cs237-mat3x2.hxx

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/*
 * COPYRIGHT (c) 2015 John Reppy (http://cs.uchicago.edu/~jhr)
 * All rights reserved.
 */

#ifndef _CS237_MAT3X2_HXX_
#define _CS237_MAT3X2_HXX_

#ifndef _CS237_HXX_
#error "c237-mat3x2.hxx should not be included directly"
#endif

namespace cs237 {

    namespace __detail {

    template <typename T>
    struct mat3x2 {
        vec2<T> cv[3];  // column vectors

        mat3x2 () {}
        mat3x2 (mat3x2 const &m);
        explicit mat3x2 (
        T m00, T m10,   // first column
        T m01, T m11,   // second column
        T m02, T m12);  // third column
        explicit mat3x2 (vec2<T> const &c0, vec2<T> const &c1, vec2<T> const &c2);
        explicit mat3x2 (mat3x3<T> const &mm);

        vec2<T> & operator[] (unsigned int const &i);
        vec2<T> const & operator[] (unsigned int const &i) const;

        mat3x2 & operator= (mat3x2 const &mm);

        mat3x2 & operator+= (T const &s);
        mat3x2 & operator+= (mat3x2 const &v);

        mat3x2 & operator-= (T const &s);
        mat3x2 & operator-= (mat3x2 const &v);

        mat3x2 & operator*= (T const &s);

        mat2x3<T> transpose() const;
    };

    template <typename T>
    std::ostream& operator<< (std::ostream& s, mat3x2<T> const &m);

    } /* _namespace __detail */

    typedef __detail::mat3x2<float> mat3x2f;
    typedef __detail::mat3x2<double> mat3x2d;

} /* namespace cs237 */

#endif /* !_CS237_MAT3X2_HXX_ */