Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
branch: master
Fetching contributors…

Cannot retrieve contributors at this time

1578 lines (1352 sloc) 44.212 kb
/*=========================================================================
Program: Visualization Toolkit
Module: vtkPlaneWidget.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 "vtkPlaneWidget.h"
#include "vtkActor.h"
#include "vtkAssemblyNode.h"
#include "vtkAssemblyPath.h"
#include "vtkCallbackCommand.h"
#include "vtkCamera.h"
#include "vtkCellArray.h"
#include "vtkCellPicker.h"
#include "vtkConeSource.h"
#include "vtkDoubleArray.h"
#include "vtkFloatArray.h"
#include "vtkLineSource.h"
#include "vtkMath.h"
#include "vtkObjectFactory.h"
#include "vtkPlane.h"
#include "vtkPlaneSource.h"
#include "vtkPlanes.h"
#include "vtkPolyData.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkSphereSource.h"
#include "vtkTransform.h"
vtkStandardNewMacro(vtkPlaneWidget);
vtkCxxSetObjectMacro(vtkPlaneWidget,PlaneProperty,vtkProperty);
vtkPlaneWidget::vtkPlaneWidget() : vtkPolyDataSourceWidget()
{
this->State = vtkPlaneWidget::Start;
this->EventCallbackCommand->SetCallback(vtkPlaneWidget::ProcessEvents);
this->NormalToXAxis = 0;
this->NormalToYAxis = 0;
this->NormalToZAxis = 0;
this->Representation = VTK_PLANE_WIREFRAME;
//Build the representation of the widget
int i;
// Represent the plane
this->PlaneSource = vtkPlaneSource::New();
this->PlaneSource->SetXResolution(4);
this->PlaneSource->SetYResolution(4);
this->PlaneOutline = vtkPolyData::New();
vtkPoints *pts = vtkPoints::New();
pts->SetNumberOfPoints(4);
vtkCellArray *outline = vtkCellArray::New();
outline->InsertNextCell(4);
outline->InsertCellPoint(0);
outline->InsertCellPoint(1);
outline->InsertCellPoint(2);
outline->InsertCellPoint(3);
this->PlaneOutline->SetPoints(pts);
pts->Delete();
this->PlaneOutline->SetPolys(outline);
outline->Delete();
this->PlaneMapper = vtkPolyDataMapper::New();
this->PlaneMapper->SetInput(this->PlaneSource->GetOutput());
this->PlaneActor = vtkActor::New();
this->PlaneActor->SetMapper(this->PlaneMapper);
// Create the handles
this->Handle = new vtkActor* [4];
this->HandleMapper = new vtkPolyDataMapper* [4];
this->HandleGeometry = new vtkSphereSource* [4];
for (i=0; i<4; i++)
{
this->HandleGeometry[i] = vtkSphereSource::New();
this->HandleGeometry[i]->SetThetaResolution(16);
this->HandleGeometry[i]->SetPhiResolution(8);
this->HandleMapper[i] = vtkPolyDataMapper::New();
this->HandleMapper[i]->SetInput(this->HandleGeometry[i]->GetOutput());
this->Handle[i] = vtkActor::New();
this->Handle[i]->SetMapper(this->HandleMapper[i]);
}
// Create the + plane normal
this->LineSource = vtkLineSource::New();
this->LineSource->SetResolution(1);
this->LineMapper = vtkPolyDataMapper::New();
this->LineMapper->SetInput(this->LineSource->GetOutput());
this->LineActor = vtkActor::New();
this->LineActor->SetMapper(this->LineMapper);
this->ConeSource = vtkConeSource::New();
this->ConeSource->SetResolution(12);
this->ConeSource->SetAngle(25.0);
this->ConeMapper = vtkPolyDataMapper::New();
this->ConeMapper->SetInput(this->ConeSource->GetOutput());
this->ConeActor = vtkActor::New();
this->ConeActor->SetMapper(this->ConeMapper);
// Create the - plane normal
this->LineSource2 = vtkLineSource::New();
this->LineSource2->SetResolution(1);
this->LineMapper2 = vtkPolyDataMapper::New();
this->LineMapper2->SetInput(this->LineSource2->GetOutput());
this->LineActor2 = vtkActor::New();
this->LineActor2->SetMapper(this->LineMapper2);
this->ConeSource2 = vtkConeSource::New();
this->ConeSource2->SetResolution(12);
this->ConeSource2->SetAngle(25.0);
this->ConeMapper2 = vtkPolyDataMapper::New();
this->ConeMapper2->SetInput(this->ConeSource2->GetOutput());
this->ConeActor2 = vtkActor::New();
this->ConeActor2->SetMapper(this->ConeMapper2);
this->Transform = vtkTransform::New();
// Define the point coordinates
double bounds[6];
bounds[0] = -0.5;
bounds[1] = 0.5;
bounds[2] = -0.5;
bounds[3] = 0.5;
bounds[4] = -0.5;
bounds[5] = 0.5;
//Manage the picking stuff
this->HandlePicker = vtkCellPicker::New();
this->HandlePicker->SetTolerance(0.001);
for (i=0; i<4; i++)
{
this->HandlePicker->AddPickList(this->Handle[i]);
}
this->HandlePicker->PickFromListOn();
this->PlanePicker = vtkCellPicker::New();
this->PlanePicker->SetTolerance(0.005); //need some fluff
this->PlanePicker->AddPickList(this->PlaneActor);
this->PlanePicker->AddPickList(this->ConeActor);
this->PlanePicker->AddPickList(this->LineActor);
this->PlanePicker->AddPickList(this->ConeActor2);
this->PlanePicker->AddPickList(this->LineActor2);
this->PlanePicker->PickFromListOn();
this->CurrentHandle = NULL;
this->LastPickValid = 0;
this->HandleSizeFactor = 1.25;
this->SetHandleSize( 0.05 );
// Set up the initial properties
this->CreateDefaultProperties();
this->SelectRepresentation();
// Initial creation of the widget, serves to initialize it
// Call PlaceWidget() LAST in the constructor as it depends on ivar
// values.
