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135 lines
4.0 KiB
135 lines
4.0 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkVisibilitySort.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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* Copyright 2003 Sandia Corporation.
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* Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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* license for use of this work by or on behalf of the
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* U.S. Government. Redistribution and use in source and binary forms, with
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* or without modification, are permitted provided that this Notice and any
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* statement of authorship are reproduced on all copies.
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*/
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#include "vtkVisibilitySort.h"
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#include "vtkIdList.h"
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#include "vtkDataSet.h"
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#include "vtkMatrix4x4.h"
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#include "vtkCamera.h"
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#include "vtkGarbageCollector.h"
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//-----------------------------------------------------------------------------
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vtkCxxRevisionMacro(vtkVisibilitySort, "$Revision: 1.1 $");
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vtkCxxSetObjectMacro(vtkVisibilitySort, Camera, vtkCamera);
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vtkCxxSetObjectMacro(vtkVisibilitySort, Input, vtkDataSet);
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//-----------------------------------------------------------------------------
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vtkVisibilitySort::vtkVisibilitySort()
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{
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this->ModelTransform = vtkMatrix4x4::New();
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this->ModelTransform->Identity();
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this->InverseModelTransform = vtkMatrix4x4::New();
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this->InverseModelTransform->Identity();
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this->Camera = NULL;
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this->Input = NULL;
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this->Direction = vtkVisibilitySort::BACK_TO_FRONT;
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this->MaxCellsReturned = VTK_LARGE_INTEGER;
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}
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//-----------------------------------------------------------------------------
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vtkVisibilitySort::~vtkVisibilitySort()
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{
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this->ModelTransform->Delete();
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this->InverseModelTransform->Delete();
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this->SetCamera(NULL);
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this->SetInput(NULL);
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}
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//-----------------------------------------------------------------------------
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void vtkVisibilitySort::Register(vtkObjectBase *o)
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{
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this->RegisterInternal(o, 1);
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}
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void vtkVisibilitySort::UnRegister(vtkObjectBase *o)
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{
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this->UnRegisterInternal(o, 1);
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}
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void vtkVisibilitySort::ReportReferences(vtkGarbageCollector *collector)
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{
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this->Superclass::ReportReferences(collector);
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vtkGarbageCollectorReport(collector, this->Input, "Input");
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}
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//-----------------------------------------------------------------------------
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void vtkVisibilitySort::SetModelTransform(vtkMatrix4x4 *mat)
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{
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// Less efficent than vtkMatrix4x4::DeepCopy, but only sets Modified if
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// there is a real change.
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for (int i = 0; i < 4; i++)
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{
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for (int j = 0; j < 4; j++)
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{
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this->ModelTransform->SetElement(i, j, mat->GetElement(i, j));
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}
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}
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if ( this->ModelTransform->GetMTime()
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> this->InverseModelTransform->GetMTime() )
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{
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this->InverseModelTransform->DeepCopy(this->ModelTransform);
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this->InverseModelTransform->Invert();
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}
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}
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//-----------------------------------------------------------------------------
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void vtkVisibilitySort::PrintSelf(ostream &os, vtkIndent indent)
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{
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this->Superclass::PrintSelf(os, indent);
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os << indent << "Input: (" << this->Input << ")" << endl;
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os << indent << "Direction: ";
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switch (this->Direction)
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{
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case vtkVisibilitySort::BACK_TO_FRONT:
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os << "back to front" << endl;
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break;
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case vtkVisibilitySort::FRONT_TO_BACK:
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os << "front to back" << endl;
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break;
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default:
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os << "unknown" << endl;
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break;
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}
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os << indent << "MaxCellsReturned: " << this->MaxCellsReturned << endl;
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os << indent << "ModelTransform:" << endl;
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this->ModelTransform->PrintSelf(os, indent.GetNextIndent());
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os << indent << "InverseModelTransform:" << endl;
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this->InverseModelTransform->PrintSelf(os, indent.GetNextIndent());
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os << indent << "Camera: (" << this->Camera << ")" << endl;
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}
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