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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) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00008 All rights reserved.
00009 
00010 Redistribution and use in source and binary forms, with or without
00011 modification, are permitted provided that the following conditions are met:
00012 
00013  * Redistributions of source code must retain the above copyright notice,
00014    this list of conditions and the following disclaimer.
00015 
00016  * Redistributions in binary form must reproduce the above copyright notice,
00017    this list of conditions and the following disclaimer in the documentation
00018    and/or other materials provided with the distribution.
00019 
00020  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00021    of any contributors may be used to endorse or promote products derived
00022    from this software without specific prior written permission.
00023 
00024  * Modified source versions must be plainly marked as such, and must not be
00025    misrepresented as being the original software.
00026 
00027 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00028 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00029 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00030 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00031 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00032 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00033 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00034 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00035 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00036 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00037 
00038 =========================================================================*/
00053 #ifndef __vtkHomogeneousTransform_h
00054 #define __vtkHomogeneousTransform_h
00055 
00056 #include "vtkAbstractTransform.h"
00057 #include "vtkMatrix4x4.h"
00058 
00059 class VTK_EXPORT vtkHomogeneousTransform : public vtkAbstractTransform
00060 {
00061 public:
00062 
00063   vtkTypeMacro(vtkHomogeneousTransform,vtkAbstractTransform);
00064   void PrintSelf(ostream& os, vtkIndent indent);
00065 
00068   void TransformPoints(vtkPoints *inPts, vtkPoints *outPts);
00069 
00072   void TransformPointsNormalsVectors(vtkPoints *inPts, 
00073                  vtkPoints *outPts, 
00074                  vtkNormals *inNms, 
00075                  vtkNormals *outNms,
00076                  vtkVectors *inVrs, 
00077                  vtkVectors *outVrs);
00078 
00081   void GetMatrix(vtkMatrix4x4 *m);
00082 
00087   vtkMatrix4x4 *GetMatrix() { this->Update(); return this->Matrix; };
00088 
00091   vtkHomogeneousTransform *GetHomogeneousInverse() {
00092     return (vtkHomogeneousTransform *)this->GetInverse(); };
00093 
00096   void InternalTransformPoint(const float in[3], float out[3]);
00097   void InternalTransformPoint(const double in[3], double out[3]);
00098 
00101   void InternalTransformDerivative(const float in[3], float out[3],
00102                float derivative[3][3]);
00103   void InternalTransformDerivative(const double in[3], double out[3],
00104                double derivative[3][3]);
00105 
00106 #ifndef VTK_REMOVE_LEGACY_CODE
00107 
00109   vtkMatrix4x4 *GetMatrixPointer() 
00110     {VTK_LEGACY_METHOD(GetMatrix,"3.2");  return this->GetMatrix(); }
00111 #endif
00112   
00113 protected:
00114   vtkHomogeneousTransform();
00115   ~vtkHomogeneousTransform();
00116   vtkHomogeneousTransform(const vtkHomogeneousTransform&) {};
00117   void operator=(const vtkHomogeneousTransform&) {};
00118 
00119   void InternalDeepCopy(vtkAbstractTransform *transform);
00120 
00121   vtkMatrix4x4 *Matrix;
00122 };
00123 
00124 #endif
00125 
00126 
00127 
00128 
00129 

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