type_vec4.hpp

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#ifndef glm_core_type_gentype4
#define glm_core_type_gentype4

#include "type_vec.hpp"
#include "type_float.hpp"
#include "type_int.hpp"
#include "type_size.hpp"
#include "_swizzle.hpp"

namespace glm{
namespace detail
{
    template <typename T> struct tref2;
    template <typename T> struct tref3;
    template <typename T> struct tref4;
    template <typename T> struct tvec2;
    template <typename T> struct tvec3;

    template <typename T>
    struct tvec4
    {
        enum ctor{null};

        typedef T value_type;
        typedef std::size_t size_type;
        typedef tvec4<T> type;
        typedef tvec4<bool> bool_type;

        GLM_FUNC_DECL GLM_CONSTEXPR size_type length() const;

        // Data

#   if(GLM_COMPONENT == GLM_COMPONENT_CXX11)
        union 
        {
#       if(defined(GLM_SWIZZLE))
            _GLM_SWIZZLE4_2_MEMBERS(value_type, glm::detail::tvec2<value_type>, x, y, z, w)
            _GLM_SWIZZLE4_2_MEMBERS(value_type, glm::detail::tvec2<value_type>, r, g, b, a)
            _GLM_SWIZZLE4_2_MEMBERS(value_type, glm::detail::tvec2<value_type>, s, t, p, q)
            _GLM_SWIZZLE4_3_MEMBERS(value_type, glm::detail::tvec3<value_type>, x, y, z, w)
            _GLM_SWIZZLE4_3_MEMBERS(value_type, glm::detail::tvec3<value_type>, r, g, b, a)
            _GLM_SWIZZLE4_3_MEMBERS(value_type, glm::detail::tvec3<value_type>, s, t, p, q)
            _GLM_SWIZZLE4_4_MEMBERS(value_type, glm::detail::tvec4<value_type>, x, y, z, w)
            _GLM_SWIZZLE4_4_MEMBERS(value_type, glm::detail::tvec4<value_type>, r, g, b, a)
            _GLM_SWIZZLE4_4_MEMBERS(value_type, glm::detail::tvec4<value_type>, s, t, p, q)
#       endif//(defined(GLM_SWIZZLE))

            struct{value_type r, g, b, a;};
            struct{value_type s, t, p, q;};
            struct{value_type x, y, z, w;};
        };
#   elif(GLM_COMPONENT == GLM_COMPONENT_CXX98)
        union {value_type x, r, s;};
        union {value_type y, g, t;};
        union {value_type z, b, p;};
        union {value_type w, a, q;};

#       if(defined(GLM_SWIZZLE))
            // Defines all he swizzle operator as functions
            GLM_SWIZZLE_GEN_REF_FROM_VEC4(T, detail::tvec4, detail::tref2, detail::tref3, detail::tref4)
            GLM_SWIZZLE_GEN_VEC_FROM_VEC4(T, detail::tvec4, detail::tvec2, detail::tvec3, detail::tvec4)
#       endif//(defined(GLM_SWIZZLE))
#   else //(GLM_COMPONENT == GLM_COMPONENT_ONLY_XYZW)
        value_type x, y, z, w;

#       if(defined(GLM_SWIZZLE))
            // Defines all he swizzle operator as functions
            GLM_SWIZZLE_GEN_REF_FROM_VEC4_COMP(T, detail::tvec4, detail::tref2, detail::tref3, detail::tref4, x, y, z, w)
            GLM_SWIZZLE_GEN_VEC_FROM_VEC4_COMP(T, detail::tvec4, detail::tvec2, detail::tvec3, detail::tvec4, x, y, z, w)
#       endif//(defined(GLM_SWIZZLE))
#   endif//GLM_COMPONENT

        // Accesses

        GLM_FUNC_DECL value_type & operator[](size_type i);
        GLM_FUNC_DECL value_type const & operator[](size_type i) const;

        // Implicit basic constructors

        GLM_FUNC_DECL tvec4();
        GLM_FUNC_DECL tvec4(type const & v);

        // Explicit basic constructors

        GLM_FUNC_DECL explicit tvec4(
            ctor);
        GLM_FUNC_DECL explicit tvec4(
            value_type const & s);
        GLM_FUNC_DECL explicit tvec4(
            value_type const & s0, 
            value_type const & s1, 
            value_type const & s2, 
            value_type const & s3);

        // Convertion scalar constructors

        template <typename U> 
        GLM_FUNC_DECL explicit tvec4(
            U const & x);
        template <typename A, typename B, typename C, typename D> 
        GLM_FUNC_DECL explicit tvec4(
            A const & x, 
            B const & y, 
            C const & z, 
            D const & w);           

        // Convertion vector constructors

        template <typename A, typename B, typename C> 
        GLM_FUNC_DECL explicit tvec4(tvec2<A> const & v, B const & s1, C const & s2);
        template <typename A, typename B, typename C> 
        GLM_FUNC_DECL explicit tvec4(A const & s1, tvec2<B> const & v, C const & s2);
        template <typename A, typename B, typename C> 
        GLM_FUNC_DECL explicit tvec4(A const & s1, B const & s2, tvec2<C> const & v);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(tvec3<A> const & v, B const & s);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(A const & s, tvec3<B> const & v);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(tvec2<A> const & v1, tvec2<B> const & v2);
        template <typename U> 
        GLM_FUNC_DECL explicit tvec4(tvec4<U> const & v);

        template <int E0, int E1, int E2, int E3>
        GLM_FUNC_DECL tvec4(glm::detail::swizzle<4, T, tvec4<T>, E0, E1, E2, E3> const & that)
        {
            *this = that();
        }

