/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
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licensors of this Program grant you additional
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 or by snail mail at:
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*==LICENSE==*/
#ifndef pyMatrix44_h_inc
#define pyMatrix44_h_inc

#include <array>

#include "hsMatrix44.h"

#include "pyGlueDefinitions.h"

class pyPoint3;
class pyVector3;

typedef std::array<float, 4*4> mat44_t;

class pyMatrix44
{
protected:
    pyMatrix44() { fMatrix.Reset(); }
    pyMatrix44(const hsMatrix44& other) : fMatrix(other) { }

public:
    // required functions for PyObject interoperability
    PYTHON_CLASS_NEW_FRIEND(ptMatrix44);
    PYTHON_CLASS_NEW_DEFINITION;
    static PyObject *New(const hsMatrix44 &obj);
    PYTHON_CLASS_CHECK_DEFINITION; // returns true if the PyObject is a pyMatrix44 object
    PYTHON_CLASS_CONVERT_FROM_DEFINITION(pyMatrix44); // converts a PyObject to a pyMatrix44 (throws error if not correct type)

    static void AddPlasmaClasses(PyObject *m);

    hsMatrix44      fMatrix;

    // operator methods
    PyObject* operator*(const pyMatrix44& b) const { return pyMatrix44::New(fMatrix * b.fMatrix); } // returns pyMatrix44
    PyObject* operator*(const pyVector3& p) const;
    PyObject* operator*(const pyPoint3& p) const;

    // other methods
    PyObject* Copy() const { return pyMatrix44::New(fMatrix); } // returns pyMatrix44
    void Translate(const pyVector3& v);
    void Scale(const pyVector3& v);
    void Rotate(int axis, float radians) { fMatrix.Rotate(axis, radians); }
    void Reset() { fMatrix.Reset(); }
    void MakeTranslateMat(const pyVector3& trans);
    void MakeScaleMat(const pyVector3& scale);
    void MakeRotateMat(int axis, float radians) { fMatrix.MakeRotateMat(axis, radians); }
    void Make(const pyPoint3& from, const pyPoint3& at, const pyVector3& up);
    void MakeUpPreserving(const pyPoint3& from, const pyPoint3& at, const pyVector3& up);
    bool GetParity() const { return fMatrix.GetParity(); }
    float GetDeterminant() const { return fMatrix.GetDeterminant(); }
    PyObject* GetInverse(PyObject* inverse) const; // returns (and accepts) pyMatrix44
    PyObject* GetTranspose(PyObject* inverse) const; // returns (and accepts) pyMatrix44
    PyObject* GetAdjoint(PyObject* adjoint) const; // returns (and accepts) pyMatrix44
    PyObject* GetTranslate(PyObject* pt) const; // returns (and accepts) pyVector3
    PyObject* GetViewAxis() const; // returns pyVector3
    PyObject* GetUpAxis() const; // returns pyVector3
    PyObject* GetRightAxis() const; // returns pyVector3

    /** Returns a copy of the 4x4 matrix data */
    mat44_t GetData() const;
    void SetData(const float mat[]);
};


#endif // pyMatrix44_h_inc
