remove zmq/protobuf from traffic plugin for now

Author: opatut

src/OpenCOVER/plugins/hlrs/Traffic/CMakeLists.txt

@@ -1,17 +1,12 @@
 using(osgcal)
 
-find_package(cppzmq)
-find_package(Protobuf REQUIRED)
-
-protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS traffic_simulator.proto) 
 
 set(HEADERS
     Traffic.h
     Geometry.h
     PedestrianGeometry.h
     CarGeometry.h
     Connector.h
-    ConnectorZmq.h
     sumo/ConnectorSumo.h
     sumo/socket.h
     sumo/storage.h
@@ -20,40 +15,26 @@ set(HEADERS
     sumo/TraCIConstants.h
     sumo/config.h
 )
+
 set(SOURCES
     Traffic.cpp
     Geometry.cpp
     PedestrianGeometry.cpp
     CarGeometry.cpp
-    ConnectorZmq.cpp
     sumo/ConnectorSumo.cpp
     sumo/socket.cpp
     sumo/storage.cpp
     sumo/TraCIAPI.cpp
 )
 
-INCLUDE_DIRECTORIES(
+include_directories(
     ${OSGCAL_INCLUDE_DIR}
-    ${PROTOBUF_INCLUDE_DIRS}
 )
 
-# Fix protobuf linking. Thanks, mvf!
-# https://github.com/protocolbuffers/protobuf/issues/12637#issuecomment-1871458639
-string(REGEX REPLACE "^[0-9]+\.([0-9]+\.[0-9]+)$" "\\1.0" proto_libver "${Protobuf_VERSION}")
-if(proto_libver VERSION_GREATER_EQUAL "22")
-    find_package(PkgConfig REQUIRED)
-    pkg_check_modules(protobuf REQUIRED IMPORTED_TARGET protobuf=${proto_libver})
-    set(PROTO_LIB PkgConfig::protobuf)
-else()
-    set(PROTO_LIB protobuf::libprotobuf)
-endif()
-
-cover_add_plugin(Traffic ${HEADERS} ${PROTO_HDRS} ${SOURCES} ${PROTO_SRCS})
+cover_add_plugin(Traffic ${HEADERS} ${SOURCES})
 
 target_link_libraries(Traffic 
     ${EXTRA_LIBS}
     ${OSGCAL_LIBRARIES}
-    cppzmq
-    ${PROTO_LIB}
 )