fixed hexes and better setup

Author: teseoch

cmake/PolyfemPythonDownloadExternal.cmake

@@ -27,7 +27,7 @@ endfunction()
 function(polyfem_python_download_polyfem)
     polyfem_python_download_project(polyfem
         GIT_REPOSITORY https://github.com/polyfem/polyfem.git
-        GIT_TAG        d380881a090f0ae2f7d416123efc87fed1a30ed8
+        GIT_TAG        f83224eac8ec8dc464115d919717f2a077796d4c
     )
 endfunction()
 

setup.py

@@ -56,9 +56,10 @@ def build_extension(self, ext):
         if platform.system() == "Windows":
             cmake_args += [
                 '-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}'.format(cfg.upper(), extdir)]
-            if sys.maxsize > 2**32:
-                cmake_args += ['-A', 'x64']
-            build_args += ['--', '/m']
+            if os.environ.get('CMAKE_GENERATOR') != "NMake Makefiles":
+                if sys.maxsize > 2**32:
+                    cmake_args += ['-A', 'x64']
+                build_args += ['--', '/m']
         else:
             build_args += ['--', '-j2']