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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 | /*=========================================================================
Program: Visualization Toolkit
Module: vtkLinearTransform.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkLinearTransform - abstract superclass for linear transformations
// .SECTION Description
// vtkLinearTransform provides a generic interface for linear
// (affine or 12 degree-of-freedom) geometric transformations.
// .SECTION see also
// vtkTransform vtkIdentityTransform
#ifndef __vtkLinearTransform_h
#define __vtkLinearTransform_h
#include "vtkHomogeneousTransform.h"
class VTK_COMMON_EXPORT vtkLinearTransform : public vtkHomogeneousTransform
{
public:
vtkTypeMacro(vtkLinearTransform,vtkHomogeneousTransform);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Apply the transformation to a normal.
// You can use the same array to store both the input and output.
void TransformNormal(const float in[3], float out[3]) {
this->Update(); this->InternalTransformNormal(in,out); };
// Description:
// Apply the transformation to a double-precision normal.
// You can use the same array to store both the input and output.
void TransformNormal(const double in[3], double out[3]) {
this->Update(); this->InternalTransformNormal(in,out); };
// Description:
// Synonymous with TransformDoubleNormal(x,y,z).
// Use this if you are programming in python, tcl or Java.
double *TransformNormal(double x, double y, double z) {
return this->TransformDoubleNormal(x,y,z); }
double *TransformNormal(const double normal[3]) {
return this->TransformDoubleNormal(normal[0],normal[1],normal[2]); };
// Description:
// Apply the transformation to an (x,y,z) normal.
// Use this if you are programming in python, tcl or Java.
float *TransformFloatNormal(float x, float y, float z) {
this->InternalFloatPoint[0] = x;
this->InternalFloatPoint[1] = y;
this->InternalFloatPoint[2] = z;
this->TransformNormal(this->InternalFloatPoint,this->InternalFloatPoint);
return this->InternalFloatPoint; };
float *TransformFloatNormal(const float normal[3]) {
return this->TransformFloatNormal(normal[0],normal[1],normal[2]); };
// Description:
// Apply the transformation to a double-precision (x,y,z) normal.
// Use this if you are programming in python, tcl or Java.
double *TransformDoubleNormal(double x, double y, double z) {
this->InternalDoublePoint[0] = x;
this->InternalDoublePoint[1] = y;
this->InternalDoublePoint[2] = z;
this->TransformNormal(this->InternalDoublePoint,this->InternalDoublePoint);
return this->InternalDoublePoint; };
double *TransformDoubleNormal(const double normal[3]) {
return this->TransformDoubleNormal(normal[0],normal[1],normal[2]); };
// Description:
// Synonymous with TransformDoubleVector(x,y,z).
// Use this if you are programming in python, tcl or Java.
double *TransformVector(double x, double y, double z) {
return this->TransformDoubleVector(x,y,z); }
double *TransformVector(const double normal[3]) {
return this->TransformDoubleVector(normal[0],normal[1],normal[2]); };
// Description:
// Apply the transformation to a vector.
// You can use the same array to store both the input and output.
void TransformVector(const float in[3], float out[3]) {
this->Update(); this->InternalTransformVector(in,out); };
// Description:
// Apply the transformation to a double-precision vector.
// You can use the same array to store both the input and output.
void TransformVector(const double in[3], double out[3]) {
this->Update(); this->InternalTransformVector(in,out); };
// Description:
// Apply the transformation to an (x,y,z) vector.
// Use this if you are programming in python, tcl or Java.
float *TransformFloatVector(float x, float y, float z) {
this->InternalFloatPoint[0] = x;
this->InternalFloatPoint[1] = y;
this->InternalFloatPoint[2] = z;
this->TransformVector(this->InternalFloatPoint,this->InternalFloatPoint);
return this->InternalFloatPoint; };
float *TransformFloatVector(const float vec[3]) {
return this->TransformFloatVector(vec[0],vec[1],vec[2]); };
// Description:
// Apply the transformation to a double-precision (x,y,z) vector.
// Use this if you are programming in python, tcl or Java.
double *TransformDoubleVector(double x, double y, double z) {
this->InternalDoublePoint[0] = x;
this->InternalDoublePoint[1] = y;
this->InternalDoublePoint[2] = z;
this->TransformVector(this->InternalDoublePoint,this->InternalDoublePoint);
return this->InternalDoublePoint; };
double *TransformDoubleVector(const double vec[3]) {
return this->TransformDoubleVector(vec[0],vec[1],vec[2]); };
// Description:
// Apply the transformation to a series of points, and append the
// results to outPts.
void TransformPoints(vtkPoints *inPts, vtkPoints *outPts);
// Description:
// Apply the transformation to a series of normals, and append the
// results to outNms.
virtual void TransformNormals(vtkDataArray *inNms, vtkDataArray *outNms);
// Description:
// Apply the transformation to a series of vectors, and append the
// results to outVrs.
virtual void TransformVectors(vtkDataArray *inVrs, vtkDataArray *outVrs);
// Description:
// Apply the transformation to a combination of points, normals
// and vectors.
void TransformPointsNormalsVectors(vtkPoints *inPts,
vtkPoints *outPts,
vtkDataArray *inNms,
vtkDataArray *outNms,
vtkDataArray *inVrs,
vtkDataArray *outVrs);
// Description:
// Just like GetInverse, but it includes a typecast to
// vtkLinearTransform.
vtkLinearTransform *GetLinearInverse()
{
return static_cast<vtkLinearTransform *>(this->GetInverse());
}
// Description:
// This will calculate the transformation without calling Update.
// Meant for use only within other VTK classes.
void InternalTransformPoint(const float in[3], float out[3]);
void InternalTransformPoint(const double in[3], double out[3]);
// Description:
// This will calculate the transformation without calling Update.
// Meant for use only within other VTK classes.
virtual void InternalTransformNormal(const float in[3], float out[3]);
virtual void InternalTransformNormal(const double in[3], double out[3]);
// Description:
// This will calculate the transformation without calling Update.
// Meant for use only within other VTK classes.
virtual void InternalTransformVector(const float in[3], float out[3]);
virtual void InternalTransformVector(const double in[3], double out[3]);
// Description:
// This will calculate the transformation as well as its derivative
// without calling Update. Meant for use only within other VTK
// classes.
void InternalTransformDerivative(const float in[3], float out[3],
float derivative[3][3]);
void InternalTransformDerivative(const double in[3], double out[3],
double derivative[3][3]);
protected:
vtkLinearTransform() {};
~vtkLinearTransform() {};
private:
vtkLinearTransform(const vtkLinearTransform&); // Not implemented.
void operator=(const vtkLinearTransform&); // Not implemented.
};
#endif
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