def __init__(self):
self._rendererScene = vtk.vtkRenderer()
self._rendererScene.SetBackground(self.COLOR_BG)
self._renderWindowScene = vtk.vtkRenderWindow()
self._renderWindowScene.AddRenderer(self._rendererScene)
self._renderWindowInteractor = vtk.vtkRenderWindowInteractor()
self._renderWindowInteractor.SetRenderWindow(self._renderWindowScene)
#self._interactorStyle = vtk.vtkInteractorStyleUnicam()
self._interactorStyle = self.KeyPressInteractorStyle()
self._interactorStyle.SetCamera(self._rendererScene.GetActiveCamera())
self._interactorStyle.SetRenderer(self._rendererScene)
self._interactorStyle.SetRenderWindow(self._renderWindowScene)
self._contextViewPlotCurv = vtk.vtkContextView()
self._contextViewPlotCurv.GetRenderer().SetBackground(
self.COLOR_BG_PLOT)
self._contextInteractorStyleCurv = self.KeyPressContextInteractorStyle(
)
self._contextInteractorStyleCurv.SetRenderWindow(
self._contextViewPlotCurv.GetRenderWindow())
self._chartXYCurv = vtk.vtkChartXY()
self._contextViewPlotCurv.GetScene().AddItem(self._chartXYCurv)
self._chartXYCurv.SetShowLegend(True)
self._chartXYCurv.GetAxis(vtk.vtkAxis.LEFT).SetTitle("")
self._chartXYCurv.GetAxis(vtk.vtkAxis.BOTTOM).SetTitle("")
self._contextViewPlotTors = vtk.vtkContextView()
self._contextViewPlotTors.GetRenderer().SetBackground(
self.COLOR_BG_PLOT)
self._contextInteractorStyleTors = self.KeyPressContextInteractorStyle(
)
self._contextInteractorStyleTors.SetRenderWindow(
self._contextViewPlotTors.GetRenderWindow())
self._chartXYTors = vtk.vtkChartXY()
self._contextViewPlotTors.GetScene().AddItem(self._chartXYTors)
self._chartXYTors.SetShowLegend(True)
self._chartXYTors.GetAxis(vtk.vtkAxis.LEFT).SetTitle("")
self._chartXYTors.GetAxis(vtk.vtkAxis.BOTTOM).SetTitle("")
self._textActor = vtk.vtkTextActor()
self._textActor.GetTextProperty().SetColor(self.COLOR_LENGTH)
self._addedBSpline = False
def TestColorTransferFunction(int , char):
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(400, 300)
chart = vtk.vtkChartXY()
chart.SetTitle('Chart')
view.GetScene().AddItem(chart)
colorTransferFunction = vtk.vtkColorTransferFunction()
colorTransferFunction.AddHSVSegment(50.,0.,1.,1.,85.,0.3333,1.,1.)
colorTransferFunction.AddHSVSegment(85.,0.3333,1.,1.,170.,0.6666,1.,1.)
colorTransferFunction.AddHSVSegment(170.,0.6666,1.,1.,200.,0.,1.,1.)
colorTransferFunction.Build()
colorTransferItem = vtk.vtkColorTransferFunctionItem()
colorTransferItem.SetColorTransferFunction(colorTransferFunction)
chart.AddPlot(colorTransferItem)
controlPointsItem = vtk.vtkColorTransferControlPointsItem()
controlPointsItem.SetColorTransferFunction(colorTransferFunction)
controlPointsItem.SetUserBounds(0., 255., 0., 1.)
chart.AddPlot(controlPointsItem)
# Finally render the scene and compare the image to a reference image
view.GetRenderWindow().SetMultiSamples(1)
if view.GetContext().GetDevice().IsA( "vtkOpenGLContextDevice2D") :
view.GetInteractor().Initialize()
view.GetInteractor().Start()
else:
print 'GL version 2 or higher is required.'
return EXIT_SUCCESS
def addPlot(self,_plotName,_style="Lines"): # called directly from Steppable; add a (possibly more than one) plot to a plot window
self.plotWindowInterfaceMutex.lock()
# self.plotWindowMutex.lock()
# return
# print MODULENAME,' addPlot(): _plotName= ',_plotName
# import pdb; pdb.set_trace()
# self.plotData[_plotName] = [array([],dtype=double),array([],dtype=double),False] # 'array': from PyQt4.Qwt5.anynumpy import *
self.chart = vtk.vtkChartXY()
# self.chart.GetAxis(vtk.vtkAxis.LEFT).SetLogScale(True)
# self.chart.GetAxis(vtk.vtkAxis.BOTTOM).SetLogScale(True)
# self.numCharts += 1
self.plotData[_plotName] = [self.chart]
self.view = vtk.vtkContextView()
self.ren = self.view.GetRenderer()
# self.renWin = self.qvtkWidget.GetRenderWindow()
self.renWin = self.pW.GetRenderWindow()
self.renWin.AddRenderer(self.ren)
# Create a table with some points in it
self.table = vtk.vtkTable()
self.arrX = vtk.vtkFloatArray()
self.arrX.SetName("xarray")
self.arrC = vtk.vtkFloatArray()
self.arrC.SetName("yarray")
numPoints = 5
numPoints = 15
inc = 7.5 / (numPoints - 1)
# for i in range(0,numPoints):
# self.arrX.InsertNextValue(i*inc)
# self.arrC.InsertNextValue(math.cos(i * inc) + 0.0)
# self.arrX.InsertNextValue(0.0)
# self.arrC.InsertNextValue(0.0)
# self.arrX.InsertNextValue(0.1)
# self.arrC.InsertNextValue(0.1)
self.table.AddColumn(self.arrX)
self.table.AddColumn(self.arrC)
# Now add the line plots with appropriate colors
self.line = self.chart.AddPlot(0)
self.line.SetInput(self.table,0,1)
self.line.SetColor(0,0,255,255)
self.line.SetWidth(1.0)
self.view.GetRenderer().SetBackground([0.6,0.6,0.1])
self.view.GetRenderer().SetBackground([1.0,1.0,1.0])
self.view.GetScene().AddItem(self.chart)
self.plotWindowInterfaceMutex.unlock()
def testLinePlot(self):
"Test if line plots can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0,1.0,1.0)
view.GetRenderWindow().SetSize(400,300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
# Create a table with some points in it
table = vtk.vtkTable()
arrX = vtk.vtkFloatArray()
arrX.SetName("X Axis")
arrC = vtk.vtkFloatArray()
arrC.SetName("Cosine")
arrS = vtk.vtkFloatArray()
arrS.SetName("Sine")
arrS2 = vtk.vtkFloatArray()
arrS2.SetName("Sine2")
numPoints = 69
inc = 7.5 / (numPoints - 1)
for i in range(0,numPoints):
arrX.InsertNextValue(i*inc)
arrC.InsertNextValue(math.cos(i * inc) + 0.0)
arrS.InsertNextValue(math.sin(i * inc) + 0.0)
arrS2.InsertNextValue(math.sin(i * inc) + 0.5)
table.AddColumn(arrX)
table.AddColumn(arrC)
table.AddColumn(arrS)
table.AddColumn(arrS2)
# Now add the line plots with appropriate colors
line = chart.AddPlot(0)
line.SetInput(table,0,1)
line.SetColor(0,255,0,255)
line.SetWidth(1.0)
line = chart.AddPlot(0)
line.SetInput(table,0,2)
line.SetColor(255,0,0,255);
line.SetWidth(5.0)
line = chart.AddPlot(0)
line.SetInput(table,0,3)
line.SetColor(0,0,255,255);
line.SetWidth(4.0)
view.GetRenderWindow().SetMultiSamples(0)
img_file = "TestLinePlot.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),vtk.test.Testing.getAbsImagePath(img_file),threshold=25)
vtk.test.Testing.interact()
def testBarGraph(self):
"Test if bar graphs can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(400, 300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
# Create a table with some points in it
table = vtk.vtkTable()
arrMonth = vtk.vtkIntArray()
arrMonth.SetName("Month")
arr2008 = vtk.vtkIntArray()
arr2008.SetName("2008")
arr2009 = vtk.vtkIntArray()
arr2009.SetName("2009")
arr2010 = vtk.vtkIntArray()
arr2010.SetName("2010")
numMonths = 12
for i in range(0, numMonths):
arrMonth.InsertNextValue(i + 1)
arr2008.InsertNextValue(data_2008[i])
arr2009.InsertNextValue(data_2009[i])
arr2010.InsertNextValue(data_2010[i])
table.AddColumn(arrMonth)
table.AddColumn(arr2008)
table.AddColumn(arr2009)
table.AddColumn(arr2010)
# Now add the line plots with appropriate colors
line = chart.AddPlot(2)
line.SetInputData(table, 0, 1)
line.SetColor(0, 255, 0, 255)
line = chart.AddPlot(2)
line.SetInputData(table, 0, 2)
line.SetColor(255, 0, 0, 255)
line = chart.AddPlot(2)
line.SetInputData(table, 0, 3)
line.SetColor(0, 0, 255, 255)
view.GetRenderWindow().SetMultiSamples(0)
view.GetRenderWindow().Render()
img_file = "TestBarGraph.png"
vtk.test.Testing.compareImage(
view.GetRenderWindow(),
vtk.test.Testing.getAbsImagePath(img_file),
threshold=25)
vtk.test.Testing.interact()
def main():