this->PlaceWidget(bounds);
}
vtkPlaneWidget::~vtkPlaneWidget()
{
this->PlaneActor->Delete();
this->PlaneMapper->Delete();
this->PlaneSource->Delete();
this->PlaneOutline->Delete();
for (int i=0; i<4; i++)
{
this->HandleGeometry[i]->Delete();
this->HandleMapper[i]->Delete();
this->Handle[i]->Delete();
}
delete [] this->Handle;
delete [] this->HandleMapper;
delete [] this->HandleGeometry;
this->ConeActor->Delete();
this->ConeMapper->Delete();
this->ConeSource->Delete();
this->LineActor->Delete();
this->LineMapper->Delete();
this->LineSource->Delete();
this->ConeActor2->Delete();
this->ConeMapper2->Delete();
this->ConeSource2->Delete();
this->LineActor2->Delete();
this->LineMapper2->Delete();
this->LineSource2->Delete();
this->HandlePicker->Delete();
this->PlanePicker->Delete();
if (this->HandleProperty)
{
this->HandleProperty->Delete();
this->HandleProperty = 0;
}
if (this->SelectedHandleProperty)
{
this->SelectedHandleProperty->Delete();
this->SelectedHandleProperty = 0;
}
if (this->PlaneProperty)
{
this->PlaneProperty->Delete();
this->PlaneProperty = 0;
}
if (this->SelectedPlaneProperty)
{
this->SelectedPlaneProperty->Delete();
this->SelectedPlaneProperty = 0;
}
this->Transform->Delete();
}
void vtkPlaneWidget::SetEnabled(int enabling)
{
if ( ! this->Interactor )
{
vtkErrorMacro(<<"The interactor must be set prior to enabling/disabling widget");
return;
}
if ( enabling ) //-----------------------------------------------------------
{
vtkDebugMacro(<<"Enabling plane widget");
if ( this->Enabled ) //already enabled, just return
{
return;
}
if ( ! this->CurrentRenderer )
{
this->SetCurrentRenderer(this->Interactor->FindPokedRenderer(
this->Interactor->GetLastEventPosition()[0],
this->Interactor->GetLastEventPosition()[1]));
if (this->CurrentRenderer == NULL)
{
return;
}
}
this->Enabled = 1;
// listen for the following events
vtkRenderWindowInteractor *i = this->Interactor;
i->AddObserver(vtkCommand::MouseMoveEvent, this->EventCallbackCommand,
this->Priority);
i->AddObserver(vtkCommand::LeftButtonPressEvent,
this->EventCallbackCommand, this->Priority);
i->AddObserver(vtkCommand::LeftButtonReleaseEvent,
this->EventCallbackCommand, this->Priority);
i->AddObserver(vtkCommand::MiddleButtonPressEvent,
this->EventCallbackCommand, this->Priority);
i->AddObserver(vtkCommand::MiddleButtonReleaseEvent,
this->EventCallbackCommand, this->Priority);
i->AddObserver(vtkCommand::RightButtonPressEvent,
this->EventCallbackCommand, this->Priority);
i->AddObserver(vtkCommand::RightButtonReleaseEvent,
this->EventCallbackCommand, this->Priority);
// Add the plane
this->CurrentRenderer->AddActor(this->PlaneActor);
this->PlaneActor->SetProperty(this->PlaneProperty);
// turn on the handles
for (int j=0; j<4; j++)
{
this->CurrentRenderer->AddActor(this->Handle[j]);
this->Handle[j]->SetProperty(this->HandleProperty);
}
// add the normal vector
this->CurrentRenderer->AddActor(this->LineActor);
this->LineActor->SetProperty(this->HandleProperty);
this->CurrentRenderer->AddActor(this->ConeActor);
this->ConeActor->SetProperty(this->HandleProperty);
this->CurrentRenderer->AddActor(this->LineActor2);
this->LineActor2->SetProperty(this->HandleProperty);
this->CurrentRenderer->AddActor(this->ConeActor2);
this->ConeActor2->SetProperty(this->HandleProperty);
this->SelectRepresentation();
this->InvokeEvent(vtkCommand::EnableEvent,NULL);
}
else //disabling----------------------------------------------------------
{
vtkDebugMacro(<<"Disabling plane widget");
if ( ! this->Enabled ) //already disabled, just return
{
return;
}
this->Enabled = 0;
// don't listen for events any more
this->Interactor->RemoveObserver(this->EventCallbackCommand);
// turn off the plane
this->CurrentRenderer->RemoveActor(this->PlaneActor);
// turn off the handles
for (int i=0; i<4; i++)
{
this->CurrentRenderer->RemoveActor(this->Handle[i]);
}
// turn off the normal vector
this->CurrentRenderer->RemoveActor(this->LineActor);
this->CurrentRenderer->RemoveActor(this->ConeActor);
this->CurrentRenderer->RemoveActor(this->LineActor2);
this->CurrentRenderer->RemoveActor(this->ConeActor2);
this->CurrentHandle = NULL;
this->InvokeEvent(vtkCommand::DisableEvent,NULL);
this->SetCurrentRenderer(NULL);
}
this->Interactor->Render();
}
void vtkPlaneWidget::ProcessEvents(vtkObject* vtkNotUsed(object),
unsigned long event,
void* clientdata,
void* vtkNotUsed(calldata))
{
vtkPlaneWidget* self = reinterpret_cast<vtkPlaneWidget *>( clientdata );
//okay, let's do the right thing
switch(event)
{
case vtkCommand::LeftButtonPressEvent:
self->OnLeftButtonDown();
break;
case vtkCommand::LeftButtonReleaseEvent:
self->OnLeftButtonUp();
break;
case vtkCommand::MiddleButtonPressEvent:
self->OnMiddleButtonDown();
break;
case vtkCommand::MiddleButtonReleaseEvent:
self->OnMiddleButtonUp();
break;
case vtkCommand::RightButtonPressEvent:
self->OnRightButtonDown();
break;
case vtkCommand::RightButtonReleaseEvent:
self->OnRightButtonUp();
break;
case vtkCommand::MouseMoveEvent:
self->OnMouseMove();
break;
}
}
void vtkPlaneWidget::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
