Commit 14686978 authored by Dean Inglis's avatar Dean Inglis
Browse files

ENH: added test for vtkImageTracerWidget

parent 864a39ff
......@@ -13,7 +13,8 @@ IF (VTK_DATA_ROOT)
TestScalarBarWidget.cxx
TestLineWidget.cxx
TestPlaneWidget.cxx
TestPointWidget.cxx
TestPointWidget.cxx
TestImageTracerWidget.cxx
)
ENDIF (VTK_DATA_ROOT)
......
/*=========================================================================
Program: Visualization Toolkit
Module: TestImageTracerWidget.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkCamera.h"
#include "vtkCommand.h"
#include "vtkExtractVOI.h"
#include "vtkGlyphSource2D.h"
#include "vtkImageActor.h"
#include "vtkImageData.h"
#include "vtkImageShiftScale.h"
#include "vtkImageStencil.h"
#include "vtkImageTracerWidget.h"
#include "vtkInteractorEventRecorder.h"
#include "vtkInteractorStyleImage.h"
#include "vtkLinearExtrusionFilter.h"
#include "vtkPoints.h"
#include "vtkPolyData.h"
#include "vtkPolyDataToImageStencil.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSplineWidget.h"
#include "vtkVolume16Reader.h"
#include "vtkRegressionTestImage.h"
#include "vtkDebugLeaks.h"
char ImageTracerWidgetEventLog[] =
"# StreamVersion 1\n"
"MouseMoveEvent 322 145 0 0 0 0 b\n"
"LeftButtonPressEvent 322 145 0 0 0 0 b\n"
"LeftButtonReleaseEvent 322 145 0 0 0 0 b\n"
"MouseMoveEvent 146 166 0 0 0 0 b\n"
"LeftButtonPressEvent 146 166 0 0 0 0 b\n"
"MouseMoveEvent 154 161 0 0 0 0 b\n"
"MouseMoveEvent 162 148 0 0 0 0 b\n"
"MouseMoveEvent 169 129 0 0 0 0 b\n"
"MouseMoveEvent 168 100 0 0 0 0 b\n"
"MouseMoveEvent 161 95 0 0 0 0 b\n"
"MouseMoveEvent 131 90 0 0 0 0 b\n"
"MouseMoveEvent 113 95 0 0 0 0 b\n"
"MouseMoveEvent 77 116 0 0 0 0 b\n"
"MouseMoveEvent 68 132 0 0 0 0 b\n"
"MouseMoveEvent 67 151 0 0 0 0 b\n"
"MouseMoveEvent 73 165 0 0 0 0 b\n"
"MouseMoveEvent 89 179 0 0 0 0 b\n"
"MouseMoveEvent 98 182 0 0 0 0 b\n"
"MouseMoveEvent 111 182 0 0 0 0 b\n"
"MouseMoveEvent 118 182 0 0 0 0 b\n"
"MouseMoveEvent 130 177 0 0 0 0 b\n"
"MouseMoveEvent 134 175 0 0 0 0 b\n"
"MouseMoveEvent 144 170 0 0 0 0 b\n"
"MouseMoveEvent 146 167 0 0 0 0 b\n"
"LeftButtonReleaseEvent 146 167 0 0 0 0 b\n"
"MouseMoveEvent 132 164 0 0 0 0 b\n"
"MiddleButtonPressEvent 132 164 0 0 0 0 b\n"
"MiddleButtonReleaseEvent 132 164 0 0 0 0 b\n"
"MouseMoveEvent 131 163 0 0 0 0 b\n"
"MouseMoveEvent 127 161 0 0 0 0 b\n"
"MouseMoveEvent 120 153 0 0 0 0 b\n"
"MouseMoveEvent 110 146 0 0 0 0 b\n"
"MouseMoveEvent 104 140 0 0 0 0 b\n"
"MouseMoveEvent 101 132 0 0 0 0 b\n"