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(400, 300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
chart.SetShowLegend(True)
table = vtk.vtkTable()
arrX = vtk.vtkFloatArray()
arrX.SetName('X Axis')
arrC = vtk.vtkFloatArray()
arrC.SetName('Cosine')
arrS = vtk.vtkFloatArray()
arrS.SetName('Sine')
arrT = vtk.vtkFloatArray()
arrT.SetName('Sine-Cosine')
table.AddColumn(arrC)
table.AddColumn(arrS)
table.AddColumn(arrX)
table.AddColumn(arrT)
numPoints = 40
inc = 7.5 / (numPoints - 1)
table.SetNumberOfRows(numPoints)
for i in range(numPoints):
table.SetValue(i, 0, i * inc)
table.SetValue(i, 1, math.cos(i * inc))
table.SetValue(i, 2, math.sin(i * inc))
table.SetValue(i, 3, math.sin(i * inc) - math.cos(i * inc))
points = chart.AddPlot(vtk.vtkChart.POINTS)
points.SetInputData(table, 0, 1)
points.SetColor(0, 0, 0, 255)
points.SetWidth(1.0)
points.SetMarkerStyle(vtk.vtkPlotPoints.CROSS)
points = chart.AddPlot(vtk.vtkChart.POINTS)
points.SetInputData(table, 0, 2)
points.SetColor(0, 0, 0, 255)
points.SetWidth(1.0)
points.SetMarkerStyle(vtk.vtkPlotPoints.PLUS)
points = chart.AddPlot(vtk.vtkChart.POINTS)
points.SetInputData(table, 0, 3)
points.SetColor(0, 0, 255, 255)
points.SetWidth(1.0)
points.SetMarkerStyle(vtk.vtkPlotPoints.CIRCLE)
view.GetRenderWindow().SetMultiSamples(0)
view.GetInteractor().Initialize()
view.GetInteractor().Start()
def testBarGraph(self):
"Test if bar graphs can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0,1.0,1.0)
view.GetRenderWindow().SetSize(400,300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
# Create a table with some points in it
table = vtk.vtkTable()
arrMonth = vtk.vtkIntArray()
arrMonth.SetName("Month")
arr2008 = vtk.vtkIntArray()
arr2008.SetName("2008")
arr2009 = vtk.vtkIntArray()
arr2009.SetName("2009")
arr2010 = vtk.vtkIntArray()
arr2010.SetName("2010")
numMonths = 12
for i in range(0,numMonths):
arrMonth.InsertNextValue(i + 1)
arr2008.InsertNextValue(data_2008[i])
arr2009.InsertNextValue(data_2009[i])
arr2010.InsertNextValue(data_2010[i])
table.AddColumn(arrMonth)
table.AddColumn(arr2008)
table.AddColumn(arr2009)
table.AddColumn(arr2010)
# Now add the line plots with appropriate colors
line = chart.AddPlot(2)
line.SetInput(table,0,1)
line.SetColor(0,255,0,255)
line = chart.AddPlot(2)
line.SetInput(table,0,2)
line.SetColor(255,0,0,255);
line = chart.AddPlot(2)
line.SetInput(table,0,3)
line.SetColor(0,0,255,255);
view.GetRenderWindow().SetMultiSamples(0)
view.GetRenderWindow().Render()
img_file = "TestBarGraph.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),vtk.test.Testing.getAbsImagePath(img_file),threshold=25)
vtk.test.Testing.interact()
def __init__(self):
self._rendererScene = vtk.vtkRenderer()
self._rendererScene.SetBackground(self.COLOR_BG)
self._renderWindowScene = vtk.vtkRenderWindow()
self._renderWindowScene.AddRenderer(self._rendererScene)
self._renderWindowInteractor = vtk.vtkRenderWindowInteractor()
self._renderWindowInteractor.SetRenderWindow(self._renderWindowScene)
#self._interactorStyle = vtk.vtkInteractorStyleUnicam()
self._interactorStyle = self.KeyPressInteractorStyle()
self._interactorStyle.SetCamera(self._rendererScene.GetActiveCamera())
self._interactorStyle.SetRenderer(self._rendererScene)
self._interactorStyle.SetRenderWindow(self._renderWindowScene)
self._contextViewPlotCurv = vtk.vtkContextView()
self._contextViewPlotCurv.GetRenderer().SetBackground(self.COLOR_BG_PLOT)
self._contextInteractorStyleCurv = self.KeyPressContextInteractorStyle()
self._contextInteractorStyleCurv.SetRenderWindow(self._contextViewPlotCurv.GetRenderWindow())
self._chartXYCurv = vtk.vtkChartXY()
self._contextViewPlotCurv.GetScene().AddItem(self._chartXYCurv)
self._chartXYCurv.SetShowLegend(True)
self._chartXYCurv.GetAxis(vtk.vtkAxis.LEFT).SetTitle("")
self._chartXYCurv.GetAxis(vtk.vtkAxis.BOTTOM).SetTitle("")
self._contextViewPlotTors = vtk.vtkContextView()
self._contextViewPlotTors.GetRenderer().SetBackground(self.COLOR_BG_PLOT)
self._contextInteractorStyleTors = self.KeyPressContextInteractorStyle()
self._contextInteractorStyleTors.SetRenderWindow(self._contextViewPlotTors.GetRenderWindow())
self._chartXYTors = vtk.vtkChartXY()
self._contextViewPlotTors.GetScene().AddItem(self._chartXYTors)
self._chartXYTors.SetShowLegend(True)
self._chartXYTors.GetAxis(vtk.vtkAxis.LEFT).SetTitle("")
self._chartXYTors.GetAxis(vtk.vtkAxis.BOTTOM).SetTitle("")
self._textActor = vtk.vtkTextActor()
self._textActor.GetTextProperty().SetColor(self.COLOR_LENGTH)
self._addedBSpline = False
def __init__(self, measure_obj=None, parent=None):
"""
Constructor
"""
super(GraphWidget, self).__init__(parent=parent)
# parent
self._parent = parent
# self.frame = QtGui.QFrame()
#
# self.vl = QtGui.QVBoxLayout()
self.view = vtk.vtkContextView()
self.view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
# self.vtkWidget = QVTKRenderWindowInteractor(self.frame)
#
# self.vl.addWidget(self.vtkWidget)
self.view.SetInteractor(self.GetRenderWindow().GetInteractor())
self.SetRenderWindow(self.view.GetRenderWindow())
# self.ren = vtk.vtkRenderer()
# self.vtkWidget.GetRenderWindow().AddRenderer(self.ren)
# self.interactor = self.vtkWidget.GetRenderWindow().GetInteractor()
# self.frame.setLayout(self.vl)
# self.setCentralWidget(self.frame)
self.xy_data = vtk.vtkTable()
self.arrX = vtk.vtkFloatArray()
self.arrX.SetName("X Axis")
self.xy_data.AddColumn(self.arrX)
self.arrY = vtk.vtkFloatArray()
self.arrY.SetName("Y value")
self.xy_data.AddColumn(self.arrY)
numPoints = 20
inc = 7.5 / (numPoints - 1)
self.xy_data.SetNumberOfRows(numPoints)
for i in range(numPoints):
self.xy_data.SetValue(i, 0, i * inc)
self.xy_data.SetValue(i, 1, i * inc)
# self.view = vtk.vtkContextView()
# self.view.GetRenderer().SetBackground(1.0, 0.0, 1.0)
#
self.chart = vtk.vtkChartXY()
self.chart.GetAxis(0).SetGridVisible(False)
self.chart.GetAxis(1).SetGridVisible(False)
self.view.GetScene().AddItem(self.chart)
self.line = self.chart.AddPlot(vtk.vtkChart.LINE)
self.line.SetInputData(self.xy_data, 0, 1)
def main():
view = vtk.vtkContextView()
table = vtk.vtkTable()
arrMonth = vtk.vtkIntArray()
arrMonth.SetName("Month")
arr2008 = vtk.vtkIntArray()
arr2008.SetName("2008")
arr2009 = vtk.vtkIntArray()
arr2009.SetName("2009")
arr2010 = vtk.vtkIntArray()
arr2010.SetName("2010")
table.AddColumn(arrMonth)
table.AddColumn(arr2008)
table.AddColumn(arr2009)
table.AddColumn(arr2010)
table.SetNumberOfRows(12)
for i in range(12):
table.SetValue(i, 0, i + 1)
table.SetValue(i, 1, data_2008[i])
table.SetValue(i, 2, data_2009[i])
table.SetValue(i, 3, data_2010[i])
chart = vtk.vtkChartXY()
line = chart.AddPlot(vtk.vtkChart.BAR)
line.SetInputData(table, 0, 1)
line.SetColor(0.0, 1.0, 0.0)
line = chart.AddPlot(vtk.vtkChart.BAR)
line.SetInputData(table, 0, 2)
line.SetColor(1.0, 0.0, 0.0)
line = chart.AddPlot(vtk.vtkChart.BAR)
line.SetInputData(table, 0, 3)
line.SetColor(0.0, 0.0, 1.0)
view.GetScene().AddItem(chart)
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(1200, 1000)
view.GetRenderWindow().Render()
winToImageFilter = vtk.vtkWindowToImageFilter()
winToImageFilter.SetInput(view.GetRenderWindow())
winToImageFilter.Update()
writer = vtk.vtkPNGWriter()
writer.SetFileName("./test.png")
writer.SetInputData(winToImageFilter.GetOutput())
writer.Write()
def plot(self):
for (key, val) in self.props_name.items():
print key, val
chart = vtk.vtkChartXY()
self.view.GetScene().AddItem(chart);
line = chart.AddPlot(vtk.vtkChart.LINE)
line.SetInput(self.table, 0, 1);
