type_mat2x2.inl

#include "../matrix.hpp"
 
namespace glm
{
    // -- Constructors --
 
#   if GLM_CONFIG_DEFAULTED_FUNCTIONS == GLM_DISABLE
        template<typename T, qualifier Q>
        GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat()
#           if GLM_CONFIG_CTOR_INIT == GLM_CTOR_INITIALIZER_LIST
                : value{col_type(1, 0), col_type(0, 1)}
#           endif
        {
#           if GLM_CONFIG_CTOR_INIT == GLM_CTOR_INITIALISATION
                this->value[0] = col_type(1, 0);
                this->value[1] = col_type(0, 1);
#           endif
        }
#   endif
 
    template<typename T, qualifier Q>
    template<qualifier P>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 2, T, P> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{m[0], m[1]}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = m[0];
            this->value[1] = m[1];
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(T scalar)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(scalar, 0), col_type(0, scalar)}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(scalar, 0);
            this->value[1] = col_type(0, scalar);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat
    (
        T const& x0, T const& y0,
        T const& x1, T const& y1
    )
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(x0, y0), col_type(x1, y1)}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(x0, y0);
            this->value[1] = col_type(x1, y1);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(col_type const& v0, col_type const& v1)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{v0, v1}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = v0;
            this->value[1] = v1;
#       endif
    }
 
    // -- Conversion constructors --
 
    template<typename T, qualifier Q>
    template<typename X1, typename Y1, typename X2, typename Y2>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat
    (
        X1 const& x1, Y1 const& y1,
        X2 const& x2, Y2 const& y2
    )
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(static_cast<T>(x1), value_type(y1)), col_type(static_cast<T>(x2), value_type(y2)) }
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(static_cast<T>(x1), value_type(y1));
            this->value[1] = col_type(static_cast<T>(x2), value_type(y2));
#       endif
    }
 
    template<typename T, qualifier Q>
    template<typename V1, typename V2>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(vec<2, V1, Q> const& v1, vec<2, V2, Q> const& v2)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(v1), col_type(v2)}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(v1);
            this->value[1] = col_type(v2);
#       endif
    }
 
    // -- mat2x2 matrix conversions --
 
    template<typename T, qualifier Q>
    template<typename U, qualifier P>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 2, U, P> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<3, 3, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<4, 4, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 3, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<3, 2, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<2, 4, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<4, 2, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<3, 4, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR mat<2, 2, T, Q>::mat(mat<4, 3, T, Q> const& m)
#       if GLM_HAS_INITIALIZER_LISTS
            : value{col_type(m[0]), col_type(m[1])}
#       endif
    {
#       if !GLM_HAS_INITIALIZER_LISTS
            this->value[0] = col_type(m[0]);
            this->value[1] = col_type(m[1]);
#       endif
    }
 
    // -- Accesses --
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER typename mat<2, 2, T, Q>::col_type& mat<2, 2, T, Q>::operator[](typename mat<2, 2, T, Q>::length_type i)
    {
        assert(i < this->length());
        return this->value[i];
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::col_type const& mat<2, 2, T, Q>::operator[](typename mat<2, 2, T, Q>::length_type i) const
    {
        assert(i < this->length());
        return this->value[i];
    }
 
    // -- Unary updatable operators --
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator=(mat<2, 2, U, Q> const& m)
    {
        this->value[0] = m[0];
        this->value[1] = m[1];
        return *this;
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator+=(U scalar)
    {
        this->value[0] += scalar;
        this->value[1] += scalar;
        return *this;
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator+=(mat<2, 2, U, Q> const& m)
    {
        this->value[0] += m[0];
        this->value[1] += m[1];
        return *this;
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator-=(U scalar)
    {
        this->value[0] -= scalar;
        this->value[1] -= scalar;
        return *this;
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator-=(mat<2, 2, U, Q> const& m)
    {
        this->value[0] -= m[0];
        this->value[1] -= m[1];
        return *this;
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator*=(U scalar)
    {
        this->value[0] *= scalar;
        this->value[1] *= scalar;
        return *this;
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator*=(mat<2, 2, U, Q> const& m)
    {
        return (*this = *this * m);
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator/=(U scalar)
    {
        this->value[0] /= scalar;
        this->value[1] /= scalar;
        return *this;
    }
 
    template<typename T, qualifier Q>
    template<typename U>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator/=(mat<2, 2, U, Q> const& m)
    {
        return *this *= inverse(m);
    }
 
    // -- Increment and decrement operators --
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator++()
    {
        ++this->value[0];
        ++this->value[1];
        return *this;
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q>& mat<2, 2, T, Q>::operator--()
    {
        --this->value[0];
        --this->value[1];
        return *this;
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> mat<2, 2, T, Q>::operator++(int)
    {
        mat<2, 2, T, Q> Result(*this);
        ++*this;
        return Result;
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> mat<2, 2, T, Q>::operator--(int)
    {
        mat<2, 2, T, Q> Result(*this);
        --*this;
        return Result;
    }
 
