.travis.yml

language: cpp

env:
  global:
    ELASTIX_SOURCE_DIR=${TRAVIS_BUILD_DIR}
    ELASTIX_BUILD_DIR=${HOME}/elastix-build
    ITK_URL=https://github.com/InsightSoftwareConsortium/ITK
    ITK_SOURCE_DIR=${HOME}/ITK-source
    ITK_BUILD_DIR=${HOME}/ITK-build
    OMP_NUM_THREADS=2

cache:
  directories:
    - ${ITK_SOURCE_DIR}
    - ${ITK_BUILD_DIR}
    
matrix:
  include:
    - os: linux
      dist: trusty
      sudo: required
      compiler: clang
    - os: linux
      dist: trusty
      sudo: required
      compiler: gcc
    - os: osx
      compiler: clang
    - os: osx
      compiler: gcc

before_script:
  - mkdir -p ${ELASTIX_BUILD_DIR}

script:
  - if [[ ! -e ${ITK_BUILD_DIR}/ITKConfig.cmake ]]; then
      rm -rf ${ITK_SOURCE_DIR} {ITK_BUILD_DIR} &&
      git clone ${ITK_URL} ${ITK_SOURCE_DIR} &&
      cd ${ITK_SOURCE_DIR} &&
      git checkout v4.11.1 &&
      mkdir -p ${ITK_BUILD_DIR} &&
      cd ${ITK_BUILD_DIR} &&
      cmake -DBUILD_EXAMPLES=OFF -DBUILD_TESTING:BOOL=OFF -DITK_BUILD_DEFAULT_MODULES:BOOL=OFF -DITKGroup_IO:BOOL=ON -DModule_ITKDistanceMap:BOOL=ON -DModule_ITKImageFusion:BOOL=ON -DModule_ITKLabelMap:BOOL:=ON -DModule_ITKMathematicalMorphology:BOOL=ON -DModule_ITKOptimizers:BOOL=ON -DModule_ITKOptimizersv4:BOOL=ON -DModule_ITKRegistrationCommon:BOOL=ON -DModule_ITKVideoIO:BOOL=ON-DCMAKE_BUILD_TYPE=Release ${ITK_SOURCE_DIR} &&
      make --jobs=4 && 
      touch ${HOME}/built_cache; fi
  - if [[ ! -e ${HOME}/built_cache ]]; then
      cd ${ELASTIX_BUILD_DIR} &&
      cmake -DELASTIX_USE_OPENMP=OFF -DITK_DIR=${ITK_BUILD_DIR} -DCMAKE_BUILD_TYPE=Release ${ELASTIX_SOURCE_DIR} &&
      make --jobs=4 && 
      ctest --jobs=4 --verbose; fi