensize = RenderingEngine::get_instance()->getWindowSize();
+
+	v2u32 screensize = RenderingEngine::getWindowSize();
 
 	bool show_coords = g_settings->getBool("coords");
 
@@ -115,7 +116,7 @@ void GameUI::update(const RunStats &stats, Client *client, MapDrawControl *draw_
 		setStaticText(m_guitext_coords, utf8_to_wide(os.str()).c_str());
 		m_guitext_coords->setRelativePosition(core::rect<s32>(5, screensize.Y - 5 - g_fontengine->getTextHeight(), screensize.X, screensize.Y));
 	}
-	
+
 	m_guitext_coords->setVisible(show_coords);
 
 	if (m_flags.show_debug) {
@@ -238,9 +239,9 @@ void GameUI::setChatText(const EnrichedString &chat_text, u32 recent_chat_count)
 {
 
 	// Update gui element size and position
-	
-	const v2u32 &window_size = RenderingEngine::get_instance()->getWindowSize();
-	
+
+	const v2u32 &window_size = RenderingEngine::getWindowSize();
+
 	s32 chat_y = window_size.Y - 150 - m_guitext_chat->getTextHeight();
 
 	if (m_flags.show_debug)
@@ -276,7 +277,7 @@ void GameUI::updateProfiler()
 		core::position2di upper_left(6, 50);
 		core::position2di lower_right = upper_left;
 		lower_right.X += size.Width + 10;
-		lower_right.Y += size.Height; 
+		lower_right.Y += size.Height;
 
 		m_guitext_profiler->setRelativePosition(core::rect<s32>(upper_left, lower_right));
 	}

src/client/guiscalingfilter.cpp

@@ -23,7 +23,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "util/numeric.h"
 #include <cstdio>
 #include "client/renderingengine.h"
-#include "client/tile.h" // hasNPotSupport()
 
 /* Maintain a static cache to store the images that correspond to textures
  * in a format that's manipulable by code.  Some platforms exhibit issues
@@ -102,7 +101,7 @@ video::ITexture *guiScalingResizeCached(video::IVideoDriver *driver,
 		if (!g_settings->getBool("gui_scaling_filter_txr2img"))
 			return src;
 		srcimg = driver->createImageFromData(src->getColorFormat(),
-			src->getSize(), src->lock(), false);
+			src->getSize(), src->lock(video::ETLM_READ_ONLY), false);
 		src->unlock();
 		g_imgCache[origname] = srcimg;
 	}
@@ -117,7 +116,7 @@ video::ITexture *guiScalingResizeCached(video::IVideoDriver *driver,
 #if ENABLE_GLES
 	// Some platforms are picky about textures being powers of 2, so expand
 	// the image dimensions to the next power of 2, if necessary.
-	if (!hasNPotSupport()) {
+	if (!driver->queryFeature(video::EVDF_TEXTURE_NPOT)) {
 		video::IImage *po2img = driver->createImage(src->getColorFormat(),
 				core::dimension2d<u32>(npot2((u32)destrect.getWidth()),
 				npot2((u32)destrect.getHeight())));

src/client/hud.cpp

@@ -45,11 +45,10 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define OBJECT_CROSSHAIR_LINE_SIZE 8
 #define CROSSHAIR_LINE_SIZE 10
 
-Hud::Hud(gui::IGUIEnvironment *guienv, Client *client, LocalPlayer *player,
+Hud::Hud(Client *client, LocalPlayer *player,
 		Inventory *inventory)
 {
 	driver            = RenderingEngine::get_video_driver();
-	this->guienv      = guienv;
 	this->client      = client;
 	this->player      = player;
 	this->inventory   = inventory;
@@ -315,7 +314,7 @@ bool Hud::calculateScreenPos(const v3s16 &camera_offset, HudElement *e, v2s32 *p
 {
 	v3f w_pos = e->world_pos * BS;
 	scene::ICameraSceneNode* camera =
-		RenderingEngine::get_scene_manager()->getActiveCamera();
+		client->getSceneManager()->getActiveCamera();
 	w_pos -= intToFloat(camera_offset, BS);
 	core::matrix4 trans = camera->getProjectionMatrix();
 	trans *= camera->getViewMatrix();
@@ -336,22 +335,22 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
 	irr::gui::IGUIFont* font = g_fontengine->getFont();
 
 	// Reorder elements by z_index
-	std::vector<size_t> ids;
+	std::vector<HudElement*> elems;
+	elems.reserve(player->maxHudId());
 
 	for (size_t i = 0; i != player->maxHudId(); i++) {
 		HudElement *e = player->getHud(i);
 		if (!e)
 			continue;
 
-		auto it = ids.begin();
-		while (it != ids.end() && player->getHud(*it)->z_index <= e->z_index)
+		auto it = elems.begin();
+		while (it != elems.end() && (*it)->z_index <= e->z_index)
 			++it;
 
-		ids.insert(it, i);
+		elems.insert(it, e);
 	}
 
-	for (size_t i : ids) {
-		HudElement *e = player->getHud(i);
+	for (HudElement *e : elems) {
 
 		v2s32 pos(floor(e->pos.X * (float) m_screensize.X + 0.5),
 				floor(e->pos.Y * (float) m_screensize.Y + 0.5));
@@ -475,7 +474,7 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
 
 				// Angle according to camera view
 				v3f fore(0.f, 0.f, 1.f);
-				scene::ICameraSceneNode *cam = RenderingEngine::get_scene_manager()->getActiveCamera();
+				scene::ICameraSceneNode *cam = client->getSceneManager()->getActiveCamera();
 				cam->getAbsoluteTransformation().rotateVect(fore);
 				int angle = - fore.getHorizontalAngle().Y;
 
@@ -522,8 +521,8 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
 				client->getMinimap()->drawMinimap(rect);
 				break; }
 			default:
-				infostream << "Hud::drawLuaElements: ignoring drawform " << e->type <<
-					" of hud element ID " << i << " due to unrecognized type" << std::endl;
+				infostream << "Hud::drawLuaElements: ignoring drawform " << e->type
+					<< " due to unrecognized type" << std::endl;
 		}
 	}
 }
@@ -747,7 +746,7 @@ void Hud::drawHotbar(u16 playeritem) {
 	s32 width = hotbar_itemcount * (m_hotbar_imagesize + m_padding * 2);
 	v2s32 pos = centerlowerpos - v2s32(width / 2, m_hotbar_imagesize + m_padding * 3);
 
-	const v2u32 &window_size = RenderingEngine::get_instance()->getWindowSize();
+	const v2u32 &window_size = RenderingEngine::getWindowSize();
 	if ((float) width / (float) window_size.X <=
 			g_settings->getFloat("hud_hotbar_max_width")) {
 		if (player->hud_flags & HUD_FLAG_HOTBAR_VISIBLE) {
@@ -862,6 +861,54 @@ void Hud::drawSelectionMesh()
 	}
 }
 
+void Hud::toggleBlockBounds()
+{
+	m_block_bounds_mode = static_cast<BlockBoundsMode>(m_block_bounds_mode + 1);
+
+	if (m_block_bounds_mode >= BLOCK_BOUNDS_MAX) {
+		m_block_bounds_mode = BLOCK_BOUNDS_OFF;
+	}
+}
+
+void Hud::drawBlockBounds()
+{
+	if (m_block_bounds_mode == BLOCK_BOUNDS_OFF) {
+		return;
+	}
+
+	video::SMaterial old_material = driver->getMaterial2D();
+	driver->setMaterial(m_selection_material);
+
+	v3s16 pos = player->getStandingNodePos();
+
+	v3s16 blockPos(
+		floorf((float) pos.X / MAP_BLOCKSIZE),
+		floorf((float) pos.Y / MAP_BLOCKSIZE),
+		floorf((float) pos.Z / MAP_BLOCKSIZE)
+	);
+
+	v3f offset = intToFloat(client->getCamera()->getOffset(), BS);
+
+	s8 radius = m_block_bounds_mode == BLOCK_BOUNDS_ALL ? 2 : 0;
+
+	v3f halfNode = v3f(BS, BS, BS) / 2.0f;
+
+	for (s8 x = -radius; x <= radius; x++)
+	for (s8 y = -radius; y <= radius; y++)
+	for (s8 z = -radius; z <= radius; z++) {
+		v3s16 blockOffset(x, y, z);
+
+		aabb3f box(
+			intToFloat((blockPos + blockOffset) * MAP_BLOCKSIZE, BS) - offset - halfNode,
+			intToFloat(((blockPos + blockOffset) * MAP_BLOCKSIZE) + (MAP_BLOCKSIZE - 1), BS) - offset + halfNode
+		);
+
+		driver->draw3DBox(box, video::SColor(255, 255, 0, 0));
+	}
+
+	driver->setMaterial(old_material);
+}
+
 void Hud::updateSelectionMesh(const v3s16 &camera_offset)
 {
 	m_camera_offset = camera_offset;
@@ -908,7 +955,7 @@ void Hud::updateSelectionMesh(const v3s16 &camera_offset)
 }
 
 void Hud::resizeHotbar() {
-	const v2u32 &window_size = RenderingEngine::get_instance()->getWindowSize();
+	const v2u32 &window_size = RenderingEngine::getWindowSize();
 
 	if (m_screensize != window_size) {
 		m_hotbar_imagesize = floor(HOTBAR_IMAGE_SIZE *
@@ -945,10 +992,18 @@ void drawItemStack(
 		return;
 	}
 
