def add_filter_value(name, cs, userDefinedValues):
source = paraview.simple.FindSource(name)
# plane offset generator (for Slice or Clip)
def generate_offset_values():
bounds = source.Input.GetDataInformation().DataInformation.GetBounds()
minPoint = np.array([bounds[0], bounds[2], bounds[4]])
maxPoint = np.array([bounds[1], bounds[3], bounds[5]])
scaleVec = maxPoint - minPoint
# adjust offset size depending on the plane orientation
if hasattr(source, 'SliceType'):
n = source.SliceType.Normal
elif hasattr(source, 'ClipType'):
n = source.ClipType.Normal
sNormal = np.array([n[0] * scaleVec[0], n[1] * scaleVec[1], n[2] * scaleVec[2]])
steps = 3 # generate N slice offsets
offsetStep = np.linalg.norm(sNormal) / steps
values = np.arange(-(steps/2), steps/2) * offsetStep
return values.tolist()
# generate values depending on the type of filter
if isinstance(source, paraview.simple.servermanager.filters.Clip):
# grab values from ui or generate defaults
values = userDefinedValues[name] if (name in userDefinedValues) else generate_offset_values()
if len(values) == 0: values = generate_offset_values()
# add sublayer and create the appropriate track
cs.add_control(name, cinema_store.make_parameter(name, values, typechoice='hidden'))
explorerDir[name] = pv_explorers.Clip(name, source)
elif isinstance(source, paraview.simple.servermanager.filters.Slice):
# grab values from ui or generate defaults
values = userDefinedValues[name] if (name in userDefinedValues) else generate_offset_values()
if len(values) == 0: values = generate_offset_values()
# add sublayer and create the appropriate track
cs.add_control(name, cinema_store.make_parameter(name, values, typechoice='hidden'))
explorerDir[name] = pv_explorers.Slice(name, source)
elif isinstance(source, paraview.simple.servermanager.filters.Contour):
def generate_contour_values():
# grab values from ui or generate defaults
vRange = source.Input.GetDataInformation().DataInformation.GetPointDataInformation().GetArrayInformation(0).GetComponentRange(0)
return np.linspace(vRange[0], vRange[1], 5).tolist() # generate 5 contour values
values = userDefinedValues[name] if (name in userDefinedValues) else generate_contour_values()
if len(values) == 0: values = generate_contour_values()
# add sublayer and create the appropriate track
cs.add_control(name, cinema_store.make_parameter(name, values, typechoice='hidden'))
explorerDir[name] = pv_explorers.Contour(name, source)
def add_filter_value(name, cs, userDefinedValues):
"""creates controls for the filters that we know how to manipulate"""
source = paraview.simple.FindSource(name)
# generate values depending on the type of filter
if isinstance(source, paraview.simple.servermanager.filters.Clip):
# grab values from ui
values = []
if (source in userDefinedValues):
if ("OffsetValues" in userDefinedValues[source]):
values = userDefinedValues[source]["OffsetValues"]
if len(values) == 0:
#nothing asked for just leave as is
return False
# add sublayer and create the appropriate track
cs.add_control(
name, cinema_store.make_parameter(name,
values,
typechoice='hidden'))
explorerDir[name] = pv_explorers.Clip(name, source)
return True
elif isinstance(source, paraview.simple.servermanager.filters.Slice):
# grab values from ui
values = []
if (source in userDefinedValues):
if ("SliceOffsetValues" in userDefinedValues[source]):
values = userDefinedValues[source]["SliceOffsetValues"]
if len(values) == 0:
#nothing asked for just leave as is
return False
# add sublayer and create the appropriate track
cs.add_control(
name, cinema_store.make_parameter(name,
values,
typechoice='hidden'))
explorerDir[name] = pv_explorers.Slice(name, source)
return True
elif isinstance(source, paraview.simple.servermanager.filters.Contour):
# grab values from ui
values = []
if (source in userDefinedValues):
if ("Isosurfaces" in userDefinedValues[source]):
values = userDefinedValues[source]["Isosurfaces"]
if len(values) == 0:
#nothing asked for just leave as is
return False
# add sublayer and create the appropriate track
cs.add_control(
name, cinema_store.make_parameter(name,
values,
typechoice='hidden'))
explorerDir[name] = pv_explorers.Contour(name, source)
return True