if ( this->HandleProperty )
{
os << indent << "Handle Property: " << this->HandleProperty << "\n";
}
else
{
os << indent << "Handle Property: (none)\n";
}
if ( this->SelectedHandleProperty )
{
os << indent << "Selected Handle Property: "
<< this->SelectedHandleProperty << "\n";
}
else
{
os << indent << "SelectedHandle Property: (none)\n";
}
if ( this->PlaneProperty )
{
os << indent << "Plane Property: " << this->PlaneProperty << "\n";
}
else
{
os << indent << "Plane Property: (none)\n";
}
if ( this->SelectedPlaneProperty )
{
os << indent << "Selected Plane Property: "
<< this->SelectedPlaneProperty << "\n";
}
else
{
os << indent << "Selected Plane Property: (none)\n";
}
os << indent << "Plane Representation: ";
if ( this->Representation == VTK_PLANE_WIREFRAME )
{
os << "Wireframe\n";
}
else if ( this->Representation == VTK_PLANE_SURFACE )
{
os << "Surface\n";
}
else //( this->Representation == VTK_PLANE_OUTLINE )
{
os << "Outline\n";
}
os << indent << "Normal To X Axis: "
<< (this->NormalToXAxis ? "On" : "Off") << "\n";
os << indent << "Normal To Y Axis: "
<< (this->NormalToYAxis ? "On" : "Off") << "\n";
os << indent << "Normal To Z Axis: "
<< (this->NormalToZAxis ? "On" : "Off") << "\n";
int res = this->PlaneSource->GetXResolution();
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
os << indent << "Resolution: " << res << "\n";
os << indent << "Origin: (" << o[0] << ", "
<< o[1] << ", "
<< o[2] << ")\n";
os << indent << "Point 1: (" << pt1[0] << ", "
<< pt1[1] << ", "
<< pt1[2] << ")\n";
os << indent << "Point 2: (" << pt2[0] << ", "
<< pt2[1] << ", "
<< pt2[2] << ")\n";
}
void vtkPlaneWidget::PositionHandles()
{
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
this->HandleGeometry[0]->SetCenter(o);
this->HandleGeometry[1]->SetCenter(pt1);
this->HandleGeometry[2]->SetCenter(pt2);
double x[3];
x[0] = pt1[0] + pt2[0] - o[0];
x[1] = pt1[1] + pt2[1] - o[1];
x[2] = pt1[2] + pt2[2] - o[2];
this->HandleGeometry[3]->SetCenter(x); //far corner
// set up the outline
if ( this->Representation == VTK_PLANE_OUTLINE )
{
this->PlaneOutline->GetPoints()->SetPoint(0,o);
this->PlaneOutline->GetPoints()->SetPoint(1,pt1);
this->PlaneOutline->GetPoints()->SetPoint(2,x);
this->PlaneOutline->GetPoints()->SetPoint(3,pt2);
this->PlaneOutline->Modified();
}
this->SelectRepresentation();
// Create the normal vector
double center[3];
this->PlaneSource->GetCenter(center);
this->LineSource->SetPoint1(center);
this->LineSource2->SetPoint1(center);
double p2[3];
this->PlaneSource->GetNormal(this->Normal);
vtkMath::Normalize(this->Normal);
double d = sqrt(
vtkMath::Distance2BetweenPoints(
this->PlaneSource->GetPoint1(),this->PlaneSource->GetPoint2()) );
p2[0] = center[0] + 0.35 * d * this->Normal[0];
p2[1] = center[1] + 0.35 * d * this->Normal[1];
p2[2] = center[2] + 0.35 * d * this->Normal[2];
this->LineSource->SetPoint2(p2);
this->ConeSource->SetCenter(p2);
this->ConeSource->SetDirection(this->Normal);
p2[0] = center[0] - 0.35 * d * this->Normal[0];
p2[1] = center[1] - 0.35 * d * this->Normal[1];
p2[2] = center[2] - 0.35 * d * this->Normal[2];
this->LineSource2->SetPoint2(p2);
this->ConeSource2->SetCenter(p2);
this->ConeSource2->SetDirection(this->Normal);
}
int vtkPlaneWidget::HighlightHandle(vtkProp *prop)
{
// first unhighlight anything picked
if ( this->CurrentHandle )
{
this->CurrentHandle->SetProperty(this->HandleProperty);
}
this->CurrentHandle = static_cast<vtkActor *>(prop);
if ( this->CurrentHandle )
{
this->ValidPick = 1;
this->HandlePicker->GetPickPosition(this->LastPickPosition);
this->CurrentHandle->SetProperty(this->SelectedHandleProperty);
for (int i=0; i<4; i++) //find handle
{
if ( this->CurrentHandle == this->Handle[i] )
{
return i;
}
}
}
return -1;
}
void vtkPlaneWidget::HighlightNormal(int highlight)
{
if ( highlight )
{
this->ValidPick = 1;
this->PlanePicker->GetPickPosition(this->LastPickPosition);
this->LineActor->SetProperty(this->SelectedHandleProperty);
this->ConeActor->SetProperty(this->SelectedHandleProperty);
this->LineActor2->SetProperty(this->SelectedHandleProperty);
this->ConeActor2->SetProperty(this->SelectedHandleProperty);
}
else
{
this->LineActor->SetProperty(this->HandleProperty);
this->ConeActor->SetProperty(this->HandleProperty);
this->LineActor2->SetProperty(this->HandleProperty);
this->ConeActor2->SetProperty(this->HandleProperty);
}
}
void vtkPlaneWidget::HighlightPlane(int highlight)
{
if ( highlight )
{
this->ValidPick = 1;
this->PlanePicker->GetPickPosition(this->LastPickPosition);
this->PlaneActor->SetProperty(this->SelectedPlaneProperty);
}
else
{
this->PlaneActor->SetProperty(this->PlaneProperty);
}
}
void vtkPlaneWidget::OnLeftButtonDown()
{
int X = this->Interactor->GetEventPosition()[0];
int Y = this->Interactor->GetEventPosition()[1];
// Okay, make sure that the pick is in the current renderer
if (!this->CurrentRenderer || !this->CurrentRenderer->IsInViewport(X, Y))
{
this->State = vtkPlaneWidget::Outside;
return;
}
// Okay, we can process this. Try to pick handles first;
// if no handles picked, then try to pick the plane.
