虚包：gem-plugin-window

This is a virtual package. See the Debian policy for a definition of virtual packages.

负责填实 gem-plugin-window 的软件包

gem-plugin-glfw3

Graphics Environment for Multimedia - GLFW3 support

gem-plugin-glut

Graphics Environment for Multimedia - GLUT support

gem-plugin-sdl

Graphics Environment for Multimedia - SDL support