"MouseMoveEvent 99 128 0 0 0 0 b\n"
"MouseMoveEvent 95 123 0 0 0 0 b\n"
"MouseMoveEvent 91 116 0 0 0 0 b\n"
"MiddleButtonPressEvent 91 116 0 0 0 0 b\n"
"MiddleButtonReleaseEvent 91 116 0 0 0 0 b\n"
"MouseMoveEvent 95 116 0 0 0 0 b\n"
"MouseMoveEvent 105 118 0 0 0 0 b\n"
"MouseMoveEvent 115 121 0 0 0 0 b\n"
"MouseMoveEvent 124 124 0 0 0 0 b\n"
"MouseMoveEvent 136 127 0 0 0 0 b\n"
"MouseMoveEvent 144 128 0 0 0 0 b\n"
"MouseMoveEvent 150 130 0 0 0 0 b\n"
"MouseMoveEvent 154 132 0 0 0 0 b\n"
"MouseMoveEvent 157 133 0 0 0 0 b\n"
"MouseMoveEvent 161 133 0 0 0 0 b\n"
"MouseMoveEvent 164 134 0 0 0 0 b\n"
"MouseMoveEvent 167 135 0 0 0 0 b\n"
"MouseMoveEvent 169 136 0 0 0 0 b\n"
"KeyPressEvent 169 136 -128 0 0 1 Control_L\n"
"MiddleButtonPressEvent 169 136 8 0 0 0 Control_L\n"
"MiddleButtonReleaseEvent 169 136 8 0 0 0 Control_L\n"
"KeyReleaseEvent 169 136 0 0 0 1 Control_L\n"
"RightButtonPressEvent 169 136 0 0 0 0 Control_L\n"
"MouseMoveEvent 167 142 0 0 0 0 Control_L\n"
"MouseMoveEvent 164 146 0 0 0 0 Control_L\n"
"MouseMoveEvent 162 149 0 0 0 0 Control_L\n"
"MouseMoveEvent 159 152 0 0 0 0 Control_L\n"
"MouseMoveEvent 155 155 0 0 0 0 Control_L\n"
"MouseMoveEvent 152 157 0 0 0 0 Control_L\n"
"MouseMoveEvent 148 159 0 0 0 0 Control_L\n"
"MouseMoveEvent 143 163 0 0 0 0 Control_L\n"
"MouseMoveEvent 137 165 0 0 0 0 Control_L\n"
"MouseMoveEvent 133 166 0 0 0 0 Control_L\n"
"MouseMoveEvent 132 164 0 0 0 0 Control_L\n"
"RightButtonReleaseEvent 132 164 0 0 0 0 Control_L\n"
"MouseMoveEvent 133 164 0 0 0 0 Control_L\n"
"KeyPressEvent 133 164 -128 0 0 1 Control_L\n"
"RightButtonPressEvent 133 164 8 0 0 0 Control_L\n"
"RightButtonReleaseEvent 133 164 8 0 0 0 Control_L\n"
"KeyReleaseEvent 133 164 0 0 0 1 Control_L\n"
"MouseMoveEvent 133 164 0 0 0 0 Control_L\n"
"MouseMoveEvent 129 162 0 0 0 0 Control_L\n"
"MouseMoveEvent 125 160 0 0 0 0 Control_L\n"
"MouseMoveEvent 125 156 0 0 0 0 Control_L\n"
"MouseMoveEvent 122 154 0 0 0 0 Control_L\n"
"MouseMoveEvent 121 152 0 0 0 0 Control_L\n"
"KeyPressEvent 121 152 0 -128 0 1 Shift_L\n"
"RightButtonPressEvent 121 152 0 4 0 0 Shift_L\n"
"RightButtonReleaseEvent 121 152 0 4 0 0 Shift_L\n"
"KeyReleaseEvent 121 152 0 0 0 1 Shift_L\n"
"MouseMoveEvent 108 137 0 0 0 0 Shift_L\n"
"KeyPressEvent 108 137 0 -128 0 1 Shift_L\n"
"RightButtonPressEvent 108 137 0 4 0 0 Shift_L\n"
"RightButtonReleaseEvent 108 137 0 4 0 0 Shift_L\n"
"KeyReleaseEvent 108 137 0 0 0 1 Shift_L\n"
"RightButtonPressEvent 108 137 0 0 0 0 Shift_L\n"
