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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from vtkmodules.vtkImagingHybrid import vtkImageRectilinearWipe
from vtkmodules.vtkImagingSources import vtkImageCanvasSource2D
from vtkmodules.vtkRenderingCore import (
vtkActor2D,
vtkImageMapper,
vtkRenderWindow,
vtkRenderWindowInteractor,
vtkRenderer,
)
import vtkmodules.vtkInteractionStyle
import vtkmodules.vtkRenderingFreeType
import vtkmodules.vtkRenderingOpenGL2
import vtkmodules.test.Testing
from vtkmodules.util.misc import vtkGetDataRoot
VTK_DATA_ROOT = vtkGetDataRoot()
class TestWipe(vtkmodules.test.Testing.vtkTest):
def testWipe(self):
# Image pipeline
renWin = vtkRenderWindow()
image1 = vtkImageCanvasSource2D()
image1.SetNumberOfScalarComponents(3)
image1.SetScalarTypeToUnsignedChar()
image1.SetExtent(0, 79, 0, 79, 0, 0)
image1.SetDrawColor(255, 255, 0)
image1.FillBox(0, 79, 0, 79)
image1.Update()
image2 = vtkImageCanvasSource2D()
image2.SetNumberOfScalarComponents(3)
image2.SetScalarTypeToUnsignedChar()
image2.SetExtent(0, 79, 0, 79, 0, 0)
image2.SetDrawColor(0, 255, 255)
image2.FillBox(0, 79, 0, 79)
image2.Update()
mapper = vtkImageMapper()
mapper.SetInputConnection(image1.GetOutputPort())
mapper.SetColorWindow(255)
mapper.SetColorLevel(127.5)
actor = vtkActor2D()
actor.SetMapper(mapper)
imager = vtkRenderer()
imager.AddViewProp(actor)
renWin.AddRenderer(imager)
wipes = ["Quad", "Horizontal", "Vertical", "LowerLeft", "LowerRight", "UpperLeft", "UpperRight"]
wiper = dict()
mapper = dict()
actor = dict()
imagers = dict()
for wipe in wipes:
wiper.update({wipe:vtkImageRectilinearWipe()})
wiper[wipe].SetInput1Data(image1.GetOutput())
wiper[wipe].SetInput2Data(image2.GetOutput())
wiper[wipe].SetPosition(20, 20)
eval('wiper[wipe].SetWipeTo' + wipe + '()')
mapper.update({wipe:vtkImageMapper()})
mapper[wipe].SetInputConnection(wiper[wipe].GetOutputPort())
mapper[wipe].SetColorWindow(255)
mapper[wipe].SetColorLevel(127.5)
actor.update({wipe:vtkActor2D()})
actor[wipe].SetMapper(mapper[wipe])
imagers.update({wipe:vtkRenderer()})
imagers[wipe].AddViewProp(actor[wipe])
renWin.AddRenderer(imagers[wipe])
imagers["Quad"].SetViewport(0, .5, .25, 1)
imagers["Horizontal"].SetViewport(.25, .5, .5, 1)
imagers["Vertical"].SetViewport(.5, .5, .75, 1)
imagers["LowerLeft"].SetViewport(.75, .5, 1, 1)
imagers["LowerRight"].SetViewport(0, 0, .25, .5)
imagers["UpperLeft"].SetViewport(.25, 0, .5, .5)
imagers["UpperRight"].SetViewport(.5, 0, .75, .5)
imager.SetViewport(.75, 0, 1, .5)
renWin.SetSize(400, 200)
# render and interact with data
iRen = vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin);
renWin.Render()
img_file = "TestWipe.png"
vtkmodules.test.Testing.compareImage(iRen.GetRenderWindow(), vtkmodules.test.Testing.getAbsImagePath(img_file))
vtkmodules.test.Testing.interact()
if __name__ == "__main__":
vtkmodules.test.Testing.main([(TestWipe, 'test')])
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