[vtkusers] Contents of vtkusers digest Vol 147, Issue 28 vtkPlaneSource from a vtkPlaneWidget

[Luis Vieira]

Worked, Thank you very much Mike.

Luis Vieira, 

Message: 9
Date: Tue, 26 Jul 2016 10:22:36 -0500
From: Mike Chinander <chinander at gmail.com>
To: VTK Users <vtkusers at vtk.org>
Subject: Re: [vtkusers] vtkPlaneSource from a vtkPlaneWidget
Message-ID:
	<CAEb_q0dFyMZ+UBLVv+wLZiqsvv4w1BSO6dhHYs293XC2Z6r0qw at mail.gmail.com>
Content-Type: text/plain; charset="utf-8"

For vtkPlaneSource, you have to set the Origin (you have this commented
out), Point1, and Point2. You shouldn't have to set the PlaneSource's normal
unless you want to change it's orientation as defined by the origin and the
two points.

On Tue, Jul 26, 2016 at 9:52 AM, Luis Vieira <luis.vieira at vektore.com>
wrote:

> Hello vtkusers,
>
>
>
> I am trying to draw a vtkPlaneSource from a vtkPlaneWidget after some 
> user interactions. I had extracted Point1, Point2, Normal and Center 
> from my Widget as well. However, applying against a vtkPlaneSource the 
> result does not reflect the vtkPlaneWidget's definitions chosen by the 
> user. It means, basically size and orientation of the final plane. Many
thanks for any help.
>
>
>
> following my snapshot.
>
>
>
> planeWidget = vtkSmartPointer<vtkPlaneWidget>::New();
>
> planeWidget->SetInteractor(mouseClickCallback->renderWindowInteractor)
> planeWidget->;
>  //iren is vtkRenderWindowInteractor
>
> planeWidget->SetInputConnection(mydataset);
>
> planeWidget->SetPlaceFactor(1.0);
>
> planeWidget->SetHandleSize(0.03);
>
> planeWidget->SetResolution(10);
>
> planeWidget->GetHandleProperty()->SetColor(0, 0.6, 0.1);
>
> planeWidget->GetPlaneProperty()->SetColor(0, 0.3, 1);
>
> planeWidget->GetPlaneProperty()->SetEdgeColor(0, 0.9, 1);
>
> planeWidget->GetPlaneProperty()->SetEdgeVisibility(1);
>
> planeWidget->PlaceWidget();
>
> planeWidget->SetRepresentationToSurface();
>
> planeWidget->GetPolyData(planeW);
>
> planeWidget->AddObserver(vtkCommand::InteractionEvent, 
> planeWidget->mouseClickCallback);
>
> planeWidget->SetNormal(normalVector[0], normalVector[1], 
> planeWidget->normalVector[2]);
> // normal of my target plane
>
> planeWidget->SetCenter(center[0], center[1], center[2]); // origin of 
> planeWidget->my
> target plane
>
> planeWidget->UpdatePlacement();
>
> planeWidget->EnabledOn();
>
>
>
> Callback Interactions
>
>
>
> _plane = vtkPlane::New();
>
> vtkPolyData *polydata = vtkPolyData::New();
>
> vtkSmartPointer<vtkExtractEdges> extractEdges =
>
> vtkSmartPointer<vtkExtractEdges>::New();
>
> planeWidget->GetPlane(_plane);
>
> planeWidget->GetPolyData(polydata);
>
> planeWidget->GetPoint1(Point1);
>
> planeWidget->GetPoint2(Point2);
>
> planeWidget->GetCenter(Center);
>
> extractEdges->SetInputData(0, polydata);
>
> extractEdges->Update();
>
>
>
> vtkSmartPointer<vtkPlane> newPlane = vtkSmartPointer<vtkPlane>::New();
>
> newPlane->SetNormal(planeWidget->GetNormal());
>
> newPlane->SetOrigin(planeWidget->GetOrigin());
>
>
>
> VtkPlaneSource
>
>
>
> vtkSmartPointer<vtkPlaneSource> planeSource =
>
> vtkSmartPointer<vtkPlaneSource>::New();
>
> planeSource->SetPoint1(Point1[0], Point1[1], Point1[2]);//Point1
>
> planeSource->SetPoint2(Point2[0], Point2[1], Point2[2]);//Point2
>
> //planeSource->SetOrigin(newPlane->Origin[0], newPlane->Origin[1],
> newPlane->Origin[2]);//
>
> planeSource->SetCenter(Center[0], Center[1], Center[2]);
>
> planeSource->SetNormal(newPlane->GetNormal()[0], 
> planeSource->newPlane->GetNormal()[1],
> newPlane->GetNormal()[2]);
>
> planeSource->Update();
>
>
>
>
>
> Anybody here knows whats is wrong with my solution? Once, again many 
> thanks for any help.
>
>
>
>
>
> *Luis *
>
>
>
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