-	const ItemDefinition &def = item.getDefinition(client->idef());
-	ItemMesh *imesh = client->idef()->getWieldMesh(def.name, client);
+	const static thread_local bool enable_animations =
+		g_settings->getBool("inventory_items_animations");
 
-	if (imesh && imesh->mesh) {
+	const ItemDefinition &def = item.getDefinition(client->idef());
+
+	bool draw_overlay = false;
+
+	// Render as mesh if animated or no inventory image
+	if ((enable_animations && rotation_kind < IT_ROT_NONE) || def.inventory_image.empty()) {
+		ItemMesh *imesh = client->idef()->getWieldMesh(def.name, client);
+		if (!imesh || !imesh->mesh)
+			return;
 		scene::IMesh *mesh = imesh->mesh;
 		driver->clearBuffers(video::ECBF_DEPTH);
 		s32 delta = 0;
@@ -992,9 +1047,6 @@ void drawItemStack(
 		core::matrix4 matrix;
 		matrix.makeIdentity();
 
-		static thread_local bool enable_animations =
-			g_settings->getBool("inventory_items_animations");
-
 		if (enable_animations) {
 			float timer_f = (float) delta / 5000.f;
 			matrix.setRotationDegrees(v3f(
@@ -1040,15 +1092,29 @@ void drawItemStack(
 		driver->setTransform(video::ETS_PROJECTION, oldProjMat);
 		driver->setViewPort(oldViewPort);
 
-		// draw the inventory_overlay
-		if (def.type == ITEM_NODE && def.inventory_image.empty() &&
-				!def.inventory_overlay.empty()) {
-			ITextureSource *tsrc = client->getTextureSource();
-			video::ITexture *overlay_texture = tsrc->getTexture(def.inventory_overlay);
-			core::dimension2d<u32> dimens = overlay_texture->getOriginalSize();
-			core::rect<s32> srcrect(0, 0, dimens.Width, dimens.Height);
-			draw2DImageFilterScaled(driver, overlay_texture, rect, srcrect, clip, 0, true);
-		}
+		draw_overlay = def.type == ITEM_NODE && def.inventory_image.empty();
+	} else { // Otherwise just draw as 2D
+		video::ITexture *texture = client->idef()->getInventoryTexture(def.name, client);
+		if (!texture)
+			return;
+		video::SColor color =
+			client->idef()->getItemstackColor(item, client);
+		const video::SColor colors[] = { color, color, color, color };
+
+		draw2DImageFilterScaled(driver, texture, rect,
+			core::rect<s32>({0, 0}, core::dimension2di(texture->getOriginalSize())),
+			clip, colors, true);
+
+		draw_overlay = true;
+	}
+
+	// draw the inventory_overlay
+	if (!def.inventory_overlay.empty() && draw_overlay) {
+		ITextureSource *tsrc = client->getTextureSource();
+		video::ITexture *overlay_texture = tsrc->getTexture(def.inventory_overlay);
+		core::dimension2d<u32> dimens = overlay_texture->getOriginalSize();
+		core::rect<s32> srcrect(0, 0, dimens.Width, dimens.Height);
+		draw2DImageFilterScaled(driver, overlay_texture, rect, srcrect, clip, 0, true);
 	}
 
 	if (def.type == ITEM_TOOL && item.wear != 0) {

src/client/hud.h

@@ -35,14 +35,6 @@ struct ItemStack;
 class Hud
 {
 public:
-	video::IVideoDriver *driver;
-	scene::ISceneManager *smgr;
-	gui::IGUIEnvironment *guienv;
-	Client *client;
-	LocalPlayer *player;
-	Inventory *inventory;
-	ITextureSource *tsrc;
-
 	video::SColor crosshair_argb;
 	video::SColor selectionbox_argb;
 
@@ -55,10 +47,13 @@ public:
 
 	bool pointing_at_object = false;
 
-	Hud(gui::IGUIEnvironment *guienv, Client *client, LocalPlayer *player,
+	Hud(Client *client, LocalPlayer *player,
 			Inventory *inventory);
 	~Hud();
 
+	void toggleBlockBounds();
+	void drawBlockBounds();
+
 	void drawHotbar(u16 playeritem);
 	void resizeHotbar();
 	void drawCrosshair();
@@ -103,6 +98,12 @@ private:
 	void drawCompassRotate(HudElement *e, video::ITexture *texture,
 			const core::rect<s32> &rect, int way);
 
+	Client *client = nullptr;
+	video::IVideoDriver *driver = nullptr;
+	LocalPlayer *player = nullptr;
+	Inventory *inventory = nullptr;
+	ITextureSource *tsrc = nullptr;
+
 	float m_hud_scaling; // cached minetest setting
 	float m_scale_factor;
 	v3s16 m_camera_offset;
@@ -125,6 +126,14 @@ private:
 
 	scene::SMeshBuffer m_rotation_mesh_buffer;
 
+	enum BlockBoundsMode
+	{
+		BLOCK_BOUNDS_OFF,
+		BLOCK_BOUNDS_CURRENT,
+		BLOCK_BOUNDS_ALL,
+		BLOCK_BOUNDS_MAX
+	} m_block_bounds_mode = BLOCK_BOUNDS_OFF;
+
 	enum
 	{
 		HIGHLIGHT_BOX,

src/client/imagefilters.cpp

@@ -19,63 +19,134 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "imagefilters.h"
 #include "util/numeric.h"
 #include <cmath>
+#include <cassert>
+#include <vector>
+
+// Simple 2D bitmap class with just the functionality needed here
+class Bitmap {
+	u32 linesize, lines;
+	std::vector<u8> data;
+
+	static inline u32 bytepos(u32 index) { return index >> 3; }
+	static inline u8 bitpos(u32 index) { return index & 7; }
+
+public:
+	Bitmap(u32 width, u32 height) :  linesize(width), lines(height),
+		data(bytepos(width * height) + 1) {}
+
+	inline bool get(u32 x, u32 y) const {
+		u32 index = y * linesize + x;
+		return data[bytepos(index)] & (1 << bitpos(index));
+	}
+
+	inline void set(u32 x, u32 y) {
+		u32 index = y * linesize + x;
+		data[bytepos(index)] |= 1 << bitpos(index);
+	}
+
+	inline bool all() const {
+		for (u32 i = 0; i < data.size() - 1; i++) {
+			if (data[i] != 0xff)
+				return false;
+		}
+		// last byte not entirely filled
+		for (u8 i = 0; i < bitpos(linesize * lines); i++) {
+			bool value_of_bit = data.back() & (1 << i);
+			if (!value_of_bit)
+				return false;
+		}
+		return true;
+	}
+
+	inline void copy(Bitmap &to) const {
+		assert(to.linesize == linesize && to.lines == lines);
+		to.data = data;
+	}
+};
 
 /* Fill in RGB values for transparent pixels, to correct for odd colors
  * appearing at borders when blending.  This is because many PNG optimizers
  * like to discard RGB values of transparent pixels, but when blending then
- * with non-transparent neighbors, their RGB values will shpw up nonetheless.
+ * with non-transparent neighbors, their RGB values will show up nonetheless.
  *
  * This function modifies the original image in-place.
  *
  * Parameter "threshold" is the alpha level below which pixels are considered
- * transparent.  Should be 127 for 3d where alpha is threshold, but 0 for
- * 2d where alpha is blended.
+ * transparent. Should be 127 when the texture is used with ALPHA_CHANNEL_REF,
+ * 0 when alpha blending is used.
  */
 void imageCleanTransparent(video::IImage *src, u32 threshold)
 {
 	core::dimension2d<u32> dim = src->getDimension();
 
-	// Walk each pixel looking for fully transparent ones.
+	Bitmap bitmap(dim.Width, dim.Height);
+
+	// First pass: Mark all opaque pixels
 	// Note: loop y around x for better cache locality.
 	for (u32 ctry = 0; ctry < dim.Height; ctry++)
 	for (u32 ctrx = 0; ctrx < dim.Width; ctrx++) {
+		if (src->getPixel(ctrx, ctry).getAlpha() > threshold)
+			bitmap.set(ctrx, ctry);
+	}
 
