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cmake_minimum_required(VERSION 3.8 FATAL_ERROR)
#
# Instructions:
# 1. Download and install the Android NDK.
# 2. Run ccmake -DVTK_ANDROID_BUILD=ON /path/to/vtk/source
# 3. Set ANDROID_NDK to be the path to the NDK. (/opt/android-ndk by default)
# 4. Set API level and architecture.
# 5. Generate and make
#
include(ExternalProject)
# Convenience variables
set(PREFIX_DIR ${CMAKE_BINARY_DIR}/CMakeExternals/Prefix)
set(BUILD_DIR ${CMAKE_BINARY_DIR}/CMakeExternals/Build)
set(INSTALL_DIR ${CMAKE_BINARY_DIR}/CMakeExternals/Install)
# Android options
set (_ANDROID_NDK_DEFAULT "/opt/android-ndk")
if (DEFINED ENV{ANDROID_NDK})
set (_ANDROID_NDK_DEFAULT "$ENV{ANDROID_NDK}")
endif()
set(ANDROID_NDK ${_ANDROID_NDK_DEFAULT} CACHE PATH
"Set to the absolute path of the Android NDK root directory.\
A \$\{ANDROID_NDK\}/sources/android directory must exist."
)
# Verify ANDROID_NDK path
if (NOT EXISTS "${ANDROID_NDK}/sources/android")
message(FATAL_ERROR "Please set a valid ANDROID_NDK path")
endif()
set(ANDROID_NATIVE_API_LEVEL "27" CACHE STRING "Android Native API Level")
set(ANDROID_ARCH_ABI "armeabi" CACHE STRING "Target Android architecture/abi")
# find android
set(example_flags)
if (VTK_BUILD_EXAMPLES)
find_program(ANDROID_EXECUTABLE
NAMES android
DOC "The android command-line tool")
if(NOT ANDROID_EXECUTABLE)
message(FATAL_ERROR "Can not find android command line tool: android")
endif()
#find ant
find_program(ANT_EXECUTABLE
NAMES ant
DOC "The ant build tool")
if(NOT ANT_EXECUTABLE)
message(FATAL_ERROR "Can not find ant build tool: ant")
endif()
list(APPEND example_flags
-DANDROID_EXECUTABLE:FILE=${ANDROID_EXECUTABLE}
-DANT_EXECUTABLE:FILE=${ANT_EXECUTABLE}
)
endif()
# Fail if the install path is invalid
if (NOT EXISTS ${CMAKE_INSTALL_PREFIX})
message(FATAL_ERROR
"Install path ${CMAKE_INSTALL_PREFIX} does not exist.")
endif()
# make sure we have a CTestCustom.cmake file
configure_file("${vtk_cmake_dir}/CTestCustom.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/CTestCustom.cmake" @ONLY)
# Compile a minimal VTK for its compile tools
macro(compile_vtk_tools)
ExternalProject_Add(
vtk-compile-tools
SOURCE_DIR ${CMAKE_SOURCE_DIR}
PREFIX ${CMAKE_BINARY_DIR}/CompileTools
BINARY_DIR ${CMAKE_BINARY_DIR}/CompileTools
INSTALL_COMMAND ""
BUILD_ALWAYS 1
CMAKE_CACHE_ARGS
-DVTK_BUILD_COMPILE_TOOLS_ONLY:BOOL=ON
-DCMAKE_BUILD_TYPE:STRING=Release
-DVTK_BUILD_ALL_MODULES:BOOL=OFF
-DBUILD_SHARED_LIBS:BOOL=ON
-DVTK_BUILD_EXAMPLES:BOOL=OFF
-DVTK_BUILD_TESTING:BOOL=OFF
-DCMAKE_MAKE_PROGRAM:FILEPATH=${CMAKE_MAKE_PROGRAM}
-DVTK_ENABLE_LOGGING:BOOL=OFF
)
endmacro()
compile_vtk_tools()
# Hide some CMake configs from the user
mark_as_advanced(
BUILD_SHARED_LIBS
CMAKE_INSTALL_PREFIX
CMAKE_OSX_ARCHITECTURES
CMAKE_OSX_DEPLOYMENT_TARGET
)
# Now cross-compile VTK with the android toolchain
set(android_cmake_flags
${example_flags}
-DBUILD_SHARED_LIBS:BOOL=OFF
-DVTK_BUILD_TESTING:STRING=OFF
-DVTK_BUILD_EXAMPLES:BOOL=${VTK_BUILD_EXAMPLES}
