LuxCoreRender · howetuft · Oct 31, 2025 · May 5, 2025 · May 5, 2025 · May 8, 2025
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
@@ -9,6 +9,8 @@
 
 name: LuxCore Dependency Checker
 
+permissions: read-all
+
 on:
   workflow_dispatch:
   push:
@@ -17,4 +19,5 @@ jobs:
   call-build-deps:
     uses: ./.github/workflows/build.yml
     with:
+      # This must be kept in lower case (incorporated to Conan package name)
       luxdeps-version: "check"
diff --git a/.github/workflows/monitor.yml b/.github/workflows/monitor.yml
@@ -12,6 +12,8 @@
 
 name: LuxCore Dependency Monitoring
 
+permissions: read-all
+
 on:
   schedule:
     - cron: "0 0 * * 5"
@@ -20,4 +22,5 @@ jobs:
   call-build-deps:
     uses: ./.github/workflows/build.yml
     with:
-      luxdeps-version: "Monitor"
+      # This must be kept in lower case (incorporated to Conan package name)
+      luxdeps-version: "monitor"
diff --git a/CMakeLists.txt b/CMakeLists.txt
diff --git a/README.md b/README.md
@@ -23,10 +23,10 @@ Once populated, the cache is bundled (`conan cache save`) and published
 in a Github release.
 
 ### On consumer side (LuxCore)
-In LuxCore, the provided cache is downloaded from the release and
-restored locally (`conan cache restore`), thus making all the dependencies
+In LuxCore, the provided cache is downloaded from the LuxCoreDeps release
+and restored locally (`conan cache restore`), thus making all the dependencies
 available for LuxCore build.
-In LuxCore, cache download and restoration are wrapped in a convenient
+In LuxCore, the download and restoration of the cache are wrapped in a convenient
 `make deps` statement.
 
 ```mermaid
@@ -98,6 +98,7 @@ how to modify such a file.
 ### Where to start - LuxCoreDeps entry points
 The main entry point is `.github/workflows/build.yml`.
 Other interesting files may be:
+- `run-conan.sh`: the bash script that invokes Conan
 - `conanfile.py`: Conan script to build dependencies
 - `conan-profiles`: folder with Conan profiles
 
@@ -107,7 +108,8 @@ LuxCoreDeps follows Semantic Versioning (https://semver.org).
 ### Compilation environment
 For Python wheels to be built properly, it is essential that dependencies be built
 by `CIBUILDWHEEL`, with the same environment (compiler version, manylinux container,
-etc.) as the one intended for the wheels.
+etc.) as the one intended for the wheels. This is especially true for Linux build, which
+must occur in a manylinux container. See https://cibuildwheel.pypa.io/en/stable/ for more details.
 
 ### Local recipes
 Most of Conan recipes used by LuxCoreDeps are to be found in Conan central repository (Conan center).

diff --git a/...nan-recipes/imguifiledialog/conandata.yml → ...recipes/imguifiledialog/all/conandata.yml b/...nan-recipes/imguifiledialog/conandata.yml → ...recipes/imguifiledialog/all/conandata.yml
diff --git a/...onan-recipes/imguifiledialog/conanfile.py → .../recipes/imguifiledialog/all/conanfile.py b/...onan-recipes/imguifiledialog/conanfile.py → .../recipes/imguifiledialog/all/conanfile.py
@@ -17,7 +17,6 @@ class ImguiFileDialogConan(ConanFile):
     settings = "os", "arch", "compiler", "build_type"
     homepage = "https://github.com/aiekick/ImGuiFileDialog"
     license = "MIT"
-    version = "0.6.7"
     options = {
         "shared": [True, False],
         "fPIC": [True, False],
@@ -28,7 +27,7 @@ class ImguiFileDialogConan(ConanFile):
         "fPIC": True,
         "use_std_filesystem": True,
     }
-    requires = "imgui/1.91.8"
+    requires = "imgui/1.92.4"
 
 
