message: Make submodules accessible for examples
diff: @@ -26,6 +26,16 @@ visionaray_link_libraries(visionaray_common)
  set(CMD_LINE_DIR ${PROJECT_SOURCE_DIR}/src/3rdparty/CmdLine)
  set(CMD_LINE_INCLUDE_DIR ${CMD_LINE_DIR}/include)
  +
  +set(IMGUI_DIR ${PROJECT_SOURCE_DIR}/src/3rdparty/imgui)
  +set(IMGUI_INCLUDE_DIR ${IMGUI_DIR})
  +
  +set(RAPID_JSON_DIR ${PROJECT_SOURCE_DIR}/src/3rdparty/rapidjson)
  +set(RAPID_JSON_INCLUDE_DIR ${RAPID_JSON_DIR}/include)
  +
  +set(TINYPLY_DIR ${PROJECT_SOURCE_DIR}/src/3rdparty/tinyply)
  +set(TINYPLY_INCLUDE_DIR ${TINYPLY_DIR}/source)
  +
  set(COMMON_DIR ${PROJECT_SOURCE_DIR}/src/common)
  if (NOT EXISTS ${CMD_LINE_DIR}/.git)
  