132 #ifndef vtkMatrix4x4_h
133 #define vtkMatrix4x4_h
135 #include "vtkCommonMathModule.h"
138 VTK_ABI_NAMESPACE_BEGIN
143 double Element[4][4];
196 static void Zero(
double elements[16]);
223 static void Invert(
const double inElements[16],
double outElements[16]);
234 static void Transpose(
const double inElements[16],
double outElements[16]);
265 static void MultiplyPoint(
const double elements[16],
const float in[4],
float out[4]);
266 static void MultiplyPoint(
const double elements[16],
const double in[4],
double out[4]);
274 return this->MultiplyDoublePoint(in);
278 this->MultiplyPoint(in, this->FloatPoint);
279 return this->FloatPoint;
283 this->MultiplyPoint(in, this->DoublePoint);
284 return this->DoublePoint;
292 static void Multiply4x4(
const double a[16],
const double b[16],
double c[16]);
293 static void Multiply4x4(
const double a[16],
const double b[16],
float c[16]);
294 static void MultiplyAndTranspose4x4(
const double a[16],
const double b[16],
float c[16]);
304 static void Adjoint(
const double inElements[16],
double outElements[16]);
315 void SetElement(
int i,
int j,
double value);
320 double GetElement(
int i,
int j)
const {
return this->Element[i][j]; }
330 const double*
GetData()
const {
return *this->Element; }
337 double DoublePoint[4];
350 for (
int i = 0; i < 16; i += 4)
352 for (
int j = 0; j < 4; j++)
355 a[i + 0] * b[j + 0] + a[i + 1] * b[j + 4] + a[i + 2] * b[j + 8] + a[i + 3] * b[j + 12];
359 for (
int k = 0; k < 16; k++)
369 for (
int i = 0; i < 16; i += 4)
371 for (
int j = 0; j < 4; j++)
374 a[i + 0] * b[j + 0] + a[i + 1] * b[j + 4] + a[i + 2] * b[j + 8] + a[i + 3] * b[j + 12];
382 const double a[16],
const double b[16],
float c[16])
384 for (
int i = 0; i < 4; i++)
386 for (
int j = 0; j < 4; j++)
389 c[i + j * 4] = a[it4 + 0] * b[j + 0] + a[it4 + 1] * b[j + 4] + a[it4 + 2] * b[j + 8] +
390 a[it4 + 3] * b[j + 12];
415 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 &&
416 M[6] == 0.0 && M[7] == 0.0 && M[8] == 0.0 && M[9] == 0.0 && M[10] == 1.0 && M[11] == 0.0 &&
417 M[12] == 0.0 && M[13] == 0.0 && M[14] == 0.0 && M[15] == 1.0;
420 VTK_ABI_NAMESPACE_END
a simple class to control print indentation
represent and manipulate 4x4 transformation matrices
static vtkMatrix4x4 * New()
Construct a 4x4 identity matrix.
static void Transpose(const double inElements[16], double outElements[16])
static double Determinant(const double elements[16])
void DeepCopy(const vtkMatrix4x4 *source)
Set the elements of the matrix to the same values as the elements of the given source matrix.
void DeepCopy(const double elements[16])
Non-static member function.
double GetElement(int i, int j) const
Returns the element i,j from the matrix.
static void MatrixFromRotation(double angle, double x, double y, double z, double matrix[16])
Construct a matrix from a rotation.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static void Multiply4x4(const vtkMatrix4x4 *a, const vtkMatrix4x4 *b, vtkMatrix4x4 *c)
Multiplies matrices a and b and stores the result in c.
void MultiplyPoint(const double in[4], double out[4])
double * GetData()
Returns the raw double array holding the matrix.
static void Adjoint(const double inElements[16], double outElements[16])
void MultiplyPoint(const float in[4], float out[4])
Multiply a homogeneous coordinate by this matrix, i.e.
void Adjoint(const vtkMatrix4x4 *in, vtkMatrix4x4 *out)
Compute adjoint of the matrix and put it into out.
void Identity()
Set equal to Identity matrix.
static void MatrixFromRotation(double angle, double x, double y, double z, vtkMatrix4x4 *result)
Construct a matrix from a rotation.
double Determinant()
Compute the determinant of the matrix and return it.
float * MultiplyPoint(const float in[4])
For use in Java or Python.
void SetElement(int i, int j, double value)
Sets the element i,j in the matrix.
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...
void Zero()
Set all of the elements to zero.
const double * GetData() const
Returns the raw double array holding the matrix.
double Element[4][4]
The internal data is public for historical reasons. Do not use!
double * MultiplyPoint(const double in[4])
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.
static void DeepCopy(double destination[16], const double source[16])
Copies the given source buffer to the given destination buffer.
static void Invert(const double inElements[16], double outElements[16])
float * MultiplyFloatPoint(const float in[4])
static void Invert(const vtkMatrix4x4 *in, vtkMatrix4x4 *out)
Matrix Inversion (adapted from Richard Carling in "Graphics Gems," Academic Press,...
static void PoseToMatrix(double pos[3], double ori[4], vtkMatrix4x4 *mat)
Given an orientation and position this function will fill in a matrix representing the transformation...
static void Identity(double elements[16])
static void MultiplyPoint(const double elements[16], const double in[4], double out[4])
static void Zero(double elements[16])
static void Transpose(const vtkMatrix4x4 *in, vtkMatrix4x4 *out)
Transpose the matrix and put it into out.
double * MultiplyDoublePoint(const double in[4])
~vtkMatrix4x4() override=default
static void MultiplyPoint(const double elements[16], const float in[4], float out[4])
bool IsIdentity()
Returns true if this matrix is equal to the identity matrix.
abstract base class for most VTK objects
virtual void Modified()
Update the modification time for this object.
boost::graph_traits< vtkGraph * >::vertex_descriptor source(boost::graph_traits< vtkGraph * >::edge_descriptor e, vtkGraph *)
#define VTK_SIZEHINT(...)