vtkAssemblyPath *path;
this->HandlePicker->Pick(X,Y,0.0,this->CurrentRenderer);
path = this->HandlePicker->GetPath();
if ( path != NULL )
{
this->State = vtkPlaneWidget::Moving;
this->HighlightHandle(path->GetFirstNode()->GetViewProp());
}
else
{
this->PlanePicker->Pick(X,Y,0.0,this->CurrentRenderer);
path = this->PlanePicker->GetPath();
if ( path != NULL )
{
vtkProp *prop = path->GetFirstNode()->GetViewProp();
if ( prop == this->ConeActor || prop == this->LineActor ||
prop == this->ConeActor2 || prop == this->LineActor2 )
{
this->State = vtkPlaneWidget::Rotating;
this->HighlightNormal(1);
}
else if (this->Interactor->GetControlKey())
{
this->State = vtkPlaneWidget::Spinning;
this->HighlightNormal(1);
}
else
{
this->State = vtkPlaneWidget::Moving;
this->HighlightPlane(1);
}
}
else
{
this->State = vtkPlaneWidget::Outside;
this->HighlightHandle(NULL);
return;
}
}
this->EventCallbackCommand->SetAbortFlag(1);
this->StartInteraction();
this->InvokeEvent(vtkCommand::StartInteractionEvent,NULL);
this->Interactor->Render();
}
void vtkPlaneWidget::OnLeftButtonUp()
{
if ( this->State == vtkPlaneWidget::Outside ||
this->State == vtkPlaneWidget::Start )
{
return;
}
this->State = vtkPlaneWidget::Start;
this->HighlightHandle(NULL);
this->HighlightPlane(0);
this->HighlightNormal(0);
this->SizeHandles();
this->EventCallbackCommand->SetAbortFlag(1);
this->EndInteraction();
this->InvokeEvent(vtkCommand::EndInteractionEvent,NULL);
this->Interactor->Render();
}
void vtkPlaneWidget::OnMiddleButtonDown()
{
int X = this->Interactor->GetEventPosition()[0];
int Y = this->Interactor->GetEventPosition()[1];
// Okay, make sure that the pick is in the current renderer
if (!this->CurrentRenderer || !this->CurrentRenderer->IsInViewport(X, Y))
{
this->State = vtkPlaneWidget::Outside;
return;
}
// Okay, we can process this. If anything is picked, then we
// can start pushing the plane.
vtkAssemblyPath *path;
this->HandlePicker->Pick(X,Y,0.0,this->CurrentRenderer);
path = this->HandlePicker->GetPath();
if ( path != NULL )
{
this->State = vtkPlaneWidget::Pushing;
this->HighlightPlane(1);
this->HighlightNormal(1);
this->HighlightHandle(path->GetFirstNode()->GetViewProp());
}
else
{
this->PlanePicker->Pick(X,Y,0.0,this->CurrentRenderer);
path = this->PlanePicker->GetPath();
if ( path == NULL ) //nothing picked
{
this->State = vtkPlaneWidget::Outside;
return;
}
else
{
this->State = vtkPlaneWidget::Pushing;
this->HighlightNormal(1);
this->HighlightPlane(1);
}
}
this->EventCallbackCommand->SetAbortFlag(1);
this->StartInteraction();
this->InvokeEvent(vtkCommand::StartInteractionEvent,NULL);
this->Interactor->Render();
}
void vtkPlaneWidget::OnMiddleButtonUp()
{
if ( this->State == vtkPlaneWidget::Outside ||
this->State == vtkPlaneWidget::Start )
{
return;
}
this->State = vtkPlaneWidget::Start;
this->HighlightPlane(0);
this->HighlightNormal(0);
this->HighlightHandle(NULL);
this->SizeHandles();
this->EventCallbackCommand->SetAbortFlag(1);
this->EndInteraction();
this->InvokeEvent(vtkCommand::EndInteractionEvent,NULL);
this->Interactor->Render();
}
void vtkPlaneWidget::OnRightButtonDown()
{
int X = this->Interactor->GetEventPosition()[0];
int Y = this->Interactor->GetEventPosition()[1];
// Okay, make sure that the pick is in the current renderer
if (!this->CurrentRenderer || !this->CurrentRenderer->IsInViewport(X, Y))
{
this->State = vtkPlaneWidget::Outside;
return;
}
// Okay, we can process this. Try to pick handles first;
// if no handles picked, then pick the bounding box.