-		// Ignore opaque pixels.
-		irr::video::SColor c = src->getPixel(ctrx, ctry);
-		if (c.getAlpha() > threshold)
+	// Exit early if all pixels opaque
+	if (bitmap.all())
+		return;
+
+	Bitmap newmap = bitmap;
+
+	// Then repeatedly look for transparent pixels, filling them in until
+	// we're finished (capped at 50 iterations).
+	for (u32 iter = 0; iter < 50; iter++) {
+
+	for (u32 ctry = 0; ctry < dim.Height; ctry++)
+	for (u32 ctrx = 0; ctrx < dim.Width; ctrx++) {
+		// Skip pixels we have already processed
+		if (bitmap.get(ctrx, ctry))
 			continue;
 
-		// Sample size and total weighted r, g, b values.
+		video::SColor c = src->getPixel(ctrx, ctry);
+
+		// Sample size and total weighted r, g, b values
 		u32 ss = 0, sr = 0, sg = 0, sb = 0;
 
-		// Walk each neighbor pixel (clipped to image bounds).
+		// Walk each neighbor pixel (clipped to image bounds)
 		for (u32 sy = (ctry < 1) ? 0 : (ctry - 1);
 				sy <= (ctry + 1) && sy < dim.Height; sy++)
 		for (u32 sx = (ctrx < 1) ? 0 : (ctrx - 1);
 				sx <= (ctrx + 1) && sx < dim.Width; sx++) {
-
-			// Ignore transparent pixels.
-			irr::video::SColor d = src->getPixel(sx, sy);
-			if (d.getAlpha() <= threshold)
+			// Ignore pixels we haven't processed
+			if (!bitmap.get(sx, sy))
 				continue;
-
-			// Add RGB values weighted by alpha.
-			u32 a = d.getAlpha();
+	
+			// Add RGB values weighted by alpha IF the pixel is opaque, otherwise
+			// use full weight since we want to propagate colors.
+			video::SColor d = src->getPixel(sx, sy);
+			u32 a = d.getAlpha() <= threshold ? 255 : d.getAlpha();
 			ss += a;
 			sr += a * d.getRed();
 			sg += a * d.getGreen();
 			sb += a * d.getBlue();
 		}
 
-		// If we found any neighbor RGB data, set pixel to average
-		// weighted by alpha.
+		// Set pixel to average weighted by alpha
 		if (ss > 0) {
 			c.setRed(sr / ss);
 			c.setGreen(sg / ss);
 			c.setBlue(sb / ss);
 			src->setPixel(ctrx, ctry, c);
+			newmap.set(ctrx, ctry);
 		}
 	}
+
+	if (newmap.all())
+		return;
+
+	// Apply changes to bitmap for next run. This is done so we don't introduce
+	// a bias in color propagation in the direction pixels are processed.
+	newmap.copy(bitmap);
+
+	}
 }
 
 /* Scale a region of an image into another image, using nearest-neighbor with

src/client/imagefilters.h

@@ -23,13 +23,13 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 /* Fill in RGB values for transparent pixels, to correct for odd colors
  * appearing at borders when blending.  This is because many PNG optimizers
  * like to discard RGB values of transparent pixels, but when blending then
- * with non-transparent neighbors, their RGB values will shpw up nonetheless.
+ * with non-transparent neighbors, their RGB values will show up nonetheless.
  *
  * This function modifies the original image in-place.
  *
  * Parameter "threshold" is the alpha level below which pixels are considered
- * transparent.  Should be 127 for 3d where alpha is threshold, but 0 for
- * 2d where alpha is blended.
+ * transparent. Should be 127 when the texture is used with ALPHA_CHANNEL_REF,
+ * 0 when alpha blending is used.
  */
 void imageCleanTransparent(video::IImage *src, u32 threshold);
 

src/client/inputhandler.cpp

@@ -61,6 +61,7 @@ void KeyCache::populate()
 	key[KeyType::DEC_VOLUME] = getKeySetting("keymap_decrease_volume");
 	key[KeyType::CINEMATIC] = getKeySetting("keymap_cinematic");
 	key[KeyType::SCREENSHOT] = getKeySetting("keymap_screenshot");
+	key[KeyType::TOGGLE_BLOCK_BOUNDS] = getKeySetting("keymap_toggle_block_bounds");
 	key[KeyType::TOGGLE_HUD] = getKeySetting("keymap_toggle_hud");
 	key[KeyType::TOGGLE_CHAT] = getKeySetting("keymap_toggle_chat");
 	key[KeyType::TOGGLE_FOG] = getKeySetting("keymap_toggle_fog");

src/client/keycode.cpp

@@ -197,7 +197,6 @@ static const struct table_key table[] = {
 	DEFINEKEY1(KEY_MODECHANGE, N_("IME Mode Change"))
 	DEFINEKEY1(KEY_APPS, N_("Apps"))
 	DEFINEKEY1(KEY_SLEEP, N_("Sleep"))
-#if !(IRRLICHT_VERSION_MAJOR <= 1 && IRRLICHT_VERSION_MINOR <= 7 && IRRLICHT_VERSION_REVISION < 3)
 	DEFINEKEY1(KEY_OEM_1, "OEM 1") // KEY_OEM_[0-9] and KEY_OEM_102 are assigned to multiple
 	DEFINEKEY1(KEY_OEM_2, "OEM 2") // different chars (on different platforms too) and thus w/o char
 	DEFINEKEY1(KEY_OEM_3, "OEM 3")
@@ -208,7 +207,6 @@ static const struct table_key table[] = {
 	DEFINEKEY1(KEY_OEM_8, "OEM 8")
 	DEFINEKEY1(KEY_OEM_AX, "OEM AX")
 	DEFINEKEY1(KEY_OEM_102, "OEM 102")
-#endif
 	DEFINEKEY1(KEY_ATTN, "Attn")
 	DEFINEKEY1(KEY_CRSEL, "CrSel")
 	DEFINEKEY1(KEY_EXSEL, "ExSel")

src/client/keys.h

@@ -60,6 +60,7 @@ public:
 		DEC_VOLUME,
 		CINEMATIC,
 		SCREENSHOT,
+		TOGGLE_BLOCK_BOUNDS,
 		TOGGLE_HUD,
 		TOGGLE_CHAT,
 		TOGGLE_FOG,

src/client/mapblock_mesh.cpp

@@ -1140,8 +1140,8 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data, v3s16 camera_offset):
 	*/
 
 	{
-		MapblockMeshGenerator generator(data, &collector);
-		generator.generate();
+		MapblockMeshGenerator(data, &collector,
+			data->m_client->getSceneManager()->getMeshManipulator()).generate();
 	}
 
 	/*

src/client/mesh.cpp

@@ -27,14 +27,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <SAnimatedMesh.h>
 #include <IAnimatedMeshSceneNode.h>
 
-// In Irrlicht 1.8 the signature of ITexture::lock was changed from
-// (bool, u32) to (E_TEXTURE_LOCK_MODE, u32).
-#if IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR <= 7
-#define MY_ETLM_READ_ONLY true
-#else
-#define MY_ETLM_READ_ONLY video::ETLM_READ_ONLY
-#endif
-
 inline static void applyShadeFactor(video::SColor& color, float factor)
 {
 	color.setRed(core::clamp(core::round32(color.getRed()*factor), 0, 255));

src/client/minimap.cpp

@@ -491,7 +491,8 @@ video::ITexture *Minimap::getMinimapTexture()
 		// Want to use texture source, to : 1 find texture, 2 cache it
 		video::ITexture* texture = m_tsrc->getTexture(data->mode.texture);
 		video::IImage* image = driver->createImageFromData(
-			 texture->getColorFormat(), texture->getSize(), texture->lock(), true, false);
+			 texture->getColorFormat(), texture->getSize(),
+			 texture->lock(video::ETLM_READ_ONLY), true, false);
 		texture->unlock();
 
 		auto dim = image->getDimension();
@@ -576,7 +577,7 @@ scene::SMeshBuffer *Minimap::getMinimapMeshBuffer()
 void Minimap::drawMinimap()
 {
 	// Non hud managed minimap drawing (legacy minimap)
-	v2u32 screensize = RenderingEngine::get_instance()->getWindowSize();
+	v2u32 screensize = RenderingEngine::getWindowSize();
 	const u32 size = 0.25 * screensize.Y;
 
 	drawMinimap(core::rect<s32>(

src/client/particles.cpp

@@ -64,8 +64,8 @@ Particle::Particle(
 	v2f texsize,
 	video::SColor color
 ):
-	scene::ISceneNode(RenderingEngine::get_scene_manager()->getRootSceneNode(),
-		RenderingEngine::get_scene_manager())
+	scene::ISceneNode(((Client *)gamedef)->getSceneManager()->getRootSceneNode(),
+		((Client *)gamedef)->getSceneManager())
 {
 	// Misc
 	m_gamedef = gamedef;

src/client/render/core.cpp

@@ -163,6 +163,7 @@ void RenderingCore::draw3D()
 	driver->setTransform(video::ETS_WORLD, core::IdentityMatrix);
 	if (!show_hud)
 		return;
+	hud->drawBlockBounds();
 	hud->drawSelectionMesh();
 	if (draw_entity_esp || draw_entity_tracers || draw_player_esp || draw_player_tracers || draw_node_esp || draw_node_tracers)
 		drawTracersAndESP();

src/client/renderingengine.cpp

@@ -159,7 +159,7 @@ RenderingEngine::~RenderingEngine()
 	s_singleton = nullptr;
 }
 