     def config_options(self):

diff --git a/conan-local-recipes/recipes/imguifiledialog/config.yml b/conan-local-recipes/recipes/imguifiledialog/config.yml
@@ -0,0 +1,3 @@
+versions:
+  "0.6.7":
+    folder: all
diff --git a/conan-local-recipes/recipes/nvrtc/binary/conandata.yml b/conan-local-recipes/recipes/nvrtc/binary/conandata.yml
@@ -0,0 +1,19 @@
+sources:
+  "12.8.93":
+    Linux:
+      x86_64:
+        url: "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvrtc/linux-x86_64/cuda_nvrtc-linux-x86_64-12.8.93-archive.tar.xz"
+        sha256: "992f5e4d95cb499f41e442245efa877dbd60c711451afe680a26700d61eb3843"
+    Windows:
+      x86_64:
+        url: "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvrtc/windows-x86_64/cuda_nvrtc-windows-x86_64-12.8.93-archive.zip"
+        sha256: "a63302a077f0248a743a1a7caa7dbd80d0fac56c6cfa9c41fa05fac9b7e5eda5"
+  "13.0.88":
+    Linux:
+      x86_64:
+        url: "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvrtc/linux-x86_64/cuda_nvrtc-linux-x86_64-13.0.88-archive.tar.xz"
+        sha256: "00038aac08e1dba6f1933237dbfb217ac6452ae24fab970edcac808f103ca64b"
+    Windows:
+      x86_64:
+        url: "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvrtc/windows-x86_64/cuda_nvrtc-windows-x86_64-13.0.88-archive.zip"
+        sha256: "8c50a52467826167e0dbe99936140c52d62272bfc5849fe2d6587d050c8c5d29"
diff --git a/local-conan-recipes/nvrtc/conanfile.py → ...recipes/recipes/nvrtc/binary/conanfile.py b/local-conan-recipes/nvrtc/conanfile.py → ...recipes/recipes/nvrtc/binary/conanfile.py
@@ -9,7 +9,6 @@
 
 class nvrtcRecipe(ConanFile):
     name = "nvrtc"
-    version = "12.8.61"
     user = "luxcore"
     channel = "luxcore"
     package_type = "library"
@@ -28,19 +27,13 @@ def validate(self):
             raise ConanInvalidConfiguration("MacOS not supported")
 
     def build(self):
-        _os = str(self.settings.os)
-        quirks = {
-            "Linux": ("linux-x86_64", "tar.xz"),
-            "Windows": ("windows-x86_64", "zip"),
-        }
-
-        platform, extension = quirks[_os]
-
-        url = (
-            "https://developer.download.nvidia.com/compute/cuda/redist/cuda_nvrtc/"
-            f"{platform}/cuda_nvrtc-{platform}-{self.version}-archive.{extension}"
+        arch = "x86_64"
+        get(
+            self,
+            **self.conan_data["sources"][self.version][str(self.settings.os)][arch],
+            destination=self.build_folder,
+            strip_root=True
         )
-        get(self, url, destination=self.build_folder, strip_root=True)
 
     def generate(self):
         tc = CMakeToolchain(self)

diff --git a/conan-local-recipes/recipes/nvrtc/config.yml b/conan-local-recipes/recipes/nvrtc/config.yml
@@ -0,0 +1,5 @@
+versions:
+  "12.8.93":
+    folder: "binary"
+  "13.0.88":
+    folder: "binary"
diff --git a/conan-local-recipes/recipes/oidn/all/conandata.yml b/conan-local-recipes/recipes/oidn/all/conandata.yml
@@ -0,0 +1,4 @@
+sources:
+  "0.6.7":
+    url: "https://github.com/aiekick/ImGuiFileDialog/archive/refs/tags/v0.6.7.zip"
+    sha256: "939fa922162a490353f17b4bc15e59110fc9ea81c123acc29c6e5f3c8f1bbc7c"
diff --git a/local-conan-recipes/oidn/conanfile.py → ...cal-recipes/recipes/oidn/all/conanfile.py b/local-conan-recipes/oidn/conanfile.py → ...cal-recipes/recipes/oidn/all/conanfile.py
@@ -11,11 +11,10 @@
 from conan.tools.scm import Git
 
 # Gather here the various dependency versions, for convenience
-TBB_VERSION = "2021.12.0"
+TBB_VERSION = "2022.2.0"
 