line.SetColor(0, 255, 0, 255);
line.SetWidth(5.0);
line.GetPen().SetLineType(1)
self.view.GetRenderWindow().SetMultiSamples(0);
self.view.GetInteractor().Initialize()
self.view.GetInteractor().Start()
print "+Vtk_plot \'%s\'"
def __init__(self, *args, **kwargs):
super(Graph, self).__init__(**kwargs)
# Create a view actor, this is where the plots are displayed
self._vtkchart = vtk.vtkChartXY()
self._vtkview = vtk.vtkContextActor()
self._vtkview.GetScene().AddItem(self._vtkchart)
self._vtkrenderer.AddViewProp(self._vtkview)
# vtkColorSeries for automatic line colors
self._vtkcolorseries = None
# Add the ChiggerPlot objects
self._plots = []
# Add the lines provided as arguments
lines = self.getOption('lines') if self.isOptionValid('lines') else []
lines.extend(args)
self.setOption('lines', lines)
def __init__(self, *args, **kwargs):
super(Graph, self).__init__(**kwargs)
# Create a view actor, this is where the plots are displayed
self._vtkchart = vtk.vtkChartXY()
self._vtkview = vtk.vtkContextActor()
self._vtkview.GetScene().AddItem(self._vtkchart)
self._vtkrenderer.AddViewProp(self._vtkview)
# vtkColorSeries for automatic line colors
self._vtkcolorseries = None
# Add the ChiggerPlot objects
self._plots = []
# Add the lines provided as arguments
lines = self.getOption('lines') if self.isOptionValid('lines') else []
lines.extend(args)
self.setOption('lines', lines)
def __init__(self, parent = None):
super(E_VolumeRenderingWidget, self).__init__(parent)
self.setMaximumWidth(300)
self.mainLayout = QVBoxLayout()
self.mainLayout.setSpacing(0)
self.setLayout(self.mainLayout)
self.m_widget = QVTKRenderWindowInteractor();
self.m_widget.setMaximumHeight(100)
self.m_widget.AddObserver('MouseMoveEvent', self.onMouseMove)
self.m_widget.AddObserver('LeftButtonPressEvent', self.onLeftDown, 1.0)
self.m_widget.AddObserver('LeftButtonReleaseEvent', self.onLeftUp, -1.0)
self.m_widget.hide()
self.m_bClicked = False
self.m_view = vtk.vtkContextView()
self.m_histogramChart = vtk.vtkChartXY()
self.Initialize()
def plot(self):
for (key, val) in self.props_name.items():
if (val != 0):
print "|_Vtk_plot.plot Y:\'%s\'" % key
chart = vtk.vtkChartXY()
self.view.GetScene().AddItem(chart)
line = chart.AddPlot(vtk.vtkChart.LINE)
line.SetInput(self.table, 0, val)
line.SetColor(0, 255, 0, 255)
line.SetWidth(5.0)
line.GetPen().SetLineType(1)
else:
print "|_Vtk_plot.plot X:\'%s\'" % key
self.view.GetRenderWindow().SetMultiSamples(0)
self.view.GetInteractor().Initialize()
self.view.GetInteractor().Start()
print "|_Vtk_plot.plot ok!"
def PlotSelectedData(data, state, view, text_init):
nb_sources = 0
for i in range(data.GetPointData().GetNumberOfArrays()):
if data.GetPointData().GetGlobalIds('Potentials-'+str(i)):
nb_sources += 1
view.GetRenderer().RemoveActor2D(text_init)
chart = vtk.vtkChartXY()
view.GetScene().RemoveItem(0)
view.GetScene().AddItem(chart)
chart.SetShowLegend(True)
table = vtk.vtkTable()
X = vtk.vtkDoubleArray(); X.SetName("X")
if state:
numPoints = data.GetNumberOfCells()
chart.GetAxis(0).SetTitle('Current');
else:
numPoints = data.GetNumberOfPoints()
chart.GetAxis(0).SetTitle('Potential');
chart.GetAxis(0).SetRange(0,nb_sources)
for j in range(nb_sources):
X.InsertNextValue(j)
table.AddColumn(X)
for i in range(numPoints):
Y = vtk.vtkDoubleArray()
if state:
Y.SetName("id"+str(data.GetCellData().GetGlobalIds('Indices').GetValue(i)))
else:
Y.SetName("id"+str(data.GetPointData().GetGlobalIds('Indices').GetValue(i)))
for j in range(nb_sources):
if state:
Y.InsertNextValue(data.GetCellData().GetGlobalIds('Currents-'+str(j)).GetValue(i))
else:
Y.InsertNextValue(data.GetPointData().GetGlobalIds('Potentials-'+str(j)).GetValue(i))
table.AddColumn(Y)
# Now add the line plots
line = chart.AddPlot(0)
line.SetInput(table,0,i+1)
line.SetColor(0,1,0)
line.SetWidth(1.0)
view.GetRenderWindow().Render()
def __init__(self,_plotWindow=None):
# PlotManagerSetup.PlotWindowInterfaceBase.__init__(self,_plotWindow)
QtCore.QObject.__init__(self, None)
print MODULENAME,' __init__(): _plotWindow=',_plotWindow
if _plotWindow:
self.plotWindow = _plotWindow
# self.pW = self.plotWindow.plotWidget
self.pW = self.plotWindow.qvtkWidget
print MODULENAME,'PlotWindowInterface: __init__(): self.pW=',self.pW
self.chart = vtk.vtkChartXY()
self.plotData={}
self.plotHistData={}
self.plotDrawingObjects={}
self.initSignalsAndSlots()
self.plotWindowInterfaceMutex = QtCore.QMutex()
self.dirtyFlagIndex=2 # this is the index of the flag that is used to signal whether the data has been modified or not
self.autoLegendFlag=False
self.legendSetFlag=False
self.eraseAllFlag=False
self.logScaleFlag=False
def __init__(self, chart_frame):
super(VTKChartWidget, self).__init__()
vtk.vtkObject.GlobalWarningDisplayOff()
self.line_colors = default_line_colors
self.line_width = default_line_width
self.line_types = default_line_types
self._gui_callbacks = []
self.chart_frame = chart_frame
self.renderer = vtk.vtkRenderer()
self.renderer.SetBackground(1.0, 1.0, 1.0)
self.table = vtk.vtkTable()
self.chart = vtk.vtkChartXY()
self.chart_scene = vtk.vtkContextScene()
self.chart_actor = vtk.vtkContextActor()
self.chart_view = vtk.vtkContextView()
self.chart_scene.AddItem(self.chart)
self.chart_actor.SetScene(self.chart_scene)
self.chart_view.SetScene(self.chart_scene)
self.renderer.AddActor(self.chart_actor)
self.chart_scene.SetRenderer(self.renderer)
self.chart.SetShowLegend(True)
legend = self.chart.GetLegend()
legend.SetInline(False)
legend.SetHorizontalAlignment(vtk.vtkChartLegend.RIGHT)
legend.SetVerticalAlignment(vtk.vtkChartLegend.TOP)
legend.SetLabelSize(20)
title_prop = self.chart.GetTitleProperties()
title_prop.SetFontSize(20)
self.init_xy_data()
self.set_up_view()
def __init__(self, _plotWindow=None):
# PlotManagerSetup.PlotWindowInterfaceBase.__init__(self,_plotWindow)
QtCore.QObject.__init__(self, None)
print MODULENAME, ' __init__(): _plotWindow=', _plotWindow
if _plotWindow:
self.plotWindow = _plotWindow
# self.pW = self.plotWindow.plotWidget
self.pW = self.plotWindow.qvtkWidget
print MODULENAME, 'PlotWindowInterface: __init__(): self.pW=', self.pW
self.chart = vtk.vtkChartXY()
self.plotData = {}
self.plotHistData = {}
self.plotDrawingObjects = {}
self.initSignalsAndSlots()
self.plotWindowInterfaceMutex = QtCore.QMutex()
self.dirtyFlagIndex = 2 # this is the index of the flag that is used to signal whether the data has been modified or not
self.autoLegendFlag = False
self.legendSetFlag = False
self.eraseAllFlag = False
self.logScaleFlag = False
def testStackedPlot(self):
"Test if stacked plots can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0,1.0,1.0)
view.GetRenderWindow().SetSize(400,300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
# Create a table with some data in it
table = vtk.vtkTable()
arrMonthLabels = vtk.vtkStringArray()
arrMonthPositions = vtk.vtkDoubleArray()
arrMonth = vtk.vtkIntArray()
arrMonth.SetName("Month")
arrBooks = vtk.vtkIntArray()
arrBooks.SetName("Books")
arrNew = vtk.vtkIntArray()
arrNew.SetName("New / Popular")
arrPeriodical = vtk.vtkIntArray()
arrPeriodical.SetName("Periodical")
arrAudiobook = vtk.vtkIntArray()
arrAudiobook.SetName("Audiobook")
arrVideo = vtk.vtkIntArray()
arrVideo.SetName("Video")
numMonths = 12
for i in range(0,numMonths):
arrMonthLabels.InsertNextValue(month_labels[i])
arrMonthPositions.InsertNextValue(float(i))
arrMonth.InsertNextValue(i)
arrBooks.InsertNextValue(book[i])
