#include
<QtGui/qvector3d.h>
#include <QtGui/qvector4d.h>
#include <QtGui/qquaternion.h>
#include <QtGui/qgenericmatrix.h>
#include <QtCore/qrect.h>
Go to the source code of
this file.
Classes
|
| class
|
QMatrix4x4 |
Functions
|
| |
Q_DECLARE_TYPEINFO
(QMatrix4x4,
Q_MOVABLE_TYPE) |
| Q_GUI_EXPORT
QMatrix4x4 |
operator/
(const QMatrix4x4
&matrix, qreal divisor) |
| QMatrix4x4 |
operator+
(const QMatrix4x4
&m1, const QMatrix4x4 &m2) |
| QMatrix4x4 |
operator-
(const QMatrix4x4
&m1, const QMatrix4x4 &m2) |
| QMatrix4x4 |
operator*
(const QMatrix4x4
&m1, const QMatrix4x4 &m2) |
| QVector3D |
operator*
(const QVector3D
&vector, const QMatrix4x4 &matrix) |
| QVector3D |
operator*
(const QMatrix4x4
&matrix, const QVector3D &vector) |
| QVector4D |
operator*
(const QVector4D
&vector, const QMatrix4x4 &matrix) |
| QVector4D |
operator*
(const QMatrix4x4
&matrix, const QVector4D &vector) |
| QPoint |
operator*
(const QPoint
&point, const QMatrix4x4 &matrix) |
| QPointF |
operator*
(const QPointF
&point, const QMatrix4x4 &matrix) |
| QPoint |
operator*
(const QMatrix4x4
&matrix, const QPoint &point) |
| QPointF |
operator*
(const QMatrix4x4
&matrix, const QPointF &point) |
| QMatrix4x4 |
operator-
(const QMatrix4x4
&matrix) |
| QMatrix4x4 |
operator*
(qreal factor, const QMatrix4x4 &matrix) |
| QMatrix4x4 |
operator*
(const QMatrix4x4
&matrix, qreal factor) |
| bool |
qFuzzyCompare
(const QMatrix4x4
&m1, const QMatrix4x4 &m2) |
| Q_GUI_EXPORT
QDebug |
operator<<
(QDebug dbg, const
QMatrix4x4
&m) |
| Q_GUI_EXPORT
QDataStream
& |
operator<<
(QDataStream
&, const QMatrix4x4 &) |
| Q_GUI_EXPORT
QDataStream
& |
operator>>
(QDataStream
&, QMatrix4x4
&) |
| template<int N, int
M> |
| QMatrix4x4 |
qGenericMatrixToMatrix4x4
(const QGenericMatrix< N, M, qreal
> &matrix) |
| template<int N, int
M> |
| QGenericMatrix< N,
M, qreal > |
qGenericMatrixFromMatrix4x4
(const QMatrix4x4
&matrix) |
Function Documentation
| Q_DECLARE_TYPEINFO |
( |
QMatrix4x4 |
, |
|
|
Q_MOVABLE_TYPE |
|
|
) |
|
|
Definition at line 491 of file qmatrix4x4.h.
{
QMatrix4x4 m(1);
m.m[0][0] = m1.m[0][0] + m2.m[0][0];
m.m[0][1] = m1.m[0][1] + m2.m[0][1];
m.m[0][2] = m1.m[0][2] + m2.m[0][2];
m.m[0][3] = m1.m[0][3] + m2.m[0][3];
m.m[1][0] = m1.m[1][0] + m2.m[1][0];
m.m[1][1] = m1.m[1][1] + m2.m[1][1];
m.m[1][2] = m1.m[1][2] + m2.m[1][2];
m.m[1][3] = m1.m[1][3] + m2.m[1][3];
m.m[2][0] = m1.m[2][0] + m2.m[2][0];
m.m[2][1] = m1.m[2][1] + m2.m[2][1];
m.m[2][2] = m1.m[2][2] + m2.m[2][2];
m.m[2][3] = m1.m[2][3] + m2.m[2][3];
m.m[3][0] = m1.m[3][0] + m2.m[3][0];
m.m[3][1] = m1.m[3][1] + m2.m[3][1];
m.m[3][2] = m1.m[3][2] + m2.m[3][2];
m.m[3][3] = m1.m[3][3] + m2.m[3][3];
return m;
}
Definition at line 513 of file qmatrix4x4.h.
