from paraview.simple import *
from paraview import smtesting
import vtk

opengl2 = not hasattr(vtk, "vtkSurfaceLICPainter")

paraview.simple._DisableFirstRenderCameraReset()

# need a baseline?
saveImage = False

# check for driver support first
rw = vtk.vtkRenderWindow()
rw.Render()

if opengl2:
    mapper = vtk.vtkCompositeSurfaceLICMapper()
    ok = mapper.GetLICInterface().IsSupported(rw)
    print()
    print('SurfaceLIC %s Supported by the OpenGL drivers\n'%\
          'is' if(ok) else 'is not')
    del mapper
else:
    em = rw.GetExtensionManager()
    painter = vtk.vtkSurfaceLICPainter()
    ok = painter.IsSupported(rw)
    print()
    print('SurfaceLIC %s Supported by:\n  %s\n  %s\n  %s\n'%(
          'is' if(ok) else 'is not',
          em.GetDriverGLVersion(),
          em.GetDriverGLVendor(),
          em.GetDriverGLRenderer()))
    del painter
del rw

if ok:
  smtesting.ProcessCommandLineArguments()
  print("DATADIR ", smtesting.DataDir)

  smtesting.LoadServerManagerState(smtesting.StateXMLFileName)

  view = GetRenderView()
  view.RemoteRenderThreshold = 0;

  if saveImage:
    SetActiveView(view)
    Render()
    imageFile = os.path.splitext(os.path.basename(smtesting.StateXMLFileName))[0]
    WriteImage('%s/../../%s.png'%(smtesting.TempDir, imageFile))

  if not smtesting.DoRegressionTesting(view.SMProxy):
    raise smtesting.TestError('Test failed.')

  print()
  print('Test passes')

else:
  print('Skipped untested.')

print()