arrNew.InsertNextValue(new_popular[i])
arrPeriodical.InsertNextValue(periodical[i])
arrAudiobook.InsertNextValue(audiobook[i])
arrVideo.InsertNextValue(video[i])
table.AddColumn(arrMonth)
table.AddColumn(arrBooks)
table.AddColumn(arrNew)
table.AddColumn(arrPeriodical)
table.AddColumn(arrAudiobook)
table.AddColumn(arrVideo)
# Set up the X Labels
chart.GetAxis(1).SetCustomTickPositions(arrMonthPositions, arrMonthLabels)
chart.GetAxis(1).SetMaximum(11)
chart.GetAxis(1).SetBehavior(vtk.vtkAxis.FIXED)
chart.SetShowLegend(True)
# Create the stacked plot
stack = chart.AddPlot(3)
stack.SetUseIndexForXSeries(True)
stack.SetInputData(table)
stack.SetInputArray(1,"Books")
stack.SetInputArray(2,"New / Popular")
stack.SetInputArray(3,"Periodical")
stack.SetInputArray(4,"Audiobook")
stack.SetInputArray(5,"Video")
# Set up a nice color series
colorSeries = vtk.vtkColorSeries()
colorSeries.SetColorScheme(2)
stack.SetColorSeries(colorSeries)
view.GetRenderWindow().SetMultiSamples(0)
view.GetRenderWindow().Render()
img_file = "TestStackedPlot.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),
vtk.test.Testing.getAbsImagePath(img_file),
threshold=25)
vtk.test.Testing.interact()
def testLinePlot(self):
"Test if colored scatter plots can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(400, 300)
chart = vtk.vtkChartXY()
chart.SetShowLegend(True)
view.GetScene().AddItem(chart)
# Create a table with some points in it
arrX = vtk.vtkFloatArray()
arrX.SetName("XAxis")
arrC = vtk.vtkFloatArray()
arrC.SetName("Cosine")
arrS = vtk.vtkFloatArray()
arrS.SetName("Sine")
arrS2 = vtk.vtkFloatArray()
arrS2.SetName("Tan")
numPoints = 40
inc = 7.5 / (numPoints-1)
for i in range(numPoints):
arrX.InsertNextValue(i * inc)
arrC.InsertNextValue(math.cos(i * inc) + 0.0)
arrS.InsertNextValue(math.sin(i * inc) + 0.0)
arrS2.InsertNextValue(math.tan(i * inc) + 0.5)
table = vtk.vtkTable()
table.AddColumn(arrX)
table.AddColumn(arrC)
table.AddColumn(arrS)
table.AddColumn(arrS2)
# Generate a black-to-red lookup table with fixed alpha
lut = vtk.vtkLookupTable()
lut.SetValueRange(0.2, 1.0)
lut.SetSaturationRange(1, 1)
lut.SetHueRange(0,0)
lut.SetRampToLinear()
lut.SetRange(-1,1)
lut.SetAlpha(0.75)
lut.Build()
# Generate a black-to-blue lookup table with alpha range
lut2 = vtk.vtkLookupTable()
lut2.SetValueRange(0.2, 1.0)
lut2.SetSaturationRange(1, 1)
lut2.SetHueRange(0.6667, 0.6667)
lut2.SetAlphaRange(0.4, 0.8)
lut2.SetRampToLinear()
lut2.SetRange(-1,1)
lut2.Build()
# Add multiple line plots, setting the colors etc
points0 = chart.AddPlot(vtk.vtkChart.POINTS)
points0.SetInputData(table, 0, 1)
points0.SetColor(0, 0, 0, 255)
points0.SetWidth(1.0)
points0.SetMarkerStyle(vtk.vtkPlotPoints.CROSS)
points1 = chart.AddPlot(vtk.vtkChart.POINTS)
points1.SetInputData(table, 0, 2)
points1.SetColor(0, 0, 0, 255)
points1.SetMarkerStyle(vtk.vtkPlotPoints.DIAMOND)
points1.SetScalarVisibility(1)
points1.SetLookupTable(lut)
points1.SelectColorArray(1)
points2 = chart.AddPlot(vtk.vtkChart.POINTS)
points2.SetInputData(table, 0, 3)
points2.SetColor(0, 0, 0, 255)
points2.ScalarVisibilityOn()
points2.SetLookupTable(lut2)
points2.SelectColorArray("Cosine")
points2.SetWidth(4.0)
view.GetRenderWindow().SetMultiSamples(0)
view.GetRenderWindow().Render()
img_file = "TestScatterPlotColors.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),vtk.test.Testing.getAbsImagePath(img_file),threshold=25)
vtk.test.Testing.interact()
def main(argv):
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(1000, 400)
global chart
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
chart.SetShowLegend(False)
chart.AutoAxesOn()
chart.SetForceAxesToBounds(False)
table = vtk.vtkTable()
arrX = vtk.vtkFloatArray()
arrX.SetName('X Axis')
arrC = vtk.vtkFloatArray()
arrC.SetName('Y Axis')
table.AddColumn(arrX)
table.AddColumn(arrC)
table.SetNumberOfRows(2)
table.SetValue(0, 0, -2.5)
table.SetValue(0, 1, 0)
table.SetValue(1, 0, 2.5)
table.SetValue(1, 1, 1.4)
points = chart.AddPlot(vtk.vtkChart.POINTS)
points.SetInputData(table, 0, 1)
points.SetColor(0, 0, 0, 255)
points.SetWidth(1.0)
points.SetMarkerStyle(vtk.vtkPlotPoints.CROSS)
# define the stationary (gray) box
global boxA
boxA = vtk.vtkTable()
boxAx = vtk.vtkFloatArray()
boxAx.SetName('X Axis')
boxAy = vtk.vtkFloatArray()
boxAy.SetName('Y Axis')
boxA.AddColumn(boxAx)
boxA.AddColumn(boxAy)
boxA.SetNumberOfRows(4)
boxA.SetValue(0, 0, -0.5)
boxA.SetValue(0, 1, 0.0)
boxA.SetValue(1, 0, -0.5)
boxA.SetValue(1, 1, 1)
boxA.SetValue(2, 0, 0.5)
boxA.SetValue(2, 1, 1.0)
boxA.SetValue(3, 0, 0.5)
boxA.SetValue(3, 1, 0)
line0 = chart.AddPlot(vtk.vtkChart.LINE)
line0.SetInputData(boxA, 0, 1)
line0.SetColor(50, 50, 50, 255)
line0.SetWidth(3.0)
line0.GetPen().SetLineType(vtk.vtkPen.SOLID_LINE)
line0.SetMarkerStyle(vtk.vtkPlotPoints.CIRCLE)
# define the moving (red) box
global boxB
boxB = vtk.vtkTable()
boxBx = vtk.vtkFloatArray()
boxBx.SetName('X Axis')
boxBy = vtk.vtkFloatArray()
boxBy.SetName('Y Axis')
boxB.AddColumn(boxBx)
boxB.AddColumn(boxBy)
boxB.SetNumberOfRows(4)
boxB.SetValue(0, 0, -2.0)
boxB.SetValue(0, 1, 0.0)
boxB.SetValue(1, 0, -2.0)
boxB.SetValue(1, 1, 1)
boxB.SetValue(2, 0, -1.0)
boxB.SetValue(2, 1, 1.0)
boxB.SetValue(3, 0, -1.0)
boxB.SetValue(3, 1, 0)
line1 = chart.AddPlot(vtk.vtkChart.LINE)
line1.SetInputData(boxB, 0, 1)
line1.SetColor(255, 0, 0, 255)
line1.SetWidth(3.0)
line1.GetPen().SetLineType(vtk.vtkPen.SOLID_LINE)
line1.SetMarkerStyle(vtk.vtkPlotPoints.CIRCLE)
global boxC
boxC = vtk.vtkTable()
boxCx = vtk.vtkFloatArray()
boxCx.SetName('X Axis')
boxCy = vtk.vtkFloatArray()
boxCy.SetName('Y Axis')
boxC.SetNumberOfRows(3)
boxC.AddColumn(boxCx)
boxC.AddColumn(boxCy)
boxC.SetNumberOfRows(3)
boxC.SetValue(0, 0, 0)
boxC.SetValue(0, 1, 0)
boxC.SetValue(1, 0, 0)
boxC.SetValue(1, 1, 0)
boxC.SetValue(2, 0, 0)
boxC.SetValue(2, 1, 0)
line0 = chart.AddPlot(vtk.vtkChart.LINE)
line0.SetInputData(boxC, 0, 1)
line0.SetColor(50, 50, 255, 255)
line0.SetWidth(3.0)
line0.GetPen().SetLineType(vtk.vtkPen.SOLID_LINE)
line0.SetMarkerStyle(vtk.vtkPlotPoints.CIRCLE)
global boxD
boxD = vtk.vtkTable()
boxDx = vtk.vtkFloatArray()
boxDx.SetName('X Axis')
boxDy = vtk.vtkFloatArray()
boxDy.SetName('Y Axis')
boxD.AddColumn(boxDx)
boxD.AddColumn(boxDy)
boxD.SetNumberOfRows(130)
line3 = chart.AddPlot(vtk.vtkChart.LINE)
line3.SetInputData(boxD, 0, 1)
line3.SetColor(50, 255, 0, 255)
line3.SetWidth(3.0)
line3.GetPen().SetLineType(vtk.vtkPen.SOLID_LINE)
line3.SetMarkerStyle(vtk.vtkPlotPoints.CIRCLE)
#create timerCallBack
cb = vtkTimerCallback()
view.GetRenderWindow().SetMultiSamples(0)
view.GetInteractor().Initialize()
view.GetInteractor().AddObserver('TimerEvent', cb.execute)
timerId = view.GetInteractor().CreateRepeatingTimer(20)
view.GetInteractor().Start()
def main():
colors = vtk.vtkNamedColors()
renwin = vtk.vtkRenderWindow()
renwin.SetWindowName('MultiplePlots')
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renwin)
# Setup the viewports
grid_dimensions_x = 2
grid_dimensions_y = 1
renderer_sz_x = 320
renderer_sz_y = 240
renwin.SetSize(renderer_sz_x * grid_dimensions_x,
renderer_sz_y * grid_dimensions_y)
viewports = list()
for row in range(0, grid_dimensions_y):
for col in range(0, grid_dimensions_x):
# index = row * grid_dimensions_x + col
# (xmin, ymin, xmax, ymax)
viewports.append([
float(col) / grid_dimensions_x,
float(grid_dimensions_y - (row + 1)) / grid_dimensions_y,
float(col + 1) / grid_dimensions_x,
float(grid_dimensions_y - row) / grid_dimensions_y
])
