# Camera bd = htg.GetBounds() camera = svtk.svtkCamera() camera.SetClippingRange(1., 100.) focal = [] for i in range(3): focal.append(bd[ 2 * i ] + (bd[ 2 * i + 1 ] - bd[ 2 * i]) / 2.) camera.SetFocalPoint(focal) camera.SetPosition(focal[0], focal[1], focal[2] + 4.) # Renderer renderer = svtk.svtkRenderer() renderer.SetActiveCamera(camera) renderer.AddActor(actor) # Render window renWin = svtk.svtkRenderWindow() renWin.AddRenderer(renderer) renWin.SetSize(600, 400) # Render window interactor iren = svtk.svtkRenderWindowInteractor() iren.SetRenderWindow(renWin) # render the image renWin.Render() # iren.Start() # prevent the tk window from showing up then start the event loop # --- end of script --
def testQuadricCut(self):
solidTexture = (255, 255)
clearTexture = (255, 0)
edgeTexture = (0, 255)
def makeBooleanTexture(caseNumber, resolution, thickness):
#global solidTexture, clearTexture, edgeTexture
booleanTexturecaseNumber = svtk.svtkBooleanTexture()
booleanTexturecaseNumber.SetXSize(resolution)
booleanTexturecaseNumber.SetYSize(resolution)
booleanTexturecaseNumber.SetThickness(thickness)
if caseNumber == 0:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(solidTexture)
booleanTexturecaseNumber.SetOnIn(solidTexture)
booleanTexturecaseNumber.SetOnOut(solidTexture)
booleanTexturecaseNumber.SetInOn(solidTexture)
booleanTexturecaseNumber.SetOutOn(solidTexture)
elif caseNumber == 1:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(solidTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
elif caseNumber == 2:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(solidTexture)
booleanTexturecaseNumber.SetInOn(solidTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 3:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(clearTexture)
booleanTexturecaseNumber.SetOnOut(solidTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 4:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(solidTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
booleanTexturecaseNumber.SetOutOn(solidTexture)
elif caseNumber == 5:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(clearTexture)
booleanTexturecaseNumber.SetOutOn(solidTexture)
elif caseNumber == 6:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 7:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutOut(solidTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(clearTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(clearTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 8:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(solidTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(solidTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 9:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 10:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(solidTexture)
booleanTexturecaseNumber.SetOutOn(clearTexture)
elif caseNumber == 11:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetInOut(solidTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(clearTexture)
booleanTexturecaseNumber.SetOnOut(edgeTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
booleanTexturecaseNumber.SetOutOn(clearTexture)
elif caseNumber == 12:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(solidTexture)
booleanTexturecaseNumber.SetOnOut(clearTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 13:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutIn(solidTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(clearTexture)
booleanTexturecaseNumber.SetInOn(clearTexture)
booleanTexturecaseNumber.SetOutOn(edgeTexture)
elif caseNumber == 14:
booleanTexturecaseNumber.SetInIn(solidTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(edgeTexture)
booleanTexturecaseNumber.SetOnIn(edgeTexture)
booleanTexturecaseNumber.SetOnOut(clearTexture)
booleanTexturecaseNumber.SetInOn(edgeTexture)
booleanTexturecaseNumber.SetOutOn(clearTexture)
elif caseNumber == 15:
booleanTexturecaseNumber.SetInIn(clearTexture)
booleanTexturecaseNumber.SetInOut(clearTexture)
booleanTexturecaseNumber.SetOutIn(clearTexture)
booleanTexturecaseNumber.SetOutOut(clearTexture)
booleanTexturecaseNumber.SetOnOn(clearTexture)
booleanTexturecaseNumber.SetOnIn(clearTexture)
booleanTexturecaseNumber.SetOnOut(clearTexture)
booleanTexturecaseNumber.SetInOn(clearTexture)
booleanTexturecaseNumber.SetOutOn(clearTexture)
booleanTexturecaseNumber.Update()
return booleanTexturecaseNumber
# A list of positions
positions = []
positions.append((-4, 4, 0))
positions.append((-2, 4, 0))
positions.append((0, 4, 0))
positions.append((2, 4, 0))
positions.append((-4, 2, 0))
positions.append((-2, 2, 0))
positions.append((0, 2, 0))
positions.append((2, 2, 0))
positions.append((-4, 0, 0))
positions.append((-2, 0, 0))
positions.append((0, 0, 0))
positions.append((2, 0, 0))
positions.append((-4, -2, 0))
positions.append((-2, -2, 0))
positions.append((0, -2, 0))
positions.append((2, -2, 0))
ren = svtk.svtkRenderer()
renWin = svtk.svtkRenderWindow()
renWin.AddRenderer(ren)
# define two elliptical cylinders
quadric1 = svtk.svtkQuadric()
quadric1.SetCoefficients(1, 2, 0, 0, 0, 0, 0, 0, 0, -.07)
quadric2 = svtk.svtkQuadric()
quadric2.SetCoefficients(2, 1, 0, 0, 0, 0, 0, 0, 0, -.07)
# create a sphere for all to use
aSphere = svtk.svtkSphereSource()
aSphere.SetPhiResolution(50)
aSphere.SetThetaResolution(50)
# create texture coordinates for all
tcoords = svtk.svtkImplicitTextureCoords()
tcoords.SetInputConnection(aSphere.GetOutputPort())
tcoords.SetRFunction(quadric1)
tcoords.SetSFunction(quadric2)
aMapper = svtk.svtkDataSetMapper()
aMapper.SetInputConnection(tcoords.GetOutputPort())
# create a mapper, sphere and texture map for each case
aTexture = []
anActor = []
for i in range(0, 16):
aTexture.append(svtk.svtkTexture())
aTexture[i].SetInputData(makeBooleanTexture(i, 256, 1).GetOutput())
aTexture[i].InterpolateOff()
aTexture[i].RepeatOff()
anActor.append(svtk.svtkActor())
anActor[i].SetMapper(aMapper)
anActor[i].SetTexture(aTexture[i])
anActor[i].SetPosition(positions[i])
anActor[i].SetScale(2.0, 2.0, 2.0)
ren.AddActor(anActor[i])
ren.SetBackground(0.4392, 0.5020, 0.5647)
ren.ResetCamera()
ren.GetActiveCamera().Zoom(1.4)
renWin.SetSize(500, 500)
# render and interact with data
iRen = svtk.svtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin)
renWin.Render()
img_file = "quadricCut.png"
svtk.test.Testing.compareImage(
iRen.GetRenderWindow(),
svtk.test.Testing.getAbsImagePath(img_file),
threshold=25)
svtk.test.Testing.interact()