 class OidnConan(ConanFile):
     name = "oidn"
-    version = "2.3.1"
     user = "luxcore"
     channel = "luxcore"
     settings = "os", "arch", "compiler", "build_type"

diff --git a/conan-local-recipes/recipes/oidn/config.yml b/conan-local-recipes/recipes/oidn/config.yml
@@ -0,0 +1,3 @@
+versions:
+  "2.3.3":
+    folder: "all"
diff --git a/conan-profiles/conan-profile-Linux-X64 b/conan-profiles/conan-profile-Linux-X64
@@ -10,14 +10,6 @@ compiler.libcxx=libstdc++11
 
 [options]
 openvdb/*:simd=AVX
-embree3/*:shared=False
-embree3/*:with_tbb=False
-embree3/*:sse2=True
-embree3/*:sse42=True
-embree3/*:avx=True
-embree3/*:avx2=True
-embree3/*:avx512=False
-openimageio/*:with_libheif=False
 gtk/system:version=3
 
 

diff --git a/conan-profiles/conan-profile-Windows-X64 b/conan-profiles/conan-profile-Windows-X64
@@ -7,18 +7,16 @@ compiler=msvc
 compiler.version=194
 compiler.cppstd={{ os.getenv("CXX_VERSION") }}
 compiler.runtime=dynamic
-doxygen/*:arch=x86_64
-doxygen/*:build_type=Release
 doxygen/*:compiler.cppstd=17
-doxygen/*:compiler.runtime=dynamic
-doxygen/*:compiler.runtime_type=Release
-doxygen/*:compiler.version=193
 xapian-core/*:compiler.cppstd=14
 
 [conf]
-tools.build:cxxflags=["/openmp", "/MP", "/DEBUG:NONE", "/O2", "/arch:AVX"]
-tools.build:cflags=["/openmp", "/MP", "/DEBUG:NONE", "/O2", "/arch:AVX"]
-embree3/*:tools.build:cxxflags=["/openmp", "/MP", "/DEBUG:NONE", "/O2"]
+tools.build:cxxflags=["/openmp", "/MP", "/DEBUG:NONE", "/O2", "/arch:AVX2"]
+tools.build:cflags=["/openmp", "/MP", "/DEBUG:NONE", "/O2", "/arch:AVX2"]
+embree/*:tools.cmake.cmaketoolchain:user_toolchain+={{profile_dir}}/windows-vars-X64.cmake
+embree/*:tools.build:cxxflags=["/DEBUG:NONE", "/O2" ]
+embree/*:tools.build:cflags=["/DEBUG:NONE", "/O2" ]
+openimageio/*:tools.build:cxxflags+=["/utf-8" ]
 
 # Following deps are to be compiled with msys2/gcc: MSVC flags will not do
 libiconv/*:tools.build:cxxflags=!
@@ -27,5 +25,5 @@ xapian-core/*:tools.build:cxxflags=!
 xapian-core/*:tools.build:cflags=!
 
 [options]
-# MSVC does not support avx2 nor avx512
 openvdb/*:simd=AVX
+embree/*:shared=True
diff --git a/conan-profiles/conan-profile-common b/conan-profiles/conan-profile-common
@@ -15,34 +15,33 @@ winflexbison/*:build_type=Release
 doxygen/*:build_type=Release
 
 [conf]
-tools.build:verbosity=verbose
 tools.system.package_manager:mode=install
 tools.deployer:symlinks=True
 tools.build:skip_test=True
 
 [platform_tool_requires]
 cmake/*
-meson/*
-pkgconf/*
 yasm/*
-doxygen/*
 
 [options]
 oidn/*:shared=True
-embree3/*:shared=True
-embree3/*:with_tbb=True
-embree3/*:sse2=True
-embree3/*:sse42=True
-embree3/*:avx=True
-embree3/*:neon=True
 opensubdiv/*:with_tbb=True
-opensubdiv/*:with_omp=True
-fmt/*:header_only=True
 spdlog/*:header_only=True
+spdlog/*:use_std_fmt=True
+nvrtc/*:shared=True
+libtiff/*:jpeg=libjpeg-turbo
+
+openimageio/*:with_freetype=False
+openimageio/*:with_hdf5=False
 openimageio/*:with_ffmpeg=False
 openimageio/*:with_libheif=False
-nvrtc/*:shared=True
+openimageio/*:with_ptex=False
+openimageio/*:with_opencv=False
+openimageio/*:with_libwebp=True
+openimageio/*:with_tbb=True
+openimageio/*:with_libjpeg=libjpeg-turbo
 
+libultrahdr/*:with_jpeg=libjpeg-turbo
 
 # boost/*:without_atomic=True
 boost/*:without_charconv=True

diff --git a/conan-profiles/conan-profile-macOS-ARM64 b/conan-profiles/conan-profile-macOS-ARM64
@@ -2,10 +2,11 @@ include(conan-profile-common)
 
 [settings]
 os=Macos
-os.version=11.0
+# 14.2 is required by opensubdiv for metal
