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92 lines
2.9 KiB
92 lines
2.9 KiB
2 years ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: Cylinder.cxx,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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//
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// This simple example shows how to do basic rendering and pipeline
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// creation using C++.
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//
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#include "vtkCylinderSource.h"
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#include "vtkPolyDataMapper.h"
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#include "vtkActor.h"
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#include "vtkRenderer.h"
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#include "vtkRenderWindow.h"
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#include "vtkRenderWindowInteractor.h"
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#include "vtkProperty.h"
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#include "vtkCamera.h"
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int main()
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{
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// This creates a polygonal cylinder model with eight circumferential facets.
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//
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vtkCylinderSource *cylinder = vtkCylinderSource::New();
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cylinder->SetResolution(8);
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// The mapper is responsible for pushing the geometry into the graphics
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// library. It may also do color mapping, if scalars or other attributes
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// are defined.
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//
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vtkPolyDataMapper *cylinderMapper = vtkPolyDataMapper::New();
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cylinderMapper->SetInputConnection(cylinder->GetOutputPort());
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// The actor is a grouping mechanism: besides the geometry (mapper), it
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// also has a property, transformation matrix, and/or texture map.
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// Here we set its color and rotate it -22.5 degrees.
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vtkActor *cylinderActor = vtkActor::New();
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cylinderActor->SetMapper(cylinderMapper);
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cylinderActor->GetProperty()->SetColor(1.0000, 0.3882, 0.2784);
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cylinderActor->RotateX(30.0);
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cylinderActor->RotateY(-45.0);
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// Create the graphics structure. The renderer renders into the
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// render window. The render window interactor captures mouse events
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// and will perform appropriate camera or actor manipulation
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// depending on the nature of the events.
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//
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vtkRenderer *ren1 = vtkRenderer::New();
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vtkRenderWindow *renWin = vtkRenderWindow::New();
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renWin->AddRenderer(ren1);
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vtkRenderWindowInteractor *iren = vtkRenderWindowInteractor::New();
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iren->SetRenderWindow(renWin);
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// Add the actors to the renderer, set the background and size
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//
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ren1->AddActor(cylinderActor);
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ren1->SetBackground(0.1, 0.2, 0.4);
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renWin->SetSize(200, 200);
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// We'll zoom in a little by accessing the camera and invoking a "Zoom"
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// method on it.
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ren1->ResetCamera();
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ren1->GetActiveCamera()->Zoom(1.5);
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renWin->Render();
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// This starts the event loop and as a side effect causes an initial render.
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iren->Start();
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// Exiting from here, we have to delete all the instances that
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// have been created.
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cylinder->Delete();
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cylinderMapper->Delete();
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cylinderActor->Delete();
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ren1->Delete();
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renWin->Delete();
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iren->Delete();
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return 0;
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}
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