-DVTK_ENABLE_LOGGING:BOOL=OFF
-DVTK_LEGACY_REMOVE:BOOL=ON
-DVTK_ENABLE_WRAPPING:BOOL=OFF
-DVTK_GROUP_ENABLE_Rendering:STRING=DONT_WANT
-DVTK_GROUP_ENABLE_StandAlone:STRING=DONT_WANT
-DVTK_MODULE_ENABLE_VTK_FiltersCore:STRING=YES
-DVTK_MODULE_ENABLE_VTK_FiltersModeling:STRING=YES
-DVTK_MODULE_ENABLE_VTK_FiltersSources:STRING=YES
-DVTK_MODULE_ENABLE_VTK_FiltersGeometry:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOCityGML:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOGeometry:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOLegacy:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOImage:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOImport:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOPLY:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOParallel:STRING=YES
-DVTK_MODULE_ENABLE_VTK_IOInfovis:STRING=YES
-DVTK_MODULE_ENABLE_VTK_ImagingCore:STRING=YES
-DVTK_MODULE_ENABLE_VTK_ImagingHybrid:STRING=YES
-DVTK_MODULE_ENABLE_VTK_InteractionStyle:STRING=YES
-DVTK_MODULE_ENABLE_VTK_InteractionWidgets:STRING=YES
-DVTK_MODULE_ENABLE_VTK_ParallelCore:STRING=YES
-DVTK_MODULE_ENABLE_VTK_RenderingAnnotation:STRING=YES
-DVTK_MODULE_ENABLE_VTK_RenderingCore:STRING=YES
-DVTK_MODULE_ENABLE_VTK_RenderingFreeType:STRING=YES
-DVTK_MODULE_ENABLE_VTK_RenderingLabel:STRING=YES
-DVTK_MODULE_ENABLE_VTK_TestingCore:STRING=YES
-DVTK_MODULE_ENABLE_VTK_TestingRendering:STRING=YES
-DVTK_MODULE_ENABLE_VTK_RenderingVolumeOpenGL2:STRING=YES
)
if (VTK_LEGACY_REMOVE)
list(APPEND android_cmake_flags -DVTK_LEGACY_REMOVE:BOOL=ON)
endif()
macro(crosscompile target api abi out_build_dir)
set(_ANDROID_API "${api}")
set(_ANDROID_ABI "${abi}")
set(_ANDROID_DIR "${target}-${api}-${abi}")
set(_ANDROID_TOOLCHAIN ${BUILD_DIR}/${_ANDROID_DIR}-toolchain.cmake)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/CMake/vtkAndroid-toolchain.cmake.in
${_ANDROID_TOOLCHAIN} @ONLY)
ExternalProject_Add(
${target}
SOURCE_DIR ${CMAKE_SOURCE_DIR}
PREFIX ${PREFIX_DIR}/${_ANDROID_DIR}
BINARY_DIR ${BUILD_DIR}/${_ANDROID_DIR}
INSTALL_DIR ${INSTALL_DIR}/${_ANDROID_DIR}
DEPENDS vtk-compile-tools
BUILD_ALWAYS 1
CMAKE_ARGS
-DCMAKE_INSTALL_PREFIX:PATH=${INSTALL_DIR}/${target}
-DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
-DCMAKE_TOOLCHAIN_FILE:PATH=${_ANDROID_TOOLCHAIN}
-DCMAKE_BUILD_TYPE:STRING=${CMAKE_BUILD_TYPE}
-DVTKCompileTools_DIR:PATH=${CMAKE_BINARY_DIR}/CompileTools
-DCMAKE_MAKE_PROGRAM:FILEPATH=${CMAKE_MAKE_PROGRAM}
${android_cmake_flags}
)
set(${out_build_dir} "${BUILD_DIR}/${_ANDROID_DIR}")
endmacro()
crosscompile(vtk-android "${ANDROID_NATIVE_API_LEVEL}" "${ANDROID_ARCH_ABI}" vtk_android_build_dir)
# Having issues getting the test to run after some
# changes on the device we use for testing
#
# add_test(NAME AndroidNative
# WORKING_DIRECTORY ${vtk_android_build_dir}/Examples/Android/NativeVTK/bin
# COMMAND ${CMAKE_COMMAND}
# -DWORKINGDIR=${vtk_android_build_dir}/Examples/Android/NativeVTK/bin
# -P ${CMAKE_CURRENT_SOURCE_DIR}/Examples/Android/NativeVTK/runtest.cmake
# )
|