# Link the renderers to the viewports.
left_renderer = vtk.vtkRenderer()
left_renderer.SetBackground(colors.GetColor3d('AliceBlue'))
left_renderer.SetViewport(viewports[0])
renwin.AddRenderer(left_renderer)
right_renderer = vtk.vtkRenderer()
right_renderer.SetBackground(colors.GetColor3d('Lavender'))
right_renderer.SetViewport(viewports[1])
renwin.AddRenderer(right_renderer)
# Create the charts.
left_chart = vtk.vtkChartXY()
left_chart_scene = vtk.vtkContextScene()
left_chart_actor = vtk.vtkContextActor()
left_chart_scene.AddItem(left_chart)
left_chart_actor.SetScene(left_chart_scene)
left_renderer.AddActor(left_chart_actor)
left_chart_scene.SetRenderer(left_renderer)
x_axis = left_chart.GetAxis(vtk.vtkAxis.BOTTOM)
x_axis.GetGridPen().SetColor(colors.GetColor4ub("LightGrey"))
x_axis.SetTitle('x')
y_axis = left_chart.GetAxis(vtk.vtkAxis.LEFT)
y_axis.GetGridPen().SetColor(colors.GetColor4ub("LightGrey"))
y_axis.SetTitle('cos(x)')
left_chart.GetBackgroundBrush().SetColorF(*colors.GetColor4d('MistyRose'))
left_chart.GetBackgroundBrush().SetOpacityF(0.4)
left_chart.SetTitle('Cosine')
right_chart = vtk.vtkChartXY()
right_chart_scene = vtk.vtkContextScene()
right_chart_actor = vtk.vtkContextActor()
right_chart_scene.AddItem(right_chart)
right_chart_actor.SetScene(right_chart_scene)
right_renderer.AddActor(right_chart_actor)
right_chart_scene.SetRenderer(right_renderer)
x_axis = right_chart.GetAxis(vtk.vtkAxis.BOTTOM)
x_axis.GetGridPen().SetColor(colors.GetColor4ub("LightCyan"))
x_axis.SetTitle('x')
y_axis = right_chart.GetAxis(vtk.vtkAxis.LEFT)
y_axis.GetGridPen().SetColor(colors.GetColor4ub("LightCyan"))
y_axis.SetTitle('sin(x)')
right_chart.GetBackgroundBrush().SetColorF(*colors.GetColor4d('Thistle'))
right_chart.GetBackgroundBrush().SetOpacityF(0.4)
right_chart.SetTitle('Sine')
# Create the data.
table = vtk.vtkTable()
array_x = vtk.vtkFloatArray()
array_x.SetName('X Axis')
table.AddColumn(array_x)
array_cos = vtk.vtkFloatArray()
array_cos.SetName('Cosine')
table.AddColumn(array_cos)
array_sin = vtk.vtkFloatArray()
array_sin.SetName('Sine')
table.AddColumn(array_sin)
# Fill in the table with some example values.
num_points = 40
inc = 7.5 / (num_points - 1.0)
table.SetNumberOfRows(num_points)
for i in range(num_points):
table.SetValue(i, 0, i * inc)
table.SetValue(i, 1, math.cos(i * inc))
table.SetValue(i, 2, math.sin(i * inc))
points = left_chart.AddPlot(vtk.vtkChart.POINTS)
points.SetInputData(table, 0, 1)
points.SetColor(*colors.GetColor4ub('Black'))
points.SetWidth(1.0)
points.SetMarkerStyle(vtk.vtkPlotPoints.CROSS)
points = right_chart.AddPlot(vtk.vtkChart.POINTS)
points.SetInputData(table, 0, 2)
points.SetColor(*colors.GetColor4ub('Black'))
points.SetWidth(1.0)
points.SetMarkerStyle(vtk.vtkPlotPoints.PLUS)
renwin.Render()
iren.Initialize()
iren.Start()
def generate_distance_plot():
def add_spline(outline):
outline['spline_params'] = sa.get_spline_params(outline['points'])[0]
return outline
bones = map(add_spline, lh.load_files('data/2D/registered-outline/2015-06-08'))
class1bones = [ bone for bone in bones if bone['class'] == 2 ]
class2bones = [ bone for bone in bones if bone['class'] == 3 ]
class1outline = np.mean([sa.evaluate_spline(np.linspace(0, 1, 180, endpoint=False), s['spline_params']) for s in class1bones], axis=0)
class2outline = np.mean([sa.evaluate_spline(np.linspace(0, 1, 180, endpoint=False), s['spline_params']) for s in class2bones], axis=0)
total_mean = np.mean([sa.evaluate_spline(np.linspace(0, 1, 180, endpoint=False), s['spline_params']) for s in bones], axis=0)
distances = np.linalg.norm(class1outline - class2outline, axis=1)
angles = np.array([degrees(gh.cart2pol(ev[0], ev[1])[1]) for ev in total_mean])
angles[angles[:] < 0] += 360
limit_min, limit_max = get_axis_limits(distances)
chart = vtk.vtkChartXY()
chart.GetAxis(1).SetBehavior(vtk.vtkAxis.FIXED)
chart.GetAxis(0).SetBehavior(vtk.vtkAxis.FIXED)
chart.GetAxis(0).SetTitle('')
chart.GetAxis(1).SetTitle('')
chart.GetAxis(0).GetLabelProperties().SetFontSize(30)
chart.GetAxis(1).GetLabelProperties().SetFontSize(30)
chart.GetAxis(1).SetRange(0, 359)
chart.GetAxis(0).SetRange(0, 1)
chart_table = vtk.vtkTable()
chart_angle_axis_array = vtk.vtkFloatArray()
chart_angle_axis_array.SetName('Angle (degrees)')
chart_metric_array = vtk.vtkFloatArray()
chart_metric_array.SetName('Distance')
chart_table.AddColumn(chart_angle_axis_array)
chart_table.AddColumn(chart_metric_array)
chart_line = chart.AddPlot(vtk.vtkChart.LINE)
chart_line.SetColor(0, 0, 0, 255)
chart_line.SetWidth(2)
chart.GetAxis(0).SetGridVisible(False)
chart.GetAxis(1).SetGridVisible(False)
chart_line.SetWidth(5)
chart_table.SetNumberOfRows(distances.shape[0])
for i in range(distances.shape[0]):
chart_table.SetValue(i, 0, angles[i])
chart_table.SetValue(i, 1, distances[i])
chart_line.SetInputData(chart_table, 0, 1)
render_window = vtk.vtkRenderWindow()
render_window.SetOffScreenRendering(1)
render_window.SetSize(640, 360)
tick_positions_x = vtk.vtkDoubleArray()
tick_positions_y = vtk.vtkDoubleArray()
for angle in [0, 90, 180, 270, 360]:
tick_positions_x.InsertNextValue(angle)
for height in [limit_min, floor(limit_max*100) / 100]:
tick_positions_y.InsertNextValue(height)
chart.GetAxis(0).SetRange(limit_min, limit_max)
chart.GetAxis(0).SetCustomTickPositions(tick_positions_y)
chart.GetAxis(1).SetRange(0, 360)
chart.GetAxis(1).SetCustomTickPositions(tick_positions_x)
chart.Update()
graph_context = vtk.vtkContextView()
graph_context.SetRenderWindow(render_window)
graph_context.GetScene().AddItem(chart)
exporter = vtk.vtkGL2PSExporter()
exporter.SetRenderWindow(render_window)
exporter.SetFileFormatToSVG()
exporter.CompressOff()
exporter.DrawBackgroundOff()
exporter.SetFilePrefix(os.path.abspath('thesis/img/results/real/distances'))
exporter.Write()
render_window.Finalize()
def setup(self):
ScriptedLoadableModuleWidget.setup(self)
self.imageData = None
# Add a Qt timer, that fires every X ms (16.7ms = 60 FPS, 33ms = 30FPS)
# Connect the timeout() signal of the qt timer to a function in this class that you will write
self.timer = qt.QTimer()
self.timer.connect('timeout()', self.OnTimerTimeout)
self.timer.start(16.7)
self.table = vtk.vtkTable()
self.chart = vtk.vtkChartXY()
self.line = self.chart.AddPlot(0)
#self.chart.RecalculateBounds()
self.view = vtk.vtkContextView()
