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cmake_minimum_required(VERSION 3.18)
# CMP0091 allows for MSVC ABI targetting via CMAKE_MSVC_RUNTIME_LIBRARY
# from CMake 3.15 and above. Must come before project().
if(POLICY CMP0091)
cmake_policy(SET CMP0091 NEW)
endif()
if(POLICY CMP0074)
cmake_policy(SET CMP0074 NEW)
endif()
#project(vdb_tool LANGUAGES CXX)
#set(CMAKE_CXX_STANDARD 14)
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release" CACHE STRING
"Choose the type of build, supported options are: Debug Release."
FORCE)
endif()
list(APPEND CMAKE_MODULE_PATH ${OPENVDB_CMAKE_PATH})
# Pseudo library to manage dependencies
add_library(vdb_tool_common INTERFACE)
# Optional components
option(BUILD_TEST "Build unit tests" OFF)
option(OPENVDB_TOOL_USE_NANO "Compile with NanoVDB support" OFF)
option(OPENVDB_TOOL_NANO_USE_ZIP "Compile NanoVDB with zip compression support. Requires OPENVDB_TOOL_USE_NANO=ON to have effect" ON)
option(OPENVDB_TOOL_NANO_USE_BLOSC "Compile NanoVDB with Blosc compression support. Requires OPENVDB_TOOL_USE_NANO=ON to have effect" ON)
option(OPENVDB_TOOL_USE_PNG "Compile with PNG support" OFF)
option(OPENVDB_TOOL_USE_EXR "Compile with EXR support" OFF)
option(OPENVDB_TOOL_USE_JPG "Compile with JPG support" OFF)
option(OPENVDB_TOOL_USE_ABC "Compile with Alembic support" OFF)
option(OPENVDB_TOOL_USE_ALL "Compile with all optional components" OFF)
if(OPENVDB_TOOL_USE_ALL)
set(OPENVDB_TOOL_USE_NANO ON)
set(OPENVDB_TOOL_USE_PNG ON)
set(OPENVDB_TOOL_USE_EXR ON)
set(OPENVDB_TOOL_USE_JPG ON)
set(OPENVDB_TOOL_USE_ABC ON)
endif()
if(OPENVDB_TOOL_USE_NANO)
target_compile_definitions(vdb_tool_common INTERFACE "VDB_TOOL_USE_NANO")
if(OPENVDB_TOOL_NANO_USE_ZIP)
target_compile_definitions(vdb_tool_common INTERFACE "NANOVDB_USE_ZIP")
find_package(ZLIB REQUIRED)
target_link_libraries(vdb_tool_common INTERFACE ZLIB::ZLIB)
endif()
if(OPENVDB_TOOL_NANO_USE_BLOSC)
target_compile_definitions(vdb_tool_common INTERFACE "NANOVDB_USE_BLOSC")
find_package(Blosc REQUIRED)
target_link_libraries(vdb_tool_common INTERFACE blosc)
endif()
#target_include_directories(vdb_tool_common INTERFACE ${PROJECT_SOURCE_DIR}/../nanovdb/)
if(NOT OPENVDB_BUILD_NANOVDB)
find_package(OpenVDB COMPONENTS nanovdb)
if(NOT OpenVDB_nanovdb_FOUND OR NOT OpenVDB_FOUND)
message(FATAL_ERROR
" Couldn't find NanoVDB\n"
" Either set OPENVDB_CMAKE_PATH to <OpenVDB install path>/lib/cmake/OpenVDB"
" or please pass -DUSE_NANOVDB=ON as a cmake argument.")
