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/usr/share/sip/PyQt4/QtGui/qmatrix4x4.sip is in python-qt4-dev 4.9.1-2ubuntu1.

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// qmatrix4x4.sip generated by MetaSIP on Fri Feb 10 10:35:12 2012
//
// This file is part of the QtGui Python extension module.
//
// Copyright (c) 2011 Riverbank Computing Limited <info@riverbankcomputing.com>
// 
// This file is part of PyQt.
// 
// This file may be used under the terms of the GNU General Public
// License versions 2.0 or 3.0 as published by the Free Software
// Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
// included in the packaging of this file.  Alternatively you may (at
// your option) use any later version of the GNU General Public
// License if such license has been publicly approved by Riverbank
// Computing Limited (or its successors, if any) and the KDE Free Qt
// Foundation. In addition, as a special exception, Riverbank gives you
// certain additional rights. These rights are described in the Riverbank
// GPL Exception version 1.1, which can be found in the file
// GPL_EXCEPTION.txt in this package.
// 
// If you are unsure which license is appropriate for your use, please
// contact the sales department at sales@riverbankcomputing.com.
// 
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.


%If (Qt_4_6_0 -)
%ModuleCode
#include <qmatrix4x4.h>
%End
%End

%If (Qt_4_6_0 -)

class QMatrix4x4
{
%TypeHeaderCode
#include <qmatrix4x4.h>
%End

%PickleCode
    qreal data[16];
    
    // We want the data in row-major order.
    sipCpp->copyDataTo(data);
    
    sipRes = Py_BuildValue((char *)"dddddddddddddddd",
            data[0], data[1], data[2], data[3],
            data[4], data[5], data[6], data[7],
            data[8], data[9], data[10], data[11],
            data[12], data[13], data[14], data[15]);
%End

public:
    QMatrix4x4();
    explicit QMatrix4x4(SIP_PYOBJECT values /DocType="sequence-of-float"/) [(const qreal *values)];
%MethodCode
        qreal values[16];
        
        if ((sipError = qtgui_matrixDataFromSequence(a0, 16, values)) == sipErrorNone)
            sipCpp = new QMatrix4x4(values);
%End

    QMatrix4x4(qreal m11, qreal m12, qreal m13, qreal m14, qreal m21, qreal m22, qreal m23, qreal m24, qreal m31, qreal m32, qreal m33, qreal m34, qreal m41, qreal m42, qreal m43, qreal m44);
    QMatrix4x4(const QTransform &transform);
    QMatrix4x4(const QMatrix &matrix);
    SIP_PYOBJECT __repr__() const /DocType="str"/;
%MethodCode
        bool bad = false;
        int i;
        PyObject *m[16];
        qreal data[16];
        
        // The raw data is in column-major order but we want row-major order.
        sipCpp->copyDataTo(data);
        
        for (i = 0; i < 16; ++i)
        {
            m[i] = PyFloat_FromDouble(data[i]);
        
            if (!m[i])
                bad = true;
        }
        
        if (!bad)
        {
        #if PY_MAJOR_VERSION >= 3
            sipRes = PyUnicode_FromFormat("PyQt4.QtGui.QMatrix4x4("
                    "%R, %R, %R, %R, "
                    "%R, %R, %R, %R, "
                    "%R, %R, %R, %R, "
                    "%R, %R, %R, %R)",
                    m[0], m[1], m[2], m[3],
                    m[4], m[5], m[6], m[7],
                    m[8], m[9], m[10], m[11],
                    m[12], m[13], m[14], m[15]);
        #else
            sipRes = PyString_FromString("PyQt4.QtGui.QMatrix4x4(");
        
            for (i = 0; i < 16; ++i)
            {
                if (i != 0)
                    PyString_ConcatAndDel(&sipRes, PyString_FromString(", "));
        
