diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.txt | 238 | ||||
| -rw-r--r-- | doc/changelog.txt | 11 | ||||
| -rw-r--r-- | doc/mapformat.txt | 89 | ||||
| -rw-r--r-- | doc/protocol.txt | 72 |
4 files changed, 171 insertions, 239 deletions
diff --git a/doc/README.txt b/doc/README.txt deleted file mode 100644 index 645e2a560..000000000 --- a/doc/README.txt +++ /dev/null @@ -1,238 +0,0 @@ -Minetest-c55 ---------------- -An InfiniMiner/Minecraft inspired game. -Copyright (c) 2010-2011 Perttu Ahola <celeron55@gmail.com> - -Further documentation: ----------------------- -- Website: http://celeron.55.lt/~celeron55/minetest/ -- Wiki: http://celeron.55.lt/~celeron55/minetest/wiki/ -- Forum: http://celeron.55.lt/~celeron55/minetest/forum/ - -This is a development version: ------------------------------- -- Don't expect it to work as well as a finished game will. -- Please report any bugs to me. That way I can fix them to the next release. - - debug.txt is useful when the game crashes. - -Controls: ---------- -- See the in-game pause menu -- Settable in the configuration file, see the section below. - -Map directory: --------------- -- Map is stored in a directory, which can be removed to generate a new map. -- There is a command-line option for it: --map-dir -- For a RUN_IN_PLACE build, it is located in: - ../map -- Otherwise something like this: - Windows: C:\Documents and Settings\user\Application Data\minetest\map - Linux: ~/.minetest/map - OS X: ~/Library/Application Support/minetest/map - -Configuration file: -------------------- -- An optional configuration file can be used. See minetest.conf.example. -- Path to file can be passed as a parameter to the executable: - --config <path-to-file> -- Defaults: - - If built with -DRUN_IN_PLACE=1: - ../minetest.conf - ../../minetest.conf - - Otherwise something like this: - Windows: C:\Documents and Settings\user\Application Data\minetest\minetest.conf - Linux: ~/.minetest/minetest.conf - OS X: ~/Library/Application Support/minetest.conf - -Command-line options: ---------------------- -- Use --help - -Compiling on GNU/Linux: ------------------------ - -Install dependencies. Here's an example for Debian/Ubuntu: -$ apt-get install build-essential libirrlicht-dev cmake libbz2-dev libpng12-dev libjpeg8-dev libxxf86vm-dev libgl1-mesa-dev - -Download source, extract (this is the URL to the latest of source repository, which might not work at all times): -$ wget https://bitbucket.org/celeron55/minetest/get/tip.tar.gz -$ tar xf tip.tar.gz -$ cd minetest - -Build a version that runs directly from the source directory: -$ cmake . -DRUN_IN_PLACE=1 -$ make -j2 - -Run it: -$ cd bin -$ ./minetest - -- Use cmake . -LH to see all CMake options and their current state -- If you want to install it system-wide (or are making a distribution package), you will want to use -DRUN_IN_PLACE=0 -- You can build a bare server or a bare client by specifying -DBUILD_CLIENT=0 or -DBUILD_SERVER=0 -- You can select between Release and Debug build by -DCMAKE_BUILD_TYPE=<Debug or Release> - - Note that the Debug build is considerably slower - -Compiling on Windows: ---------------------- - -- You need: - * CMake: - http://www.cmake.org/cmake/resources/software.html - * MinGW or Visual Studio - http://www.mingw.org/ - http://msdn.microsoft.com/en-us/vstudio/default - * Irrlicht SDK 1.7: - http://irrlicht.sourceforge.net/downloads.html - * Zlib headers (zlib125.zip) - http://www.winimage.com/zLibDll/index.html - * Zlib library (zlibwapi.lib and zlibwapi.dll from zlib125dll.zip): - http://www.winimage.com/zLibDll/index.html - * And, of course, Minetest-c55: - http://celeron.55.lt/~celeron55/minetest/download -- Steps: - - Select a directory called DIR hereafter in which you will operate. - - Make sure you have CMake and a compiler installed. - - Download all the other stuff to DIR and extract them into there. All those - packages contain a nice base directory in them, which should end up being - the direct subdirectories of DIR. - - You will end up with a directory structure like this (+=dir, -=file): - ----------------- - + DIR - - zlib-1.2.5.tar.gz - - zlib125dll.zip - - irrlicht-1.7.1.zip - - 110214175330.zip (or whatever, this is the minetest source) - + zlib-1.2.5 - - zlib.h - + win32 - ... - + zlib125dll - - readme.txt - + dll32 - ... - + irrlicht-1.7.1 - + lib - + include - ... - + minetest - + src - + doc - - CMakeLists.txt - ... - ----------------- - - Start up the CMake GUI - - Select "Browse Source..." and select DIR/minetest - - Now, if using MSVC: - - Select "Browse Build..." and select DIR/minetest-build - - Else if using MinGW: - - Select "Browse Build..." and select DIR/minetest - - Select "Configure" - - Select your compiler - - It will