"MouseMoveEvent 112 127 0 0 0 0 Shift_L\n"
"MouseMoveEvent 118 116 0 0 0 0 Shift_L\n"
"MouseMoveEvent 121 109 0 0 0 0 Shift_L\n"
"MouseMoveEvent 128 97 0 0 0 0 Shift_L\n"
"MouseMoveEvent 134 88 0 0 0 0 Shift_L\n"
"MouseMoveEvent 136 86 0 0 0 0 Shift_L\n"
"RightButtonReleaseEvent 136 86 0 0 0 0 Shift_L\n"
"MouseMoveEvent 122 152 0 0 0 0 Shift_L\n"
"RightButtonPressEvent 122 152 0 0 0 0 Shift_L\n"
"MouseMoveEvent 125 149 0 0 0 0 Shift_L\n"
"MouseMoveEvent 156 143 0 0 0 0 Shift_L\n"
"MouseMoveEvent 164 141 0 0 0 0 Shift_L\n"
"MouseMoveEvent 168 140 0 0 0 0 Shift_L\n"
"MouseMoveEvent 170 140 0 0 0 0 Shift_L\n"
"RightButtonReleaseEvent 170 140 0 0 0 0 Shift_L\n"
"MouseMoveEvent 129 166 0 0 0 0 Shift_L\n"
"RightButtonPressEvent 129 166 0 0 0 0 Shift_L\n"
"MouseMoveEvent 127 164 0 0 0 0 Shift_L\n"
"MouseMoveEvent 115 152 0 0 0 0 Shift_L\n"
"MouseMoveEvent 104 140 0 0 0 0 Shift_L\n"
"MouseMoveEvent 95 130 0 0 0 0 Shift_L\n"
"MouseMoveEvent 89 124 0 0 0 0 Shift_L\n"
"MouseMoveEvent 88 118 0 0 0 0 Shift_L\n"
"RightButtonReleaseEvent 88 118 0 0 0 0 Shift_L\n"
"MouseMoveEvent 168 140 0 0 0 0 Shift_L\n"
"RightButtonPressEvent 168 140 0 0 0 0 Shift_L\n"
"MouseMoveEvent 165 140 0 0 0 0 Shift_L\n"
"MouseMoveEvent 162 142 0 0 0 0 Shift_L\n"
"MouseMoveEvent 159 145 0 0 0 0 Shift_L\n"
"MouseMoveEvent 156 146 0 0 0 0 Shift_L\n"
"MouseMoveEvent 153 148 0 0 0 0 Shift_L\n"
"MouseMoveEvent 150 150 0 0 0 0 Shift_L\n"
"MouseMoveEvent 147 153 0 0 0 0 Shift_L\n"
"RightButtonReleaseEvent 147 153 0 0 0 0 Shift_L\n"
"MouseMoveEvent 137 84 0 0 0 0 Shift_L\n"
"RightButtonPressEvent 137 84 0 0 0 0 Shift_L\n"
"MouseMoveEvent 133 94 0 0 0 0 Shift_L\n"
"MouseMoveEvent 130 107 0 0 0 0 Shift_L\n"
"MouseMoveEvent 123 124 0 0 0 0 Shift_L\n"
"MouseMoveEvent 110 147 0 0 0 0 Shift_L\n"
"MouseMoveEvent 99 160 0 0 0 0 Shift_L\n"
"RightButtonReleaseEvent 99 160 0 0 0 0 Shift_L\n"
"MouseMoveEvent 337 163 0 0 0 0 Shift_L\n"
"RightButtonPressEvent 337 163 0 0 0 0 Shift_L\n"
"MouseMoveEvent 337 162 0 0 0 0 Shift_L\n"
"MouseMoveEvent 337 160 0 0 0 0 Shift_L\n"
"MouseMoveEvent 338 158 0 0 0 0 Shift_L\n"
"MouseMoveEvent 342 153 0 0 0 0 Shift_L\n"
"MouseMoveEvent 346 149 0 0 0 0 Shift_L\n"
"MouseMoveEvent 349 147 0 0 0 0 Shift_L\n"
"MouseMoveEvent 352 144 0 0 0 0 Shift_L\n"
"MouseMoveEvent 354 141 0 0 0 0 Shift_L\n"
"MouseMoveEvent 356 139 0 0 0 0 Shift_L\n"
"MouseMoveEvent 358 136 0 0 0 0 Shift_L\n"
"MouseMoveEvent 359 135 0 0 0 0 Shift_L\n"