-v2u32 RenderingEngine::getWindowSize() const
+v2u32 RenderingEngine::_getWindowSize() const
 {
 	if (core)
 		return core->getVirtualSize();
@@ -225,6 +225,20 @@ bool RenderingEngine::print_video_modes()
 	return videomode_list != NULL;
 }
 
+void RenderingEngine::removeMesh(const scene::IMesh* mesh)
+{
+	m_device->getSceneManager()->getMeshCache()->removeMesh(mesh);
+}
+
+void RenderingEngine::cleanupMeshCache()
+{
+	auto mesh_cache = m_device->getSceneManager()->getMeshCache();
+	while (mesh_cache->getMeshCount() != 0) {
+		if (scene::IAnimatedMesh *mesh = mesh_cache->getMeshByIndex(0))
+			mesh_cache->removeMesh(mesh);
+	}
+}
+
 bool RenderingEngine::setupTopLevelWindow(const std::string &name)
 {
 	// FIXME: It would make more sense for there to be a switch of some
@@ -335,6 +349,10 @@ static bool getWindowHandle(irr::video::IVideoDriver *driver, HWND &hWnd)
 	case video::EDT_DIRECT3D9:
 		hWnd = reinterpret_cast<HWND>(exposedData.D3D9.HWnd);
 		break;
+#if ENABLE_GLES
+	case video::EDT_OGLES1:
+	case video::EDT_OGLES2:
+#endif
 	case video::EDT_OPENGL:
 		hWnd = reinterpret_cast<HWND>(exposedData.OpenGLWin32.HWnd);
 		break;
@@ -474,11 +492,11 @@ bool RenderingEngine::setXorgWindowIconFromPath(const std::string &icon_file)
 	Text will be removed when the screen is drawn the next time.
 	Additionally, a progressbar can be drawn when percent is set between 0 and 100.
 */
-void RenderingEngine::_draw_load_screen(const std::wstring &text,
+void RenderingEngine::draw_load_screen(const std::wstring &text,
 		gui::IGUIEnvironment *guienv, ITextureSource *tsrc, float dtime,
 		int percent, bool clouds)
 {
-	v2u32 screensize = RenderingEngine::get_instance()->getWindowSize();
+	v2u32 screensize = getWindowSize();
 
 	v2s32 textsize(g_fontengine->getTextWidth(text), g_fontengine->getLineHeight());
 	v2s32 center(screensize.X / 2, screensize.Y / 2);
@@ -546,7 +564,7 @@ void RenderingEngine::_draw_load_screen(const std::wstring &text,
 /*
 	Draws the menu scene including (optional) cloud background.
 */
-void RenderingEngine::_draw_menu_scene(gui::IGUIEnvironment *guienv,
+void RenderingEngine::draw_menu_scene(gui::IGUIEnvironment *guienv,
 		float dtime, bool clouds)
 {
 	bool cloud_menu_background = clouds && g_settings->getBool("menu_clouds");
@@ -594,19 +612,19 @@ std::vector<irr::video::E_DRIVER_TYPE> RenderingEngine::getSupportedVideoDrivers
 	return drivers;
 }
 
-void RenderingEngine::_initialize(Client *client, Hud *hud)
+void RenderingEngine::initialize(Client *client, Hud *hud)
 {
 	const std::string &draw_mode = g_settings->get("3d_mode");
 	core.reset(createRenderingCore(draw_mode, m_device, client, hud));
 	core->initialize();
 }
 
-void RenderingEngine::_finalize()
+void RenderingEngine::finalize()
 {
 	core.reset();
 }
 
-void RenderingEngine::_draw_scene(video::SColor skycolor, bool show_hud,
+void RenderingEngine::draw_scene(video::SColor skycolor, bool show_hud,
 		bool show_minimap, bool draw_wield_tool, bool draw_crosshair)
 {
 	core->draw(skycolor, show_hud, show_minimap, draw_wield_tool, draw_crosshair);

src/client/renderingengine.h

@@ -41,7 +41,6 @@ public:
 	RenderingEngine(IEventReceiver *eventReceiver);
 	~RenderingEngine();
 
-	v2u32 getWindowSize() const;
 	void setResizable(bool resize);
 
 	video::IVideoDriver *getVideoDriver() { return driver; }
@@ -56,13 +55,19 @@ public:
 	bool setWindowIcon();
 	bool setXorgWindowIconFromPath(const std::string &icon_file);
 	static bool print_video_modes();
+	void cleanupMeshCache();
 
-	static RenderingEngine *get_instance() { return s_singleton; }
+	void removeMesh(const scene::IMesh* mesh);
 
-	static io::IFileSystem *get_filesystem()
+	static v2u32 getWindowSize()
 	{
-		sanity_check(s_singleton && s_singleton->m_device);
-		return s_singleton->m_device->getFileSystem();
+		sanity_check(s_singleton);
+		return s_singleton->_getWindowSize();
+	}
+
+	io::IFileSystem *get_filesystem()
+	{
+		return m_device->getFileSystem();
 	}
 
 	static video::IVideoDriver *get_video_driver()
@@ -71,16 +76,9 @@ public:
 		return s_singleton->m_device->getVideoDriver();
 	}
 
-	static scene::IMeshCache *get_mesh_cache()
+	scene::ISceneManager *get_scene_manager()
 	{
-		sanity_check(s_singleton && s_singleton->m_device);
-		return s_singleton->m_device->getSceneManager()->getMeshCache();
-	}
-
-	static scene::ISceneManager *get_scene_manager()
-	{
-		sanity_check(s_singleton && s_singleton->m_device);
-		return s_singleton->m_device->getSceneManager();
+		return m_device->getSceneManager();
 	}
 
 	static irr::IrrlichtDevice *get_raw_device()
@@ -89,70 +87,37 @@ public:
 		return s_singleton->m_device;
 	}
 
-	static u32 get_timer_time()
+	u32 get_timer_time()
 	{
-		sanity_check(s_singleton && s_singleton->m_device &&
-				s_singleton->m_device->getTimer());
-		return s_singleton->m_device->getTimer()->getTime();
+		return m_device->getTimer()->getTime();
 	}
 
-	static gui::IGUIEnvironment *get_gui_env()
+	gui::IGUIEnvironment *get_gui_env()
 	{
-		sanity_check(s_singleton && s_singleton->m_device);
-		return s_singleton->m_device->getGUIEnvironment();
+		return m_device->getGUIEnvironment();
 	}
 
-	inline static void draw_load_screen(const std::wstring &text,
+	void draw_load_screen(const std::wstring &text,
 			gui::IGUIEnvironment *guienv, ITextureSource *tsrc,
-			float dtime = 0, int percent = 0, bool clouds = true)
-	{
-		s_singleton->_draw_load_screen(
-				text, guienv, tsrc, dtime, percent, clouds);
-	}
+			float dtime = 0, int percent = 0, bool clouds = true);
 
-	inline static void draw_menu_scene(
-			gui::IGUIEnvironment *guienv, float dtime, bool clouds)
-	{
-		s_singleton->_draw_menu_scene(guienv, dtime, clouds);
-	}
+	void draw_menu_scene(gui::IGUIEnvironment *guienv, float dtime, bool clouds);
+	void draw_scene(video::SColor skycolor, bool show_hud,
+			bool show_minimap, bool draw_wield_tool, bool draw_crosshair);
 
-	inline static void draw_scene(video::SColor skycolor, bool show_hud,
-			bool show_minimap, bool draw_wield_tool, bool draw_crosshair)
-	{
-		s_singleton->_draw_scene(skycolor, show_hud, show_minimap,
-				draw_wield_tool, draw_crosshair);
-	}
+	void initialize(Client *client, Hud *hud);
+	void finalize();
 
