110 lines
3.1 KiB
CMake
110 lines
3.1 KiB
CMake
cmake_minimum_required (VERSION 3.8)
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project ("cuda-raytracer" LANGUAGES CUDA CXX C)
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# get the shader files in the build directory
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file(COPY ${CMAKE_SOURCE_DIR}/src/gui/shaders DESTINATION .)
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set(CMAKE_BUILD_TYPE Debug)
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# source files
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file(GLOB_RECURSE SOURCE_FILES
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${CMAKE_SOURCE_DIR}/src/*.c
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${CMAKE_SOURCE_DIR}/src/*.cpp
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${CMAKE_SOURCE_DIR}/src/*.cu)
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# header files
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file(GLOB HEADER_FILES
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${CMAKE_SOURCE_DIR}/src/*.h
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${CMAKE_SOURCE_DIR}/src/*.hpp)
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# imgui - note: could be done as a library as well but this was easier for now
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file(GLOB IMGUI_FILES
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${CMAKE_SOURCE_DIR}/include/imgui/*.h
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${CMAKE_SOURCE_DIR}/include/imgui/*.cpp
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${CMAKE_SOURCE_DIR}/include/imgui/backends/imgui_impl_glfw.*
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${CMAKE_SOURCE_DIR}/include/imgui/backends/imgui_impl_opengl3.*)
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include_directories(${CMAKE_SOURCE_DIR}/include/imgui)
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add_executable(${PROJECT_NAME} ${HEADER_FILES} ${SOURCE_FILES} ${IMGUI_FILES})
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# CUDA has specific architectures - set it to the system's architecture if available (or 70 by default)
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set_target_properties(${PROJECT_NAME} PROPERTIES CUDA_ARCHITECTURES 70)
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set_target_properties(${PROJECT_NAME}
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PROPERTIES
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CUDA_SEPARABLE_COMPILATION ON
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CUDA_RESOLVE_DEVICE_SYMBOLS ON
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)
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# Add .lib files
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link_directories(${CMAKE_SOURCE_DIR}/lib)
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/")
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# Package management
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# OpenGL
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set(OpenGL_GL_PREFERENCE GLVND)
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find_package(OpenGL REQUIRED)
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# GLFW
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find_package(GLFW3 REQUIRED)
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message(STATUS "Found GLFW3 in ${GLFW3_INCLUDE_DIR}")
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# GLAD
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add_library(GLAD "thirdparty/glad.c")
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# CUDA
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find_package(CUDA REQUIRED)
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include_directories("${CUDA_INCLUDE_DIRS}")
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# netcdf
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find_package(netCDF REQUIRED)
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message(STATUS "Found netcdf in ${NETCDF_INCLUDE_DIR}")
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execute_process(
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COMMAND nc-config --includedir
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OUTPUT_VARIABLE NETCDF_INCLUDE_DIR
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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execute_process(
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COMMAND ncxx4-config --libdir
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OUTPUT_VARIABLE NETCDFCXX_LIB_DIR
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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target_include_directories(cuda-raytracer PUBLIC ${netCDF_INCLUDE_DIR})
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find_library(NETCDF_LIB NAMES netcdf-cxx4 netcdf_c++4 PATHS ${NETCDFCXX_LIB_DIR} NO_DEFAULT_PATH)
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set(LIBS ${GLFW3_LIBRARY} ${OPENGL_LIBRARY} GLAD ${CMAKE_DL_LIBS} ${CUDA_LIBRARIES} ${NETCDF_LIB})
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include_directories(
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"${CMAKE_SOURCE_DIR}/src"
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"${CMAKE_SOURCE_DIR}/include"
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"${CMAKE_SOURCE_DIR}/include/glad"
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)
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target_link_libraries(${PROJECT_NAME} ${LIBS})
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function(CUDA_CONVERT_FLAGS EXISTING_TARGET)
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get_property(old_flags TARGET ${EXISTING_TARGET} PROPERTY INTERFACE_COMPILE_OPTIONS)
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if(NOT "${old_flags}" STREQUAL "")
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string(REPLACE ";" "," CUDA_flags "${old_flags}")
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set_property(TARGET ${EXISTING_TARGET} PROPERTY INTERFACE_COMPILE_OPTIONS
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"$<$<BUILD_INTERFACE:$<COMPILE_LANGUAGE:CXX>>:${old_flags}>$<$<BUILD_INTERFACE:$<COMPILE_LANGUAGE:CUDA>>:-Xcompiler=${CUDA_flags}>"
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)
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endif()
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endfunction()
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CUDA_CONVERT_FLAGS(${PROJECT_NAME})
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# check for cache variable set in cmakepresets called IS_CUDA_DEBUG
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if(IS_CUDA_DEBUG)
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target_compile_options(${PROJECT_NAME} PRIVATE "$<$<AND:$<CONFIG:Debug>,$<COMPILE_LANGUAGE:CUDA>>:-G>")
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message(STATUS "CUDA_DEBUG is ON")
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endif()
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