"MouseMoveEvent 360 133 0 0 0 0 Shift_L\n"
"MouseMoveEvent 360 131 0 0 0 0 Shift_L\n"
"MouseMoveEvent 361 130 0 0 0 0 Shift_L\n"
"MouseMoveEvent 362 128 0 0 0 0 Shift_L\n"
"MouseMoveEvent 364 124 0 0 0 0 Shift_L\n"
"MouseMoveEvent 365 122 0 0 0 0 Shift_L\n"
"MouseMoveEvent 367 119 0 0 0 0 Shift_L\n"
"MouseMoveEvent 368 117 0 0 0 0 Shift_L\n"
"MouseMoveEvent 369 114 0 0 0 0 Shift_L\n"
"MouseMoveEvent 370 113 0 0 0 0 Shift_L\n"
"MouseMoveEvent 370 112 0 0 0 0 Shift_L\n"
"MouseMoveEvent 370 113 0 0 0 0 Shift_L\n"
"MouseMoveEvent 368 114 0 0 0 0 Shift_L\n"
"MouseMoveEvent 367 115 0 0 0 0 Shift_L\n"
"MouseMoveEvent 366 116 0 0 0 0 Shift_L\n"
"MouseMoveEvent 366 118 0 0 0 0 Shift_L\n"
"MouseMoveEvent 365 118 0 0 0 0 Shift_L\n"
"MouseMoveEvent 365 120 0 0 0 0 Shift_L\n"
"MouseMoveEvent 364 121 0 0 0 0 Shift_L\n"
"MouseMoveEvent 363 123 0 0 0 0 Shift_L\n"
"MouseMoveEvent 362 125 0 0 0 0 Shift_L\n"
"MouseMoveEvent 362 127 0 0 0 0 Shift_L\n"
"MouseMoveEvent 361 128 0 0 0 0 Shift_L\n"
"MouseMoveEvent 360 130 0 0 0 0 Shift_L\n"
"MouseMoveEvent 360 131 0 0 0 0 Shift_L\n"
"MouseMoveEvent 359 133 0 0 0 0 Shift_L\n"
"MouseMoveEvent 358 134 0 0 0 0 Shift_L\n"
"MouseMoveEvent 357 136 0 0 0 0 Shift_L\n"
"MouseMoveEvent 356 139 0 0 0 0 Shift_L\n"
"MouseMoveEvent 355 141 0 0 0 0 Shift_L\n"
"MouseMoveEvent 354 143 0 0 0 0 Shift_L\n"
"MouseMoveEvent 353 145 0 0 0 0 Shift_L\n"
"MouseMoveEvent 352 147 0 0 0 0 Shift_L\n"
"MouseMoveEvent 352 148 0 0 0 0 Shift_L\n"
"MouseMoveEvent 352 150 0 0 0 0 Shift_L\n"
"MouseMoveEvent 351 152 0 0 0 0 Shift_L\n"
"MouseMoveEvent 350 156 0 0 0 0 Shift_L\n"
"MouseMoveEvent 349 158 0 0 0 0 Shift_L\n"
"RightButtonReleaseEvent 349 158 0 0 0 0 Shift_L\n"
"MouseMoveEvent 381 179 0 0 0 0 Shift_L\n"
"LeftButtonPressEvent 381 179 0 0 0 0 Shift_L\n"
"MouseMoveEvent 382 179 0 0 0 0 Shift_L\n"
"MouseMoveEvent 379 179 0 0 0 0 Shift_L\n"
"MouseMoveEvent 376 177 0 0 0 0 Shift_L\n"
"MouseMoveEvent 371 174 0 0 0 0 Shift_L\n"
"MouseMoveEvent 364 167 0 0 0 0 Shift_L\n"
"MouseMoveEvent 353 156 0 0 0 0 Shift_L\n"
"MouseMoveEvent 348 146 0 0 0 0 Shift_L\n"
"MouseMoveEvent 345 139 0 0 0 0 Shift_L\n"
"MouseMoveEvent 342 129 0 0 0 0 Shift_L\n"
"MouseMoveEvent 340 121 0 0 0 0 Shift_L\n"
"MouseMoveEvent 337 111 0 0 0 0 Shift_L\n"
"MouseMoveEvent 336 101 0 0 0 0 Shift_L\n"
"MouseMoveEvent 336 98 0 0 0 0 Shift_L\n"
"MouseMoveEvent 335 95 0 0 0 0 Shift_L\n"
"MouseMoveEvent 335 93 0 0 0 0 Shift_L\n"
"MouseMoveEvent 333 91 0 0 0 0 Shift_L\n"
