def __init__(self, module_manager):
SimpleVTKClassModuleBase.__init__(
self, module_manager,
vtk.vtkTreeReader(), 'Reading vtkTree.',
(), ('vtkTree',),
replaceDoc=True,
inputFunctions=None, outputFunctions=None)
def DeserializeVTKTree(treeString): data_treeString = base64.b64decode(treeString) reader = vtk.vtkTreeReader() reader.ReadFromInputStringOn() reader.SetBinaryInputString(data_treeString, len(data_treeString)) reader.Update() return reader.GetOutput()
def __init__(self, module_manager):
SimpleVTKClassModuleBase.__init__(self,
module_manager,
vtk.vtkTreeReader(),
'Reading vtkTree.', (),
('vtkTree', ),
replaceDoc=True,
inputFunctions=None,
outputFunctions=None)
def initialize(self, VTKWebApp, args):
# Create default pipeline (Only once for all the session)
if not VTKWebApp.view:
baseURL = args.baseURL
# support for overriding the base URL
scriptDir = os.path.dirname(os.path.realpath(__file__))
configPath = scriptDir + "/baseURL.txt"
if os.path.isfile(configPath):
f = file(configPath, "r")
baseURL = f.read().rstrip()
f.close()
# get our input data from romanesco
r = requests.get(baseURL + args.tree1URI, verify=False)
tree1JSON = r.json()
tree1Str = tree1JSON["data"]
r = requests.get(baseURL + args.tree2URI, verify=False)
tree2JSON = r.json()
tree2Str = tree2JSON["data"]
r = requests.get(baseURL + args.tableURI, verify=False)
tableJSON = r.json()
tableStr = tableJSON["data"]
# get the tree names (TODO: consider better ways to get this info)
tree1LabelURI = args.tree1URI[0:args.tree1URI.find("romanesco")]
r = requests.get(baseURL + tree1LabelURI, verify=False)
tree1LabelJSON = r.json()
tree1Label = tree1LabelJSON["name"]
tree1Label = tree1Label[0:tree1Label.find(".")]
tree2LabelURI = args.tree2URI[0:args.tree2URI.find("romanesco")]
r = requests.get(baseURL + tree2LabelURI, verify=False)
tree2LabelJSON = r.json()
tree2Label = tree2LabelJSON["name"]
tree2Label = tree2Label[0:tree2Label.find(".")]
# convert our input data into deserialized VTK objects
tree1Reader = vtk.vtkTreeReader()
tree1Reader.ReadFromInputStringOn()
tree1Reader.SetInputString(tree1Str, len(tree1Str))
tree1Reader.Update()
tree1 = tree1Reader.GetOutput()
tree2Reader = vtk.vtkTreeReader()
tree2Reader.ReadFromInputStringOn()
tree2Reader.SetInputString(tree2Str, len(tree2Str))
tree2Reader.Update()
tree2 = tree2Reader.GetOutput()
tableReader = vtk.vtkDelimitedTextReader()
tableReader.ReadFromInputStringOn()
tableReader.SetInputString(tableStr, len(tableStr))
tableReader.SetHaveHeaders(True)
tableReader.DetectNumericColumnsOn()
tableReader.ForceDoubleOn()
table = tableReader.GetOutput()
tableReader.Update()
