221 lines
6.1 KiB
CMake
221 lines
6.1 KiB
CMake
# Assume this project is a root project
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cmake_minimum_required(VERSION 3.5.1)
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set(BUILD_TARGET "usdz_view")
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if (APPLE)
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project(${BUILD_TARGET} CXX C OBJC OBJCXX)
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else()
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project(${BUILD_TARGET} CXX C)
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endif()
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option(USDVIEW_USE_NATIVEFILEDIALOG
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"Use nativefiledialog. Requires gtk+-3 libs on linux to build" ON)
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#option(USDVIEW_ENABLE_PHYSICS "Enable Physics(through Bullet3)" OFF)
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if(EMSCRIPTEN)
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# Disable nfd
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set(USDVIEW_USE_NATIVEFILEDIALOG
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OFF
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CACHE INTERNAL "" FORCE)
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endif()
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# Use embedded version of OpenSubdiv code by default
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set(osd_DIR ${PROJECT_SOURCE_DIR}/../../src/osd)
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# imgui_sdl requires C++14
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set(CMAKE_CXX_STANDARD 14)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS OFF)
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# cmake modules
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list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/../../cmake)
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list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/../../cmake/sanitizers)
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find_package(Sanitizers) # Address sanitizer (-DSANITIZE_ADDRESS=ON)
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if(USDVIEW_USE_NATIVEFILEDIALOG)
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add_subdirectory(${PROJECT_SOURCE_DIR}/../common/nativefiledialog-extended
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nfd_build)
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endif()
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# TODO: Support physics using bullet3
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#if(USDVIEW_ENABLE_PHYSICS)
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#
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# # https://stackoverflow.com/questions/41700463/push-pop-a-cmake-variable
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# function(ADD_BULLET3_LIB)
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# set(BUILD_CPU_DEMOS
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# OFF
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# CACHE INTERNAL "" FORCE)
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# set(BUILD_UNIT_TESTS
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# OFF
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# CACHE INTERNAL "" FORCE)
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# set(BUILD_EXTRAS
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# OFF
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# CACHE INTERNAL "" FORCE)
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# if(MSVC)
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# # StaticLib conflicts usd_view build itself. so link with dll as a work around.
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# set(USE_MSVC_RUNTIME_LIBRARY_DLL
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# ON
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# CACHE INTERNAL "" FORCE)
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# endif()
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# add_subdirectory(../common/bullet3 bullet3_build)
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# endfunction()
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#
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# add_bullet3_lib()
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#endif()
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#find_package(OpenGL REQUIRED)
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# https://stackoverflow.com/questions/41700463/push-pop-a-cmake-variable
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function(ADD_SDL2_LIB)
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# Disable OpenGL
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set(VIDEO_OPENGL
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OFF
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CACHE INTERNAL "" FORCE)
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set(VIDEO_OPENGLES
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OFF
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CACHE INTERNAL "" FORCE)
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set(VIDEO_WAYLAND
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OFF
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CACHE INTERNAL "" FORCE)
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# Enable static lib only
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set(SDL_SAHARED
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OFF
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CACHE INTERNAL "" FORCE)
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set(SDL_STATIC
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ON
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CACHE INTERNAL "" FORCE)
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add_subdirectory(../common/SDL2-2.28.0/ SDL2)
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endfunction()
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if(EMSCRIPTEN)
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# Use emcc ported SDL2
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# https://stackoverflow.com/questions/61590519/how-to-use-emscripten-ports-sdl2-and-freetype-with-cmake
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# Assume `suzanne.usdc` is coped to build directory with PRE_BUILD custom command
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# TODO: Read USD file from JS world
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# TODO: Use max memory size.
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set(USE_COMPILE_FLAGS
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"-sUSE_SDL=2 -sUSE_FREETYPE=1"
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)
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set(USE_LINK_FLAGS
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"--embed-file suzanne.usdc"
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)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${USE_COMPILE_FLAGS}")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${USE_COMPILE_FLAGS}")
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set(CMAKE_EXE_LINKER_FLAGS
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"${CMAKE_EXE_LINKER_FLAGS} ${USE_LINK_FLAGS} -s ALLOW_MEMORY_GROWTH=1")
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set(CMAKE_EXECUTABLE_SUFFIX .html)
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set(USDVIEW_SDL2_LIBRARIES ${SDL2_LIBRARIES})
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else()
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add_sdl2_lib()
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set(USDVIEW_SDL2_LIBRARIES SDL2-static SDL2main)
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endif()
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if(WIN32)
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# do nothing.