"MouseMoveEvent 331 87 0 0 0 0 Shift_L\n"
"MouseMoveEvent 329 85 0 0 0 0 Shift_L\n"
"MouseMoveEvent 329 84 0 0 0 0 Shift_L\n"
"MouseMoveEvent 328 84 0 0 0 0 Shift_L\n"
"LeftButtonReleaseEvent 328 84 0 0 0 0 Shift_L\n"
;
// Callback for the tracer interaction
class vtkITWCallback : public vtkCommand
{
public:
static vtkITWCallback *New()
{ return new vtkITWCallback; }
virtual void Execute(vtkObject *caller, unsigned long, void*)
{
vtkImageTracerWidget *tracerWidget =
reinterpret_cast<vtkImageTracerWidget*>(caller);
if(!tracerWidget) { return; }
int npts = tracerWidget->GetNumberOfHandles();
int closed = tracerWidget->GetIsClosed();
if (npts < 3 || !closed)
{
Actor->SetInput(Extract->GetOutput());
}
if (npts < 2) { return; }
SplineWidget->SetClosed(closed);
SplineWidget->SetNumberOfHandles(npts);
tracerWidget->GetPath(PathPoly);
for (int i = 0; i < npts; i++)
{
SplineWidget->SetHandlePosition(i,PathPoly->GetPoints()->GetPoint(i));
}
if (closed)
{
SplineWidget->GetPolyData(SplinePoly);
Actor->SetInput(Stencil->GetOutput());
Stencil->Update();
}
}
vtkITWCallback():SplineWidget(0),Actor(0),Stencil(0),Extract(0),
PathPoly(0),SplinePoly(0){}
vtkSplineWidget *SplineWidget;
vtkImageActor *Actor;
vtkImageStencil *Stencil;
vtkExtractVOI *Extract;
vtkPolyData *PathPoly;
vtkPolyData *SplinePoly;
};
// Callback for the spline interaction.
// Note: this callback has to have a name different from that already
// used in another test: see TestSplineWidget.cxx!
class vtkSW2Callback : public vtkCommand
{
public:
static vtkSW2Callback *New()
{ return new vtkSW2Callback; }
virtual void Execute(vtkObject *caller, unsigned long, void*)
{
vtkSplineWidget *splineWidget =
reinterpret_cast<vtkSplineWidget*>(caller);
if(!splineWidget) { return; }
int npts = splineWidget->GetNumberOfHandles();
Points->SetNumberOfPoints(npts);
for (int i = 0; i < npts; i++)
{
Points->SetPoint(i,splineWidget->GetHandlePosition(i));
}
TracerWidget->InitializeHandles(Points);
if (splineWidget->GetClosed())
{
splineWidget->GetPolyData(SplinePoly);
Actor->SetInput(Stencil->GetOutput());
Stencil->Update();
}
}
vtkSW2Callback():Points(0),TracerWidget(0),Actor(0),Stencil(0),SplinePoly(0){}
vtkPoints *Points;
vtkImageTracerWidget *TracerWidget;
vtkImageActor *Actor;
vtkImageStencil *Stencil;
vtkPolyData *SplinePoly;
};
int TestImageTracerWidget( int argc, char *argv[] )
{
char* fname = vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/headsq/quarter");
// Start by loading some data.
