def get_render_view(size):
'''Similar to GetRenderView except if a new view is created, it's
created with the specified size instead of having t resize afterwards
'''
view = active_objects.view
if not view:
# it's possible that there's no active view, but a render view exists.
# If so, locate that and return it (before trying to create a new one).
view = servermanager.GetRenderView()
if not view:
view = CreateRenderView(ViewSize=size)
return view
def run(filename=None, nframes=60):
""" Runs the benchmark. If a filename is specified, it will write the
results to that file as csv. The number of frames controls how many times
a particular configuration is rendered. Higher numbers lead to more accurate
averages. """
# Turn off progress printing
if servermanager.progressObserverTag:
servermanager.ToggleProgressPrinting()
# Create a sphere source to use in the benchmarks
pm = servermanager.ProxyManager()
ss = servermanager.sources.SphereSource(
ThetaResolution=1000,
PhiResolution=500,
registrationGroup="sources",
registrationName="benchmark source")
# The view and representation
v = servermanager.GetRenderView()
if not v:
v = servermanager.CreateRenderView()
rep = servermanager.CreateRepresentation(
ss,
v,
registrationGroup="representations",
registrationName="benchmark rep")
results = []
# Start with these defaults
v.RemoteRenderThreshold = 0
v.UseImmediateMode = 0
v.UseTriangleStrips = 0
# Test different configurations
v.UseImmediateMode = 0
title = 'display lists, no triangle strips, solid color'
v.UseTriangleStrips = 0
results.append(render(ss, v, title, nframes))
title = 'display lists, triangle strips, solid color'
v.UseTriangleStrips = 1
results.append(render(ss, v, title, nframes))
v.UseImmediateMode = 1
title = 'no display lists, no triangle strips, solid color'
v.UseTriangleStrips = 0
results.append(render(ss, v, title, nframes))
title = 'no display lists, triangle strips, solid color'
v.UseTriangleStrips = 1
results.append(render(ss, v, title, nframes))
# Color by normals
lt = servermanager.rendering.PVLookupTable()
rep.LookupTable = lt
rep.ColorAttributeType = 0 # point data
rep.ColorArrayName = "Normals"
lt.RGBPoints = [-1, 0, 0, 1, 0.0288, 1, 0, 0]
lt.ColorSpace = 1 # HSV
lt.VectorComponent = 0
v.UseImmediateMode = 0
title = 'display lists, no triangle strips, color by array'
v.UseTriangleStrips = 0
results.append(render(ss, v, title, nframes))
title = 'display lists, triangle strips, color by array'
v.UseTriangleStrips = 1
results.append(render(ss, v, title, nframes))
v.UseImmediateMode = 1
v.UseImmediateMode = 1
title = 'no display lists, no triangle strips, color by array'
v.UseTriangleStrips = 0
results.append(render(ss, v, title, nframes))
title = 'no display lists, triangle strips, color by array'
v.UseTriangleStrips = 1
results.append(render(ss, v, title, nframes))
newr = []
for r in v.Representations:
if r != rep:
newr.append(r)
v.Representations = newr
pm.UnRegisterProxy("sources", "benchmark source", ss)
pm.UnRegisterProxy("representations", "benchmark rep", rep)
ss = None
rep = None
v.StillRender()
v = None
if filename:
f = open(filename, "w")
else:
f = sys.stdout
print >> f, 'configuration, %d, %d' % (results[0][1][0], results[0][2][0])
for i in results:
print >> f, '"%s", %g, %g' % (i[0], i[1][1], i[2][1])
sphere2 = None
sphere3 = None
pxm.UnRegisterProxies()
pxm.UnRegisterAllLinks()
# Load the saved state which also has the links.
smtesting.LoadServerManagerState(temp_state)
try:
os.remove(saved_state)
except:
pass
sphere1 = pxm.GetProxy("sources", "Sphere1")
sphere2 = pxm.GetProxy("sources", "Sphere2")
sphere3 = pxm.GetProxy("sources", "Sphere3")
# Do some changes.
sphere1.GetProperty("StartPhi").SetElement(0, 25)
sphere1.UpdateVTKObjects()
sphere3.GetProperty("EndTheta").SetElement(0, 100)
sphere3.GetProperty("ThetaResolution").SetElement(0, 10)
sphere3.GetProperty("PhiResolution").SetElement(0, 10)
sphere3.UpdateVTKObjects()
rmProxy = servermanager.GetRenderView()
rmProxy.StillRender()
if not smtesting.DoRegressionTesting():
# This will lead to VTK object leaks.
sys.exit(1)
print(" with")
print(" state-file - paraview state file, e.g. alpha_kernel.pvsm")
print(
" counter - (optional) integer counter appended to filename, e.g. 0"
)
sys.exit(1)
#outfile = "paraview_movie." + number
outfile = "image" + number
print("file root: ", outfile)
## paraview
servermanager.Connect()
view = servermanager.CreateRenderView()
servermanager.LoadState(filename)
view = servermanager.GetRenderView()
# turn off axis visibility
view.CenterAxesVisibility = 0
view.OrientationAxesVisibility = 0
# to avoid segmentation fault
if servermanager.vtkSMProxyManager.GetVersionMajor(
) <= 5 and servermanager.vtkSMProxyManager.GetVersionMinor() < 5:
view.UseOffscreenRenderingForScreenshots = 0
# sets view size for display
#view.ViewSize = [1920,1080] # width x height
print("view size: " + str(view.ViewSize))
## save as jpeg
