1 /*=========================================================================
3 Module: $RCSfile: bbvtkVolumeRenderer.cxx,v $
5 Date: $Date: 2008/12/16 12:48:10 $
6 Version: $Revision: 1.1 $
7 =========================================================================*/
9 /* ---------------------------------------------------------------------
11 * Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
12 * Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
14 * This software is governed by the CeCILL-B license under French law and
15 * abiding by the rules of distribution of free software. You can use,
16 * modify and/ or redistribute the software under the terms of the CeCILL-B
17 * license as circulated by CEA, CNRS and INRIA at the following URL
18 * http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
19 * or in the file LICENSE.txt.
21 * As a counterpart to the access to the source code and rights to copy,
22 * modify and redistribute granted by the license, users are provided only
23 * with a limited warranty and the software's author, the holder of the
24 * economic rights, and the successive licensors have only limited
27 * The fact that you are presently reading this means that you have had
28 * knowledge of the CeCILL-B license and that you accept its terms.
29 * ------------------------------------------------------------------------ */
41 #include "bbvtkVolumeRenderer.h"
42 #include "bbvtkPackage.h"
48 BBTK_ADD_BLACK_BOX_TO_PACKAGE(vtk,VolumeRenderer)
49 BBTK_BLACK_BOX_IMPLEMENTATION(VolumeRenderer,bbtk::AtomicBlackBox);
55 void VolumeRenderer::bbUserConstructor()
58 bbSetInputColorFunction(0);
59 bbSetInputOpacityFunction(0);
61 void VolumeRenderer::bbUserCopyConstructor(bbtk::BlackBox::Pointer)
66 void VolumeRenderer::Init()
69 // Create the pipeline
70 // mCast = vtkImageShiftScale::New();
71 // mCast->SetOutputScalarTypeToUnsignedChar();
72 // mCast->ClampOverflowOn();
74 // mMIP = vtkVolumeRayCastMIPFunction::New();
75 // mMIP->SetMaximizeMethodToScalarValue();
77 mRayCastFunction = vtkVolumeRayCastCompositeFunction::New();
79 mMapper = vtkVolumeRayCastMapper::New();
80 mMapper->SetVolumeRayCastFunction(mRayCastFunction);
83 mVolume = vtkVolume::New();
84 mVolume->SetMapper(mMapper);
86 // mMapper->ScalarVisibilityOff();
87 // mMapper->ImmediateModeRenderingOn();
89 bbSetOutputOut(mVolume);
92 void VolumeRenderer::bbUserDestructor()
94 mRayCastFunction->Delete();
99 //---------------------------------------------------------------------
101 void VolumeRenderer::Process()
103 bool changed = false;
104 if ( bbGetInputStatus("In") != bbtk::UPTODATE )
106 mMapper->SetInput( bbGetInputIn() );
109 if ( ( bbGetInputStatus("ColorFunction") != bbtk::UPTODATE ) &&
110 ( bbGetInputColorFunction() != 0 ) )
112 mVolume->GetProperty()->SetColor( bbGetInputColorFunction() );
115 if ( ( bbGetInputStatus("OpacityFunction") != bbtk::UPTODATE ) &&
116 ( bbGetInputOpacityFunction() != 0 ) )
118 mVolume->GetProperty()->SetScalarOpacity(bbGetInputOpacityFunction());
122 if (changed) mMapper->Update();