    // -- Unary arithmetic operators --
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator+(mat<2, 2, T, Q> const& m)
    {
        return m;
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator-(mat<2, 2, T, Q> const& m)
    {
        return mat<2, 2, T, Q>(
            -m[0],
            -m[1]);
    }
 
    // -- Binary arithmetic operators --
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator+(mat<2, 2, T, Q> const& m, T scalar)
    {
        return mat<2, 2, T, Q>(
            m[0] + scalar,
            m[1] + scalar);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator+(T scalar, mat<2, 2, T, Q> const& m)
    {
        return mat<2, 2, T, Q>(
            m[0] + scalar,
            m[1] + scalar);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator+(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2)
    {
        return mat<2, 2, T, Q>(
            m1[0] + m2[0],
            m1[1] + m2[1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator-(mat<2, 2, T, Q> const& m, T scalar)
    {
        return mat<2, 2, T, Q>(
            m[0] - scalar,
            m[1] - scalar);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator-(T scalar, mat<2, 2, T, Q> const& m)
    {
        return mat<2, 2, T, Q>(
            scalar - m[0],
            scalar - m[1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator-(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2)
    {
        return mat<2, 2, T, Q>(
            m1[0] - m2[0],
            m1[1] - m2[1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator*(mat<2, 2, T, Q> const& m, T scalar)
    {
        return mat<2, 2, T, Q>(
            m[0] * scalar,
            m[1] * scalar);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator*(T scalar, mat<2, 2, T, Q> const& m)
    {
        return mat<2, 2, T, Q>(
            m[0] * scalar,
            m[1] * scalar);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER typename mat<2, 2, T, Q>::col_type operator*
    (
        mat<2, 2, T, Q> const& m,
        typename mat<2, 2, T, Q>::row_type const& v
    )
    {
        return vec<2, T, Q>(
            m[0][0] * v.x + m[1][0] * v.y,
            m[0][1] * v.x + m[1][1] * v.y);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER typename mat<2, 2, T, Q>::row_type operator*
    (
        typename mat<2, 2, T, Q>::col_type const& v,
        mat<2, 2, T, Q> const& m
    )
    {
        return vec<2, T, Q>(
            v.x * m[0][0] + v.y * m[0][1],
            v.x * m[1][0] + v.y * m[1][1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator*(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2)
    {
        return mat<2, 2, T, Q>(
            m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1],
            m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1],
            m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1],
            m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<3, 2, T, Q> operator*(mat<2, 2, T, Q> const& m1, mat<3, 2, T, Q> const& m2)
    {
        return mat<3, 2, T, Q>(
            m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1],
            m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1],
            m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1],
            m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1],
            m1[0][0] * m2[2][0] + m1[1][0] * m2[2][1],
            m1[0][1] * m2[2][0] + m1[1][1] * m2[2][1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<4, 2, T, Q> operator*(mat<2, 2, T, Q> const& m1, mat<4, 2, T, Q> const& m2)
    {
        return mat<4, 2, T, Q>(
            m1[0][0] * m2[0][0] + m1[1][0] * m2[0][1],
            m1[0][1] * m2[0][0] + m1[1][1] * m2[0][1],
            m1[0][0] * m2[1][0] + m1[1][0] * m2[1][1],
            m1[0][1] * m2[1][0] + m1[1][1] * m2[1][1],
            m1[0][0] * m2[2][0] + m1[1][0] * m2[2][1],
            m1[0][1] * m2[2][0] + m1[1][1] * m2[2][1],
            m1[0][0] * m2[3][0] + m1[1][0] * m2[3][1],
            m1[0][1] * m2[3][0] + m1[1][1] * m2[3][1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator/(mat<2, 2, T, Q> const& m, T scalar)
    {
        return mat<2, 2, T, Q>(
            m[0] / scalar,
            m[1] / scalar);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator/(T scalar, mat<2, 2, T, Q> const& m)
    {
        return mat<2, 2, T, Q>(
            scalar / m[0],
            scalar / m[1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER typename mat<2, 2, T, Q>::col_type operator/(mat<2, 2, T, Q> const& m, typename mat<2, 2, T, Q>::row_type const& v)
    {
        return inverse(m) * v;
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER typename mat<2, 2, T, Q>::row_type operator/(typename mat<2, 2, T, Q>::col_type const& v, mat<2, 2, T, Q> const& m)
    {
        return v *  inverse(m);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER mat<2, 2, T, Q> operator/(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2)
    {
        mat<2, 2, T, Q> m1_copy(m1);
        return m1_copy /= m2;
    }
 
    // -- Boolean operators --
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER bool operator==(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2)
    {
        return (m1[0] == m2[0]) && (m1[1] == m2[1]);
    }
 
    template<typename T, qualifier Q>
    GLM_FUNC_QUALIFIER bool operator!=(mat<2, 2, T, Q> const& m1, mat<2, 2, T, Q> const& m2)
    {
        return (m1[0] != m2[0]) || (m1[1] != m2[1]);
    }
} //namespace glm