From 0e582901ee972853999dfc86dbe93093a65cd35b Mon Sep 17 00:00:00 2001 From: Alexander Gavrilov Date: Fri, 22 Jun 2012 20:41:15 +0400 Subject: [PATCH] Update the compile document with some info about df-structures and RPC. --- COMPILE.rst | 23 ++++++++++++++++++++++- Compile.html | 33 ++++++++++++++++++++++++--------- Readme.html | 7 ++++++- 3 files changed, 52 insertions(+), 11 deletions(-) diff --git a/COMPILE.rst b/COMPILE.rst index beb738363..8fca0e1f5 100644 --- a/COMPILE.rst +++ b/COMPILE.rst @@ -152,10 +152,13 @@ Valid and useful build types include 'Release', 'Debug' and ================================ Using the library as a developer ================================ -Currently, the only way to use the library is to write a plugin that can be loaded by it. + +Currently, the most direct way to use the library is to write a plugin that can be loaded by it. All the plugins can be found in the 'plugins' folder. There's no in-depth documentation on how to write one yet, but it should be easy enough to copy one and just follow the pattern. +Other than through plugins, it is possible to use DFHack via remote access interface, or by writing Lua scripts. + The most important parts of DFHack are the Core, Console, Modules and Plugins. * Core acts as the centerpiece of DFHack - it acts as a filter between DF and SDL and synchronizes the various plugins with DF. @@ -171,6 +174,24 @@ The main license is zlib/libpng, some bits are MIT licensed, and some are BSD li Feel free to add your own extensions and plugins. Contributing back to the dfhack repository is welcome and the right thing to do :) +DF data structure definitions +============================= + +DFHack uses information about the game data structures, represented via xml files in the library/xml/ submodule. + +Data structure layouts are described in files following the df.*.xml name pattern. This information is transformed by a perl script into C++ headers describing the structures, and associated metadata for the Lua wrapper. These headers and data are then compiled into the DFHack libraries, thus necessitating a compatibility break every time layouts change; in return it significantly boosts the efficiency and capabilities of DFHack code. + +Global object addresses are stored in symbols.xml, which is copied to the dfhack release package and loaded as data at runtime. + +Remote access interface +======================= + +DFHack supports remote access by exchanging Google protobuf messages via a TCP socket. Both the core and plugins can define remotely accessible methods. The ``dfhack-run`` command uses this interface to invoke ordinary console commands. + +Currently the supported set of requests is limited, because the developers don't know what exactly is most useful. + +Protocol client implementations exist for Java and C#. + Contributing to DFHack ====================== diff --git a/Compile.html b/Compile.html index b0f9e9c6e..e17e57e22 100644 --- a/Compile.html +++ b/Compile.html @@ -334,10 +334,12 @@ ul.auto-toc {
  • Build types
  • Using the library as a developer