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#ifndef __CGLA_MAT3X3F_H__
#define __CGLA_MAT3X3F_H__

#include "CGLA.h"
#include "Vec3f.h"
#include "ArithSqMat3x3Float.h"

namespace CGLA {

        /** 3 by 3 float matrix.
                        This class will typically be used for rotation or
                        scaling matrices for 3D vectors. */
        class Mat3x3f: public ArithSqMat3x3Float<Vec3f, Mat3x3f>
        {
        public:

                /// Construct matrix from 3 Vec3f vectors.
                Mat3x3f(Vec3f _a, Vec3f _b, Vec3f _c): 
                        ArithSqMat3x3Float<Vec3f, Mat3x3f> (_a,_b,_c) {}
  
                /// Construct the 0 matrix
                Mat3x3f() {}

                /// Construct a matrix from a single scalar value.
                explicit Mat3x3f(float a): ArithSqMat3x3Float<Vec3f, Mat3x3f>(a) {}

        };

        /// Create a rotation _matrix. Rotates about one of the major axes.
        Mat3x3f rotation_Mat3x3f(CGLA::Axis axis, float angle);

        /// Create a scaling matrix.
        Mat3x3f scaling_Mat3x3f(const Vec3f&);

        /// Create an identity matrix.
        inline Mat3x3f identity_Mat3x3f()
        {
                return Mat3x3f(Vec3f(1,0,0), Vec3f(0,1,0), Vec3f(0,0,1));
        }

}
#endif