vtkAssemblyPath *path;
this->HandlePicker->Pick(X,Y,0.0,this->CurrentRenderer);
path = this->HandlePicker->GetPath();
if ( path != NULL )
{
this->State = vtkPlaneWidget::Scaling;
this->HighlightPlane(1);
this->HighlightHandle(path->GetFirstNode()->GetViewProp());
}
else //see if we picked the plane or a normal
{
this->PlanePicker->Pick(X,Y,0.0,this->CurrentRenderer);
path = this->PlanePicker->GetPath();
if ( path == NULL )
{
this->State = vtkPlaneWidget::Outside;
return;
}
else
{
this->State = vtkPlaneWidget::Scaling;
this->HighlightPlane(1);
}
}
this->EventCallbackCommand->SetAbortFlag(1);
this->StartInteraction();
this->InvokeEvent(vtkCommand::StartInteractionEvent,NULL);
this->Interactor->Render();
}
void vtkPlaneWidget::OnRightButtonUp()
{
if ( this->State == vtkPlaneWidget::Outside ||
this->State == vtkPlaneWidget::Start )
{
return;
}
this->State = vtkPlaneWidget::Start;
this->HighlightPlane(0);
this->SizeHandles();
this->EventCallbackCommand->SetAbortFlag(1);
this->EndInteraction();
this->InvokeEvent(vtkCommand::EndInteractionEvent,NULL);
this->Interactor->Render();
}
void vtkPlaneWidget::OnMouseMove()
{
// See whether we're active
if ( this->State == vtkPlaneWidget::Outside ||
this->State == vtkPlaneWidget::Start )
{
return;
}
int X = this->Interactor->GetEventPosition()[0];
int Y = this->Interactor->GetEventPosition()[1];
// Do different things depending on state
// Calculations everybody does
double focalPoint[4], pickPoint[4], prevPickPoint[4];
double z, vpn[3];
vtkCamera *camera = this->CurrentRenderer->GetActiveCamera();
if ( !camera )
{
return;
}
// Compute the two points defining the motion vector
this->ComputeWorldToDisplay(this->LastPickPosition[0],
this->LastPickPosition[1],
this->LastPickPosition[2], focalPoint);
z = focalPoint[2];
this->ComputeDisplayToWorld(
double(this->Interactor->GetLastEventPosition()[0]),
double(this->Interactor->GetLastEventPosition()[1]),
z, prevPickPoint);
this->ComputeDisplayToWorld(double(X), double(Y), z, pickPoint);
// Process the motion
if ( this->State == vtkPlaneWidget::Moving )
{
// Okay to process
if ( this->CurrentHandle )
{
if ( this->CurrentHandle == this->Handle[0] )
{
this->MoveOrigin(prevPickPoint, pickPoint);
}
else if ( this->CurrentHandle == this->Handle[1] )
{
this->MovePoint1(prevPickPoint, pickPoint);
}
else if ( this->CurrentHandle == this->Handle[2] )
{
this->MovePoint2(prevPickPoint, pickPoint);
}
else if ( this->CurrentHandle == this->Handle[3] )
{
this->MovePoint3(prevPickPoint, pickPoint);
}
}
else //must be moving the plane
{
this->Translate(prevPickPoint, pickPoint);
}
}
else if ( this->State == vtkPlaneWidget::Scaling )
{
this->Scale(prevPickPoint, pickPoint, X, Y);
}
else if ( this->State == vtkPlaneWidget::Pushing )
{
this->Push(prevPickPoint, pickPoint);
}
else if ( this->State == vtkPlaneWidget::Rotating )
{
camera->GetViewPlaneNormal(vpn);
this->Rotate(X, Y, prevPickPoint, pickPoint, vpn);
}
else if ( this->State == vtkPlaneWidget::Spinning )
{
this->Spin(prevPickPoint, pickPoint);
}
// Interact, if desired
this->EventCallbackCommand->SetAbortFlag(1);
this->InvokeEvent(vtkCommand::InteractionEvent,NULL);
this->Interactor->Render();
}
void vtkPlaneWidget::MoveOrigin(double *p1, double *p2)
{
//Get the plane definition
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
//Get the vector of motion
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
// The point opposite the origin (pt3) stays fixed
double pt3[3];
pt3[0] = o[0] + (pt1[0] - o[0]) + (pt2[0] - o[0]);
pt3[1] = o[1] + (pt1[1] - o[1]) + (pt2[1] - o[1]);
pt3[2] = o[2] + (pt1[2] - o[2]) + (pt2[2] - o[2]);
// Define vectors from point pt3
double p13[3], p23[3];
p13[0] = pt1[0] - pt3[0];
p13[1] = pt1[1] - pt3[1];
p13[2] = pt1[2] - pt3[2];
p23[0] = pt2[0] - pt3[0];
p23[1] = pt2[1] - pt3[1];
p23[2] = pt2[2] - pt3[2];
double vN = vtkMath::Norm(v);
double n13 = vtkMath::Norm(p13);
double n23 = vtkMath::Norm(p23);
// Project v onto these vector to determine the amount of motion
// Scale it by the relative size of the motion to the vector length
double d1 = (vN/n13) * vtkMath::Dot(v,p13) / (vN*n13);
double d2 = (vN/n23) * vtkMath::Dot(v,p23) / (vN*n23);
double point1[3], point2[3], origin[3];
for (int i=0; i<3; i++)
{
point1[i] = pt3[i] + (1.0+d1)*p13[i];
point2[i] = pt3[i] + (1.0+d2)*p23[i];
origin[i] = pt3[i] + (1.0+d1)*p13[i] + (1.0+d2)*p23[i];
}
this->PlaneSource->SetOrigin(origin);
this->PlaneSource->SetPoint1(point1);
this->PlaneSource->SetPoint2(point2);
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::MovePoint1(double *p1, double *p2)
{
//Get the plane definition
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
//Get the vector of motion
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
// Need the point opposite the origin (pt3)
double pt3[3];
pt3[0] = o[0] + (pt1[0] - o[0]) + (pt2[0] - o[0]);
pt3[1] = o[1] + (pt1[1] - o[1]) + (pt2[1] - o[1]);
pt3[2] = o[2] + (pt1[2] - o[2]) + (pt2[2] - o[2]);
// Define vectors from point pt2
double p32[3], p02[3];
p02[0] = o[0] - pt2[0];
p02[1] = o[1] - pt2[1];
p02[2] = o[2] - pt2[2];