{
QMatrix4x4 m(1);
m.m[0][0] = m1.m[0][0] - m2.m[0][0];
m.m[0][1] = m1.m[0][1] - m2.m[0][1];
m.m[0][2] = m1.m[0][2] - m2.m[0][2];
m.m[0][3] = m1.m[0][3] - m2.m[0][3];
m.m[1][0] = m1.m[1][0] - m2.m[1][0];
m.m[1][1] = m1.m[1][1] - m2.m[1][1];
m.m[1][2] = m1.m[1][2] - m2.m[1][2];
m.m[1][3] = m1.m[1][3] - m2.m[1][3];
m.m[2][0] = m1.m[2][0] - m2.m[2][0];
m.m[2][1] = m1.m[2][1] - m2.m[2][1];
m.m[2][2] = m1.m[2][2] - m2.m[2][2];
m.m[2][3] = m1.m[2][3] - m2.m[2][3];
m.m[3][0] = m1.m[3][0] - m2.m[3][0];
m.m[3][1] = m1.m[3][1] - m2.m[3][1];
m.m[3][2] = m1.m[3][2] - m2.m[3][2];
m.m[3][3] = m1.m[3][3] - m2.m[3][3];
return m;
}
Definition at line 535 of file qmatrix4x4.h.
{
if (m1.flagBits == QMatrix4x4::Identity)
return m2;
else if (m2.flagBits == QMatrix4x4::Identity)
return m1;
QMatrix4x4 m(1);
m.m[0][0] = m1.m[0][0] * m2.m[0][0] +
m1.m[1][0] * m2.m[0][1] +
m1.m[2][0] * m2.m[0][2] +
m1.m[3][0] * m2.m[0][3];
m.m[0][1] = m1.m[0][1] * m2.m[0][0] +
m1.m[1][1] * m2.m[0][1] +
m1.m[2][1] * m2.m[0][2] +
m1.m[3][1] * m2.m[0][3];
m.m[0][2] = m1.m[0][2] * m2.m[0][0] +
m1.m[1][2] * m2.m[0][1] +
m1.m[2][2] * m2.m[0][2] +
m1.m[3][2] * m2.m[0][3];
m.m[0][3] = m1.m[0][3] * m2.m[0][0] +
m1.m[1][3] * m2.m[0][1] +
m1.m[2][3] * m2.m[0][2] +
m1.m[3][3] * m2.m[0][3];
m.m[1][0] = m1.m[0][0] * m2.m[1][0] +
m1.m[1][0] * m2.m[1][1] +
m1.m[2][0] * m2.m[1][2] +
m1.m[3][0] * m2.m[1][3];
m.m[1][1] = m1.m[0][1] * m2.m[1][0] +
m1.m[1][1] * m2.m[1][1] +
m1.m[2][1] * m2.m[1][2] +
m1.m[3][1] * m2.m[1][3];
m.m[1][2] = m1.m[0][2] * m2.m[1][0] +
m1.m[1][2] * m2.m[1][1] +
m1.m[2][2] * m2.m[1][2] +
m1.m[3][2] * m2.m[1][3];
m.m[1][3] = m1.m[0][3] * m2.m[1][0] +
m1.m[1][3] * m2.m[1][1] +
m1.m[2][3] * m2.m[1][2] +
m1.m[3][3] * m2.m[1][3];
m.m[2][0] = m1.m[0][0] * m2.m[2][0] +
m1.m[1][0] * m2.m[2][1] +
m1.m[2][0] * m2.m[2][2] +
m1.m[3][0] * m2.m[2][3];
m.m[2][1] = m1.m[0][1] * m2.m[2][0] +
m1.m[1][1] * m2.m[2][1] +
m1.m[2][1] * m2.m[2][2] +
m1.m[3][1] * m2.m[2][3];
m.m[2][2] = m1.m[0][2] * m2.m[2][0] +
m1.m[1][2] * m2.m[2][1] +
m1.m[2][2] * m2.m[2][2] +
m1.m[3][2] * m2.m[2][3];
m.m[2][3] = m1.m[0][3] * m2.m[2][0] +
m1.m[1][3] * m2.m[2][1] +
m1.m[2][3] * m2.m[2][2] +
m1.m[3][3] * m2.m[2][3];
m.m[3][0] = m1.m[0][0] * m2.m[3][0] +
m1.m[1][0] * m2.m[3][1] +
m1.m[2][0] * m2.m[3][2] +
m1.m[3][0] * m2.m[3][3];
m.m[3][1] = m1.m[0][1] * m2.m[3][0] +
m1.m[1][1] * m2.m[3][1] +
m1.m[2][1] * m2.m[3][2] +
m1.m[3][1] * m2.m[3][3];
m.m[3][2] = m1.m[0][2] * m2.m[3][0] +
m1.m[1][2] * m2.m[3][1] +
m1.m[2][2] * m2.m[3][2] +
m1.m[3][2] * m2.m[3][3];
m.m[3][3] = m1.m[0][3] * m2.m[3][0] +
m1.m[1][3] * m2.m[3][1] +
m1.m[2][3] * m2.m[3][2] +
m1.m[3][3] * m2.m[3][3];
return m;
}
Definition at line 612 of file qmatrix4x4.h.
