Move packages from bsc/ to pkgs/

pkgs/vtk/default.nix

@@ -0,0 +1,77 @@
+{
+  stdenv
+, lib
+, fetchurl
+, cmake
+, libGLU
+, libGL
+, libX11
+, xorgproto
+, libXt
+, libtiff
+, qtLib ? null
+, enablePython ? false, python ? null
+, mpi ? null
+}:
+
+with lib;
+
+let
+  os = lib.optionalString;
+  majorVersion = "8.2";
+  minorVersion = "0";
+  version = "${majorVersion}.${minorVersion}";
+in
+
+stdenv.mkDerivation rec {
+  name = "vtk-${os (qtLib != null) "qvtk-"}${version}";
+  src = fetchurl {
+    url = "${meta.homepage}files/release/${majorVersion}/VTK-${version}.tar.gz";
+    sha256 = "1fspgp8k0myr6p2a6wkc21ldcswb4bvmb484m12mxgk1a9vxrhrl";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  buildInputs = [ libtiff ]
+    ++ optionals (qtLib != null) (with qtLib; [ qtbase qtx11extras qttools ])
+    ++ optional (qtLib != null) (with qtLib; [ qtbase qtx11extras qttools ])
+    ++ optionals stdenv.isLinux [ libGLU libGL libX11 xorgproto libXt ]
+    ++ optional enablePython [ python ]
+    ++ optional (mpi != null) [ mpi ];
+
+  preBuild = ''
+    export LD_LIBRARY_PATH="$(pwd)/lib";
+  '';
+
+  # Shared libraries don't work, because of rpath troubles with the current
+  # nixpkgs cmake approach. It wants to call a binary at build time, just
+  # built and requiring one of the shared objects.
+  # At least, we use -fPIC for other packages to be able to use this in shared
+  # objects.
+  cmakeFlags = [
+    "-DCMAKE_C_FLAGS=-fPIC"
+    "-DCMAKE_CXX_FLAGS=-fPIC"
+    "-DVTK_USE_SYSTEM_TIFF=1"
+    "-DVTK_Group_MPI=ON"
+    "-DBUILD_SHARED_LIBS=ON"
+    "-DOPENGL_INCLUDE_DIR=${libGL}/include"
+  ]
+  ++ optional (mpi != null) [
+    "-DVTK_Group_MPI=ON" ]
+  ++ optional (qtLib != null) [
+    "-DVTK_Group_Qt:BOOL=ON" ]
+  ++ optional stdenv.isDarwin [
+    "-DOPENGL_INCLUDE_DIR=${OpenGL}/Library/Frameworks" ]
+  ++ optional enablePython [
+    "-DVTK_WRAP_PYTHON:BOOL=ON" ];
+
+  enableParallelBuilding = true;
+
+  meta = {
+    description = "Open source libraries for 3D computer graphics, image processing and visualization";
+    homepage = "https://www.vtk.org/";
+    license = lib.licenses.bsd3;
+    maintainers = with lib.maintainers; [ knedlsepp ];
+    platforms = with lib.platforms; unix;
+  };
+}