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27 #ifndef vtkMatrix3x3_h
28 #define vtkMatrix3x3_h
30 #include "vtkCommonMathModule.h"
61 static void DeepCopy(
double elements[9],
const double newElements[9]);
67 { this->DeepCopy(*this->Element,elements); this->
Modified(); }
74 static void Zero(
double elements[9]);
81 static void Identity(
double elements[9]);
91 static void Invert(
const double inElements[9],
double outElements[9]);
100 static void Transpose(
const double inElements[9],
double outElements[9]);
111 static void MultiplyPoint(
const double elements[9],
112 const float in[3],
float out[3]);
113 static void MultiplyPoint(
const double elements[9],
114 const double in[3],
double out[3]);
121 static void Multiply3x3(
const double a[9],
const double b[9],
129 static void Adjoint(
const double inElements[9],
double outElements[9]);
135 static double Determinant(
const double elements[9]);
140 void SetElement(
int i,
int j,
double value);
146 {
return this->Element[i][j];}
161 double Element[3][3];
180 if (M[0] == 1.0 && M[4] == 1.0 && M[8] == 1.0 &&
181 M[1] == 0.0 && M[2] == 0.0 && M[3] == 0.0 && M[5] == 0.0 &&
182 M[6] == 0.0 && M[7] == 0.0)
static void Transpose(vtkMatrix3x3 *in, vtkMatrix3x3 *out)
Transpose the matrix and put it into out.
static void DeepCopy(double elements[9], vtkMatrix3x3 *source)
void Identity()
Set equal to Identity matrix.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
virtual void Modified()
Update the modification time for this object.
abstract base class for most VTK objects
void MultiplyPoint(const double in[3], double out[3])
represent and manipulate 3x3 transformation matrices
double * GetData()
Return a pointer to the first element of the matrix (double[9]).
void Adjoint(vtkMatrix3x3 *in, vtkMatrix3x3 *out)
Compute adjoint of the matrix and put it into out.
boost::graph_traits< vtkGraph * >::vertex_descriptor source(boost::graph_traits< vtkGraph * >::edge_descriptor e, vtkGraph *)
static void Multiply3x3(vtkMatrix3x3 *a, vtkMatrix3x3 *b, vtkMatrix3x3 *c)
Multiplies matrices a and b and stores the result in c (c=a*b).
void DeepCopy(vtkMatrix3x3 *source)
Set the elements of the matrix to the same values as the elements of the source Matrix.
static void Invert(vtkMatrix3x3 *in, vtkMatrix3x3 *out)
Matrix Inversion (adapted from Richard Carling in "Graphics Gems," Academic Press,...
a simple class to control print indentation
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void Zero()
Set all of the elements to zero.
double GetElement(int i, int j) const
Returns the element i,j from the matrix.
void SetElement(int i, int j, double value)
Sets the element i,j in the matrix.
void MultiplyPoint(const float in[3], float out[3])
Multiply a homogeneous coordinate by this matrix, i.e.
double Determinant()
Compute the determinant of the matrix and return it.
void DeepCopy(const double elements[9])
Non-static member function.