• gen_rand() : test_ik_with_cost.cpp
• main() : main.cpp , test_ik_with_cost.cpp
• NOT_NEAR() : test_ik_with_cost.cpp
• PLUGINLIB_EXPORT_CLASS() : pr2_arm_kinematics_plugin.cpp , pr2_moveit_controller_manager.cpp , pr2_constraint_sampler.cpp
• test() : test_ik_with_cost.cpp