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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 20 |
1 files changed, 3 insertions, 17 deletions
@@ -1,4 +1,4 @@ -# EntityX - A fast, type-safe C++ Entity Component System +# EntityX - A fast, type-safe C++ Entity Component System [](https://travis-ci.org/alecthomas/entityx) @@ -15,6 +15,7 @@ You can also contact me directly via [email](mailto:alec@swapoff.org) or [Twitte ## Recent Notable Changes +- 2013-10-29 - Boost has been removed as a primary dependency for builds not using python. - 2013-08-21 - Remove dependency on `boost::signal` and switch to embedded [Simple::Signal](http://timj.testbit.eu/2013/cpp11-signal-system-performance/). - 2013-08-18 - Destroying an entity invalidates all other references - 2013-08-17 - Python scripting, and a more robust build system @@ -281,7 +282,6 @@ EntityX has the following build and runtime requirements: - A C++ compiler that supports a basic set of C++11 features (ie. Clang >= 3.1, GCC >= 4.7, and maybe (untested) VC++ with the [Nov 2012 CTP](http://www.microsoft.com/en-us/download/details.aspx?id=35515)). - [CMake](http://cmake.org/) -- [Boost](http://boost.org) `1.48.0` (headers only unless using boost::python). ### C++11 compiler and library support @@ -291,22 +291,12 @@ C++11 support is quite...raw. To make life more interesting, C++ support really On OSX you must use Clang as the GCC version is practically prehistoric. -EntityX can build against libstdc++ (GCC with no C++11 library support) or libc++ (Clang with C++11 library support), though you will need to ensure that Boost is built with the same standard library. - I use Homebrew, and the following works for me: For libstdc++: ```bash -brew install boost -cmake -DENTITYX_BUILD_SHARED=0 -DENTITYX_BUILD_TESTING=1 -DENTITYX_USE_STD_SHARED_PTR=1 -DENTITYX_USE_CPP11_STDLIB=0 .. -``` - -For libc++ (with C++11 support): - -```bash -brew install boost --with-c++11 -cmake -DENTITYX_BUILD_SHARED=0 -DENTITYX_BUILD_TESTING=1 -DENTITYX_USE_STD_SHARED_PTR=1 -DENTITYX_USE_CPP11_STDLIB=1 .. +cmake -DENTITYX_BUILD_SHARED=0 -DENTITYX_BUILD_TESTING=1 .. ``` ### Installing on Ubuntu 12.04 @@ -338,14 +328,10 @@ Once these dependencies are installed you should be able to build and install En - `-DENTITYX_BUILD_PYTHON=1` - Build Python scripting integration. - `-DENTITYX_BUILD_TESTING=1` - Build tests (run with `make test`). - `-DENTITYX_RUN_BENCHMARKS=1` - In conjunction with `-DENTITYX_BUILD_TESTING=1`, also build benchmarks. -- `-DENTITYX_USE_CPP11_STDLIB=1` - For Clang, specify whether to use `-stdlib=libc++`. -- `-DENTITYX_USE_STD_SHARED_PTR=1` - Use `std::shared_ptr<T>` (and friends) rather than the Boost equivalents. This does not eliminate the need for Boost, but is useful if the rest of your application uses `std::shared_ptr<T>`. - `-DENTITYX_MAX_COMPONENTS=64` - Override the maximum number of components that can be assigned to each entity. - `-DENTITYX_BUILD_SHARED=1` - Whether to build shared libraries (defaults to 1). - `-DENTITYX_BUILD_TESTING=0` - Whether to build tests (defaults to 0). Run with "make && make test". -For a production build, you'll typically only need the `-DENTITYX_USE_STD_SHARED_PTR=1` flag, if any. - Once you have selected your flags, build and install with: ```sh |