-	inline static void initialize(Client *client, Hud *hud)
+	bool run()
 	{
-		s_singleton->_initialize(client, hud);
-	}
-
-	inline static void finalize() { s_singleton->_finalize(); }
-
-	static bool run()
-	{
-		sanity_check(s_singleton && s_singleton->m_device);
-		return s_singleton->m_device->run();
+		return m_device->run();
 	}
 
 	static std::vector<core::vector3d<u32>> getSupportedVideoModes();
 	static std::vector<irr::video::E_DRIVER_TYPE> getSupportedVideoDrivers();
 
 private:
-	void _draw_load_screen(const std::wstring &text, gui::IGUIEnvironment *guienv,
-			ITextureSource *tsrc, float dtime = 0, int percent = 0,
-			bool clouds = true);
-
-	void _draw_menu_scene(gui::IGUIEnvironment *guienv, float dtime = 0,
-			bool clouds = true);
-
-	void _draw_scene(video::SColor skycolor, bool show_hud, bool show_minimap,
-			bool draw_wield_tool, bool draw_crosshair);
-
-	void _initialize(Client *client, Hud *hud);
-
-	void _finalize();
+	v2u32 _getWindowSize() const;
 
 	std::unique_ptr<RenderingCore> core;
 	irr::IrrlichtDevice *m_device = nullptr;

src/client/shader.cpp

@@ -579,8 +579,10 @@ ShaderInfo ShaderSource::generateShader(const std::string &name,
 	if (use_gles) {
 		shaders_header << R"(
 			#version 100
-			)";
+		)";
 		vertex_header = R"(
+			precision mediump float;
+
 			uniform highp mat4 mWorldView;
 			uniform highp mat4 mWorldViewProj;
 			uniform mediump mat4 mTexture;
@@ -592,17 +594,17 @@ ShaderInfo ShaderSource::generateShader(const std::string &name,
 			attribute mediump vec3 inVertexNormal;
 			attribute mediump vec4 inVertexTangent;
 			attribute mediump vec4 inVertexBinormal;
-			)";
+		)";
 		fragment_header = R"(
 			precision mediump float;
-			)";
+		)";
 	} else {
 		shaders_header << R"(
 			#version 120
 			#define lowp
 			#define mediump
 			#define highp
-			)";
+		)";
 		vertex_header = R"(
 			#define mWorldView gl_ModelViewMatrix
 			#define mWorldViewProj gl_ModelViewProjectionMatrix
@@ -615,7 +617,7 @@ ShaderInfo ShaderSource::generateShader(const std::string &name,
 			#define inVertexNormal gl_Normal
 			#define inVertexTangent gl_MultiTexCoord1
 			#define inVertexBinormal gl_MultiTexCoord2
-			)";
+		)";
 	}
 
 	bool use_discard = use_gles;

src/client/sky.cpp

@@ -53,10 +53,12 @@ static video::SMaterial baseMaterial()
 	return mat;
 };
 
-Sky::Sky(s32 id, ITextureSource *tsrc, IShaderSource *ssrc) :
-		scene::ISceneNode(RenderingEngine::get_scene_manager()->getRootSceneNode(),
-			RenderingEngine::get_scene_manager(), id)
+Sky::Sky(s32 id, RenderingEngine *rendering_engine, ITextureSource *tsrc, IShaderSource *ssrc) :
+		scene::ISceneNode(rendering_engine->get_scene_manager()->getRootSceneNode(),
+			rendering_engine->get_scene_manager(), id)
 {
+	m_seed = (u64)myrand() << 32 | myrand();
+
 	setAutomaticCulling(scene::EAC_OFF);
 	m_box.MaxEdge.set(0, 0, 0);
 	m_box.MinEdge.set(0, 0, 0);
@@ -82,13 +84,13 @@ Sky::Sky(s32 id, ITextureSource *tsrc, IShaderSource *ssrc) :
 	// Ensures that sun and moon textures and tonemaps are correct.
 	setSkyDefaults();
 	m_sun_texture = tsrc->isKnownSourceImage(m_sun_params.texture) ?
-		tsrc->getTextureForMesh(m_sun_params.texture) : NULL;
+		tsrc->getTextureForMesh(m_sun_params.texture) : nullptr;
 	m_moon_texture = tsrc->isKnownSourceImage(m_moon_params.texture) ?
-		tsrc->getTextureForMesh(m_moon_params.texture) : NULL;
+		tsrc->getTextureForMesh(m_moon_params.texture) : nullptr;
 	m_sun_tonemap = tsrc->isKnownSourceImage(m_sun_params.tonemap) ?
-		tsrc->getTexture(m_sun_params.tonemap) : NULL;
+		tsrc->getTexture(m_sun_params.tonemap) : nullptr;
 	m_moon_tonemap = tsrc->isKnownSourceImage(m_moon_params.tonemap) ?
-		tsrc->getTexture(m_moon_params.tonemap) : NULL;
+		tsrc->getTexture(m_moon_params.tonemap) : nullptr;
 
 	if (m_sun_texture) {
 		m_materials[3] = baseMaterial();
@@ -744,14 +746,14 @@ void Sky::place_sky_body(
 	}
 }
 
-void Sky::setSunTexture(std::string sun_texture,
-		std::string sun_tonemap, ITextureSource *tsrc)
+void Sky::setSunTexture(const std::string &sun_texture,
+		const std::string &sun_tonemap, ITextureSource *tsrc)
 {
 	// Ignore matching textures (with modifiers) entirely,
 	// but lets at least update the tonemap before hand.
 	m_sun_params.tonemap = sun_tonemap;
 	m_sun_tonemap = tsrc->isKnownSourceImage(m_sun_params.tonemap) ?
-		tsrc->getTexture(m_sun_params.tonemap) : NULL;
+		tsrc->getTexture(m_sun_params.tonemap) : nullptr;
 	m_materials[3].Lighting = !!m_sun_tonemap;
 
 	if (m_sun_params.texture == sun_texture)
@@ -780,7 +782,7 @@ void Sky::setSunTexture(std::string sun_texture,
 	}
 }
 
-void Sky::setSunriseTexture(std::string sunglow_texture,
+void Sky::setSunriseTexture(const std::string &sunglow_texture,
 		ITextureSource* tsrc)
 {
 	// Ignore matching textures (with modifiers) entirely.
@@ -792,14 +794,14 @@ void Sky::setSunriseTexture(std::string sunglow_texture,
 	);
 }
 
-void Sky::setMoonTexture(std::string moon_texture,
-		std::string moon_tonemap, ITextureSource *tsrc)
+void Sky::setMoonTexture(const std::string &moon_texture,
+	const std::string &moon_tonemap, ITextureSource *tsrc)
 {
 	// Ignore matching textures (with modifiers) entirely,
 	// but lets at least update the tonemap before hand.
 	m_moon_params.tonemap = moon_tonemap;
 	m_moon_tonemap = tsrc->isKnownSourceImage(m_moon_params.tonemap) ?
-		tsrc->getTexture(m_moon_params.tonemap) : NULL;
+		tsrc->getTexture(m_moon_params.tonemap) : nullptr;
 	m_materials[4].Lighting = !!m_moon_tonemap;
 
 	if (m_moon_params.texture == moon_texture)
@@ -833,7 +835,6 @@ void Sky::setStarCount(u16 star_count, bool force_update)
 	// Allow force updating star count at game init.
 	if (m_star_params.count != star_count || force_update) {
 		m_star_params.count = star_count;
-		m_seed = (u64)myrand() << 32 | myrand();
 		updateStars();
 	}
 }
@@ -893,7 +894,7 @@ void Sky::setSkyColors(const SkyColor &sky_color)
 }
 
 void Sky::setHorizonTint(video::SColor sun_tint, video::SColor moon_tint,
-		std::string use_sun_tint)
+	const std::string &use_sun_tint)
 {
 	// Change sun and moon tinting:
 	m_sky_params.fog_sun_tint = sun_tint;
@@ -907,7 +908,7 @@ void Sky::setHorizonTint(video::SColor sun_tint, video::SColor moon_tint,
 		m_default_tint = true;
 }
 
-void Sky::addTextureToSkybox(std::string texture, int material_id,
+void Sky::addTextureToSkybox(const std::string &texture, int material_id,
 		ITextureSource *tsrc)
 {
 	// Sanity check for more than six textures.

src/client/sky.h

@@ -36,7 +36,7 @@ class Sky : public scene::ISceneNode
 {
 public:
 	//! constructor
-	Sky(s32 id, ITextureSource *tsrc, IShaderSource *ssrc);
+	Sky(s32 id, RenderingEngine *rendering_engine, ITextureSource *tsrc, IShaderSource *ssrc);
 
 	virtual void OnRegisterSceneNode();
 
