type_vec4.hpp

// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
// Created : 2008-08-22
// Updated : 2010-02-03
// Licence : This source is under MIT License
// File    : glm/core/type_tvec4.hpp

#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 test
        {
                void main_vec4();
        }//namespace test

        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;
                        static size_type value_size();

                        typedef tvec4<T> type;
                        typedef tvec4<bool> bool_type;

                        // Data

#               if(GLM_COMPONENT == GLM_COMPONENT_ONLY_XYZW)
                        value_type x, y, z, w;
#               elif(GLM_COMPONENT == GLM_COMPONENT_MS_EXT)
                        union 
                        {
                                struct{value_type x, y, z, w;};
                                struct{value_type r, g, b, a;};
                                struct{value_type s, t, p, q;};
                        };
#               else//(GLM_COMPONENT == GLM_COMPONENT_GLSL_NAMES)
                        union {value_type x, r, s;};
                        union {value_type y, g, t;};
                        union {value_type z, b, p;};
                        union {value_type w, a, q;};
#               endif//GLM_COMPONENT

                        // Accesses

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

                        // Implicit basic constructors

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

                        // Explicit basic constructors

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

                        // Swizzle constructors

                        tvec4(tref4<T> const & r);

                        // Convertion scalar constructors

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

                        // Convertion vector constructors

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

                        // Unary arithmetic operators

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

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

                        // Unary bit operators

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

                        // Swizzle operators

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

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

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

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

                GLM_DETAIL_IS_VECTOR(tvec4);
        } //namespace detail

        namespace core{
        namespace type{

        // Float definition

        namespace precision
        {
                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 precision

        }//namespace type
        }//namespace core

        using namespace core::type;

}//namespace glm

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

#endif//glm_core_type_gentype4