# create our visualization item and load the data into it.
tanglegram = vtk.vtkTanglegramItem()
tanglegram.SetTree1(tree1)
tanglegram.SetTree2(tree2)
tanglegram.SetTable(table)
tanglegram.SetTree1Label(tree1Label)
tanglegram.SetTree2Label(tree2Label)
tanglegram.SetCorrespondenceLineWidth(4.0)
tanglegram.SetTreeLineWidth(2.0)
# setup the window
view = vtk.vtkContextView()
view.GetRenderWindow().SetSize(int(args.width), int(args.height))
view.GetRenderer().SetBackground(1, 1, 1)
iren = view.GetInteractor()
iren.SetRenderWindow(view.GetRenderWindow())
transformItem = vtk.vtkContextTransform()
transformItem.AddItem(tanglegram)
transformItem.SetInteractive(1)
view.GetScene().AddItem(transformItem)
view.GetRenderWindow().SetMultiSamples(0)
iren.Initialize()
view.GetRenderWindow().Render()
# VTK Web application specific
VTKWebApp.view = view.GetRenderWindow()
self.Application.GetObjectIdMap().SetActiveObject(
"VIEW", view.GetRenderWindow())
def initialize(self, VTKWebApp, args):
# Create default pipeline (Only once for all the session)
if not VTKWebApp.view:
baseURL = args.baseURL
# support for overriding the base URL
scriptDir = os.path.dirname(os.path.realpath(__file__))
configPath = scriptDir + "/baseURL.txt"
if os.path.isfile(configPath):
f = file(configPath, "r")
baseURL = f.read().rstrip()
f.close()
# get our input data from romanesco
r = requests.get(baseURL + args.tableURI, verify=False)
tableJSON = r.json()
tableStr = tableJSON["data"]
r = requests.get(baseURL + args.treeURI, verify=False)
treeJSON = r.json()
treeStr = treeJSON["data"]
# deserialize our input data
tableReader = vtk.vtkTableReader()
tableReader.ReadFromInputStringOn()
tableReader.SetInputString(tableStr, len(tableStr))
tableReader.Update()
table = tableReader.GetOutput()
treeReader = vtk.vtkTreeReader()
treeReader.ReadFromInputStringOn()
treeReader.SetInputString(treeStr, len(treeStr))
treeReader.Update()
tree = treeReader.GetOutput()
# create our visualization item and load the data into it.
treeHeatmapItem = vtk.vtkTreeHeatmapItem()
treeHeatmapItem.SetTree(tree)
treeHeatmapItem.SetTable(table)
# detect if we are visualizing the results of a tree comparison
if tree.GetVertexData().GetArray("property.differences"):
treeHeatmapItem.GetDendrogram().SetColorArray(
"property.differences")
treeHeatmapItem.GetDendrogram().SetLineWidth(2.0)
# setup the window
view = vtk.vtkContextView()
view.GetRenderWindow().SetSize(int(args.width), int(args.height))
view.GetRenderer().SetBackground(1, 1, 1)
iren = view.GetInteractor()
iren.SetRenderWindow(view.GetRenderWindow())
transformItem = vtk.vtkContextTransform()
transformItem.AddItem(treeHeatmapItem)
transformItem.SetInteractive(1)
view.GetScene().AddItem(transformItem)
view.GetRenderWindow().SetMultiSamples(0)
iren.Initialize()
view.GetRenderWindow().Render()
# adjust zoom so the item nicely fills the screen
itemSize = [0, 0]
treeHeatmapItem.GetSize(itemSize)
itemSize.append(0)
transformItem.GetTransform().MultiplyPoint(itemSize, itemSize)
newWidth = view.GetScene().GetSceneWidth()
newHeight = view.GetScene().GetSceneHeight()
pageWidth = newWidth
pageHeight = newHeight
sx = pageWidth / itemSize[0]
sy = pageHeight / itemSize[1]
if sy < sx:
scale = sy
else:
scale = sx
if scale > 1:
scale = scale * 0.5
else:
scale = scale * 0.9
transformItem.Scale(scale, scale)
# center the item within the screen
itemCenter = [0, 0]
treeHeatmapItem.GetCenter(itemCenter)
itemCenter.append(0)
centerPt = vtk.vtkPoints2D()
centerPt.InsertNextPoint(newWidth / 2.0, newHeight / 2.0)