# Instantiate and connect widgets ...
#
# Parameters Area
#
parametersCollapsibleButton = ctk.ctkCollapsibleButton()
parametersCollapsibleButton.text = "Parameters"
self.layout.addWidget(parametersCollapsibleButton)
# Layout within the dummy collapsible button
parametersFormLayout = qt.QFormLayout(parametersCollapsibleButton)
#
# transform first peak selector
#
self.firstPeakTransformSelector = slicer.qMRMLNodeComboBox()
self.firstPeakTransformSelector.nodeTypes = ["vtkMRMLLinearTransformNode"]
self.firstPeakTransformSelector.selectNodeUponCreation = True
self.firstPeakTransformSelector.addEnabled = False
self.firstPeakTransformSelector.removeEnabled = False
self.firstPeakTransformSelector.noneEnabled = True
self.firstPeakTransformSelector.showHidden = False
self.firstPeakTransformSelector.showChildNodeTypes = False
self.firstPeakTransformSelector.setMRMLScene( slicer.mrmlScene )
self.firstPeakTransformSelector.setToolTip( "Pick the transform for the first peak." )
parametersFormLayout.addRow("First Peak Transform: ", self.firstPeakTransformSelector)
#
# transform second peak selector
#
self.secondPeakTransformSelector = slicer.qMRMLNodeComboBox()
self.secondPeakTransformSelector.nodeTypes = ["vtkMRMLLinearTransformNode"]
self.secondPeakTransformSelector.selectNodeUponCreation = True
self.secondPeakTransformSelector.addEnabled = False
self.secondPeakTransformSelector.removeEnabled = False
self.secondPeakTransformSelector.noneEnabled = True
self.secondPeakTransformSelector.showHidden = False
self.secondPeakTransformSelector.showChildNodeTypes = False
self.secondPeakTransformSelector.setMRMLScene( slicer.mrmlScene )
self.secondPeakTransformSelector.setToolTip( "Pick the transform for the second peak." )
parametersFormLayout.addRow("Second Peak Transform: ", self.secondPeakTransformSelector)
#
# transform third peak selector
#
self.thirdPeakTransformSelector = slicer.qMRMLNodeComboBox()
self.thirdPeakTransformSelector.nodeTypes = ["vtkMRMLLinearTransformNode"]
self.thirdPeakTransformSelector.selectNodeUponCreation = True
self.thirdPeakTransformSelector.addEnabled = False
self.thirdPeakTransformSelector.removeEnabled = False
self.thirdPeakTransformSelector.noneEnabled = True
self.thirdPeakTransformSelector.showHidden = False
self.thirdPeakTransformSelector.showChildNodeTypes = False
self.thirdPeakTransformSelector.setMRMLScene( slicer.mrmlScene )
self.thirdPeakTransformSelector.setToolTip( "Pick the transform for the third peak." )
parametersFormLayout.addRow("Third Peak Transform: ", self.thirdPeakTransformSelector)
#
# volume selector
#
self.imageSelector = slicer.qMRMLNodeComboBox()
self.imageSelector.nodeTypes = ["vtkMRMLScalarVolumeNode"]
self.imageSelector.selectNodeUponCreation = True
self.imageSelector.addEnabled = False
self.imageSelector.removeEnabled = False
self.imageSelector.noneEnabled = True
self.imageSelector.showHidden = False
self.imageSelector.showChildNodeTypes = False
self.imageSelector.setMRMLScene( slicer.mrmlScene )
self.imageSelector.setToolTip( "Pick the image that is the oscilloscope signal." )
parametersFormLayout.addRow("Signal Volume: ", self.imageSelector)
#
# threshold value
#
#self.imageThresholdSliderWidget = ctk.ctkSliderWidget()
#self.imageThresholdSliderWidget.singleStep = 0.1
#self.imageThresholdSliderWidget.minimum = -100
#self.imageThresholdSliderWidget.maximum = 100
#self.imageThresholdSliderWidget.value = 0.5
#self.imageThresholdSliderWidget.setToolTip("Set threshold value for computing the output image. Voxels that have intensities lower than this value will set to zero.")
#parametersFormLayout.addRow("Image threshold", self.imageThresholdSliderWidget)
#
# check box to trigger taking screen shots for later use in tutorials
#
#self.enableScreenshotsFlagCheckBox = qt.QCheckBox()
#self.enableScreenshotsFlagCheckBox.checked = 0
#self.enableScreenshotsFlagCheckBox.setToolTip("If checked, take screen shots for tutorials. Use Save Data to write them to disk.")
#parametersFormLayout.addRow("Enable Screenshots", self.enableScreenshotsFlagCheckBox)
#
# Apply Button
#
self.runButton = qt.QPushButton("Run")
self.runButton.toolTip = "Start visualization."
self.runButton.enabled = True
parametersFormLayout.addRow(self.runButton)
# connections
self.runButton.connect('clicked(bool)', self.onRunButton)
self.imageSelector.connect("currentNodeChanged(vtkMRMLNode*)", self.OnInputVolumeSelect)
self.firstPeakTransformSelector.connect("currentNodeChanged(vtkMRMLNode*)", self.onFirstPeakSelect)
self.secondPeakTransformSelector.connect("currentNodeChanged(vtkMRMLNode*)", self.onSecondPeakSelect)
self.thirdPeakTransformSelector.connect("currentNodeChanged(vtkMRMLNode*)", self.onThirdPeakSelect)
#self.outputSelector.connect("currentNodeChanged(vtkMRMLNode*)", self.onSelect)
# Add vertical spacer
self.layout.addStretch(1)
def __init__(self, parent = None):
# Number of slider divisions per integer value
self.divs = 10
# self.rot_method = 'alt_axis'
self.rot_method = '111'
# self.rot_method = 'simple'
self.axis_rescale = False
QtGui.QMainWindow.__init__(self, parent)
self.ui = Ui_MainWindow()
# Set up a 2D scene, add an XY chart to it
self.view = vtk.vtkContextView()
self.view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
self.ui.setupUi(self, self.view.GetRenderWindow())
if self.rot_method == 'alt_axis':
self.ui.comboBox.setCurrentIndex(0)
elif self.rot_method == '111':
self.ui.comboBox.setCurrentIndex(1)
else:
self.ui.comboBox.setCurrentIndex(2)
style = vtk.vtkInteractorStyleRubberBand2D()
self.view.GetInteractor().SetInteractorStyle(style)
self.view.GetScene().SetInteractorStyle(style)
# Need this additional command (plus above set style) for this class
# self.view.SetInteractionModeTo2D()
self.chart = vtk.vtkChartXY()
self.chart.SetShowLegend(False)
# Create a annotation link to access selection in parallel coordinates view
annotationLink = vtk.vtkAnnotationLink()
# If you don't set the FieldType explicitly it ends up as UNKNOWN (as of 21 Feb 2010)
# See vtkSelectionNode doc for field and content type enum values
annotationLink.GetCurrentSelection().GetNode(0).SetFieldType(1) # Point
annotationLink.GetCurrentSelection().GetNode(0).SetContentType(4) # Indices
# Connect the annotation link to the parallel coordinates representation
self.chart.SetAnnotationLink(annotationLink)
self.view.GetScene().AddItem(self.chart)
# Set up callback to update 3d render window when selections are changed in
# parallel coordinates view
annotationLink.AddObserver("AnnotationChangedEvent", self.selectionCallback)
QtCore.QObject.connect(self.ui.actionExit, QtCore.SIGNAL("triggered()"), self.fileExit)
QtCore.QObject.connect(self.ui.actionOpen, QtCore.SIGNAL("triggered()"), self.LoadData)
QtCore.QObject.connect(self.ui.horizontalSlider, QtCore.SIGNAL("valueChanged(int)"), self.columnUpdate)
QtCore.QObject.connect(self.ui.comboBox, QtCore.SIGNAL("currentIndexChanged(int)"), self.rotMethodChanged)
self.LoadData()
self.view.ResetCamera()
self.ui.vtkWidget.GetRenderWindow().Render()
self.view.GetInteractor().Start()
xprecs = numpy_support.numpy_to_vtk(nprecs)
xtime.SetName('time')
xiters.SetName('iterations')
xprecs.SetName('precisions')
table = vtk.vtkTable()
table.AddColumn(xtime)
table.AddColumn(xiters)
table.AddColumn(xprecs)
#table.Dump()
tview_iter = vtk.vtkContextView()
tview_prec = vtk.vtkContextView()
chart_iter = vtk.vtkChartXY()
chart_prec = vtk.vtkChartXY()
tview_iter.GetScene().AddItem(chart_iter)
tview_prec.GetScene().AddItem(chart_prec)
iter_plot = chart_iter.AddPlot(vtk.vtkChart.LINE)
iter_plot.SetLabel('Solver iterations')
iter_plot.GetXAxis().SetTitle('time')
iter_plot.GetYAxis().SetTitle('iterations')
prec_plot = chart_prec.AddPlot(vtk.vtkChart.LINE)
prec_plot.SetLabel('Solver precisions')
prec_plot.GetXAxis().SetTitle('time')
prec_plot.GetYAxis().SetTitle('precisions')
add_compatiblity_methods(iter_plot)
add_compatiblity_methods(prec_plot)
line1 = chart.AddPlot(vtk.vtkChart.LINE)
line1.SetInput(table, 0, 1)
#line1.GetPen().SetLineType(vtk.vtkPen.NO_PEN)
#line1.SetMarkerStyle(vtk.vtkPlotPoints.PLUS)
#line1.SetColor(150, 100, 0, 255)
if __name__ == "__main__":
dirname, filename = os.path.split(sys.argv[1])
_, _, k = filename.partition("-")
l,_,_ = k.partition(".")
