name: android
on: 
  push:
    paths: 
      - ".github/workflows/android.yml"
      - "cmake/**"
      - "CMakeLists.txt"
      - "tile/**"
      - "third_party/**"
  
  pull_request:
    paths: 
      - ".github/workflows/android.yml"
      - "cmake/**"
      - "CMakeLists.txt"
      - "tile/**"
      - "third_party/**"
  
concurrency:
  group: android-${{github.ref}}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-20.04
    env:
      TILE_CMAKE_OPTIONS: |
        -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK_LATEST_HOME/build/cmake/android.toolchain.cmake \
        -DANDROID_PLATFORM=android-21 \
        -DCMAKE_INSTALL_PREFIX=install \
        -DCMAKE_BUILD_TYPE=Release \
        -DNCNN_VULKAN=ON \


    steps:
    - uses: actions/checkout@v4
      with: 
        submodules: true
    - name: install-tools
      run: |
        apt-get update -y
        apt-get install -y cmake make

    - name: armeabi-v7a
      run: |
        mkdir build-armeabi-v7a && cd build-armeabi-v7a
        cmake .. ${{ env.TILE_CMAKE_OPTIONS}} -DCMAKE_ABI="armeabi-v7a" -DANDROID_ARM_NEON=ON 
        cmake --build . -j $(nproc)


    - name: arm64-v8a
      run: |
        mkdir build-arm64-v8a && cd build-arm64-v8a
        cmake .. ${{ env.TILE_CMAKE_OPTIONS}} -DCMAKE_ABI="arm64-v8a" 
        cmake --build . -j $(nproc)

    - name: x86
      run: |
        mkdir build-x86 && cd build-x86
        cmake .. ${{ env.TILE_CMAKE_OPTIONS}} -DCMAKE_ABI="x86" 
        cmake --build . -j $(nproc)

    - name: x86_64
      run: |
        mkdir build-x86_64 && cd build-x86_64
        cmake .. ${{ env.TILE_CMAKE_OPTIONS}} -DCMAKE_ABI="x86_64" 
        cmake --build . -j $(nproc)