new_contents: # Copyright 2013-2019 Lawrence Livermore National Security, LLC and other
  # Spack Project Developers. See the top-level COPYRIGHT file for details.
  #
  # SPDX-License-Identifier: (Apache-2.0 OR MIT)
  
  from spack import *
  
  
  class Opencascade(CMakePackage):
      """Open CASCADE Technology is a software development kit (SDK)
      intended for development of applications dealing with 3D CAD data,
      freely available in open source. It includes a set of C++ class
      libraries providing services for 3D surface and solid modeling,
      visualization, data exchange and rapid application development."""
  
      homepage = "https://www.opencascade.com"
      url      = "http://git.dev.opencascade.org/gitweb/?p=occt.git;a=snapshot;h=refs/tags/V7_4_0;sf=tgz"
  
      version('7.4.0', extension='tar.gz',
              sha256='655da7717dac3460a22a6a7ee68860c1da56da2fec9c380d8ac0ac0349d67676')
  
      variant('tbb', default=False,
              description='Build with Intel Threading Building Blocks')
      variant('vtk', default=False,
              description='Enable VTK support')
      variant('freeimage', default=False,
              description='Build with FreeImage')
      variant('rapidjson', default=False,
              description='Build with rapidjson')
  
      depends_on('intel-tbb', when='+tbb')
      depends_on('vtk', when='+vtk')
      depends_on('freeimage', when='+freeimage')
      depends_on('rapidjson', when='+rapidjson')
  
      def cmake_args(self):
          args = []
  
          if '+tbb' in self.spec:
              args.append('-DUSE_TBB=ON')
              args.append('-D3RDPARTY_VTK_DIR=%s' %
                          self.spec['intel-tbb'].prefix)
          else:
              args.append('-DUSE_TBB=OFF')
  
          if '+vtk' in self.spec:
              args.append('-DUSE_VTK=ON')
              args.append('-D3RDPARTY_VTK_DIR=%s' %
                          self.spec['vtk'].prefix)
          else:
              args.append('-DUSE_VTK=OFF')
  
          if '+freeimage' in self.spec:
              args.append('-DUSE_FREEIMAGE=ON')
              args.append('-D3RDPARTY_FREEIMAGE_DIR=%s' %
                          self.spec['freeimage'].prefix)
          else:
              args.append('-DUSE_FREEIMAGE=OFF')
  
          if '+rapidjson' in self.spec:
              args.append('-DUSE_RAPIDJSON=ON')
              args.append('-D3RDPARTY_RAPIDJSON_DIR=%s' %
                          self.spec['rapidjson'].prefix)
          else:
              args.append('-DUSE_RAPIDJSON=OFF')
  
          return args
  
subject: Add package opencascade (#13938)