p32[0] = pt3[0] - pt2[0];
p32[1] = pt3[1] - pt2[1];
p32[2] = pt3[2] - pt2[2];
double vN = vtkMath::Norm(v);
double n02 = vtkMath::Norm(p02);
double n32 = vtkMath::Norm(p32);
// Project v onto these vector to determine the amount of motion
// Scale it by the relative size of the motion to the vector length
double d1 = (vN/n02) * vtkMath::Dot(v,p02) / (vN*n02);
double d2 = (vN/n32) * vtkMath::Dot(v,p32) / (vN*n32);
double point1[3], origin[3];
for (int i=0; i<3; i++)
{
origin[i] = pt2[i] + (1.0+d1)*p02[i];
point1[i] = pt2[i] + (1.0+d1)*p02[i] + (1.0+d2)*p32[i];
}
this->PlaneSource->SetOrigin(origin);
this->PlaneSource->SetPoint1(point1);
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::MovePoint2(double *p1, double *p2)
{
//Get the plane definition
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
//Get the vector of motion
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
// The point opposite point2 (pt1) stays fixed
double pt3[3];
pt3[0] = o[0] + (pt1[0] - o[0]) + (pt2[0] - o[0]);
pt3[1] = o[1] + (pt1[1] - o[1]) + (pt2[1] - o[1]);
pt3[2] = o[2] + (pt1[2] - o[2]) + (pt2[2] - o[2]);
// Define vectors from point pt1
double p01[3], p31[3];
p31[0] = pt3[0] - pt1[0];
p31[1] = pt3[1] - pt1[1];
p31[2] = pt3[2] - pt1[2];
p01[0] = o[0] - pt1[0];
p01[1] = o[1] - pt1[1];
p01[2] = o[2] - pt1[2];
double vN = vtkMath::Norm(v);
double n31 = vtkMath::Norm(p31);
double n01 = vtkMath::Norm(p01);
// Project v onto these vector to determine the amount of motion
// Scale it by the relative size of the motion to the vector length
double d1 = (vN/n31) * vtkMath::Dot(v,p31) / (vN*n31);
double d2 = (vN/n01) * vtkMath::Dot(v,p01) / (vN*n01);
double point2[3], origin[3];
for (int i=0; i<3; i++)
{
point2[i] = pt1[i] + (1.0+d1)*p31[i] + (1.0+d2)*p01[i];
origin[i] = pt1[i] + (1.0+d2)*p01[i];
}
this->PlaneSource->SetOrigin(origin);
this->PlaneSource->SetPoint2(point2);
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::MovePoint3(double *p1, double *p2)
{
//Get the plane definition
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
//Get the vector of motion
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
// Define vectors from point pt3
double p10[3], p20[3];
p10[0] = pt1[0] - o[0];
p10[1] = pt1[1] - o[1];
p10[2] = pt1[2] - o[2];
p20[0] = pt2[0] - o[0];
p20[1] = pt2[1] - o[1];
p20[2] = pt2[2] - o[2];
double vN = vtkMath::Norm(v);
double n10 = vtkMath::Norm(p10);
double n20 = vtkMath::Norm(p20);
// Project v onto these vector to determine the amount of motion
// Scale it by the relative size of the motion to the vector length
double d1 = (vN/n10) * vtkMath::Dot(v,p10) / (vN*n10);
double d2 = (vN/n20) * vtkMath::Dot(v,p20) / (vN*n20);
double point1[3], point2[3];
for (int i=0; i<3; i++)
{
point1[i] = o[i] + (1.0+d1)*p10[i];
point2[i] = o[i] + (1.0+d2)*p20[i];
}
this->PlaneSource->SetPoint1(point1);
this->PlaneSource->SetPoint2(point2);
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::Rotate(int X, int Y, double *p1, double *p2, double *vpn)
{
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
double *center = this->PlaneSource->GetCenter();
double v[3]; //vector of motion
double axis[3]; //axis of rotation
double theta; //rotation angle
// mouse motion vector in world space
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
// Create axis of rotation and angle of rotation
vtkMath::Cross(vpn,v,axis);
if ( vtkMath::Normalize(axis) == 0.0 )
{
return;
}
int *size = this->CurrentRenderer->GetSize();
double l2 =
(X-this->Interactor->GetLastEventPosition()[0])*
(X-this->Interactor->GetLastEventPosition()[0]) +
(Y-this->Interactor->GetLastEventPosition()[1])*
(Y-this->Interactor->GetLastEventPosition()[1]);
theta = 360.0 * sqrt(l2/(size[0]*size[0]+size[1]*size[1]));
//Manipulate the transform to reflect the rotation
this->Transform->Identity();
this->Transform->Translate(center[0],center[1],center[2]);
this->Transform->RotateWXYZ(theta,axis);
this->Transform->Translate(-center[0],-center[1],-center[2]);
//Set the corners
double oNew[3], pt1New[3], pt2New[3];
this->Transform->TransformPoint(o,oNew);
this->Transform->TransformPoint(pt1,pt1New);
this->Transform->TransformPoint(pt2,pt2New);
this->PlaneSource->SetOrigin(oNew);
this->PlaneSource->SetPoint1(pt1New);
this->PlaneSource->SetPoint2(pt2New);
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::Spin(double *p1, double *p2)
{
// Mouse motion vector in world space
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
double* normal = this->PlaneSource->GetNormal();
// Axis of rotation
double axis[3] = { normal[0], normal[1], normal[2] };
vtkMath::Normalize(axis);
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
double *center = this->PlaneSource->GetCenter();
// Radius vector (from center to cursor position)
double rv[3] = {p2[0] - center[0],
p2[1] - center[1],
p2[2] - center[2]};
// Distance between center and cursor location
double rs = vtkMath::Normalize(rv);
// Spin direction
double ax_cross_rv[3];
vtkMath::Cross(axis,rv,ax_cross_rv);
// Spin angle
double theta = vtkMath::DegreesFromRadians( vtkMath::Dot( v, ax_cross_rv ) / rs );