endif()
set(NANOVDB_LIB OpenVDB::nanovdb)
target_include_directories(vdb_tool_common INTERFACE ${OPENVDB_nanovdb_INCLUDE_DIR})
else()
set(NANOVDB_LIB nanovdb)
endif()
target_link_libraries(vdb_tool_common INTERFACE ${NANOVDB_LIB})
endif()
if(OPENVDB_TOOL_USE_PNG)
target_compile_definitions(vdb_tool_common INTERFACE "VDB_TOOL_USE_PNG")
if(WIN32)
find_package(libpng CONFIG REQUIRED)
else()
find_package(PNG REQUIRED)
endif()
target_link_libraries(vdb_tool_common INTERFACE png)
endif()
if(OPENVDB_TOOL_USE_JPG)
target_compile_definitions(vdb_tool_common INTERFACE "VDB_TOOL_USE_JPG")
find_package(JPEG REQUIRED)
target_link_libraries(vdb_tool_common INTERFACE ${JPEG_LIBRARIES})
target_include_directories(vdb_tool_common INTERFACE ${JPEG_INCLUDE_DIR})
endif()
if(OPENVDB_TOOL_USE_EXR)
target_compile_definitions(vdb_tool_common INTERFACE "VDB_TOOL_USE_EXR")
find_package(Imath REQUIRED)
find_package(OpenEXR REQUIRED)
target_link_libraries(vdb_tool_common INTERFACE
# For Imath/OpenEXR v3.X
$<TARGET_NAME_IF_EXISTS:Imath::Imath>
$<TARGET_NAME_IF_EXISTS:OpenEXR::OpenEXR>
)
endif()
if(OPENVDB_TOOL_USE_ABC)
target_compile_definitions(vdb_tool_common INTERFACE "VDB_TOOL_USE_ABC")
find_package(Alembic CONFIG REQUIRED)
target_link_libraries(vdb_tool_common INTERFACE Alembic::Alembic)
endif()
if(WIN32 AND (OPENVDB_TOOL_USE_ALL OR (OPENVDB_TOOL_USE_ABC AND OPENVDB_TOOL_USE_EXR)))
message(WARNING
" The OpenEXR and Alembic VCPKG packages are using conflicting Imath versions.\n"
" Disable one, if you encounter unresolved external symbols")
endif()
# Compiler flags
# GCC flags
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
target_compile_options(vdb_tool_common INTERFACE -Wno-invalid-offsetof -pthread -lpthread)
target_compile_options(vdb_tool_common INTERFACE "$<$<CONFIG:DEBUG>:-O1>")
endif()
# MSVC flags
# Increase the number of sections that an object file can contain
target_compile_options(vdb_tool_common INTERFACE "$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/bigobj>")
# Excludes APIs such as Cryptography, DDE, RPC, Shell, and Windows Sockets
target_compile_definitions(vdb_tool_common INTERFACE "$<$<CXX_COMPILER_ID:MSVC>:WIN32_LEAN_AND_MEAN>")
# Disable non-secure CRT library function warnings
# https://docs.microsoft.com/en-us/cpp/error-messages/compiler-warnings/
# compiler-warning-level-3-c4996?view=vs-2019#unsafe-crt-library-functions
target_compile_definitions(vdb_tool_common INTERFACE "$<$<CXX_COMPILER_ID:MSVC>:_CRT_SECURE_NO_WARNINGS>")
# Disable POSIX function name warnings
# https://docs.microsoft.com/en-us/cpp/error-messages/compiler-warnings/
# compiler-warning-level-3-c4996?view=vs-2019#posix-function-names
target_compile_definitions(vdb_tool_common INTERFACE "$<$<CXX_COMPILER_ID:MSVC>:_CRT_NONSTDC_NO_WARNINGS>")
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
target_compile_options(vdb_tool_common INTERFACE "$<$<CONFIG:RELEASE>:/Oi>")
message(STATUS "Suppressing some noisy MSVC CXX warnings.")
endif()
# Conversion from int64_t to long
target_compile_options(vdb_tool_common INTERFACE "$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/wd4244>")
# It's not possible to use STL types in DLL interfaces in a portable and
# reliable way so disable this warning
target_compile_options(vdb_tool_common INTERFACE "$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/wd4251>")
# Conversion from size_t to uLong
target_compile_options(vdb_tool_common INTERFACE "$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/wd4267>")
# Non dll-interface class used as base for dll-interface class
#target_compile_options(vdb_tool_common INTERFACE "$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/wd4275>")
# Truncation from 'int' to 'bool'
#target_compile_options(vdb_tool_common INTERFACE "$<$<COMPILE_LANG_AND_ID:CXX,MSVC>:/wd4305>")
if(OPENVDB_BUILD_CORE)
target_link_libraries(vdb_tool_common INTERFACE ${OPENVDB_BINARIES_DEPENDENT_LIBS})
else()
find_package(OpenVDB)
if(NOT OpenVDB_FOUND)
message(FATAL_ERROR
" Couldn't find OpenVDB\n"
" Set OPENVDB_CMAKE_PATH to <OpenVDB install path>/lib/cmake/OpenVDB")
endif()
target_link_libraries(vdb_tool_common INTERFACE TBB::tbb OpenVDB::openvdb)
endif()
target_include_directories(vdb_tool_common INTERFACE "${Boost_INCLUDE_DIRS}" "${OpenVDB_INCLUDE_DIRS}" "include")
# vdb_tool
add_executable(vdb_tool src/main.cpp)
target_include_directories(vdb_tool PRIVATE vdb_tool_common)
target_link_libraries(vdb_tool PRIVATE vdb_tool_common)
install(TARGETS vdb_tool RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
# unit test
if(BUILD_TEST)
find_package(GTest CONFIG REQUIRED)
add_executable(vdb_tool_test src/unittest.cpp)
target_include_directories(vdb_tool_test PRIVATE vdb_tool_common)
target_link_libraries(vdb_tool_test PRIVATE vdb_tool_common GTest::gmock GTest::gtest GTest::gmock_main GTest::gtest_main)
endif()
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