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# Common/vtkHomogeneousTransform.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkHomogeneousTransform.h,v $
    00005   Language:  C++
    00006
    00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen
    00008   All rights reserved.
    00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
    00010
    00011      This software is distributed WITHOUT ANY WARRANTY; without even
    00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
    00013      PURPOSE.  See the above copyright notice for more information.
    00014
    00015 =========================================================================*/
    00040 #ifndef __vtkHomogeneousTransform_h
    00041 #define __vtkHomogeneousTransform_h
    00042
    00043 #include "vtkAbstractTransform.h"
    00044
    00045 class vtkMatrix4x4;
    00046
    00047 class VTK_COMMON_EXPORT vtkHomogeneousTransform : public vtkAbstractTransform
    00048 {
    00049 public:
    00050
    00051   vtkTypeRevisionMacro(vtkHomogeneousTransform,vtkAbstractTransform);
    00052   void PrintSelf(ostream& os, vtkIndent indent);
    00053
    00056   void TransformPoints(vtkPoints *inPts, vtkPoints *outPts);
    00057
    00059
    00061   virtual void TransformPointsNormalsVectors(vtkPoints *inPts,
    00062                                              vtkPoints *outPts,
    00063                                              vtkDataArray *inNms,
    00064                                              vtkDataArray *outNms,
    00065                                              vtkDataArray *inVrs,
    00066                                              vtkDataArray *outVrs);
    00068
    00071   void GetMatrix(vtkMatrix4x4 *m);
    00072
    00077   vtkMatrix4x4 *GetMatrix() { this->Update(); return this->Matrix; };
    00078
    00080
    00082   vtkHomogeneousTransform *GetHomogeneousInverse() {
    00083     return (vtkHomogeneousTransform *)this->GetInverse(); };
    00085
    00087
    00089   void InternalTransformPoint(const float in[3], float out[3]);
    00090   void InternalTransformPoint(const double in[3], double out[3]);
    00092
    00094
    00096   void InternalTransformDerivative(const float in[3], float out[3],
    00097                                    float derivative[3][3]);
    00098   void InternalTransformDerivative(const double in[3], double out[3],
    00099                                    double derivative[3][3]);
    00101
    00102 protected:
    00103   vtkHomogeneousTransform();
    00104   ~vtkHomogeneousTransform();
    00105
    00106   void InternalDeepCopy(vtkAbstractTransform *transform);
    00107
    00108   vtkMatrix4x4 *Matrix;
    00109
    00110 private:
    00111   vtkHomogeneousTransform(const vtkHomogeneousTransform&);  // Not implemented.
    00112   void operator=(const vtkHomogeneousTransform&);  // Not implemented.
    00113 };
    00114
    00115 #endif
    00116
    00117
    00118
    00119
    00120