// Manipulate the transform to reflect the rotation
this->Transform->Identity();
this->Transform->Translate(center[0],center[1],center[2]);
this->Transform->RotateWXYZ(theta,axis);
this->Transform->Translate(-center[0],-center[1],-center[2]);
//Set the corners
double oNew[3], pt1New[3], pt2New[3];
this->Transform->TransformPoint(o,oNew);
this->Transform->TransformPoint(pt1,pt1New);
this->Transform->TransformPoint(pt2,pt2New);
this->PlaneSource->SetOrigin(oNew);
this->PlaneSource->SetPoint1(pt1New);
this->PlaneSource->SetPoint2(pt2New);
this->PlaneSource->Update();
this->PositionHandles();
}
// Loop through all points and translate them
void vtkPlaneWidget::Translate(double *p1, double *p2)
{
//Get the motion vector
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
//int res = this->PlaneSource->GetXResolution();
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
double origin[3], point1[3], point2[3];
for (int i=0; i<3; i++)
{
origin[i] = o[i] + v[i];
point1[i] = pt1[i] + v[i];
point2[i] = pt2[i] + v[i];
}
this->PlaneSource->SetOrigin(origin);
this->PlaneSource->SetPoint1(point1);
this->PlaneSource->SetPoint2(point2);
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::Scale(double *p1, double *p2, int vtkNotUsed(X), int Y)
{
//Get the motion vector
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
//int res = this->PlaneSource->GetXResolution();
double *o = this->PlaneSource->GetOrigin();
double *pt1 = this->PlaneSource->GetPoint1();
double *pt2 = this->PlaneSource->GetPoint2();
double center[3];
center[0] = 0.5 * ( pt1[0] + pt2[0] );
center[1] = 0.5 * ( pt1[1] + pt2[1] );
center[2] = 0.5 * ( pt1[2] + pt2[2] );
// Compute the scale factor
double sf =
vtkMath::Norm(v) / sqrt(vtkMath::Distance2BetweenPoints(pt1,pt2));
if ( Y > this->Interactor->GetLastEventPosition()[1] )
{
sf = 1.0 + sf;
}
else
{
sf = 1.0 - sf;
}
// Move the corner points
double origin[3], point1[3], point2[3];
for (int i=0; i<3; i++)
{
origin[i] = sf * (o[i] - center[i]) + center[i];
point1[i] = sf * (pt1[i] - center[i]) + center[i];
point2[i] = sf * (pt2[i] - center[i]) + center[i];
}
this->PlaneSource->SetOrigin(origin);
this->PlaneSource->SetPoint1(point1);
this->PlaneSource->SetPoint2(point2);
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::Push(double *p1, double *p2)
{
//Get the motion vector
double v[3];
v[0] = p2[0] - p1[0];
v[1] = p2[1] - p1[1];
v[2] = p2[2] - p1[2];
this->PlaneSource->Push( vtkMath::Dot(v,this->Normal) );
this->PlaneSource->Update();
this->PositionHandles();
}
void vtkPlaneWidget::CreateDefaultProperties()
{
// Handle properties
this->HandleProperty = vtkProperty::New();
this->HandleProperty->SetColor(1,1,1);
this->SelectedHandleProperty = vtkProperty::New();
this->SelectedHandleProperty->SetColor(1,0,0);
// Plane properties
this->PlaneProperty = vtkProperty::New();
this->PlaneProperty->SetAmbient(1.0);
this->PlaneProperty->SetAmbientColor(1.0,1.0,1.0);
this->SelectedPlaneProperty = vtkProperty::New();
this->SelectRepresentation();
this->SelectedPlaneProperty->SetAmbient(1.0);
this->SelectedPlaneProperty->SetAmbientColor(0.0,1.0,0.0);
}
void vtkPlaneWidget::PlaceWidget(double bds[6])
{
int i;
double bounds[6], center[3];
this->AdjustBounds(bds, bounds, center);
if (this->Input || this->Prop3D)
{
if ( this->NormalToYAxis )
{
this->PlaneSource->SetOrigin(bounds[0],center[1],bounds[4]);
this->PlaneSource->SetPoint1(bounds[1],center[1],bounds[4]);
this->PlaneSource->SetPoint2(bounds[0],center[1],bounds[5]);
}
else if ( this->NormalToZAxis )
{
this->PlaneSource->SetOrigin(bounds[0],bounds[2],center[2]);
this->PlaneSource->SetPoint1(bounds[1],bounds[2],center[2]);
this->PlaneSource->SetPoint2(bounds[0],bounds[3],center[2]);
}
else //default or x-normal
{
this->PlaneSource->SetOrigin(center[0],bounds[2],bounds[4]);
this->PlaneSource->SetPoint1(center[0],bounds[3],bounds[4]);
this->PlaneSource->SetPoint2(center[0],bounds[2],bounds[5]);
}
}
this->PlaneSource->Update();
// Position the handles at the end of the planes
this->PositionHandles();
for (i=0; i<6; i++)
{
this->InitialBounds[i] = bounds[i];
}
if (this->Input || this->Prop3D)
{
this->InitialLength = sqrt((bounds[1]-bounds[0])*(bounds[1]-bounds[0]) +
(bounds[3]-bounds[2])*(bounds[3]-bounds[2]) +
(bounds[5]-bounds[4])*(bounds[5]-bounds[4]));
}
else
{
// this means we have to make use of the PolyDataSource, so
// we just calculate the magnitude of the longest diagonal on
// the plane and use that as InitialLength
double origin[3], point1[3], point2[3];
this->PlaneSource->GetOrigin(origin);
this->PlaneSource->GetPoint1(point1);
this->PlaneSource->GetPoint2(point2);
double sqr1 = 0, sqr2 = 0;
for (i = 0; i < 3; i++)
{
sqr1 += (point1[i] - origin[i]) * (point1[i] - origin[i]);
sqr2 += (point2[i] - origin[i]) * (point2[i] - origin[i]);
}
this->InitialLength = sqrt(sqr1 + sqr2);
}
// Set the radius on the sphere handles
this->SizeHandles();
}
void vtkPlaneWidget::SizeHandles()
{
double radius = this->vtk3DWidget::SizeHandles(this->HandleSizeFactor);
if (this->ValidPick && !this->LastPickValid)
{
// Adjust factor to preserve old radius.
