Martino Ferrari
134 lines
4.9 KiB
CMake
134 lines
4.9 KiB
CMake
cmake_minimum_required(VERSION 3.5)
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project(daq_viewer LANGUAGES CXX)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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# ─── Options ─────────────────────────────────────────────────────────
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option(DAQ_USE_SDL2 "Use SDL2 instead of GLFW" OFF)
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option(DAQ_OPENGL3 "Request OpenGL 3.2 core profile" OFF)
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option(DAQ_VENDOR_DEPS "Compile vendored third-party sources" ON)
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# ─── Platform detection ──────────────────────────────────────────────
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if(UNIX AND NOT APPLE)
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find_package(Threads REQUIRED)
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find_package(OpenGL REQUIRED)
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set(DAQ_PLATFORM_LIBS ${CMAKE_THREAD_LIBS_INIT} ${CMAKE_DL_LIBS} ${OPENGL_LIBRARIES})
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if(NOT DAQ_USE_SDL2)
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find_package(X11 REQUIRED)
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list(APPEND DAQ_PLATFORM_LIBS ${X11_LIBRARIES})
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endif()
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endif()
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# ─── Third-party libraries ───────────────────────────────────────────
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set(IMGUI_DIR "${CMAKE_SOURCE_DIR}/third_party/imgui")
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set(IMPLOT_DIR "${CMAKE_SOURCE_DIR}/third_party/implot")
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set(GLFW_DIR "${CMAKE_SOURCE_DIR}/third_party/glfw")
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# --- Dear ImGui ---
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if(DAQ_VENDOR_DEPS AND EXISTS "${IMGUI_DIR}/imgui.cpp")
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file(GLOB IMGUI_SOURCES
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"${IMGUI_DIR}/*.cpp"
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"${IMGUI_DIR}/backends/imgui_impl_glfw.cpp"
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"${IMGUI_DIR}/backends/imgui_impl_opengl2.cpp"
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"${IMGUI_DIR}/backends/imgui_impl_opengl3.cpp"
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)
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add_library(imgui STATIC ${IMGUI_SOURCES})
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target_include_directories(imgui PUBLIC
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"${IMGUI_DIR}"
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"${IMGUI_DIR}/backends"
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)
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target_compile_definitions(imgui PUBLIC
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IMGUI_DISABLE_OBSOLETE_FUNCTIONS=1
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)
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target_compile_definitions(imgui PRIVATE
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$<$<BOOL:${DAQ_OPENGL3}>:IMGUI_IMPL_OPENGL_LOADER_GLAD>
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)
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set(IMGUI_TARGET imgui)
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else()
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message(FATAL_ERROR
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"ImGui sources not found at ${IMGUI_DIR}.\n"
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"Clone https://github.com/ocornut/imgui into third_party/imgui\n"
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"or set DAQ_VENDOR_DEPS=OFF and provide a system-installed ImGui.")
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endif()
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# --- ImPlot ---
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if(DAQ_VENDOR_DEPS AND EXISTS "${IMPLOT_DIR}/implot.cpp")
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add_library(implot STATIC
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"${IMPLOT_DIR}/implot.cpp"
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"${IMPLOT_DIR}/implot_items.cpp"
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)
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target_include_directories(implot PUBLIC "${IMPLOT_DIR}")
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target_link_libraries(implot PUBLIC ${IMGUI_TARGET})
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set(IMPLOT_TARGET implot)
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else()
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message(FATAL_ERROR
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"ImPlot sources not found at ${IMPLOT_DIR}.\n"
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"Clone https://github.com/epezent/implot into third_party/implot")
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endif()
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# --- GLFW (or SDL2) ---
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if(NOT DAQ_USE_SDL2)
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if(EXISTS "${GLFW_DIR}/src/glfw_config.h")
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add_subdirectory("${GLFW_DIR}" glfw_build EXCLUDE_FROM_ALL)
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set(GLFW_TARGET glfw)
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else()
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find_package(glfw3 QUIET)
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if(NOT glfw3_FOUND)
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message(FATAL_ERROR
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"GLFW not found. Options:\n"
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" - Clone https://github.com/glfw/glfw into third_party/glfw\n"
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" - Install libglfw3-dev system package\n"
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" - Set DAQ_USE_SDL2=ON to use SDL2 instead")
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endif()
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set(GLFW_TARGET glfw)
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endif()
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else()
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find_package(SDL2 REQUIRED)
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set(GLFW_TARGET ${SDL2_LIBRARIES})
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endif()
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# ─── Application sources ─────────────────────────────────────────────
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set(DAQ_SOURCES
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src/main.cpp
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src/config.cpp
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src/protocol.cpp
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src/decimator.cpp
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src/trigger_engine.cpp
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src/udp_client.cpp
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src/source.cpp
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src/renderer.cpp
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# ring_buffer.h is header-only (template); .cpp has explicit instantiations
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# kept for backward compatibility but not needed by the new code
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src/ring_buffer.cpp
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)
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add_executable(daq_viewer ${DAQ_SOURCES})
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target_include_directories(daq_viewer PRIVATE src)
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target_link_libraries(daq_viewer PRIVATE
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${IMGUI_TARGET}
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${IMPLOT_TARGET}
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${GLFW_TARGET}
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${DAQ_PLATFORM_LIBS}
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)
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# GL version
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if(DAQ_OPENGL3)
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target_compile_definitions(daq_viewer PRIVATE DAQ_OPENGL3)
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else()
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target_compile_definitions(daq_viewer PRIVATE DAQ_OPENGL2)
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endif()
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# ─── Compiler flags ──────────────────────────────────────────────────
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if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
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target_compile_options(daq_viewer PRIVATE -Wall -Wextra -Wpedantic)
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endif()
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# ─── Install ─────────────────────────────────────────────────────────
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install(TARGETS daq_viewer RUNTIME DESTINATION bin)
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install(FILES config/example.ini DESTINATION share/daq_viewer)
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