@@ -65,15 +65,15 @@ public:
 	}
 
 	void setSunVisible(bool sun_visible) { m_sun_params.visible = sun_visible; }
-	void setSunTexture(std::string sun_texture,
-		std::string sun_tonemap, ITextureSource *tsrc);
+	void setSunTexture(const std::string &sun_texture,
+		const std::string &sun_tonemap, ITextureSource *tsrc);
 	void setSunScale(f32 sun_scale) { m_sun_params.scale = sun_scale; }
 	void setSunriseVisible(bool glow_visible) { m_sun_params.sunrise_visible = glow_visible; }
-	void setSunriseTexture(std::string sunglow_texture, ITextureSource* tsrc);
+	void setSunriseTexture(const std::string &sunglow_texture, ITextureSource* tsrc);
 
 	void setMoonVisible(bool moon_visible) { m_moon_params.visible = moon_visible; }
-	void setMoonTexture(std::string moon_texture,
-		std::string moon_tonemap, ITextureSource *tsrc);
+	void setMoonTexture(const std::string &moon_texture,
+		const std::string &moon_tonemap, ITextureSource *tsrc);
 	void setMoonScale(f32 moon_scale) { m_moon_params.scale = moon_scale; }
 
 	void setStarsVisible(bool stars_visible) { m_star_params.visible = stars_visible; }
@@ -87,21 +87,21 @@ public:
 	void setVisible(bool visible) { m_visible = visible; }
 	// Set only from set_sky API
 	void setCloudsEnabled(bool clouds_enabled) { m_clouds_enabled = clouds_enabled; }
-	void setFallbackBgColor(const video::SColor &fallback_bg_color)
+	void setFallbackBgColor(video::SColor fallback_bg_color)
 	{
 		m_fallback_bg_color = fallback_bg_color;
 	}
-	void overrideColors(const video::SColor &bgcolor, const video::SColor &skycolor)
+	void overrideColors(video::SColor bgcolor, video::SColor skycolor)
 	{
 		m_bgcolor = bgcolor;
 		m_skycolor = skycolor;
 	}
 	void setSkyColors(const SkyColor &sky_color);
 	void setHorizonTint(video::SColor sun_tint, video::SColor moon_tint,
-		std::string use_sun_tint);
+		const std::string &use_sun_tint);
 	void setInClouds(bool clouds) { m_in_clouds = clouds; }
 	void clearSkyboxTextures() { m_sky_params.textures.clear(); }
-	void addTextureToSkybox(std::string texture, int material_id,
+	void addTextureToSkybox(const  std::string &texture, int material_id,
 		ITextureSource *tsrc);
 	const video::SColorf &getCurrentStarColor() const { return m_star_color; }
 
@@ -126,7 +126,7 @@ private:
 	}
 
 	// Mix two colors by a given amount
-	video::SColor m_mix_scolor(video::SColor col1, video::SColor col2, f32 factor)
+	static video::SColor m_mix_scolor(video::SColor col1, video::SColor col2, f32 factor)
 	{
 		video::SColor result = video::SColor(
 				col1.getAlpha() * (1 - factor) + col2.getAlpha() * factor,
@@ -135,7 +135,7 @@ private:
 				col1.getBlue() * (1 - factor) + col2.getBlue() * factor);
 		return result;
 	}
-	video::SColorf m_mix_scolorf(video::SColorf col1, video::SColorf col2, f32 factor)
+	static video::SColorf m_mix_scolorf(video::SColorf col1, video::SColorf col2, f32 factor)
 	{
 		video::SColorf result =
 				video::SColorf(col1.r * (1 - factor) + col2.r * factor,

src/client/tile.cpp

@@ -34,15 +34,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "guiscalingfilter.h"
 #include "renderingengine.h"
 
-
-#if ENABLE_GLES
-#ifdef _IRR_COMPILE_WITH_OGLES1_
-#include <GLES/gl.h>
-#else
-#include <GLES2/gl2.h>
-#endif
-#endif
-
 /*
 	A cache from texture name to texture path
 */
@@ -427,6 +418,7 @@ private:
 	std::unordered_map<std::string, Palette> m_palettes;
 
 	// Cached settings needed for making textures from meshes
+	bool m_setting_mipmap;
 	bool m_setting_trilinear_filter;
 	bool m_setting_bilinear_filter;
 };
@@ -447,6 +439,7 @@ TextureSource::TextureSource()
 	// Cache some settings
 	// Note: Since this is only done once, the game must be restarted
 	// for these settings to take effect
+	m_setting_mipmap = g_settings->getBool("mip_map");
 	m_setting_trilinear_filter = g_settings->getBool("trilinear_filter");
 	m_setting_bilinear_filter = g_settings->getBool("bilinear_filter");
 }
@@ -667,7 +660,7 @@ video::ITexture* TextureSource::getTexture(const std::string &name, u32 *id)
 video::ITexture* TextureSource::getTextureForMesh(const std::string &name, u32 *id)
 {
 	static thread_local bool filter_needed =
-		g_settings->getBool("texture_clean_transparent") ||
+		g_settings->getBool("texture_clean_transparent") || m_setting_mipmap ||
 		((m_setting_trilinear_filter || m_setting_bilinear_filter) &&
 		g_settings->getS32("texture_min_size") > 1);
 	// Avoid duplicating texture if it won't actually change
@@ -1011,42 +1004,19 @@ video::IImage* TextureSource::generateImage(const std::string &name)
 
 #if ENABLE_GLES
 
-
-static inline u16 get_GL_major_version()
-{
-	const GLubyte *gl_version = glGetString(GL_VERSION);
-	return (u16) (gl_version[0] - '0');
-}
-
-/**
- * Check if hardware requires npot2 aligned textures
- * @return true if alignment NOT(!) requires, false otherwise
- */
-
-bool hasNPotSupport()
-{
-	// Only GLES2 is trusted to correctly report npot support
-	// Note: we cache the boolean result, the GL context will never change.
-	static const bool supported = get_GL_major_version() > 1 &&
-		glGetString(GL_EXTENSIONS) &&
-		strstr((char *)glGetString(GL_EXTENSIONS), "GL_OES_texture_npot");
-	return supported;
-}
-
 /**
  * Check and align image to npot2 if required by hardware
  * @param image image to check for npot2 alignment
  * @param driver driver to use for image operations
  * @return image or copy of image aligned to npot2
  */
-
-video::IImage * Align2Npot2(video::IImage * image,
-		video::IVideoDriver* driver)
+video::IImage *Align2Npot2(video::IImage *image,
+		video::IVideoDriver *driver)
 {
 	if (image == NULL)
 		return image;
 
-	if (hasNPotSupport())
+	if (driver->queryFeature(video::EVDF_TEXTURE_NPOT))
 		return image;
 
 	core::dimension2d<u32> dim = image->getDimension();
@@ -1636,8 +1606,8 @@ bool TextureSource::generateImagePart(std::string part_of_name,
 				return false;
 			}
 
-			// Apply the "clean transparent" filter, if configured.
-			if (g_settings->getBool("texture_clean_transparent"))
+			// Apply the "clean transparent" filter, if needed
+			if (m_setting_mipmap || g_settings->getBool("texture_clean_transparent"))
 				imageCleanTransparent(baseimg, 127);
 
 			/* Upscale textures to user's requested minimum size.  This is a trick to make

src/client/tile.h

@@ -134,8 +134,7 @@ public:
 IWritableTextureSource *createTextureSource();
 
 #if ENABLE_GLES
-bool hasNPotSupport();
-video::IImage * Align2Npot2(video::IImage * image, irr::video::IVideoDriver* driver);
+video::IImage *Align2Npot2(video::IImage *image, video::IVideoDriver *driver);
 #endif
 
 enum MaterialType{

src/client/wieldmesh.cpp

@@ -294,9 +294,7 @@ void WieldMeshSceneNode::setExtruded(const std::string &imagename,
 		}
 		material.setFlag(video::EMF_ANISOTROPIC_FILTER, m_anisotropic_filter);
 		// mipmaps cause "thin black line" artifacts
-#if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR >= 8) || IRRLICHT_VERSION_MAJOR >= 2
 		material.setFlag(video::EMF_USE_MIP_MAPS, false);
-#endif
 		if (m_enable_shaders) {
 			material.setTexture(2, tsrc->getShaderFlagsTexture(false));
 		}
@@ -309,18 +307,21 @@ static scene::SMesh *createSpecialNodeMesh(Client *client, MapNode n,
 	MeshMakeData mesh_make_data(client, false);
 	MeshCollector collector;
 	mesh_make_data.setSmoothLighting(false);
-	MapblockMeshGenerator gen(&mesh_make_data, &collector);
+	MapblockMeshGenerator gen(&mesh_make_data, &collector,
+		client->getSceneManager()->getMeshManipulator());
 
 	if (n.getParam2()) {
 		// keep it
 	} else if (f.param_type_2 == CPT2_WALLMOUNTED ||
 			f.param_type_2 == CPT2_COLORED_WALLMOUNTED) {
-		if (f.drawtype == NDT_TORCHLIKE)
-			n.setParam2(1);
-		else if (f.drawtype == NDT_SIGNLIKE ||
+		if (f.drawtype == NDT_TORCHLIKE ||
+				f.drawtype == NDT_SIGNLIKE ||
 				f.drawtype == NDT_NODEBOX ||
-				f.drawtype == NDT_MESH)
+				f.drawtype == NDT_MESH) {
 			n.setParam2(4);
+		}
+	} else if (f.drawtype == NDT_SIGNLIKE || f.drawtype == NDT_TORCHLIKE) {
+		n.setParam2(1);
 	}
 	gen.renderSingle(n.getContent(), n.getParam2());
 