                PyString_ConcatAndDel(&sipRes, PyObject_Repr(m[i]));
            }
        
            PyString_ConcatAndDel(&sipRes, PyString_FromString(")"));
        #endif
        }
        
        for (i = 0; i < 16; ++i)
            Py_XDECREF(m[i]);
%End

    qreal determinant() const;
    QMatrix4x4 inverted(bool *invertible = 0) const;
    QMatrix4x4 transposed() const;
    QMatrix3x3 normalMatrix() const;
    void scale(const QVector3D &vector);
    void scale(qreal x, qreal y);
    void scale(qreal x, qreal y, qreal z);
    void scale(qreal factor);
    void translate(const QVector3D &vector);
    void translate(qreal x, qreal y);
    void translate(qreal x, qreal y, qreal z);
    void rotate(qreal angle, const QVector3D &vector);
    void rotate(qreal angle, qreal x, qreal y, qreal z = 0.0);
    void rotate(const QQuaternion &quaternion);
    void ortho(const QRect &rect);
    void ortho(const QRectF &rect);
    void ortho(qreal left, qreal right, qreal bottom, qreal top, qreal nearPlane, qreal farPlane);
    void frustum(qreal left, qreal right, qreal bottom, qreal top, qreal nearPlane, qreal farPlane);
    void perspective(qreal angle, qreal aspect, qreal nearPlane, qreal farPlane);
    void lookAt(const QVector3D &eye, const QVector3D &center, const QVector3D &up);
    void flipCoordinates();
    SIP_PYLIST copyDataTo() const /DocType="list-of-float"/;
%MethodCode
        qreal values[16];
        
        sipCpp->copyDataTo(values);
        sipError = qtgui_matrixDataAsList(16, values, &sipRes);
%End

    QMatrix toAffine() const;
    QTransform toTransform() const;
    QTransform toTransform(qreal distanceToPlane) const;
    QRect mapRect(const QRect &rect) const;
    QRectF mapRect(const QRectF &rect) const;
    SIP_PYLIST data() /DocType="list-of-float"/;
%MethodCode
        sipError = qtgui_matrixDataAsList(16, sipCpp->constData(), &sipRes);
%End

    void optimize();
    SIP_PYOBJECT __getitem__(SIP_PYOBJECT) const;
%MethodCode
        int row, column;
        
        if ((sipError = qtgui_matrixParseIndex(a0, 4, 4, &row, &column)) == sipErrorNone)
        {
            sipRes = PyFloat_FromDouble(sipCpp->operator()(row, column));
        
            if (!sipRes)
                sipError = sipErrorFail;
        }
%End

    void __setitem__(SIP_PYOBJECT, qreal);
%MethodCode
        int row, column;
        
        if ((sipError = qtgui_matrixParseIndex(a0, 4, 4, &row, &column)) == sipErrorNone)
            sipCpp->operator()(row, column) = a1;
%End

    QVector4D column(int index) const;
    void setColumn(int index, const QVector4D &value);
    QVector4D row(int index) const;
    void setRow(int index, const QVector4D &value);
    bool isIdentity() const;
    void setToIdentity();
    void fill(qreal value);
    QMatrix4x4 &operator+=(const QMatrix4x4 &other);
    QMatrix4x4 &operator-=(const QMatrix4x4 &other);
    QMatrix4x4 &operator*=(const QMatrix4x4 &other);
    QMatrix4x4 &operator*=(qreal factor);
    QMatrix4x4 &operator/=(qreal divisor);
    bool operator==(const QMatrix4x4 &other) const;
    bool operator!=(const QMatrix4x4 &other) const;
    QPoint map(const QPoint &point) const;
    QPointF map(const QPointF &point) const;
    QVector3D map(const QVector3D &point) const;
    QVector3D mapVector(const QVector3D &vector) const;
    QVector4D map(const QVector4D &point) const;
};

