From 7e7aefad58cbf1a37adc874bdec093826f78f2ec Mon Sep 17 00:00:00 2001
From: Michael MIGLIORE <mcmigliore@gmail.com>
Date: Sat, 5 Aug 2023 11:12:43 +0200
Subject: [PATCH] Add python wheels (#76)

---
 .github/workflows/wheels.yml | 107 +++++++++++++++++++++++++++++++++++
 projects/assimp.cmake        |   3 +-
 projects/vtk.cmake           |  10 ++--
 3 files changed, 114 insertions(+), 6 deletions(-)
 create mode 100644 .github/workflows/wheels.yml

diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
new file mode 100644
index 00000000..6aecc63b
--- /dev/null
+++ b/.github/workflows/wheels.yml
@@ -0,0 +1,107 @@
+name: Python wheels
+
+# TODO: use sscache to speed up this workflow
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build_wheels:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+
+    # fetch-depth: 0 is required to get the tags used to determine f3d version
+    steps:
+      - name: Checkout f3d-superbuild
+        uses: actions/checkout@v3
+        with:
+          submodules: true
+          path: 'f3d-superbuild'
+
+      # TODO: We are currently building wheels for master, it should be possible to select a tag
+      - name: Checkout f3d
+        uses: actions/checkout@v3
+        with:
+          repository: 'f3d-app/f3d'
+          ref: 'master'
+          fetch-depth: 0
+          path: 'f3d'
+
+      - name: Recover VTK version to build
+        working-directory: ${{github.workspace}}
+        shell: bash
+        run: |
+          echo VTK_COMMIT_SHA=`cat ./f3d/.github/actions/vtk_commit_sha` >> $GITHUB_ENV
+
+      - name: Setup Ninja Windows
+        if: runner.os == 'Windows'
+        shell: bash
+        run: |
+          choco install ninja
+          echo CMAKE_GENERATOR=Ninja >> $GITHUB_ENV
+
+      - name: Setup MSVC Windows
+        if: runner.os == 'Windows'
+        uses: TheMrMilchmann/setup-msvc-dev@v2
+        with:
+          arch: x64
+
+      - name: Escaping backslashes Windows
+        if: runner.os == 'Windows'
+        shell: bash
+        run: echo "ESCAPED_WS=${{github.workspace}}" | tr '\\' '/' >> $GITHUB_ENV
+
+      - name: Build wheels
+        uses: pypa/cibuildwheel@v2.13.1
+        with:
+          package-dir: ${{github.workspace}}/f3d
+          output-dir: ${{github.workspace}}/wheelhouse
+          config-file: ${{github.workspace}}/f3d/pyproject.toml
+        env:
+          CIBW_SKIP: '*-musl*'
+          # TODO: cross-compile ARM too
+          CIBW_ARCHS: native
+          CIBW_BUILD_VERBOSITY: 1
+          CIBW_ENVIRONMENT: >
+            CMAKE_PREFIX_PATH=../f3d-superbuild-build/install
+            SKBUILD_CMAKE_ARGS="
+            -DF3D_DEPENDENCIES_DIR=${{ env.ESCAPED_WS }}/f3d-superbuild-build/install/bin;
+            -DF3D_PLUGIN_BUILD_ALEMBIC=ON;
+            -DF3D_PLUGIN_BUILD_ASSIMP=ON;
+            -DF3D_PLUGIN_BUILD_DRACO=ON;
+            -DF3D_PLUGIN_BUILD_OCCT=ON;
+            -DF3D_PLUGIN_OCCT_COLORING_SUPPORT=ON;
+            -DF3D_MODULE_EXR=ON;
+            -DF3D_MODULE_EXTERNAL_RENDERING=ON"
+          CIBW_ENVIRONMENT_PASS_LINUX: >
+            CMAKE_PREFIX_PATH
+            SKBUILD_CMAKE_ARGS
+          CIBW_REPAIR_WHEEL_COMMAND: ''
+          CIBW_BEFORE_ALL: >
+            cmake -S f3d-superbuild -B f3d-superbuild-build
+            -DBUILD_SHARED_LIBS=OFF
+            -DCMAKE_BUILD_TYPE=Release
+            -DENABLE_f3d=OFF
+            -DENABLE_alembic=ON
+            -DENABLE_assimp=ON
+            -DENABLE_draco=ON
+            -DENABLE_occt=ON
+            -DENABLE_openexr=ON
+            -DENABLE_ospray=OFF
+            -DENABLE_pybind11=ON
+            -DENABLE_tbb=ON
+            -DENABLE_vtk=ON
+            -DOCCT_ENABLE_COLORING=ON
+            -Dvtk_SOURCE_SELECTION=git
+            -Dvtk_GIT_TAG=${{ env.VTK_COMMIT_SHA }} &&
+            cmake --build f3d-superbuild-build
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: ${{ runner.os }}-wheels
+          path: ./wheelhouse/*.whl
diff --git a/projects/assimp.cmake b/projects/assimp.cmake
index c6cfe525..574a00f4 100644
--- a/projects/assimp.cmake
+++ b/projects/assimp.cmake
@@ -2,6 +2,7 @@ superbuild_add_project(assimp
   BUILD_SHARED_LIBS_INDEPENDENT
   LICENSE_FILES
     LICENSE
+  DEPENDS zlib
   CMAKE_ARGS
     -DASSIMP_BUILD_ALL_IMPORTERS_BY_DEFAULT=OFF
     -DASSIMP_BUILD_ASSIMP_TOOLS=OFF
@@ -11,7 +12,7 @@ superbuild_add_project(assimp
     -DASSIMP_BUILD_OFF_IMPORTER=ON
     -DASSIMP_BUILD_SAMPLES=OFF
     -DASSIMP_BUILD_TESTS=OFF
-    -DASSIMP_BUILD_ZLIB=ON
+    -DASSIMP_BUILD_ZLIB=OFF
     -DASSIMP_NO_EXPORT=ON
     -DASSIMP_WARNINGS_AS_ERRORS=OFF
     -DCMAKE_BUILD_TYPE=Release
diff --git a/projects/vtk.cmake b/projects/vtk.cmake
index 45305e2e..701bff69 100644
--- a/projects/vtk.cmake
+++ b/projects/vtk.cmake
@@ -10,12 +10,12 @@ if (UNIX)
   endif ()
 endif ()
 
