box2d安装 UBUNTU18

要在Ubuntu 18上安装box2d，您需要按照以下步骤进行操作：
1. 首先，安装swig：
sudo apt-get install -y swig

2. 然后，安装gym的box2d模块：
pip install gym[box2d]

这样，您就成功地在Ubuntu 18上安装了box2d。

相关问题

ERROR: Failed building wheel for box2d-py 用中文回答

出现这个错误是因为安装box2d-py时缺少必要的编译工具，需要先安装相关的编译工具。

可以尝试使用以下命令安装相关编译工具：

- 在Ubuntu系统中，使用以下命令安装编译工具：

  sudo apt-get install build-essential

- 在CentOS系统中，使用以下命令安装编译工具：

  sudo yum groupinstall "Development Tools"

安装完编译工具后，再重新安装box2d-py即可。

Could not build wheels for box2d-py, which is required to install pyproject.toml-based projects

This error message indicates that the installation of a Python package (probably via pip) has failed because the package "box2d-py" could not be built correctly. The package "box2d-py" is a Python wrapper for the Box2D physics engine, and is sometimes required by other Python packages that have physics-related functionality.

To resolve this issue, you can try the following steps:

1. Make sure you have the latest version of pip installed by running `pip install --upgrade pip`.

2. Install the required system dependencies for building "box2d-py". On a Debian-based system, such as Ubuntu or Raspberry Pi OS, you can do this by running `sudo apt-get install build-essential python-dev swig`. On other systems, you may need to install similar packages.

3. Try installing "box2d-py" separately first, by running `pip install box2d-py`. If this succeeds, you can then try installing the original package that was giving the error again.

4. If none of the above steps work, you can try installing the pre-built binary package of "box2d-py" by running `pip install box2d-py-bin`, which may avoid the need to build the package from source.

I hope this helps! Let me know if you have any further questions.