@@ -395,7 +396,6 @@ void WieldMeshSceneNode::setItem(const ItemStack &item, Client *client, bool che
 		case NDT_TORCHLIKE:
 		case NDT_RAILLIKE:
 		case NDT_PLANTLIKE:
-		case NDT_PLANTLIKE_ROOTED:
 		case NDT_FLOWINGLIQUID: {
 			v3f wscale = def.wield_scale;
 			if (f.drawtype == NDT_FLOWINGLIQUID)
@@ -411,6 +411,15 @@ void WieldMeshSceneNode::setItem(const ItemStack &item, Client *client, bool che
 			m_colors.emplace_back(l1.has_color, l1.color);
 			break;
 		}
+		case NDT_PLANTLIKE_ROOTED: {
+			setExtruded(tsrc->getTextureName(f.special_tiles[0].layers[0].texture_id),
+				"", def.wield_scale, tsrc,
+				f.special_tiles[0].layers[0].animation_frame_count);
+			// Add color
+			const TileLayer &l0 = f.special_tiles[0].layers[0];
+			m_colors.emplace_back(l0.has_color, l0.color);
+			break;
+		}
 		case NDT_NORMAL:
 		case NDT_ALLFACES:
 		case NDT_LIQUID:
@@ -530,7 +539,7 @@ void getItemMesh(Client *client, const ItemStack &item, ItemMesh *result)
 	content_t id = ndef->getId(def.name);
 
 	FATAL_ERROR_IF(!g_extrusion_mesh_cache, "Extrusion mesh cache is not yet initialized");
-	
+
 	scene::SMesh *mesh = nullptr;
 
 	// Shading is on by default

src/clientiface.cpp

@@ -671,7 +671,6 @@ void ClientInterface::UpdatePlayerList()
 		std::vector<session_t> clients = getClientIDs();
 		m_clients_names.clear();
 
-
 		if (!clients.empty())
 			infostream<<"Players:"<<std::endl;
 

src/clientiface.h

@@ -31,6 +31,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <list>
 #include <vector>
 #include <set>
+#include <memory>
 #include <mutex>
 
 class MapBlock;

src/convert_json.cpp

@@ -17,56 +17,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#include <vector>
 #include <iostream>
 #include <sstream>
+#include <memory>
 
 #include "convert_json.h"
-#include "content/mods.h"
-#include "config.h"
-#include "log.h"
-#include "settings.h"
-#include "httpfetch.h"
-#include "porting.h"
-
-Json::Value fetchJsonValue(const std::string &url,
-		std::vector<std::string> *extra_headers)
-{
-	HTTPFetchRequest fetch_request;
-	HTTPFetchResult fetch_result;
-	fetch_request.url = url;
-	fetch_request.caller = HTTPFETCH_SYNC;
-
-	if (extra_headers != NULL)
-		fetch_request.extra_headers = *extra_headers;
-
-	httpfetch_sync(fetch_request, fetch_result);
-
-	if (!fetch_result.succeeded) {
-		return Json::Value();
-	}
-	Json::Value root;
-	std::istringstream stream(fetch_result.data);
-
-	Json::CharReaderBuilder builder;
-	builder.settings_["collectComments"] = false;
-	std::string errs;
-
-	if (!Json::parseFromStream(builder, stream, &root, &errs)) {
-		errorstream << "URL: " << url << std::endl;
-		errorstream << "Failed to parse json data " << errs << std::endl;
-		if (fetch_result.data.size() > 100) {
-			errorstream << "Data (" << fetch_result.data.size()
-				<< " bytes) printed to warningstream." << std::endl;
-			warningstream << "data: \"" << fetch_result.data << "\"" << std::endl;
-		} else {
-			errorstream << "data: \"" << fetch_result.data << "\"" << std::endl;
-		}
-		return Json::Value();
-	}
-
-	return root;
-}
 
 void fastWriteJson(const Json::Value &value, std::ostream &to)
 {

src/convert_json.h

@@ -22,9 +22,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <json/json.h>
 #include <ostream>
 
-Json::Value fetchJsonValue(const std::string &url,
-		std::vector<std::string> *extra_headers);
-
 void fastWriteJson(const Json::Value &value, std::ostream &to);
 
 std::string fastWriteJson(const Json::Value &value);

src/defaultsettings.cpp

@@ -56,7 +56,7 @@ void set_default_settings()
 	settings->setDefault("client_unload_unused_data_timeout", "600");
 	settings->setDefault("client_mapblock_limit", "7500");
 	settings->setDefault("enable_build_where_you_stand", "true");
-	settings->setDefault("curl_timeout", "5000");
+	settings->setDefault("curl_timeout", "20000");
 	settings->setDefault("curl_parallel_limit", "8");
 	settings->setDefault("curl_file_download_timeout", "300000");
 	settings->setDefault("curl_verify_cert", "true");
@@ -156,6 +156,7 @@ void set_default_settings()
 	settings->setDefault("keymap_increase_volume", "");
 	settings->setDefault("keymap_decrease_volume", "");
 	settings->setDefault("keymap_cinematic", "");
+	settings->setDefault("keymap_toggle_block_bounds", "");
 	settings->setDefault("keymap_toggle_hud", "KEY_F1");
 	settings->setDefault("keymap_toggle_chat", "KEY_F2");
 	settings->setDefault("keymap_toggle_fog", "KEY_F3");
@@ -372,12 +373,7 @@ void set_default_settings()
 	settings->setDefault("mono_font_path_bold_italic", porting::getDataPath("fonts" DIR_DELIM "Cousine-BoldItalic.ttf"));
 	settings->setDefault("fallback_font_path", porting::getDataPath("fonts" DIR_DELIM "DroidSansFallbackFull.ttf"));
 
-	settings->setDefault("fallback_font_shadow", "1");
-	settings->setDefault("fallback_font_shadow_alpha", "128");
-
 	std::string font_size_str = std::to_string(TTF_DEFAULT_FONT_SIZE);
-
-	settings->setDefault("fallback_font_size", font_size_str);
 #else
 	settings->setDefault("freetype", "false");
 	settings->setDefault("font_path", porting::getDataPath("fonts" DIR_DELIM "mono_dejavu_sans"));

src/filesys.cpp

@@ -727,6 +727,70 @@ bool safeWriteToFile(const std::string &path, const std::string &content)
 	return true;
 }
 
+bool extractZipFile(io::IFileSystem *fs, const char *filename, const std::string &destination)
+{
+	if (!fs->addFileArchive(filename, false, false, io::EFAT_ZIP)) {
+		return false;
+	}
+
+	sanity_check(fs->getFileArchiveCount() > 0);
+
+	/**********************************************************************/
+	/* WARNING this is not threadsafe!!                                   */
+	/**********************************************************************/
+	io::IFileArchive* opened_zip = fs->getFileArchive(fs->getFileArchiveCount() - 1);
+
+	const io::IFileList* files_in_zip = opened_zip->getFileList();
+
+	unsigned int number_of_files = files_in_zip->getFileCount();
+
+	for (unsigned int i=0; i < number_of_files; i++) {
+		std::string fullpath = destination;
+		fullpath += DIR_DELIM;
+		fullpath += files_in_zip->getFullFileName(i).c_str();
+		std::string fullpath_dir = fs::RemoveLastPathComponent(fullpath);
+
+		if (!files_in_zip->isDirectory(i)) {
+			if (!fs::PathExists(fullpath_dir) && !fs::CreateAllDirs(fullpath_dir)) {
+				fs->removeFileArchive(fs->getFileArchiveCount()-1);
+				return false;
+			}
+
+			io::IReadFile* toread = opened_zip->createAndOpenFile(i);
+
+			FILE *targetfile = fopen(fullpath.c_str(),"wb");
+
+			if (targetfile == NULL) {
+				fs->removeFileArchive(fs->getFileArchiveCount()-1);
+				return false;
+			}
+
+			char read_buffer[1024];
+			long total_read = 0;
+
+			while (total_read < toread->getSize()) {
+
+				unsigned int bytes_read =
+						toread->read(read_buffer,sizeof(read_buffer));
+				if ((bytes_read == 0 ) ||
+					(fwrite(read_buffer, 1, bytes_read, targetfile) != bytes_read))
+				{
+					fclose(targetfile);
+					fs->removeFileArchive(fs->getFileArchiveCount() - 1);
+					return false;
+				}
+				total_read += bytes_read;
+			}
+
+			fclose(targetfile);
+		}
+
+	}
+
+	fs->removeFileArchive(fs->getFileArchiveCount() - 1);
+	return true;
+}
+
 bool ReadFile(const std::string &path, std::string &out)
 {
 	std::ifstream is(path, std::ios::binary | std::ios::ate);

src/filesys.h

@@ -36,6 +36,10 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define PATH_DELIM ":"
 #endif
 