-set(vtk_smp_type "STDThread")
-set(vtk_smp_enable_stdthread OFF)
+set(vtk_smp_type "Sequential")
+set(vtk_smp_enable_sequential OFF)
 if (tbb_enabled)
   set(vtk_smp_type "TBB")
 else ()
-  set(vtk_smp_enable_stdthread ON)
+  set(vtk_smp_enable_sequential ON)
 endif ()
 
 superbuild_add_project(vtk
@@ -58,8 +58,8 @@ superbuild_add_project(vtk
     -DVTK_MODULE_ENABLE_VTK_RenderingVolumeOpenGL2=YES
     -DVTK_MODULE_ENABLE_VTK_TestingCore=YES
     -DVTK_OPENGL_HAS_EGL=${egl_enabled}
-    -DVTK_SMP_ENABLE_SEQUENTIAL=OFF
-    -DVTK_SMP_ENABLE_STDTHREAD=${vtk_smp_enable_stdthread}
+    -DVTK_SMP_ENABLE_SEQUENTIAL=${vtk_smp_enable_sequential}
+    -DVTK_SMP_ENABLE_STDTHREAD=OFF
     -DVTK_SMP_ENABLE_TBB=${tbb_enabled}
     -DVTK_SMP_IMPLEMENTATION_TYPE=${vtk_smp_type}
     -DVTK_VERSIONED_INSTALL=OFF