{
qreal x, y, z, w;
x = vector.x() * matrix.m[0][0] +
vector.y() * matrix.m[0][1] +
vector.z() * matrix.m[0][2] +
matrix.m[0][3];
y = vector.x() * matrix.m[1][0] +
vector.y() * matrix.m[1][1] +
vector.z() * matrix.m[1][2] +
matrix.m[1][3];
z = vector.x() * matrix.m[2][0] +
vector.y() * matrix.m[2][1] +
vector.z() * matrix.m[2][2] +
matrix.m[2][3];
w = vector.x() * matrix.m[3][0] +
vector.y() * matrix.m[3][1] +
vector.z() * matrix.m[3][2] +
matrix.m[3][3];
if (w == 1.0f)
return QVector3D(x, y, z);
else
return QVector3D(x / w, y / w, z / w);
}
Definition at line 637 of file qmatrix4x4.h.
{
qreal x, y, z, w;
if (matrix.flagBits == QMatrix4x4::Identity) {
return vector;
} else if (matrix.flagBits == QMatrix4x4::Translation) {
return QVector3D(vector.x() + matrix.m[3][0],
vector.y() + matrix.m[3][1],
vector.z() + matrix.m[3][2]);
} else if (matrix.flagBits ==
(QMatrix4x4::Translation | QMatrix4x4::Scale)) {
return QVector3D(vector.x() * matrix.m[0][0] + matrix.m[3][0],
vector.y() * matrix.m[1][1] + matrix.m[3][1],
vector.z() * matrix.m[2][2] + matrix.m[3][2]);
} else if (matrix.flagBits == QMatrix4x4::Scale) {
return QVector3D(vector.x() * matrix.m[0][0],
vector.y() * matrix.m[1][1],
vector.z() * matrix.m[2][2]);
} else {
x = vector.x() * matrix.m[0][0] +
vector.y() * matrix.m[1][0] +
vector.z() * matrix.m[2][0] +
matrix.m[3][0];
y = vector.x() * matrix.m[0][1] +
vector.y() * matrix.m[1][1] +
vector.z() * matrix.m[2][1] +
matrix.m[3][1];
z = vector.x() * matrix.m[0][2] +
vector.y() * matrix.m[1][2] +
vector.z() * matrix.m[2][2] +
matrix.m[3][2];
w = vector.x() * matrix.m[0][3] +
vector.y() * matrix.m[1][3] +
vector.z() * matrix.m[2][3] +
matrix.m[3][3];
if (w == 1.0f)
return QVector3D(x, y, z);
else
return QVector3D(x / w, y / w, z / w);
}
}
Definition at line 683 of file qmatrix4x4.h.
{
qreal x, y, z, w;
x = vector.x() * matrix.m[0][0] +
vector.y() * matrix.m[0][1] +
vector.z() * matrix.m[0][2] +
vector.w() * matrix.m[0][3];
y = vector.x() * matrix.m[1][0] +
vector.y() * matrix.m[1][1] +
vector.z() * matrix.m[1][2] +
vector.w() * matrix.m[1][3];
z = vector.x() * matrix.m[2][0] +
vector.y() * matrix.m[2][1] +
vector.z() * matrix.m[2][2] +
vector.w() * matrix.m[2][3];
w = vector.x() * matrix.m[3][0] +
vector.y() * matrix.m[3][1] +
vector.z() * matrix.m[3][2] +
vector.w() * matrix.m[3][3];
return QVector4D(x, y, z, w);
}
Definition at line 705 of file qmatrix4x4.h.
{
qreal x, y, z, w;
x = vector.x() * matrix.m[0][0] +
vector.y() * matrix.m[1][0] +
vector.z() * matrix.m[2][0] +
vector.w() * matrix.m[3][0];
y = vector.x() * matrix.m[0][1] +
vector.y() * matrix.m[1][1] +
vector.z() * matrix.m[2][1] +
vector.w() * matrix.m[3][1];
z = vector.x() * matrix.m[0][2] +
vector.y() * matrix.m[1][2] +
vector.z() * matrix.m[2][2] +
vector.w() * matrix.m[3][2];
w = vector.x() * matrix.m[0][3] +
vector.y() * matrix.m[1][3] +
vector.z() * matrix.m[2][3] +
vector.w() * matrix.m[3][3];
return QVector4D(x, y, z, w);
}
Definition at line 729 of file qmatrix4x4.h.
