range.hpp

Go to the documentation of this file.

#pragma once

// Dependencies
#include "../detail/setup.hpp"

#ifndef GLM_ENABLE_EXPERIMENTAL
#       error "GLM: GLM_GTX_range is an experimetal extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
#endif

#if !GLM_HAS_RANGE_FOR
#       error "GLM_GTX_range requires C++11 suppport or 'range for'"
#endif

#include "../gtc/type_ptr.hpp"
#include "../gtc/vec1.hpp"

namespace glm
{

        template <typename T, precision P>
        inline length_t components(tvec1<T, P> const & v)
        {
                return v.length();
        }
        
        template <typename T, precision P>
        inline length_t components(tvec2<T, P> const & v)
        {
                return v.length();
        }
        
        template <typename T, precision P>
        inline length_t components(tvec3<T, P> const & v)
        {
                return v.length();
        }
        
        template <typename T, precision P>
        inline length_t components(tvec4<T, P> const & v)
        {
                return v.length();
        }
        
        template <typename genType>
        inline length_t components(genType const & m)
        {
                return m.length() * m[0].length();
        }
        
        template <typename genType>
        inline typename genType::value_type const * begin(genType const & v)
        {
                return value_ptr(v);
        }

        template <typename genType>
        inline typename genType::value_type const * end(genType const & v)
        {
                return begin(v) + components(v);
        }

        template <typename genType>
        inline typename genType::value_type * begin(genType& v)
        {
                return value_ptr(v);
        }

        template <typename genType>
        inline typename genType::value_type * end(genType& v)
        {
                return begin(v) + components(v);
        }

}//namespace glm