warn about missing stuff, ignore that at this point. (later don't) - - Make sure the configuration is as follows - (note that the versions may differ for you): - ----------------- - BUILD_CLIENT [X] - BUILD_SERVER [ ] - CMAKE_BUILD_TYPE Release - CMAKE_INSTALL_PREFIX DIR/minetest-install - IRRLICHT_SOURCE_DIR DIR/irrlicht-1.7.1 - RUN_IN_PLACE [X] - WARN_ALL [ ] - ZLIB_DLL DIR/zlib125dll/dll32/zlibwapi.dll - ZLIB_INCLUDE_DIR DIR/zlib-1.2.5 - ZLIB_LIBRARIES DIR/zlib125dll/dll32/zlibwapi.lib - ----------------- - - Hit "Configure" - - Hit "Generate" - If using MSVC: - - Open the generated minetest.sln - - The project defaults to the "Debug" configuration. Make very sure to - select "Release", unless you want to debug some stuff (it's slower) - - Build the ALL_BUILD project - - Build the INSTALL project - - You should now have a working game with the executable in - DIR/minetest-install/bin/minetest.exe - - Additionally you may create a zip package by building the PACKAGE - project. - If using MinGW: - - Using the command line, browse to the build directory and run 'make' - (or mingw32-make or whatever it happens to be) - - You should now have a working game with the executable in - DIR/minetest/bin/minetest.exe - -License of Minetest-c55 ------------------------ - -Minetest-c55 -Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com> - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License along -with this program; if not, write to the Free Software Foundation, Inc., -51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - -Irrlicht ---------------- - -This program uses the Irrlicht Engine. http://irrlicht.sourceforge.net/ - - The Irrlicht Engine License - -Copyright © 2002-2005 Nikolaus Gebhardt - -This software is provided 'as-is', without any express or implied -warranty. In no event will the authors be held liable for any damages -arising from the use of this software. - -Permission is granted to anyone to use this software for any purpose, -including commercial applications, and to alter it and redistribute -it freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you - must not claim that you wrote the original software. If you use - this software in a product, an acknowledgment in the product - documentation would be appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must - not be misrepresented as being the original software. - 3. This notice may not be removed or altered from any source - distribution. - - -JThread ---------------- - -This program uses the JThread library. License for JThread follows: - -Copyright (c) 2000-2006 Jori Liesenborgs (jori.liesenborgs@gmail.com) - -Permission is hereby granted, free of charge, to any person obtaining a -copy of this software and associated documentation files (the "Software"), -to deal in the Software without restriction, including without limitation -the rights to use, copy, modify, merge, publish, distribute, sublicense, -and/or sell copies of the Software, and to permit persons to whom the -Software is furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included -in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING -FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS -IN THE SOFTWARE. - - diff --git a/doc/changelog.txt b/doc/changelog.txt index f43a68f12..5a01b6bc4 100644 --- a/doc/changelog.txt +++ b/doc/changelog.txt @@ -3,7 +3,12 @@ Minetest-c55 changelog This should contain all the major changes. For minor stuff, refer to the commit log of the repository. -X: +2011-06-02: +- Password crash on windows fixed +- Optimized server CPU usage a lot +- Furnaces now work also while players are not near to them + +2011-05-29: - Optimized smooth lighting - A number of small fixes - Added clouds and simple skyboxes @@ -13,6 +18,10 @@ X: - Slightly updated map format - Player passwords - All textures first searched from texture_path +- Map directory ("map") has been renamed to "world" (just rename it to load an old world) +- Mouse inversion (invert_mouse) +- Grass doesn't grow immediately anymore +- Fence added 2011-04-24: - Smooth lighting with simple ambient occlusion diff --git a/doc/mapformat.txt b/doc/mapformat.txt new file mode 100644 index 000000000..a0241804e --- /dev/null +++ b/doc/mapformat.txt @@ -0,0 +1,89 @@ +I'll try to quickly document the newest block format in here (might contain +errors). Refer to the mapgen or minetestmapper script for the directory +structure and file naming. There are two sector namings possible, +sector/XXXXZZZZ and sector/XXX/ZZZ. + +There also exists files map_meta.txt and chunk_meta, that are used by the +generator. If they are not found or invalid, the generator will currently +behave quite strangely. + +The MapBlock file format (sectors2/XXX/ZZZ/YYYY): +------------------------------------------------- + +NOTE: Byte order is MSB first. + +u8 version +- map format version number, this one is version 17 + +u8 flags +- Flag bitmasks: + - 0x01: is_underground: Should be set to 0 if there will be no light + obstructions above the block. If/when sunlight of a block is updated and + there is no block above it, this value is checked for determining whether + sunlight comes from the top. + - 0x02: day_night_differs: Whether the lighting of the block is different on + day and night. Only blocks that have this bit set are updated when day + transforms to night. + - 0x04: lighting_expired: If true, lighting is invalid and should be updated. + If you can't calculate lighting in your generator properly, you could try + setting this 1 to everything and setting the uppermost block in every + sector as is_underground=0. I am quite sure it doesn't work properly, + though. + +zlib-compressed map data: +- content: + u8[4096]: content types + u8[4096]: param1 values + u8[4096]: param2 values + +zlib-compressed node metadata +- content: + u16 version (=1) + u16 count of metadata + foreach count: + u16 position (= p.Z*MAP_BLOCKSIZE*MAP_BLOCKSIZE + p.Y*MAP_BLOCKSIZE + p.X) + u16 type_id + u16 content_size + u8[content_size] misc. stuff contained in the metadata + +u16 mapblockobject_count +- always write as 0. +- if read != 0, just fail. + +foreach mapblockobject_count: + - deprecated, should not be used. Length of this data can only be known by + properly parsing it. Just hope not to run into any of this. + +u8 static object version: +- currently 0 + +u16 static_object_count + +foreach static_object_count: + u8 type (object type-id) + s32 pos_x * 1000 + s32 pos_y * 1000 + s32 pos_z * 1000 + u16 data_size + u8[data_size] data + +u32 timestamp +- Timestamp when last saved, as seconds from starting the game. +- 0xffffffff = invalid/unknown timestamp, nothing will be done with the time + difference when loaded (recommended) + +Node metadata format: +--------------------- + +Sign metadata: + u16 string_len + u8[string_len] string + +Furnace metadata: + TBD + +Chest metadata: + TBD + +// END + diff --git a/doc/protocol.txt b/doc/protocol.txt new file mode 100644 index 000000000..da2d3394f --- /dev/null +++ b/doc/protocol.txt @@ -0,0 +1,72 @@ +Minetest-c55 protocol (incomplete, early draft): +Updated 2011-06-18 + +A custom protocol over UDP. +Integers are big endian. +Refer to connection.{h,cpp} for further reference. + +Initialization: +- A dummy reliable packet with peer_id=PEER_ID_INEXISTENT=0 is sent to the server: + - Actually this can be sent without the reliable packet header, too, i guess, + but the sequence number in the header allows the sender to re-send the + packet without accidentally getting a double initialization. + - Packet content: + # Basic header + u32 protocol_id = PROTOCOL_ID = 0x4f457403 + u16 sender_peer_id = PEER_ID_INEXISTENT = 0 + u8 channel = 0 + # Reliable packet header + u8 type = TYPE_RELIABLE = 3 + u16 seqnum = SEQNUM_INITIAL = 65500 + # Original packet header + u8 type = TYPE_ORIGINAL = 1 + # And no actual payload. +- Server responds with something like this: + - Packet content: + # Basic header + u32 protocol_id = PROTOCOL_ID = 0x4f457403 + u16 sender_peer_id = PEER_ID_INEXISTENT = 0 + u8 channel = 0 + # Reliable packet header + u8 type = TYPE_RELIABLE = 3 + u16 seqnum = SEQNUM_INITIAL = 65500 + # Control packet header + u8 type = TYPE_CONTROL = 0 + u8 controltype = CONTROLTYPE_SET_PEER_ID = 1 + u16 peer_id_new = assigned peer id to client (other than 0 or 1) +- Then the connection can be disconnected by sending: + - Packet content: + # Basic header + u32 protocol_id = PROTOCOL_ID = 0x4f457403 + u16 sender_peer_id = whatever was gotten in CONTROLTYPE_SET_PEER_ID + u8 channel = 0 + # Control packet header + u8 type = TYPE_CONTROL = 0 + u8 controltype = CONTROLTYPE_DISCO = 2 + +- Here's a quick untested connect-disconnect done in PHP: +# host: ip of server (use gethostbyname(hostname) to get from a dns name) +# port: port of server +function check_if_minetestserver_up($host, $port) +{ + $socket = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP); + $timeout = array("sec" => 1, "usec" => 0); + socket_set_option($socket, SOL_SOCKET, SO_RCVTIMEO, $timeout); + $buf = "\x4f\x45\x74\x03\x00\x00\x00\x03\xff\xdc\x01"; + socket_sendto($socket, $buf, strlen($buf), 0, $host, $port); + $buf = socket_read($socket, 1000); + if($buf != "") + { + # We got a reply! read the peer id from it. + $peer_id = substr($buf, 9, 2); + + # Disconnect + $buf = "\x4f\x45\x74\x03".$peer_id."\x00\x00\x02"; + socket_sendto($socket, $buf, strlen($buf), 0, $host, $port); + socket_close($socket); + + return true; + } + return false; +} + |