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(800, 600)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
chart.SetTitle("time = {}".format(int(l)))
chart.GetAxis(0).SetTitle("Pressure")
chart.GetAxis(1).SetTitle("Coordinate")
reader = vtk.vtkXMLStructuredGridReader()
reader.SetFileName(sys.argv[1])
reader.Update()
addPlot(chart, reader, "time = {}".format(int(l)))
#chart.SetShowLegend(True)
view.GetRenderWindow().SetMultiSamples(0)
def testLinePlot(self):
"Test if line plots can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0,1.0,1.0)
view.GetRenderWindow().SetSize(400,300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
# Create a table with some points in it
table = vtk.vtkTable()
arrX = vtk.vtkFloatArray()
arrX.SetName("X Axis")
arrC = vtk.vtkFloatArray()
arrC.SetName("Cosine")
arrS = vtk.vtkFloatArray()
arrS.SetName("Sine")
arrS2 = vtk.vtkFloatArray()
arrS2.SetName("Sine2")
numPoints = 69
inc = 7.5 / (numPoints - 1)
for i in range(0,numPoints):
arrX.InsertNextValue(i*inc)
arrC.InsertNextValue(math.cos(i * inc) + 0.0)
arrS.InsertNextValue(math.sin(i * inc) + 0.0)
arrS2.InsertNextValue(math.sin(i * inc) + 0.5)
table.AddColumn(arrX)
table.AddColumn(arrC)
table.AddColumn(arrS)
table.AddColumn(arrS2)
# Now add the line plots with appropriate colors
line = chart.AddPlot(0)
line.SetInput(table,0,1)
line.SetColor(0,255,0,255)
line.SetWidth(1.0)
line = chart.AddPlot(0)
line.SetInput(table,0,2)
line.SetColor(255,0,0,255);
line.SetWidth(5.0)
line = chart.AddPlot(0)
line.SetInput(table,0,3)
line.SetColor(0,0,255,255);
line.SetWidth(4.0)
view.GetRenderWindow().SetMultiSamples(0)
view.GetRenderWindow().Render()
img_file = "TestLinePlot.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),vtk.test.Testing.getAbsImagePath(img_file),threshold=25)
vtk.test.Testing.interact()
def __init__(self, parent=None):
# QtGui.QFrame.__init__(self, parent)
#
## self.plotWidget = CartesianPlot()
# self.plotWidget = PlotWidget()
#
# self.parentWidget = parent
# layout = QtGui.QBoxLayout(QtGui.QBoxLayout.TopToBottom)
# layout.addWidget(self.plotWidget)
# self.setLayout(layout)
# self.resize(400, 400)
# self.setMinimumSize(200, 200) #needs to be defined to resize smaller than 400x400
QtGui.QFrame.__init__(self, parent)
self.qvtkWidget = QVTKRenderWindowInteractor(self) # a QWidget
self.parentWidget = parent
# self.lineEdit = QtGui.QLineEdit()
# self.__initCrossSectionActions()
# self.cstb = self.initCrossSectionToolbar()
layout = QtGui.QBoxLayout(QtGui.QBoxLayout.TopToBottom)
# layout.addWidget(self.cstb)
layout.addWidget(self.qvtkWidget)
self.setLayout(layout)
self.qvtkWidget.Initialize()
self.qvtkWidget.Start()
# self.ren = vtk.vtkRenderer()
# self.renWin = self.qvtkWidget.GetRenderWindow()
# self.renWin.AddRenderer(self.ren)
# self.resize(300, 300)
self.chart = vtk.vtkChartXY()
self.view = vtk.vtkContextView()
self.ren = self.view.GetRenderer()
self.renWin = self.qvtkWidget.GetRenderWindow()
self.renWin.AddRenderer(self.ren)
# Create a table with some points in it
table = vtk.vtkTable()
arrX = vtk.vtkFloatArray()
arrX.SetName("X Axis")
arrC = vtk.vtkFloatArray()
arrC.SetName("Cosine")
numPoints = 20
inc = 7.5 / (numPoints - 1)
for i in range(0,numPoints):
arrX.InsertNextValue(i*inc)
arrC.InsertNextValue(math.cos(i * inc) + 0.0)
table.AddColumn(arrX)
table.AddColumn(arrC)
# Now add the line plots with appropriate colors
line = self.chart.AddPlot(0)
line.SetInput(table,0,1)
line.SetColor(0,0,255,255)
line.SetWidth(2.0)
def assignVolumeProperties(self, recomp=False):
''' Configures Transfer Functions for Volume Render. '''
self.chart = vtk.vtkChartXY()
# remove previous volume / scalarbar if there was one
if self.actorVolume != None:
self.renderer.RemoveActor(self.actorVolume)
self.renderer.RemoveActor(self.scalarBar)
if recomp:
self.colorfunctions.clear()
if self.curr_statistic not in self.colorfunctions.keys():
self.colorfunctions[self.curr_statistic] = vtk.vtkColorTransferFunction()
self.opacityfunctions[self.curr_statistic] = vtk.vtkPiecewiseFunction()
cfn = self.colorfunctions[self.curr_statistic]
ofn = self.opacityfunctions[self.curr_statistic]
self.setColorOpacityDataPoints(cfn, ofn)
self.opacityfunctions[self.curr_statistic].ClampingOn()
cfn = self.colorfunctions[self.curr_statistic]
ofn = self.opacityfunctions[self.curr_statistic]
self.__buildTransFuncChart(cfn, ofn)
self.__buildScalarBar(self.curr_statistic)
self.mapperVolume2 = vtk.vtkSmartVolumeMapper()
img = self.images[self.curr_statistic]
self.mapperVolume2.SetInputData( img )
self.mapperVolume2.CroppingOff()
self.addClippingPlanes(self.mapperVolume2, recomp)
self.mapperVolume2.SetBlendModeToComposite()
'''
virtual void SetBlendMode (int)
void SetBlendModeToComposite ()
void SetBlendModeToMaximumIntensity ()
void SetBlendModeToMinimumIntensity ()
void SetBlendModeToAdditive ()
virtual int GetBlendMode ()
'''
self.propVolume = vtk.vtkVolumeProperty()
self.propVolume.ShadeOff()
self.propVolume.SetColor(cfn)
self.propVolume.SetScalarOpacity(ofn)
#self.propVolume.SetInterpolationTypeToLinear()
self.actorVolume = vtk.vtkVolume()
self.actorVolume.SetMapper(self.mapperVolume2)
self.actorVolume.SetProperty(self.propVolume)
self.renderer.AddActor(self.actorVolume)
self.renderer.AddActor(self.scalarBar)
# set TF chart labels
stat = self.curr_statistic
if stat == 'Mean' or stat =='Var' or stat =='Min' or \
stat =='Max' or stat =='NumSamples':
self.setTFAxisLabels(self.curr_statistic, \
self.curr_statistic, \
self.curr_statistic)
elif self.curr_statistic == 'Mean-Var':
self.setTFAxisLabels(self.curr_statistic, \
xlabel = 'Mean', \
ylabel = '1.0 - Normalized Mean-Var')
elif self.curr_statistic == 'Min-Var':
self.setTFAxisLabels(self.curr_statistic, \
xlabel = 'Min', \
ylabel = '1.0 - Normalized Min-Var')
elif self.curr_statistic == 'Max-Var':
self.setTFAxisLabels(self.curr_statistic, \
xlabel = 'Max', \
ylabel = '1.0 - Normalized Max-Var')
xprecs = numpy_support.numpy_to_vtk(nprecs)
xtime.SetName('time')
xiters.SetName('iterations')
xprecs.SetName('precisions')
table = vtk.vtkTable()
table.AddColumn(xtime)
table.AddColumn(xiters)
table.AddColumn(xprecs)
# table.Dump()
tview_iter = vtk.vtkContextView()
tview_prec = vtk.vtkContextView()
chart_iter = vtk.vtkChartXY()
chart_prec = vtk.vtkChartXY()
tview_iter.GetScene().AddItem(chart_iter)
tview_prec.GetScene().AddItem(chart_prec)
iter_plot = chart_iter.AddPlot(vtk.vtkChart.LINE)
iter_plot.SetLabel('Solver iterations')
iter_plot.GetXAxis().SetTitle('time')
iter_plot.GetYAxis().SetTitle('iterations')
prec_plot = chart_prec.AddPlot(vtk.vtkChart.LINE)
prec_plot.SetLabel('Solver precisions')
prec_plot.GetXAxis().SetTitle('time')
prec_plot.GetYAxis().SetTitle('precisions')
add_compatiblity_methods(iter_plot)
add_compatiblity_methods(prec_plot)
def testStackedPlot(self):
"Test if stacked plots can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0,1.0,1.0)
view.GetRenderWindow().SetSize(400,300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
# Create a table with some points in it
table = vtk.vtkTable()
arrMonthLabels = vtk.vtkStringArray()
arrMonthPositions = vtk.vtkDoubleArray()
arrMonth = vtk.vtkIntArray()
arrMonth.SetName("Month")
arrBooks = vtk.vtkIntArray()
arrBooks.SetName("Books")
arrNew = vtk.vtkIntArray()
arrNew.SetName("New / Popular")
arrPeriodical = vtk.vtkIntArray()
arrPeriodical.SetName("Periodical")
arrAudiobook = vtk.vtkIntArray()
arrAudiobook.SetName("Audiobook")
arrVideo = vtk.vtkIntArray()
arrVideo.SetName("Video")
numMonths = 12
for i in range(0,numMonths):
arrMonthLabels.InsertNextValue(month_labels[i])
arrMonthPositions.InsertNextValue(float(i));
arrMonth.InsertNextValue(i)