{
qreal xin, yin;
qreal x, y, w;
xin = point.x();
yin = point.y();
x = xin * matrix.m[0][0] +
yin * matrix.m[0][1] +
matrix.m[0][3];
y = xin * matrix.m[1][0] +
yin * matrix.m[1][1] +
matrix.m[1][3];
w = xin * matrix.m[3][0] +
yin * matrix.m[3][1] +
matrix.m[3][3];
if (w == 1.0f)
return QPoint(qRound(x), qRound(y));
else
return QPoint(qRound(x / w), qRound(y / w));
}
Definition at line 750 of file qmatrix4x4.h.
{
qreal xin, yin;
qreal x, y, w;
xin = point.x();
yin = point.y();
x = xin * matrix.m[0][0] +
yin * matrix.m[0][1] +
matrix.m[0][3];
y = xin * matrix.m[1][0] +
yin * matrix.m[1][1] +
matrix.m[1][3];
w = xin * matrix.m[3][0] +
yin * matrix.m[3][1] +
matrix.m[3][3];
if (w == 1.0f) {
return QPointF(qreal(x), qreal(y));
} else {
return QPointF(qreal(x / w), qreal(y / w));
}
}
Definition at line 772 of file qmatrix4x4.h.
{
qreal xin, yin;
qreal x, y, w;
xin = point.x();
yin = point.y();
if (matrix.flagBits == QMatrix4x4::Identity) {
return point;
} else if (matrix.flagBits == QMatrix4x4::Translation) {
return QPoint(qRound(xin + matrix.m[3][0]),
qRound(yin + matrix.m[3][1]));
} else if (matrix.flagBits ==
(QMatrix4x4::Translation | QMatrix4x4::Scale)) {
return QPoint(qRound(xin * matrix.m[0][0] + matrix.m[3][0]),
qRound(yin * matrix.m[1][1] + matrix.m[3][1]));
} else if (matrix.flagBits == QMatrix4x4::Scale) {
return QPoint(qRound(xin * matrix.m[0][0]),
qRound(yin * matrix.m[1][1]));
} else {
x = xin * matrix.m[0][0] +
yin * matrix.m[1][0] +
matrix.m[3][0];
y = xin * matrix.m[0][1] +
yin * matrix.m[1][1] +
matrix.m[3][1];
w = xin * matrix.m[0][3] +
yin * matrix.m[1][3] +
matrix.m[3][3];
if (w == 1.0f)
return QPoint(qRound(x), qRound(y));
else
return QPoint(qRound(x / w), qRound(y / w));
}
}
Definition at line 807 of file qmatrix4x4.h.
{
qreal xin, yin;
qreal x, y, w;
xin = point.x();
yin = point.y();
if (matrix.flagBits == QMatrix4x4::Identity) {
return point;
} else if (matrix.flagBits == QMatrix4x4::Translation) {
return QPointF(xin + matrix.m[3][0],
yin + matrix.m[3][1]);
} else if (matrix.flagBits ==
(QMatrix4x4::Translation | QMatrix4x4::Scale)) {
return QPointF(xin * matrix.m[0][0] + matrix.m[3][0],
yin * matrix.m[1][1] + matrix.m[3][1]);
} else if (matrix.flagBits == QMatrix4x4::Scale) {
return QPointF(xin * matrix.m[0][0],
yin * matrix.m[1][1]);
} else {
x = xin * matrix.m[0][0] +
yin * matrix.m[1][0] +
matrix.m[3][0];
y = xin * matrix.m[0][1] +
yin * matrix.m[1][1] +
matrix.m[3][1];
w = xin * matrix.m[0][3] +
yin * matrix.m[1][3] +
matrix.m[3][3];
if (w == 1.0f) {
return QPointF(qreal(x), qreal(y));
} else {
return QPointF(qreal(x / w), qreal(y / w));
}
}
}
Definition at line 843 of file qmatrix4x4.h.