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elseif(APPLE)
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find_library(COCOA Cocoa REQUIRED)
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elseif(EMSCRIPTEN)
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# do nothing
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else()
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find_package(X11 REQUIRED)
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endif()
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# [tinyusdz]
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add_subdirectory(../../ tinyusdz)
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list(
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APPEND
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SOURCES
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main.cc
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simple-render.cc
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gui.cc
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)
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set(GUI_SOURCES
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../common/trackball.cc
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../common/matrix.cc
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../common/imgui/imgui.cpp
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../common/imgui/imgui_draw.cpp
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../common/imgui/imgui_widgets.cpp
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../common/imgui/imgui_tables.cpp
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../common/imgui/imgui_impl_sdl.cpp
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../common/imgui/imgui_impl_sdlrenderer.cpp
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# imnodes
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../common/imnodes/imnodes.cpp)
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add_executable(${BUILD_TARGET} ${SOURCES} ${GUI_SOURCES})
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add_sanitizers(${BUILD_TARGET})
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target_compile_options(${BUILD_TARGET} PRIVATE ${EXT_COMPILE_OPTIONS})
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if(UNIX)
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target_include_directories(${BUILD_TARGET} PUBLIC ${X11_INCLUDE_DIR})
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endif()
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target_include_directories(${BUILD_TARGET}
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PRIVATE "${PROJECT_SOURCE_DIR}/../common")
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target_include_directories(${BUILD_TARGET}
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PRIVATE "${PROJECT_SOURCE_DIR}/../common/imgui")
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target_include_directories(${BUILD_TARGET}
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PRIVATE "${PROJECT_SOURCE_DIR}/../common/imnodes")
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# tinyusdz dir
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target_include_directories(${BUILD_TARGET}
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PRIVATE "${PROJECT_SOURCE_DIR}/../../src/")
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if(USDVIEW_USE_NATIVEFILEDIALOG)
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target_compile_definitions(${BUILD_TARGET}
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PRIVATE "USDVIEW_USE_NATIVEFILEDIALOG")
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list(APPEND EXT_LIBRARIES nfd)
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endif()
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#if(USDVIEW_ENABLE_PHYSICS)
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# target_compile_definitions(${BUILD_TARGET} PRIVATE "USDVIEW_USE_BULLET3")
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# target_include_directories(
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# ${BUILD_TARGET} PRIVATE "${PROJECT_SOURCE_DIR}/../common/bullet3/src")
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# list(APPEND EXT_LIBRARIES BulletDynamics BulletCollision Bullet3Common
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# LinearMath)
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#endif()
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if(WIN32)
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# nothing.
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elseif(APPLE)
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list(APPEND EXT_LIBRARIES ${COCOA})
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else()
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list(APPEND EXT_LIBRARIES ${X11_LIBRARIES})
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endif()
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target_link_libraries(${BUILD_TARGET} PRIVATE ${USDVIEW_SDL2_LIBRARIES} tinyusdz::tinyusdz_static
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${EXT_LIBRARIES} ${CMAKE_DL_LIBS})
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if(EMSCRIPTEN)
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add_custom_command(
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TARGET ${BUILD_TARGET}
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PRE_BUILD # Adds a post-build event to MyTest
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COMMAND
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${CMAKE_COMMAND} -E
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copy_if_different # which executes "cmake - E copy_if_different..."
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"${PROJECT_SOURCE_DIR}/../../models/suzanne.usdc" # src
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$<TARGET_FILE_DIR:${BUILD_TARGET}>) # dest
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endif()
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source_group("Source Files" FILES ${SOURCES})
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# [VisualStudio]
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if(WIN32)
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# Set ${LIDIA_BUILD_TARGET} as a startup project for VS IDE
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set_property(DIRECTORY PROPERTY VS_STARTUP_PROJECT ${BUILD_TARGET})
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# For easier debugging in VS IDE(cmake 3.8.0 or later required) Set working
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# directory to ${LIDIA_BUILD_TARGET} git repo root.
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if(CMAKE_VERSION VERSION_GREATER 3.8.0)
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set_target_properties(
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${BUILD_TARGET} PROPERTIES VS_DEBUGGER_WORKING_DIRECTORY
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"${CMAKE_CURRENT_SOURCE_DIR}")
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endif()
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endif()
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