137 lines
4.5 KiB
CMake
137 lines
4.5 KiB
CMake
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# Copyright 2022 The Draco Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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if(DRACO_CMAKE_DRACO_DEPENDENCIES_CMAKE)
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return()
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endif()
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set(DRACO_CMAKE_DRACO_DEPENDENCIES_CMAKE 1)
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include("${draco_root}/cmake/draco_variables.cmake")
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# Each variable holds a user specified custom path to a local copy of the
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# sources that belong to each project that Draco depends on. When paths are
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# empty the build will be generated pointing to the Draco git submodules.
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# Otherwise the paths specified by the user will be used in the build
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# configuration.
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# Path to the Eigen. The path must contain the Eigen directory.
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set(DRACO_EIGEN_PATH)
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draco_track_configuration_variable(DRACO_EIGEN_PATH)
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# Path to the gulrak/filesystem installation. The path specified must contain
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# the ghc subdirectory that houses the filesystem includes.
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set(DRACO_FILESYSTEM_PATH)
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draco_track_configuration_variable(DRACO_FILESYSTEM_PATH)
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# Path to the googletest installation. The path must be to the root of the
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# Googletest project directory.
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set(DRACO_GOOGLETEST_PATH)
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draco_track_configuration_variable(DRACO_GOOGLETEST_PATH)
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# Path to the syoyo/tinygltf installation. The path must be to the root of the
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# project directory.
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set(DRACO_TINYGLTF_PATH)
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draco_track_configuration_variable(DRACO_TINYGLTF_PATH)
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# Utility macro for killing the build due to a missing submodule directory.
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macro(draco_die_missing_submodule dir)
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message(FATAL_ERROR "${dir} missing, run git submodule update --init")
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endmacro()
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# Determines the Eigen location and updates the build configuration accordingly.
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macro(draco_setup_eigen)
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if(DRACO_EIGEN_PATH)
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set(eigen_path "${DRACO_EIGEN_PATH}")
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if(NOT IS_DIRECTORY "${eigen_path}")
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message(FATAL_ERROR "DRACO_EIGEN_PATH does not exist.")
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endif()
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else()
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set(eigen_path "${draco_root}/third_party/eigen")
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if(NOT IS_DIRECTORY "${eigen_path}")
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draco_die_missing_submodule("${eigen_path}")
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endif()
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endif()
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set(eigen_include_path "${eigen_path}/Eigen")
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if(NOT EXISTS "${eigen_path}/Eigen")
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message(FATAL_ERROR "The eigen path does not contain an Eigen directory.")
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endif()
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list(APPEND draco_include_paths "${eigen_path}")
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endmacro()
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# Determines the gulrak/filesystem location and updates the build configuration
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# accordingly.
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macro(draco_setup_filesystem)
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if(DRACO_FILESYSTEM_PATH)
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set(fs_path "${DRACO_FILESYSTEM_PATH}")
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if(NOT IS_DIRECTORY "${fs_path}")
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message(FATAL_ERROR "DRACO_FILESYSTEM_PATH does not exist.")
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endif()
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else()
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set(fs_path "${draco_root}/third_party/filesystem/include")
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if(NOT IS_DIRECTORY "${fs_path}")
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draco_die_missing_submodule("${fs_path}")
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endif()
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endif()
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list(APPEND draco_include_paths "${fs_path}")
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endmacro()
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# Determines the Googletest location and sets up include and source list vars
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# for the draco_tests build.
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macro(draco_setup_googletest)
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if(DRACO_GOOGLETEST_PATH)
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set(gtest_path "${DRACO_GOOGLETEST_PATH}")
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if(NOT IS_DIRECTORY "${gtest_path}")
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message(FATAL_ERROR "DRACO_GOOGLETEST_PATH does not exist.")
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endif()
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else()
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set(gtest_path "${draco_root}/third_party/googletest")
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endif()
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list(APPEND draco_test_include_paths ${draco_include_paths}
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"${gtest_path}/include" "${gtest_path}/googlemock"
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"${gtest_path}/googletest/include" "${gtest_path}/googletest")
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list(APPEND draco_gtest_all "${gtest_path}/googletest/src/gtest-all.cc")
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list(APPEND draco_gtest_main "${gtest_path}/googletest/src/gtest_main.cc")
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endmacro()
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# Determines the location of TinyGLTF and updates the build configuration
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# accordingly.
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macro(draco_setup_tinygltf)
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if(DRACO_TINYGLTF_PATH)
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set(tinygltf_path "${DRACO_TINYGLTF_PATH}")
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if(NOT IS_DIRECTORY "${tinygltf_path}")
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message(FATAL_ERROR "DRACO_TINYGLTF_PATH does not exist.")
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endif()
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else()
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set(tinygltf_path "${draco_root}/third_party/tinygltf")
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if(NOT IS_DIRECTORY "${tinygltf_path}")
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draco_die_missing_submodule("${tinygltf_path}")
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endif()
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endif()
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list(APPEND draco_include_paths "${tinygltf_path}")
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endmacro()
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