35 #ifndef vtkMatrix4x4_h
36 #define vtkMatrix4x4_h
38 #include "vtkCommonMathModule.h"
78 static void DeepCopy(
double destination[16],
const double source[16]);
86 this->DeepCopy(*this->Element, elements);
98 static void Zero(
double elements[16]);
108 static void Identity(
double elements[16]);
125 static void Invert(
const double inElements[16],
double outElements[16]);
136 static void Transpose(
const double inElements[16],
double outElements[16]);
142 static void MatrixFromRotation(
double angle,
double x,
double y,
double z,
vtkMatrix4x4* result);
143 static void MatrixFromRotation(
double angle,
double x,
double y,
double z,
double matrix[16]);
152 static void PoseToMatrix(
double pos[3],
double ori[4],
vtkMatrix4x4* mat);
167 static void MultiplyPoint(
const double elements[16],
const float in[4],
float out[4]);
168 static void MultiplyPoint(
const double elements[16],
const double in[4],
double out[4]);
176 return this->MultiplyDoublePoint(in);
180 this->MultiplyPoint(in, this->FloatPoint);
181 return this->FloatPoint;
185 this->MultiplyPoint(in, this->DoublePoint);
186 return this->DoublePoint;
194 static void Multiply4x4(
const double a[16],
const double b[16],
double c[16]);
195 static void Multiply4x4(
const double a[16],
const double b[16],
float c[16]);
196 static void MultiplyAndTranspose4x4(
const double a[16],
const double b[16],
float c[16]);
206 static void Adjoint(
const double inElements[16],
double outElements[16]);
212 static double Determinant(
const double elements[16]);
217 void SetElement(
int i,
int j,
double value);
222 double GetElement(
int i,
int j)
const {
return this->Element[i][j]; }
232 const double*
GetData()
const {
return *this->Element; }
239 double DoublePoint[4];
252 for (
int i = 0; i < 16; i += 4)
254 for (
int j = 0; j < 4; j++)
257 a[i + 0] * b[j + 0] + a[i + 1] * b[j + 4] + a[i + 2] * b[j + 8] + a[i + 3] * b[j + 12];
261 for (
int k = 0; k < 16; k++)
271 for (
int i = 0; i < 16; i += 4)
273 for (
int j = 0; j < 4; j++)
276 a[i + 0] * b[j + 0] + a[i + 1] * b[j + 4] + a[i + 2] * b[j + 8] + a[i + 3] * b[j + 12];
284 const double a[16],
const double b[16],
float c[16])
286 for (
int i = 0; i < 4; i++)
288 for (
int j = 0; j < 4; j++)
291 c[i + j * 4] = a[it4 + 0] * b[j + 0] + a[it4 + 1] * b[j + 4] + a[it4 + 2] * b[j + 8] +
292 a[it4 + 3] * b[j + 12];
306 if (this->
Element[i][j] != value)
317 return M[0] == 1.0 && M[1] == 0.0 && M[2] == 0.0 && M[3] == 0.0 && M[4] == 0.0 && M[5] == 1.0 &&
318 M[6] == 0.0 && M[7] == 0.0 && M[8] == 0.0 && M[9] == 0.0 && M[10] == 1.0 && M[11] == 0.0 &&
319 M[12] == 0.0 && M[13] == 0.0 && M[14] == 0.0 && M[15] == 1.0;
static void DeepCopy(double destination[16], const vtkMatrix4x4 *source)
Set the elements of the given destination buffer to the same values as the elements of the given sour...
double * MultiplyPoint(const double in[4])
abstract base class for most VTK objects
represent and manipulate 4x4 transformation matrices
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static void MultiplyAndTranspose4x4(const double a[16], const double b[16], float c[16])
Multiplies matrices a and b and stores the result in c.
void Adjoint(const vtkMatrix4x4 *in, vtkMatrix4x4 *out)
Compute adjoint of the matrix and put it into out.
float * MultiplyFloatPoint(const float in[4])
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 double in[4], double out[4])
void MultiplyPoint(const float in[4], float out[4])
Multiply a homogeneous coordinate by this matrix, i.e.
void DeepCopy(const vtkMatrix4x4 *source)
Set the elements of the matrix to the same values as the elements of the given source matrix...
static void Multiply4x4(const vtkMatrix4x4 *a, const vtkMatrix4x4 *b, vtkMatrix4x4 *c)
Multiplies matrices a and b and stores the result in c.
double * GetData()
Returns the raw double array holding the matrix.
a simple class to control print indentation
static void Invert(const vtkMatrix4x4 *in, vtkMatrix4x4 *out)
Matrix Inversion (adapted from Richard Carling in "Graphics Gems," Academic Press, 1990).
void Identity()
Set equal to Identity matrix.
double * MultiplyDoublePoint(const double in[4])
virtual void Modified()
Update the modification time for this object.
static void Transpose(const vtkMatrix4x4 *in, vtkMatrix4x4 *out)
Transpose the matrix and put it into out.
#define VTK_SIZEHINT(...)
boost::graph_traits< vtkGraph * >::vertex_descriptor source(boost::graph_traits< vtkGraph * >::edge_descriptor e, vtkGraph *)
bool IsIdentity()
Returns true if this matrix is equal to the identity matrix.
double Determinant()
Compute the determinant of the matrix and return it.
double Element[4][4]
The internal data is public for historical reasons. Do not use!
float * MultiplyPoint(const float in[4])
For use in Java or Python.
void DeepCopy(const double elements[16])
Non-static member function.
void Zero()
Set all of the elements to zero.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
const double * GetData() const
Returns the raw double array holding the matrix.