Merge pull request #168 from InteractiveComputerGraphics/janbender-patch-1

Update setup.py

Author: janbender

setup.py

@@ -106,6 +106,10 @@ def build_extension(self, ext):
 pbd_version = f.readline().strip()
 f.close() 
 
+# create build directory
+if not os.path.isdir('build'):
+    os.mkdir('build')
+
 setup(
     name=name,
     version=pbd_version,
@@ -122,4 +126,4 @@ def build_extension(self, ext):
     packages=find_packages(),
     zip_safe=False,
     install_requires=['numpy', 'pygame', 'pyopengl']
-)
+)