meshlab-unstable: init at 2023.12-unstable-2025-02-21 (#386161)

pkgs/applications/graphics/meshlab-unstable/default.nix

···
+{
+  mkDerivation,
+  lib,
+  fetchFromGitHub,
+  libGLU,
+  qtbase,
+  qtscript,
+  qtxmlpatterns,
+  lib3ds,
+  bzip2,
+  muparser,
+  eigen,
+  glew,
+  gmp,
+  levmar,
+  qhull,
+  cmake,
+  cgal,
+  boost,
+  mpfr,
+  xercesc,
+  tbb,
+  embree,
+  libigl,
+  corto,
+  openctm,
+  structuresynth,
+}:
+
+let
+  tinygltf-src = fetchFromGitHub {
+    owner = "syoyo";
+    repo = "tinygltf";
+    rev = "v2.6.3";
+    hash = "sha256-IyezvHzgLRyc3z8HdNsQMqDEhP+Ytw0stFNak3C8lTo=";
+  };
+  # requires submodules to build
+  lib3mf-src = fetchFromGitHub {
+    owner = "3MFConsortium";
+    repo = "lib3mf";
+    rev = "v2.3.2";
+    fetchSubmodules = true;
+    hash = "sha256-pKjnN9H6/A2zPvzpFed65J+mnNwG/dkSE2/pW7IlN58=";
+  };
+in
+mkDerivation {
+  pname = "meshlab-unstable";
+  version = "2023.12-unstable-2025-02-21";
+
+  src = fetchFromGitHub {
+    owner = "cnr-isti-vclab";
+    repo = "meshlab";
+    # note that this is in branch devel
+    rev = "72142583980b6dbfc5b85c6cca226a72f48497a9";
+    sha256 = "1q7qga4d82pvpcbsp9pi2i7nzdbflhp6q0d3y31kpch9r3r9pzks";
+    # needed for an updated version of vcg in their submodule
+    fetchSubmodules = true;
+  };
+
+  buildInputs = [
+    libGLU
+    qtbase
+    qtscript
+    qtxmlpatterns
+    lib3ds
+    bzip2
+    muparser
+    eigen
+    glew
+    gmp
+    levmar
+    qhull
+    cgal
+    boost
+    mpfr
+    xercesc
+    tbb
+    embree
+    libigl
+    corto
+    openctm
+    structuresynth
+  ];
+
+  nativeBuildInputs = [ cmake ];
+
+  preConfigure = ''
+    mkdir src/external/downloads
+    cp -r --no-preserve=mode,ownership ${lib3mf-src} src/external/downloads/lib3mf-2.3.2
+
+    substituteAll ${./meshlab.desktop} resources/linux/meshlab.desktop
+    substituteInPlace src/external/tinygltf.cmake \
+      --replace-fail '$'{MESHLAB_EXTERNAL_DOWNLOAD_DIR}/tinygltf-2.6.3 ${tinygltf-src}
+    substituteInPlace src/external/libigl.cmake \
+      --replace-fail '$'{MESHLAB_EXTERNAL_DOWNLOAD_DIR}/libigl-'$'{LIBIGL_VER} ${libigl}
+    substituteInPlace src/external/nexus.cmake \
+      --replace-fail '$'{NEXUS_DIR}/src/corto ${corto.src}
+    substituteInPlace src/external/levmar.cmake \
+      --replace-fail '$'{LEVMAR_LINK} ${levmar.src} \
+      --replace-warn "MD5 ''${LEVMAR_MD5}" ""
+    substituteInPlace src/external/ssynth.cmake \
+      --replace-fail '$'{SSYNTH_LINK} ${structuresynth.src} \
+      --replace-warn "MD5 ''${SSYNTH_MD5}" ""
+    substituteInPlace src/common_gui/CMakeLists.txt \
+      --replace-warn "MESHLAB_LIB_INSTALL_DIR" "CMAKE_INSTALL_LIBDIR"
+  '';
+
+  postFixup = ''
+    patchelf --add-needed $out/lib/meshlab/libmeshlab-common.so $out/bin/.meshlab-wrapped
+    patchelf --add-needed $out/lib/meshlab/lib3mf.so $out/lib/meshlab/plugins/libio_3mf.so
+  '';
+
+  # display a black screen on wayland, so force XWayland for now.
+  # Might be fixed when upstream will be ready for Qt6.
+  qtWrapperArgs = [
+    "--set QT_QPA_PLATFORM xcb"
+  ];
+
+  meta = {
+    description = "System for processing and editing 3D triangular meshes (unstable)";
+    mainProgram = "meshlab";
+    homepage = "https://www.meshlab.net/";
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [ pca006132 ];
+    platforms = with lib.platforms; linux;
+  };
+}

pkgs/applications/graphics/meshlab-unstable/meshlab.desktop

···
+[Desktop Entry]
+Name=MeshLab
+Version=@version@
+Name[en_GB]=MeshLab
+GenericName=Mesh processing
+GenericName[en_GB]=Mesh processing
+Comment=View and process meshes
+Type=Application
+Exec=@out@/bin/meshlab %U
+TryExec=@out@/bin/meshlab
+Icon=@out@/share/icons/hicolor/meshlab.png
+Terminal=false
+MimeType=model/mesh;application/x-3ds;image/x-3ds;model/x-ply;application/sla;model/x-quad-object;model/x-geomview-off;application/x-cyclone-ptx;application/x-vmi;application/x-bre;model/vnd.collada+xml;model/openctm;application/x-expe-binary;application/x-expe-ascii;application/x-xyz;application/x-gts;chemical/x-pdb;application/x-tri;application/x-asc;model/x3d+xml;model/x3d+vrml;model/vrml;model/u3d;model/idtf;
+Categories=Graphics;3DGraphics;Viewer;Qt;

pkgs/top-level/all-packages.nix

···
   meshcentral = callPackage ../tools/admin/meshcentral { };
 
   meshlab = libsForQt5.callPackage ../applications/graphics/meshlab { };
+  meshlab-unstable = libsForQt5.callPackage ../applications/graphics/meshlab-unstable { };
 
   michabo = libsForQt5.callPackage ../applications/misc/michabo { };