+namespace irr { namespace io {
+class IFileSystem;
+}}
+
 namespace fs
 {
 
@@ -125,6 +129,8 @@ const char *GetFilenameFromPath(const char *path);
 
 bool safeWriteToFile(const std::string &path, const std::string &content);
 
+bool extractZipFile(irr::io::IFileSystem *fs, const char *filename, const std::string &destination);
+
 bool ReadFile(const std::string &path, std::string &out);
 
 bool Rename(const std::string &from, const std::string &to);

src/gui/cheatMenu.cpp

@@ -30,7 +30,7 @@ FontMode CheatMenu::fontStringToEnum(std::string str)
 	else if (str == "FM_Mono")
 		return FM_Mono;
 	else if (str == "FM_Fallback")
-		return FM_Fallback;
+		return _FM_Fallback;
 	else if (str == "FM_Simple")
 		return FM_Simple;
 	else if (str == "FM_SimpleMono")

src/gui/guiButtonItemImage.cpp

@@ -30,7 +30,7 @@ using namespace gui;
 
 GUIButtonItemImage::GUIButtonItemImage(gui::IGUIEnvironment *environment,
 		gui::IGUIElement *parent, s32 id, core::rect<s32> rectangle,
-		ISimpleTextureSource *tsrc, std::string item, Client *client,
+		ISimpleTextureSource *tsrc, const std::string &item, Client *client,
 		bool noclip)
 		: GUIButton (environment, parent, id, rectangle, tsrc, noclip)
 {
@@ -44,7 +44,7 @@ GUIButtonItemImage::GUIButtonItemImage(gui::IGUIEnvironment *environment,
 
 GUIButtonItemImage *GUIButtonItemImage::addButton(IGUIEnvironment *environment,
 		const core::rect<s32> &rectangle, ISimpleTextureSource *tsrc,
-		IGUIElement *parent, s32 id, const wchar_t *text, std::string item,
+		IGUIElement *parent, s32 id, const wchar_t *text, const std::string &item,
 		Client *client)
 {
 	GUIButtonItemImage *button = new GUIButtonItemImage(environment,

src/gui/guiButtonItemImage.h

@@ -33,13 +33,13 @@ public:
 	//! constructor
 	GUIButtonItemImage(gui::IGUIEnvironment *environment, gui::IGUIElement *parent,
 			s32 id, core::rect<s32> rectangle, ISimpleTextureSource *tsrc,
-			std::string item, Client *client, bool noclip = false);
+			const std::string &item, Client *client, bool noclip = false);
 
 	//! Do not drop returned handle
 	static GUIButtonItemImage *addButton(gui::IGUIEnvironment *environment,
 			const core::rect<s32> &rectangle, ISimpleTextureSource *tsrc,
-			IGUIElement *parent, s32 id, const wchar_t *text, std::string item,
-			Client *client);
+			IGUIElement *parent, s32 id, const wchar_t *text,
+			const std::string &item, Client *client);
 
 private:
 	Client *m_client;

src/gui/guiChatConsole.cpp

@@ -17,6 +17,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
+#include "IrrCompileConfig.h"
 #include "guiChatConsole.h"
 #include "chat.h"
 #include "client/client.h"
@@ -326,7 +327,6 @@ void GUIChatConsole::drawText()
 				tmp->draw(
 					fragment.text,
 					destrect,
-					video::SColor(255, 255, 255, 255),
 					false,
 					false,
 					&AbsoluteClippingRect);
@@ -619,6 +619,13 @@ bool GUIChatConsole::OnEvent(const SEvent& event)
 			m_chat_backend->scroll(rows);
 		}
 	}
+#if (IRRLICHT_VERSION_MT_REVISION >= 2)
+	else if(event.EventType == EET_STRING_INPUT_EVENT)
+	{
+		prompt.input(std::wstring(event.StringInput.Str->c_str()));
+		return true;
+	}
+#endif
 
 	return Parent ? Parent->OnEvent(event) : false;
 }

src/gui/guiChatConsole.h

@@ -72,6 +72,8 @@ public:
 
 	virtual void setVisible(bool visible);
 
+	virtual bool acceptsIME() { return true; }
+
 private:
 	void reformatConsole();
 	void recalculateConsolePosition();

src/gui/guiEditBox.cpp

@@ -19,6 +19,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "guiEditBox.h"
 
+#include "IrrCompileConfig.h"
 #include "IGUISkin.h"
 #include "IGUIEnvironment.h"
 #include "IGUIFont.h"
@@ -216,6 +217,11 @@ bool GUIEditBox::OnEvent(const SEvent &event)
 			if (processMouse(event))
 				return true;
 			break;
+#if (IRRLICHT_VERSION_MT_REVISION >= 2)
+		case EET_STRING_INPUT_EVENT:
+			inputString(*event.StringInput.Str);
+			return true;
+#endif
 		default:
 			break;
 		}
@@ -669,40 +675,45 @@ bool GUIEditBox::onKeyDelete(const SEvent &event, s32 &mark_begin, s32 &mark_end
 }
 
 void GUIEditBox::inputChar(wchar_t c)
+{
+	if (c == 0)
+		return;
+	core::stringw s(&c, 1);
+	inputString(s);
+}
+
+void GUIEditBox::inputString(const core::stringw &str)
 {
 	if (!isEnabled() || !m_writable)
 		return;
 
-	if (c != 0) {
-		if (Text.size() < m_max || m_max == 0) {
-			core::stringw s;
+	u32 len = str.size();
+	if (Text.size()+len <= m_max || m_max == 0) {
+		core::stringw s;
+		if (m_mark_begin != m_mark_end) {
+			// replace marked text
+			s32 real_begin = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
+			s32 real_end = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
 
-			if (m_mark_begin != m_mark_end) {
-				// clang-format off
-				// replace marked text
-				s32 real_begin = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
-				s32 real_end = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
-
-				s = Text.subString(0, real_begin);
-				s.append(c);
-				s.append(Text.subString(real_end, Text.size() - real_end));
-				Text = s;
-				m_cursor_pos = real_begin + 1;
-				// clang-format on
-			} else {
-				// add new character
-				s = Text.subString(0, m_cursor_pos);
-				s.append(c);
-				s.append(Text.subString(m_cursor_pos,
-						Text.size() - m_cursor_pos));
-				Text = s;
-				++m_cursor_pos;
-			}
-
-			m_blink_start_time = porting::getTimeMs();
-			setTextMarkers(0, 0);
+			s = Text.subString(0, real_begin);
+			s.append(str);
+			s.append(Text.subString(real_end, Text.size() - real_end));
+			Text = s;
+			m_cursor_pos = real_begin + len;
+		} else {
+			// append string
+			s = Text.subString(0, m_cursor_pos);
+			s.append(str);
+			s.append(Text.subString(m_cursor_pos,
+					Text.size() - m_cursor_pos));
+			Text = s;
+			m_cursor_pos += len;
 		}
+
+		m_blink_start_time = porting::getTimeMs();
+		setTextMarkers(0, 0);
 	}
+
 	breakText();
 	sendGuiEvent(EGET_EDITBOX_CHANGED);
 	calculateScrollPos();

src/gui/guiEditBox.h

@@ -138,6 +138,8 @@ public:
 	virtual void deserializeAttributes(
 			io::IAttributes *in, io::SAttributeReadWriteOptions *options);
 
+	virtual bool acceptsIME() { return isEnabled() && m_writable; };
+
 protected:
 	virtual void breakText() = 0;
 
@@ -156,6 +158,7 @@ protected:
 	virtual s32 getCursorPos(s32 x, s32 y) = 0;
 
 	bool processKey(const SEvent &event);
+	virtual void inputString(const core::stringw &str);
 	virtual void inputChar(wchar_t c);
 
 	//! returns the line number that the cursor is on