Starting in ROS Electric, Assimp is installed as a rosdep system dependency. This means that you compile against Assimp without requiring any ROS-specific build tools. At the same time, Assimp 1 has been replaced by Assimp 2.

Electric: Porting to system dependency

Starting in ROS Electric, Assimp 2 is installed as a system dependency. This means that you compile against Assimp 2 without requiring any ROS-specific build tools.

CMakeLists.txt

You need to explicitly link against against the Assimp library:

target_link_libraries(${PROJECT_NAME} assimp)

Package/stack dependencies

Assimp is defined in the common_rosdeps stack/package. You will need to update

1. manifest.xml

     <depend package="common_rosdeps" />
     <rosdep name="assimp" />

2. stack.xml

     <depend stack="common_rosdeps" />

Documentation

Please see the Assimp homepage for documentation on the Assimp library. See also the Assimp API Documentation.