{
QMatrix4x4 m(1);
m.m[0][0] = -matrix.m[0][0];
m.m[0][1] = -matrix.m[0][1];
m.m[0][2] = -matrix.m[0][2];
m.m[0][3] = -matrix.m[0][3];
m.m[1][0] = -matrix.m[1][0];
m.m[1][1] = -matrix.m[1][1];
m.m[1][2] = -matrix.m[1][2];
m.m[1][3] = -matrix.m[1][3];
m.m[2][0] = -matrix.m[2][0];
m.m[2][1] = -matrix.m[2][1];
m.m[2][2] = -matrix.m[2][2];
m.m[2][3] = -matrix.m[2][3];
m.m[3][0] = -matrix.m[3][0];
m.m[3][1] = -matrix.m[3][1];
m.m[3][2] = -matrix.m[3][2];
m.m[3][3] = -matrix.m[3][3];
return m;
}
Definition at line 865 of file qmatrix4x4.h.
{
QMatrix4x4 m(1);
m.m[0][0] = matrix.m[0][0] * factor;
m.m[0][1] = matrix.m[0][1] * factor;
m.m[0][2] = matrix.m[0][2] * factor;
m.m[0][3] = matrix.m[0][3] * factor;
m.m[1][0] = matrix.m[1][0] * factor;
m.m[1][1] = matrix.m[1][1] * factor;
m.m[1][2] = matrix.m[1][2] * factor;
m.m[1][3] = matrix.m[1][3] * factor;
m.m[2][0] = matrix.m[2][0] * factor;
m.m[2][1] = matrix.m[2][1] * factor;
m.m[2][2] = matrix.m[2][2] * factor;
m.m[2][3] = matrix.m[2][3] * factor;
m.m[3][0] = matrix.m[3][0] * factor;
m.m[3][1] = matrix.m[3][1] * factor;
m.m[3][2] = matrix.m[3][2] * factor;
m.m[3][3] = matrix.m[3][3] * factor;
return m;
}
Definition at line 887 of file qmatrix4x4.h.
{
QMatrix4x4 m(1);
m.m[0][0] = matrix.m[0][0] * factor;
m.m[0][1] = matrix.m[0][1] * factor;
m.m[0][2] = matrix.m[0][2] * factor;
m.m[0][3] = matrix.m[0][3] * factor;
m.m[1][0] = matrix.m[1][0] * factor;
m.m[1][1] = matrix.m[1][1] * factor;
m.m[1][2] = matrix.m[1][2] * factor;
m.m[1][3] = matrix.m[1][3] * factor;
m.m[2][0] = matrix.m[2][0] * factor;
m.m[2][1] = matrix.m[2][1] * factor;
m.m[2][2] = matrix.m[2][2] * factor;
m.m[2][3] = matrix.m[2][3] * factor;
m.m[3][0] = matrix.m[3][0] * factor;
m.m[3][1] = matrix.m[3][1] * factor;
m.m[3][2] = matrix.m[3][2] * factor;
m.m[3][3] = matrix.m[3][3] * factor;
return m;
}
Definition at line 909 of file qmatrix4x4.h.
{
return qFuzzyCompare(m1.m[0][0], m2.m[0][0]) &&
qFuzzyCompare(m1.m[0][1], m2.m[0][1]) &&
qFuzzyCompare(m1.m[0][2], m2.m[0][2]) &&
qFuzzyCompare(m1.m[0][3], m2.m[0][3]) &&
qFuzzyCompare(m1.m[1][0], m2.m[1][0]) &&
qFuzzyCompare(m1.m[1][1], m2.m[1][1]) &&
qFuzzyCompare(m1.m[1][2], m2.m[1][2]) &&
qFuzzyCompare(m1.m[1][3], m2.m[1][3]) &&
qFuzzyCompare(m1.m[2][0], m2.m[2][0]) &&
qFuzzyCompare(m1.m[2][1], m2.m[2][1]) &&
qFuzzyCompare(m1.m[2][2], m2.m[2][2]) &&
qFuzzyCompare(m1.m[2][3], m2.m[2][3]) &&
qFuzzyCompare(m1.m[3][0], m2.m[3][0]) &&
qFuzzyCompare(m1.m[3][1], m2.m[3][1]) &&
qFuzzyCompare(m1.m[3][2], m2.m[3][2]) &&
qFuzzyCompare(m1.m[3][3], m2.m[3][3]);
}
Definition at line 1002 of file qmatrix4x4.h.
{
QGenericMatrix<N, M, qreal> result;
const qreal *m = matrix.constData();
qreal *values = result.data();
for (int col = 0; col < N; ++col) {
for (int row = 0; row < M; ++row) {
if (col < 4 && row < 4)
values[col * M + row] = m[col * 4 + row];
else if (col == row)
values[col * M + row] = 1.0f;
else
values[col * M + row] = 0.0f;
}
}
return result;
}