%End
%If (Qt_4_6_0 -)
QMatrix4x4 operator/(const QMatrix4x4 &matrix, qreal divisor);
%End
%If (Qt_4_6_0 -)
QMatrix4x4 operator+(const QMatrix4x4 &m1, const QMatrix4x4 &m2);
%End
%If (Qt_4_6_0 -)
QMatrix4x4 operator-(const QMatrix4x4 &m1, const QMatrix4x4 &m2);
%End
%If (Qt_4_6_0 -)
QMatrix4x4 operator*(const QMatrix4x4 &m1, const QMatrix4x4 &m2);
%End
%If (Qt_4_6_0 -)
QVector3D operator*(const QVector3D &vector, const QMatrix4x4 &matrix);
%End
%If (Qt_4_6_0 -)
QVector3D operator*(const QMatrix4x4 &matrix, const QVector3D &vector);
%End
%If (Qt_4_6_0 -)
QVector4D operator*(const QVector4D &vector, const QMatrix4x4 &matrix);
%End
%If (Qt_4_6_0 -)
QVector4D operator*(const QMatrix4x4 &matrix, const QVector4D &vector);
%End
%If (Qt_4_6_0 -)
QPoint operator*(const QPoint &point, const QMatrix4x4 &matrix);
%End
%If (Qt_4_6_0 -)
QPointF operator*(const QPointF &point, const QMatrix4x4 &matrix);
%End
%If (Qt_4_6_0 -)
QPoint operator*(const QMatrix4x4 &matrix, const QPoint &point);
%End
%If (Qt_4_6_0 -)
QPointF operator*(const QMatrix4x4 &matrix, const QPointF &point);
%End
%If (Qt_4_6_0 -)
QMatrix4x4 operator-(const QMatrix4x4 &matrix);
%End
%If (Qt_4_6_0 -)
QMatrix4x4 operator*(qreal factor, const QMatrix4x4 &matrix);
%End
%If (Qt_4_6_0 -)
QMatrix4x4 operator*(const QMatrix4x4 &matrix, qreal factor);
%End
%If (Qt_4_6_0 -)
bool qFuzzyCompare(const QMatrix4x4 &m1, const QMatrix4x4 &m2);
%End
%If (Qt_4_6_0 -)
QDataStream &operator<<(QDataStream &, const QMatrix4x4 & /Constrained/);
%End
%If (Qt_4_6_0 -)
QDataStream &operator>>(QDataStream &, QMatrix4x4 & /Constrained/);
%End

%ModuleHeaderCode
// Helpers for the matrix classes.
sipErrorState qtgui_matrixParseIndex(PyObject *tup, int nr_rows,
        int nr_columns, int *row, int *column);
sipErrorState qtgui_matrixDataFromSequence(PyObject *seq, int nr_values,
        qreal *values);
sipErrorState qtgui_matrixDataAsList(int nr_values, const qreal *values,
        PyObject **list);
%End

%ModuleCode
// Convert a Python object to a row and column.
sipErrorState qtgui_matrixParseIndex(PyObject *tup, int nr_rows,
        int nr_columns, int *row, int *column)
{
    sipErrorState es = sipErrorContinue;

#if PY_VERSION_HEX >= 0x02050000
    if (PyTuple_Check(tup) && PyArg_ParseTuple(tup, "ii", row, column))
#else
    if (PyTuple_Check(tup) && PyArg_ParseTuple(tup, const_cast<char *>("ii"), row, column))
#endif
        if (*row >= 0 && *row < nr_rows && *column >= 0 && *column < nr_columns)
            es = sipErrorNone;

    if (es == sipErrorContinue)
        PyErr_Format(PyExc_IndexError, "an index must be a row in the range 0 to %d and a column in the range 0 to %d", nr_rows - 1, nr_columns - 1);

    return es;
}


// Convert a Python object to an array of qreals.
sipErrorState qtgui_matrixDataFromSequence(PyObject *seq, int nr_values,
        qreal *values)
{
    sipErrorState es;

    if (PySequence_Size(seq) == nr_values)
    {
        es = sipErrorNone;

        for (int i = 0; i < nr_values; ++i)
        {
            PyObject *value = PySequence_GetItem(seq, i);

            if (!value)
            {
                es = sipErrorFail;
                break;
            }

            PyErr_Clear();

            double d = PyFloat_AsDouble(value);

            if (PyErr_Occurred())
            {
                Py_DECREF(value);
                es = sipErrorContinue;
                break;
            }

            Py_DECREF(value);

            *values++ = d;
        }
    }
    else
    {
        es = sipErrorContinue;
    }

    if (es == sipErrorContinue)
        PyErr_Format(PyExc_TypeError, "a sequence of %d floats is expected",
                nr_values);

    return es;
}


// Convert an array of qreals to a Python list.
sipErrorState qtgui_matrixDataAsList(int nr_values, const qreal *values,
        PyObject **list)
{
    PyObject *l = PyList_New(nr_values);

    if (!l)
        return sipErrorFail;

    for (int i = 0; i < nr_values; ++i)
    {
        PyObject *value = PyFloat_FromDouble(*values++);

        if (!value)
        {
            Py_DECREF(l);
            return sipErrorFail;
        }

        PyList_SET_ITEM(l, i, value);
    }

    *list = l;

    return sipErrorNone;
}
%End