+os.version=14.2
 arch=armv8
 compiler=apple-clang
-compiler.version=15
+compiler.version=17
 compiler.cppstd={{ os.getenv("CXX_VERSION") }}
 compiler.libcxx=libc++
 
@@ -14,10 +15,20 @@ boost/*:without_stacktrace=True
 boost/*:without_locale=True
 minizip-ng/*:with_zlib=True
 minizip-ng/*:with_libcomp=False
+embree/*:shared=True
+opensubdiv/*:with_metal=True
 
 [buildenv]
-CXX=clang++
-CC=clang
+PKG_ARCH=armv8
+# 14.2 is required by opensubdiv for metal
+# See also macos_var.cmake
+MACOSX_DEPLOYMENT_TARGET=14.2
+VERBOSE=1
 
 [conf]
-&:tools.build:cxxflags=["-O3"]
+&:tools.build:cxxflags+=["-O3"]
+tools.cmake.cmaketoolchain:user_toolchain+={{profile_dir}}/macos-vars-ARM64.cmake
+
+openvdb/*:tools.build:cxxflags+=["-Wno-error", "-Wno-missing-template-arg-list-after-template-kw"]
+
+# vim: ft=conf
diff --git a/conan-profiles/conan-profile-macOS-X64 b/conan-profiles/conan-profile-macOS-X64
@@ -2,22 +2,28 @@ include(conan-profile-common)
 
 [settings]
 os=Macos
-os.version=10.15
+os.version=11.0
 arch=x86_64
 compiler=apple-clang
-compiler.version=14.0
+compiler.version=17
 compiler.cppstd={{ os.getenv("CXX_VERSION") }}
 compiler.libcxx=libc++
 
 [options]
 minizip-ng/*:with_zlib=True
 minizip-ng/*:with_libcomp=False
 openvdb/*:simd=AVX
+opensubdiv/*:with_metal=False
+embree/*:shared=True
 
 [buildenv]
-CXX=clang++
-CC=clang
+PKG_ARCH=x86_64
+# See also macos_var.cmake
+MACOSX_DEPLOYMENT_TARGET=11.0
 
 [conf]
-&:tools.build:cxxflags+=["-ftree-vectorize", "-march=x86-64-v3", "-O3", "-mno-avx2"]
-# NB: Github MacOS X64 runner does not support avx2 nor avx512
+&:tools.build:cxxflags+=["-ftree-vectorize", "-march=x86-64-v3", "-O3"]
+tools.cmake.cmaketoolchain:user_toolchain+={{profile_dir}}/macos-vars-X64.cmake
+openvdb/*:tools.build:cxxflags+=["-Wno-error", "-Wno-missing-template-arg-list-after-template-kw"]
+
+# vim: ft=conf
diff --git a/conan-profiles/conanfile.py b/conan-profiles/conanfile.py
@@ -22,15 +22,15 @@ def export_sources(self):
         print(self.recipe_folder)
         print(os.listdir(self.recipe_folder))
         copy(self,
-             "conan-profile-*",
+             "*",
              src=self.recipe_folder,
              dst=self.export_sources_folder
         )
 
 
     def package(self):
         copy(self,
-             "conan-profile-*",
+             "*",
              src=self.export_sources_folder,
              dst=os.path.join(self.package_folder, "profiles")
         )
diff --git a/conan-profiles/macos-vars-ARM64.cmake b/conan-profiles/macos-vars-ARM64.cmake
@@ -0,0 +1,15 @@
+# This file injects CMake variables in MacOS ARM build
+# 14.2 is required by opensubdiv for metal
+MESSAGE(STATUS "Injecting Conan CMake variables")
+set(CMAKE_OSX_DEPLOYMENT_TARGET "14.2")
+set(MACOS_VERSION_MIN "14.2")
+
+# Set tools
+set(CMAKE_VERBOSE_MAKEFILE ON)
+
+
+# Some checks
+include(CMakePrintHelpers)
+cmake_print_variables(
+  CMAKE_HOST_APPLE
+)
diff --git a/conan-profiles/macos-vars-X64.cmake b/conan-profiles/macos-vars-X64.cmake
@@ -0,0 +1,18 @@
+# This file injects CMake variables in MacOS build
+MESSAGE(STATUS "Injecting Conan CMake variables")
+set(CMAKE_OSX_DEPLOYMENT_TARGET "11.0")
+set(MACOS_VERSION_MIN "11.0")
+
+# Set tools
+#set(CMAKE_AR "$ENV{AR}")
+#set(CMAKE_RANLIB "$ENV{RANLIB}")
+#set(LINKER_FLAGS
+  #"-Wl,-flat_namespace -Wl,-export_dynamic -Wl,-headerpad_max_install_names"
+#)
+#set (CMAKE_SHARED_LINKER_FLAGS ${LINKER_FLAGS})
+
+# Some checks
+include(CMakePrintHelpers)
+cmake_print_variables(
+  CMAKE_HOST_APPLE
+)