IvfMatrixStack.h

//
// Copyright 1999-2006 by Structural Mechanics, Lund University.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems to "ivf@byggmek.lth.se".
//

#ifndef _CIvfMatrixStack_h_
#define _CIvfMatrixStack_h_

#include <ivf/ivfconfig.h>
#include <ivfmath/IvfMathBase.h>

#include <ivfmath/IvfMat4d.h>

#define IVF_MATRIX_STACK_SIZE 32

IvfSmartPointer(CIvfMatrixStack);

class IVFMATH_API CIvfMatrixStack : public CIvfMathBase {
private:

        int m_currentMatrix;

        CIvfMat4d m_matrixStack[IVF_MATRIX_STACK_SIZE];
        CIvfMat4d m_translateMatrix;
        CIvfMat4d m_rotateMatrix;

        void initialize();
public:
        CIvfMatrixStack();

        virtual ~CIvfMatrixStack();

        IvfClassInfo("CIvfMatrixStack",CIvfMathBase);

        void pushMatrix();

        void popMatrix();

        void translate(double x, double y, double z);

        void rotate(double vx, double vy, double vz, double theta);

        void printCurrent();

        void zero();

        void identity();

        void getWorldCoordinate(double lx, double ly, double lz, 
                double &wx, double &wy, double &wz);

};

#endif 

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