double oldradius = this->HandleGeometry[0]->GetRadius();
if (oldradius != 0 && radius != 0)
{
this->HandleSizeFactor = oldradius / radius;
radius = oldradius;
}
}
this->LastPickValid = this->ValidPick;
for(int i=0; i<4; i++)
{
this->HandleGeometry[i]->SetRadius(radius);
}
// Set the height and radius of the cone
this->ConeSource->SetHeight(2.0*radius);
this->ConeSource->SetRadius(radius);
this->ConeSource2->SetHeight(2.0*radius);
this->ConeSource2->SetRadius(radius);
}
void vtkPlaneWidget::SelectRepresentation()
{
if ( ! this->CurrentRenderer )
{
return;
}
if ( this->Representation == VTK_PLANE_OFF )
{
this->CurrentRenderer->RemoveActor(this->PlaneActor);
}
else if ( this->Representation == VTK_PLANE_OUTLINE )
{
this->CurrentRenderer->RemoveActor(this->PlaneActor);
this->CurrentRenderer->AddActor(this->PlaneActor);
this->PlaneMapper->SetInput( this->PlaneOutline );
this->PlaneActor->GetProperty()->SetRepresentationToWireframe();
}
else if ( this->Representation == VTK_PLANE_SURFACE )
{
this->CurrentRenderer->RemoveActor(this->PlaneActor);
this->CurrentRenderer->AddActor(this->PlaneActor);
this->PlaneMapper->SetInput( this->PlaneSource->GetOutput() );
this->PlaneActor->GetProperty()->SetRepresentationToSurface();
}
else //( this->Representation == VTK_PLANE_WIREFRAME )
{
this->CurrentRenderer->RemoveActor(this->PlaneActor);
this->CurrentRenderer->AddActor(this->PlaneActor);
this->PlaneMapper->SetInput( this->PlaneSource->GetOutput() );
this->PlaneActor->GetProperty()->SetRepresentationToWireframe();
}
}
// Description:
// Set/Get the resolution (number of subdivisions) of the plane.
void vtkPlaneWidget::SetResolution(int r)
{
this->PlaneSource->SetXResolution(r);
this->PlaneSource->SetYResolution(r);
}
int vtkPlaneWidget::GetResolution()
{
return this->PlaneSource->GetXResolution();
}
// Description:
// Set/Get the origin of the plane.
void vtkPlaneWidget::SetOrigin(double x, double y, double z)
{
this->PlaneSource->SetOrigin(x,y,z);
this->PositionHandles();
}
void vtkPlaneWidget::SetOrigin(double x[3])
{
this->SetOrigin(x[0], x[1], x[2]);
}
double* vtkPlaneWidget::GetOrigin()
{
return this->PlaneSource->GetOrigin();
}
void vtkPlaneWidget::GetOrigin(double xyz[3])
{
this->PlaneSource->GetOrigin(xyz);
}
// Description:
// Set/Get the position of the point defining the first axis of the plane.
void vtkPlaneWidget::SetPoint1(double x, double y, double z)
{
this->PlaneSource->SetPoint1(x,y,z);
this->PositionHandles();
}
void vtkPlaneWidget::SetPoint1(double x[3])
{
this->SetPoint1(x[0], x[1], x[2]);
}
double* vtkPlaneWidget::GetPoint1()
{
return this->PlaneSource->GetPoint1();
}
void vtkPlaneWidget::GetPoint1(double xyz[3])
{
this->PlaneSource->GetPoint1(xyz);
}
// Description:
// Set/Get the position of the point defining the second axis of the plane.
void vtkPlaneWidget::SetPoint2(double x, double y, double z)
{
this->PlaneSource->SetPoint2(x,y,z);
this->PositionHandles();
}
void vtkPlaneWidget::SetPoint2(double x[3])
{
this->SetPoint2(x[0], x[1], x[2]);
}
double* vtkPlaneWidget::GetPoint2()
{
return this->PlaneSource->GetPoint2();
}
void vtkPlaneWidget::GetPoint2(double xyz[3])
{
this->PlaneSource->GetPoint2(xyz);
}
// Description:
// Set the center of the plane.
void vtkPlaneWidget::SetCenter(double x, double y, double z)
{
this->PlaneSource->SetCenter(x, y, z);
this->PositionHandles();
}
// Description:
// Set the center of the plane.
void vtkPlaneWidget::SetCenter(double c[3])
{
this->SetCenter(c[0], c[1], c[2]);
}
// Description:
// Get the center of the plane.
double* vtkPlaneWidget::GetCenter()
{
return this->PlaneSource->GetCenter();
}
void vtkPlaneWidget::GetCenter(double xyz[3])
{
this->PlaneSource->GetCenter(xyz);
}
// Description:
// Set the normal to the plane.
void vtkPlaneWidget::SetNormal(double x, double y, double z)
{
this->PlaneSource->SetNormal(x, y, z);
this->PositionHandles();
}
// Description:
// Set the normal to the plane.
void vtkPlaneWidget::SetNormal(double n[3])
{
this->SetNormal(n[0], n[1], n[2]);
}
// Description:
// Get the normal to the plane.
double* vtkPlaneWidget::GetNormal()
{
return this->PlaneSource->GetNormal();
}
void vtkPlaneWidget::GetNormal(double xyz[3])
{
this->PlaneSource->GetNormal(xyz);
}
void vtkPlaneWidget::GetPolyData(vtkPolyData *pd)
{
pd->ShallowCopy(this->PlaneSource->GetOutput());
}
vtkPolyDataAlgorithm *vtkPlaneWidget::GetPolyDataAlgorithm()
{
return this->PlaneSource;
}
void vtkPlaneWidget::GetPlane(vtkPlane *plane)
{
if ( plane == NULL )
{
return;
}
plane->SetNormal(this->GetNormal());
plane->SetOrigin(this->GetCenter());
}
void vtkPlaneWidget::UpdatePlacement(void)
{
this->PlaneSource->Update();
this->PositionHandles();
}
Jump to Line
Something went wrong with that request. Please try again.