Migrate fps camera (#281)

* Move fps view controller

* Add to plugins_description.xml

* Make everything compile and fix linters

* Add tests

* Fix reset function

* Minor refactoring of fps_view_controller

* Move header to include folder

rviz_default_plugins/CMakeLists.txt

@@ -139,6 +139,7 @@ set(rviz_default_plugins_source_files
   src/rviz_default_plugins/tools/move/move_tool.cpp
   src/rviz_default_plugins/tools/point/point_tool.cpp
   src/rviz_default_plugins/tools/select/selection_tool.cpp
+  src/rviz_default_plugins/view_controllers/fps/fps_view_controller.cpp
   src/rviz_default_plugins/view_controllers/orbit/orbit_view_controller.cpp
   src/rviz_default_plugins/view_controllers/ortho/fixed_orientation_ortho_view_controller.cpp
   src/rviz_default_plugins/view_controllers/xy_orbit/xy_orbit_view_controller.cpp
@@ -464,7 +465,20 @@ if(BUILD_TESTING)
         ${TEST_LINK_LIBRARIES})
     endif()
 
-    if(EnableVisualTests STREQUAL "True")
+    ament_add_gmock(fps_view_controller_test
+      test/rviz_default_plugins/view_controllers/fps/fps_view_controller_test.cpp
+      test/rviz_default_plugins/view_controllers/view_controller_test_fixture.hpp
+      test/rviz_default_plugins/displays/display_test_fixture.cpp
+      test/rviz_default_plugins/scene_graph_introspection.cpp
+      APPEND_ENV AMENT_PREFIX_PATH=${CMAKE_INSTALL_PREFIX} PATH=${CMAKE_INSTALL_PREFIX}/bin;${CMAKE_INSTALL_PREFIX}/opt/rviz_assimp_vendor/bin;${CMAKE_INSTALL_PREFIX}/opt/rviz_yaml_cpp_vendor/bin;${CMAKE_INSTALL_PREFIX}/opt/rviz_ogre_vendor/bin)
+    if(TARGET fps_view_controller_test)
+      target_include_directories(fps_view_controller_test PUBLIC
+        ${TEST_INCLUDE_DIRS})
+      target_link_libraries(fps_view_controller_test
+        ${TEST_LINK_LIBRARIES})
+    endif()
+
+if(EnableVisualTests STREQUAL "True")
       find_package(ament_index_cpp REQUIRED)
 
       ament_add_gtest(camera_display_visual_test