        template <int E0, int E1, int F0, int F1>
        GLM_FUNC_DECL tvec4(glm::detail::swizzle<2, T, tvec2<T>, E0, E1, -1, -2> const & v, glm::detail::swizzle<2, T, tvec2<T>, F0, F1, -1, -2> const & u)
        {
            *this = tvec4<T>(v(), u());
        }

        template <int E0, int E1>
        GLM_FUNC_DECL tvec4(T const & x, T const & y, glm::detail::swizzle<2, T, tvec2<T>, E0, E1, -1, -2> const & v)
        {
            *this = tvec4<T>(x, y, v());
        }

        template <int E0, int E1>
        GLM_FUNC_DECL tvec4(T const & x, glm::detail::swizzle<2, T, tvec2<T>, E0, E1, -1, -2> const & v, T const & w)
        {
            *this = tvec4<T>(x, v(), w);
        }

        template <int E0, int E1>
        GLM_FUNC_DECL tvec4(glm::detail::swizzle<2, T, tvec2<T>, E0, E1, -1, -2> const & v, T const & z, T const & w)
        {
            *this = tvec4<T>(v(), z, w);
        }

        template <int E0, int E1, int E2>
        GLM_FUNC_DECL tvec4(glm::detail::swizzle<3, T, tvec3<T>, E0, E1, E2, -1> const & v, T const & w)
        {
            *this = tvec4<T>(v(), w);
        }

        template <int E0, int E1, int E2>
        GLM_FUNC_DECL tvec4(T const & x, glm::detail::swizzle<3, T, tvec3<T>, E0, E1, E2, -1> const & v)
        {
            *this = tvec4<T>(x, v());
        }

        // Swizzle constructors

        GLM_FUNC_DECL tvec4(tref4<T> const & r);

        template <typename A, typename B, typename C> 
        GLM_FUNC_DECL explicit tvec4(tref2<A> const & v, B const & s1, C const & s2);
        template <typename A, typename B, typename C> 
        GLM_FUNC_DECL explicit tvec4(A const & s1, tref2<B> const & v, C const & s2);
        template <typename A, typename B, typename C> 
        GLM_FUNC_DECL explicit tvec4(A const & s1, B const & s2, tref2<C> const & v);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(tref3<A> const & v, B const & s);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(A const & s, tref3<B> const & v);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(tref2<A> const & v1, tref2<B> const & v2);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(tvec2<A> const & v1, tref2<B> const & v2);
        template <typename A, typename B> 
        GLM_FUNC_DECL explicit tvec4(tref2<A> const & v1, tvec2<B> const & v2);

        // Unary arithmetic operators

        GLM_FUNC_DECL tvec4<T> & operator= (tvec4<T> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator= (tvec4<U> const & v);

        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator+=(U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator+=(tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator-=(U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator-=(tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator*=(U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator*=(tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator/=(U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator/=(tvec4<U> const & v);
        GLM_FUNC_DECL tvec4<T> & operator++();
        GLM_FUNC_DECL tvec4<T> & operator--();

        // Unary bit operators

        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator%= (U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator%= (tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator&= (U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator&= (tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator|= (U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator|= (tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator^= (U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator^= (tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator<<=(U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator<<=(tvec4<U> const & v);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator>>=(U const & s);
        template <typename U>
        GLM_FUNC_DECL tvec4<T> & operator>>=(tvec4<U> const & v);

        // Swizzle operators

        GLM_FUNC_DECL value_type swizzle(comp X) const;
        GLM_FUNC_DECL tvec2<T> swizzle(comp X, comp Y) const;
        GLM_FUNC_DECL tvec3<T> swizzle(comp X, comp Y, comp Z) const;
        GLM_FUNC_DECL tvec4<T> swizzle(comp X, comp Y, comp Z, comp W) const;
        GLM_FUNC_DECL tref2<T> swizzle(comp X, comp Y);
        GLM_FUNC_DECL tref3<T> swizzle(comp X, comp Y, comp Z);
        GLM_FUNC_DECL tref4<T> swizzle(comp X, comp Y, comp Z, comp W);
    };

    template <typename T>
    struct tref4
    {
        GLM_FUNC_DECL tref4(T & x, T & y, T & z, T & w);
        GLM_FUNC_DECL tref4(tref4<T> const & r);
        GLM_FUNC_DECL explicit tref4(tvec4<T> const & v);

        GLM_FUNC_DECL tref4<T> & operator= (tref4<T> const & r);
        GLM_FUNC_DECL tref4<T> & operator= (tvec4<T> const & v);

        GLM_FUNC_DECL tvec4<T> operator() ();

        T & x;
        T & y;
        T & z;
        T & w;
    };

    GLM_DETAIL_IS_VECTOR(tvec4);
}//namespace detail


    typedef detail::tvec4<highp_float>      highp_vec4;

    typedef detail::tvec4<mediump_float>    mediump_vec4;

    typedef detail::tvec4<lowp_float>       lowp_vec4;

    typedef detail::tvec4<highp_int>        highp_ivec4;

    typedef detail::tvec4<mediump_int>      mediump_ivec4;

    typedef detail::tvec4<lowp_int>         lowp_ivec4;

    typedef detail::tvec4<highp_uint>       highp_uvec4;

    typedef detail::tvec4<mediump_uint>     mediump_uvec4;

    typedef detail::tvec4<lowp_uint>        lowp_uvec4;

}//namespace glm

#ifndef GLM_EXTERNAL_TEMPLATE
#include "type_vec4.inl"
#endif//GLM_EXTERNAL_TEMPLATE

#endif//glm_core_type_gentype4