arrBooks.InsertNextValue(book[i])
arrNew.InsertNextValue(new_popular[i])
arrPeriodical.InsertNextValue(periodical[i])
arrAudiobook.InsertNextValue(audiobook[i])
arrVideo.InsertNextValue(video[i])
table.AddColumn(arrMonth)
table.AddColumn(arrBooks)
table.AddColumn(arrNew)
table.AddColumn(arrPeriodical)
table.AddColumn(arrAudiobook)
table.AddColumn(arrVideo)
# Now add the line plots with appropriate colors
chart.GetAxis(1).SetTickLabels(arrMonthLabels)
chart.GetAxis(1).SetTickPositions(arrMonthPositions)
chart.GetAxis(1).SetMaximum(11)
# Books
line = chart.AddPlot(3)
line.SetInput(table,0,1)
line.SetColor(120,120,254,255)
# New / Popular
line = chart.AddPlot(3)
line.SetInput(table,0,2)
line.SetColor(254,118,118,255)
# Periodical
line = chart.AddPlot(3)
line.SetInput(table,0,3)
line.SetColor(170,170,254,255)
# Audiobook
line = chart.AddPlot(3)
line.SetInput(table,0,4)
line.SetColor(91,91,254,255)
# Video
line = chart.AddPlot(3)
line.SetInput(table,0,5)
line.SetColor(253,158,158,255)
view.GetRenderWindow().SetMultiSamples(0)
#view.GetRenderWindow().GetInteractor().Start()
img_file = "TestStackedPlot.png"
img_file2 = "TestStackedPlot0Hidden.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),vtk.test.Testing.getAbsImagePath(img_file),threshold=25)
vtk.test.Testing.interact()
chart.GetPlot(0).SetVisible(False)
vtk.test.Testing.compareImage(view.GetRenderWindow(),vtk.test.Testing.getAbsImagePath(img_file2),threshold=25)
vtk.test.Testing.interact()
def testStackedPlot(self):
"Test if stacked plots can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0,1.0,1.0)
view.GetRenderWindow().SetSize(400,300)
chart = vtk.vtkChartXY()
view.GetScene().AddItem(chart)
# Create a table with some data in it
table = vtk.vtkTable()
arrMonthLabels = vtk.vtkStringArray()
arrMonthPositions = vtk.vtkDoubleArray()
arrMonth = vtk.vtkIntArray()
arrMonth.SetName("Month")
arrBooks = vtk.vtkIntArray()
arrBooks.SetName("Books")
arrNew = vtk.vtkIntArray()
arrNew.SetName("New / Popular")
arrPeriodical = vtk.vtkIntArray()
arrPeriodical.SetName("Periodical")
arrAudiobook = vtk.vtkIntArray()
arrAudiobook.SetName("Audiobook")
arrVideo = vtk.vtkIntArray()
arrVideo.SetName("Video")
numMonths = 12
for i in range(0,numMonths):
arrMonthLabels.InsertNextValue(month_labels[i])
arrMonthPositions.InsertNextValue(float(i))
arrMonth.InsertNextValue(i)
arrBooks.InsertNextValue(book[i])
arrNew.InsertNextValue(new_popular[i])
arrPeriodical.InsertNextValue(periodical[i])
arrAudiobook.InsertNextValue(audiobook[i])
arrVideo.InsertNextValue(video[i])
table.AddColumn(arrMonth)
table.AddColumn(arrBooks)
table.AddColumn(arrNew)
table.AddColumn(arrPeriodical)
table.AddColumn(arrAudiobook)
table.AddColumn(arrVideo)
# Set up the X Labels
chart.GetAxis(1).SetCustomTickPositions(arrMonthPositions, arrMonthLabels)
chart.GetAxis(1).SetMaximum(11)
chart.GetAxis(1).SetBehavior(vtk.vtkAxis.FIXED)
# Create the stacked plot
stack = chart.AddPlot(3)
stack.SetUseIndexForXSeries(True)
stack.SetInputData(table)
stack.SetInputArray(1,"Books")
stack.SetInputArray(2,"New / Popular")
stack.SetInputArray(3,"Periodical")
stack.SetInputArray(4,"Audiobook")
stack.SetInputArray(5,"Video")
# Set up a nice color series
colorSeries = vtk.vtkColorSeries()
colorSeries.SetColorScheme(2)
stack.SetColorSeries(colorSeries)
view.GetRenderWindow().SetMultiSamples(0)
view.GetRenderWindow().Render()
img_file = "TestStackedPlot.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),
vtk.test.Testing.getAbsImagePath(img_file),
threshold=25)
vtk.test.Testing.interact()
def testLinePlot(self):
"Test if colored scatter plots can be built with python"
# Set up a 2D scene, add an XY chart to it
view = vtk.vtkContextView()
view.GetRenderer().SetBackground(1.0, 1.0, 1.0)
view.GetRenderWindow().SetSize(400, 300)
chart = vtk.vtkChartXY()
chart.SetShowLegend(True)
view.GetScene().AddItem(chart)
# Create a table with some points in it
arrX = vtk.vtkFloatArray()
arrX.SetName("XAxis")
arrC = vtk.vtkFloatArray()
arrC.SetName("Cosine")
arrS = vtk.vtkFloatArray()
arrS.SetName("Sine")
arrS2 = vtk.vtkFloatArray()
arrS2.SetName("Tan")
numPoints = 40
inc = 7.5 / (numPoints-1)
for i in range(numPoints):
arrX.InsertNextValue(i * inc)
arrC.InsertNextValue(math.cos(i * inc) + 0.0)
arrS.InsertNextValue(math.sin(i * inc) + 0.0)
arrS2.InsertNextValue(math.tan(i * inc) + 0.5)
table = vtk.vtkTable()
table.AddColumn(arrX)
table.AddColumn(arrC)
table.AddColumn(arrS)
table.AddColumn(arrS2)
# Generate a black-to-red lookup table with fixed alpha
lut = vtk.vtkLookupTable()
lut.SetValueRange(0.2, 1.0)
lut.SetSaturationRange(1, 1)
lut.SetHueRange(0,0)
lut.SetRampToLinear()
lut.SetRange(-1,1)
lut.SetAlpha(0.75)
lut.Build()
# Generate a black-to-blue lookup table with alpha range
lut2 = vtk.vtkLookupTable()
lut2.SetValueRange(0.2, 1.0)
lut2.SetSaturationRange(1, 1)
lut2.SetHueRange(0.6667, 0.6667)
lut2.SetAlphaRange(0.4, 0.8)
lut2.SetRampToLinear()
lut2.SetRange(-1,1)
lut2.Build()
# Add multiple line plots, setting the colors etc
points0 = chart.AddPlot(vtk.vtkChart.POINTS)
points0.SetInputData(table, 0, 1)
points0.SetColor(0, 0, 0, 255)
points0.SetWidth(1.0)
points0.SetMarkerStyle(vtk.vtkPlotPoints.CROSS)
points1 = chart.AddPlot(vtk.vtkChart.POINTS)
points1.SetInputData(table, 0, 2)
points1.SetColor(0, 0, 0, 255)
points1.SetMarkerStyle(vtk.vtkPlotPoints.DIAMOND)
points1.SetScalarVisibility(1)
points1.SetLookupTable(lut)
points1.SelectColorArray(1)
points2 = chart.AddPlot(vtk.vtkChart.POINTS)
points2.SetInputData(table, 0, 3)
points2.SetColor(0, 0, 0, 255)
points2.ScalarVisibilityOn()
points2.SetLookupTable(lut2)
points2.SelectColorArray("Cosine")
points2.SetWidth(4.0)
view.GetRenderWindow().SetMultiSamples(0)
view.GetRenderWindow().Render()
img_file = "TestScatterPlotColors.png"
vtk.test.Testing.compareImage(view.GetRenderWindow(),vtk.test.Testing.getAbsImagePath(img_file),threshold=25)
vtk.test.Testing.interact()
def addPlot(
self,
_plotName,
_style="Lines"
): # called directly from Steppable; add a (possibly more than one) plot to a plot window
self.plotWindowInterfaceMutex.lock()
# self.plotWindowMutex.lock()
# return
# print MODULENAME,' addPlot(): _plotName= ',_plotName
# import pdb; pdb.set_trace()
# self.plotData[_plotName] = [array([],dtype=double),array([],dtype=double),False] # 'array': from PyQt4.Qwt5.anynumpy import *
self.chart = vtk.vtkChartXY()
# self.chart.GetAxis(vtk.vtkAxis.LEFT).SetLogScale(True)
# self.chart.GetAxis(vtk.vtkAxis.BOTTOM).SetLogScale(True)
# self.numCharts += 1
self.plotData[_plotName] = [self.chart]
self.view = vtk.vtkContextView()
self.ren = self.view.GetRenderer()
# self.renWin = self.qvtkWidget.GetRenderWindow()
self.renWin = self.pW.GetRenderWindow()
self.renWin.AddRenderer(self.ren)
# Create a table with some points in it
self.table = vtk.vtkTable()
self.arrX = vtk.vtkFloatArray()
self.arrX.SetName("xarray")
self.arrC = vtk.vtkFloatArray()
self.arrC.SetName("yarray")
numPoints = 5
numPoints = 15
inc = 7.5 / (numPoints - 1)
# for i in range(0,numPoints):
# self.arrX.InsertNextValue(i*inc)
# self.arrC.InsertNextValue(math.cos(i * inc) + 0.0)
# self.arrX.InsertNextValue(0.0)
# self.arrC.InsertNextValue(0.0)
# self.arrX.InsertNextValue(0.1)
# self.arrC.InsertNextValue(0.1)
self.table.AddColumn(self.arrX)
self.table.AddColumn(self.arrC)
# Now add the line plots with appropriate colors
self.line = self.chart.AddPlot(0)
self.line.SetInput(self.table, 0, 1)
self.line.SetColor(0, 0, 255, 255)
self.line.SetWidth(1.0)
self.view.GetRenderer().SetBackground([0.6, 0.6, 0.1])
self.view.GetRenderer().SetBackground([1.0, 1.0, 1.0])
self.view.GetScene().AddItem(self.chart)
self.plotWindowInterfaceMutex.unlock()