transformItem.GetTransform().InverseTransformPoints(centerPt, centerPt)
sceneCenter = [0, 0]
centerPt.GetPoint(0, sceneCenter)
dx = -1 * (itemCenter[0] - sceneCenter[0])
dy = -1 * (itemCenter[1] - sceneCenter[1])
transformItem.Translate(dx, dy)
# VTK Web application specific
VTKWebApp.view = view.GetRenderWindow()
self.Application.GetObjectIdMap().SetActiveObject(
"VIEW", view.GetRenderWindow())
import vtk reader = vtk.vtkTreeReader() reader.ReadFromInputStringOn() reader.SetInputString(input, len(input)) reader.Update() output = reader.GetOutput()
def initialize(self, VTKWebApp, args):
# Create default pipeline (Only once for all the session)
if not VTKWebApp.view:
baseURL = args.baseURL
# support for overriding the base URL
scriptDir = os.path.dirname(os.path.realpath(__file__))
configPath = scriptDir + "/baseURL.txt"
if os.path.isfile(configPath):
f = file(configPath, "r")
baseURL = f.read().rstrip()
f.close()
# get our input data from romanesco
r = requests.get(baseURL + args.tableURI, verify=False)
tableJSON = r.json()
tableStr = tableJSON["data"]
r = requests.get(baseURL + args.treeURI, verify=False)
treeJSON = r.json()
treeStr = treeJSON["data"]
# deserialize our input data
tableReader = vtk.vtkTableReader()
tableReader.ReadFromInputStringOn()
tableReader.SetInputString(tableStr, len(tableStr))
tableReader.Update()
table = tableReader.GetOutput()
treeReader = vtk.vtkTreeReader()
treeReader.ReadFromInputStringOn()
treeReader.SetInputString(treeStr, len(treeStr))
treeReader.Update()
tree = treeReader.GetOutput()
# create our visualization item and load the data into it.
treeHeatmapItem = vtk.vtkTreeHeatmapItem()
treeHeatmapItem.SetTree(tree)
treeHeatmapItem.SetTable(table)
# detect if we are visualizing the results of a tree comparison
if tree.GetVertexData().GetArray("property.differences"):
treeHeatmapItem.GetDendrogram().SetColorArray("property.differences")
treeHeatmapItem.GetDendrogram().SetLineWidth(2.0)
# setup the window
view = vtk.vtkContextView()
view.GetRenderWindow().SetSize(int(args.width), int(args.height))
view.GetRenderer().SetBackground(1,1,1)
iren = view.GetInteractor()
iren.SetRenderWindow(view.GetRenderWindow())
transformItem = vtk.vtkContextTransform()
transformItem.AddItem(treeHeatmapItem)
transformItem.SetInteractive(1)
view.GetScene().AddItem(transformItem)
view.GetRenderWindow().SetMultiSamples(0)
iren.Initialize()
view.GetRenderWindow().Render()
# adjust zoom so the item nicely fills the screen
itemSize = [0, 0]
treeHeatmapItem.GetSize(itemSize)
itemSize.append(0)
transformItem.GetTransform().MultiplyPoint(itemSize, itemSize)
newWidth = view.GetScene().GetSceneWidth()
newHeight = view.GetScene().GetSceneHeight()
pageWidth = newWidth
pageHeight = newHeight
sx = pageWidth / itemSize[0]
sy = pageHeight / itemSize[1]
if sy < sx:
scale = sy;
else:
scale = sx;
if scale > 1:
scale = scale * 0.5
else:
scale = scale * 0.9
transformItem.Scale(scale, scale)
# center the item within the screen
itemCenter = [0, 0]
treeHeatmapItem.GetCenter(itemCenter)
itemCenter.append(0)
centerPt = vtk.vtkPoints2D()
centerPt.InsertNextPoint(newWidth / 2.0, newHeight / 2.0)
transformItem.GetTransform().InverseTransformPoints(centerPt, centerPt)
sceneCenter = [0, 0]
centerPt.GetPoint(0, sceneCenter)
dx = -1 * (itemCenter[0] - sceneCenter[0])
dy = -1 * (itemCenter[1] - sceneCenter[1])
transformItem.Translate(dx, dy)
# VTK Web application specific
VTKWebApp.view = view.GetRenderWindow()
self.Application.GetObjectIdMap().SetActiveObject("VIEW", view.GetRenderWindow())