//
vtkVolume16Reader* v16 = vtkVolume16Reader::New();
v16->SetDataDimensions(64, 64);
v16->SetDataByteOrderToLittleEndian();
v16->SetImageRange(1, 93);
v16->SetDataSpacing(3.2, 3.2, 1.5);
v16->SetFilePrefix(fname);
v16->ReleaseDataFlagOn();
v16->SetDataMask(0x7fff);
v16->Update();
delete[] fname;
vtkRenderer* ren1 = vtkRenderer::New();
vtkRenderer* ren2 = vtkRenderer::New();
vtkRenderWindow* renWin = vtkRenderWindow::New();
renWin->AddRenderer(ren1);
renWin->AddRenderer(ren2);
vtkInteractorStyleImage* interactorStyle = vtkInteractorStyleImage::New();
vtkRenderWindowInteractor* iren = vtkRenderWindowInteractor::New();
iren->SetInteractorStyle(interactorStyle);
iren->SetRenderWindow(renWin);
double range[2];
v16->GetOutput()->GetScalarRange(range);
vtkImageShiftScale* shifter = vtkImageShiftScale::New();
shifter->SetShift(-1.0*range[0]);
shifter->SetScale(255.0/(range[1]-range[0]));
shifter->SetOutputScalarTypeToUnsignedChar();
shifter->SetInput(v16->GetOutput());
shifter->ReleaseDataFlagOff();
shifter->Update();
// Display a y-z plane.
//
vtkImageActor* imageActor1 = vtkImageActor::New();
imageActor1->SetInput(shifter->GetOutput());
imageActor1->VisibilityOn();
imageActor1->SetDisplayExtent(31, 31, 0, 63, 0, 92);
imageActor1->InterpolateOff();
vtkExtractVOI* extract = vtkExtractVOI::New();
extract->SetVOI(imageActor1->GetDisplayExtent());
extract->SetSampleRate(1, 1, 1);
extract->SetInput(shifter->GetOutput());
extract->ReleaseDataFlagOff();
vtkImageActor* imageActor2 = vtkImageActor::New();
imageActor2->SetInput(extract->GetOutput());
imageActor2->VisibilityOn();
imageActor2->SetDisplayExtent(extract->GetVOI());
imageActor2->InterpolateOff();
// Set up the image tracer widget
//
vtkImageTracerWidget* imageTracerWidget = vtkImageTracerWidget::New();
imageTracerWidget->SetDefaultRenderer(ren1);
imageTracerWidget->SetCaptureRadius(1.5);
imageTracerWidget->GetGlyphSource()->SetColor(1, 0, 0);
imageTracerWidget->GetGlyphSource()->SetScale(3.0);
imageTracerWidget->SetGlyphAngle(45.0);
imageTracerWidget->GetGlyphSource()->Modified();
imageTracerWidget->ProjectToPlaneOn();
imageTracerWidget->SetProjectionNormalToXAxes();
imageTracerWidget->SetProjectionPosition(imageActor1->GetBounds()[0]);
imageTracerWidget->SetProp(imageActor1);
imageTracerWidget->SetInput(shifter->GetOutput());
imageTracerWidget->SetInteractor(iren);
imageTracerWidget->PlaceWidget();
imageTracerWidget->SnapToImageOff();
imageTracerWidget->AutoCloseOn();
// Set up a vtkSplineWidget in the second renderer and have
// its handles set by the tracer widget.
//
vtkSplineWidget* splineWidget = vtkSplineWidget::New();
splineWidget->SetDefaultRenderer(ren2);
splineWidget->SetInput(extract->GetOutput());
splineWidget->SetInteractor(iren);
splineWidget->PlaceWidget(imageActor2->GetBounds());
splineWidget->ProjectToPlaneOn();
splineWidget->SetProjectionNormalToXAxes();
splineWidget->SetProjectionPosition(imageActor2->GetBounds()[0]);
vtkPolyData* pathPoly = vtkPolyData::New();
vtkPoints* points = vtkPoints::New();
vtkPolyData* splinePoly = vtkPolyData::New();
// Set up a pipleline to demonstrate extraction of a 2D
// region of interest.
//
vtkLinearExtrusionFilter* extrude = vtkLinearExtrusionFilter::New();
extrude->SetInput(splinePoly);
extrude->SetScaleFactor(1);
extrude->SetExtrusionTypeToNormalExtrusion();
extrude->SetVector(1, 0, 0);
vtkPolyDataToImageStencil* dataToStencil = vtkPolyDataToImageStencil::New();
dataToStencil->SetInput(extrude->GetOutput());
vtkImageStencil* stencil = vtkImageStencil::New();
stencil->SetInput(extract->GetOutput());
stencil->SetStencil(dataToStencil->GetOutput());
stencil->ReverseStencilOff();
stencil->SetBackgroundValue(128);
// Set up callbacks for widget interactions.
//
vtkITWCallback* itwCallback = vtkITWCallback::New();
itwCallback->SplineWidget = splineWidget;
itwCallback->Actor = imageActor2;
itwCallback->Stencil = stencil;
itwCallback->Extract = extract;
itwCallback->PathPoly = pathPoly;
itwCallback->SplinePoly = splinePoly;
imageTracerWidget->AddObserver(vtkCommand::EndInteractionEvent,itwCallback);
vtkSW2Callback* swCallback = vtkSW2Callback::New();
swCallback->Points = points;
swCallback->TracerWidget = imageTracerWidget;
swCallback->Actor = imageActor2;
swCallback->Stencil = stencil;
swCallback->SplinePoly = splinePoly;
splineWidget->AddObserver(vtkCommand::EndInteractionEvent,swCallback);
ren1->SetBackground(0.4, 0.4, 0.5);
ren1->SetViewport(0, 0, 0.5, 1);
ren1->AddProp(imageActor1);
ren2->SetBackground(0.5, 0.4, 0.4);
ren2->SetViewport(0.5, 0, 1, 1);
ren2->AddProp(imageActor2);
renWin->SetSize(480, 240);
imageTracerWidget->On();
splineWidget->On();
vtkCamera* cam = ren1->GetActiveCamera();
cam->SetViewUp(0, 1, 0);
cam->Azimuth(270);
cam->Roll(270);
cam->Dolly(1.7);
ren1->ResetCameraClippingRange();
cam = ren2->GetActiveCamera();
cam->SetViewUp(0, 1, 0);
cam->Azimuth(270);
cam->Roll(270);
cam->Dolly(1.7);
ren2->ResetCameraClippingRange();
vtkInteractorEventRecorder *recorder = vtkInteractorEventRecorder::New();
recorder->SetInteractor(iren);
recorder->ReadFromInputStringOn();
recorder->SetInputString(ImageTracerWidgetEventLog);
iren->Initialize();
renWin->Render();
recorder->Play();
int retVal = vtkRegressionTestImage( renWin );
if ( retVal == vtkRegressionTester::DO_INTERACTOR)
{
iren->Start();
}
// Clean up
//
recorder->Off();
recorder->Delete();
v16->Delete();
shifter->Delete();
extract->Delete();
extrude->Delete();
dataToStencil->Delete();
stencil->Delete();
imageActor1->Delete();
imageActor2->Delete();
pathPoly->Delete();
points->Delete();
splinePoly->Delete();
imageTracerWidget->RemoveObserver(itwCallback);
imageTracerWidget->Delete();
itwCallback->Delete();
splineWidget->RemoveObserver(swCallback);
splineWidget->Delete();
swCallback->Delete();
interactorStyle->Delete();
iren->Delete();
renWin->Delete();
ren1->Delete();
ren2->Delete();
return !retVal;
}
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