range.hpp

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#pragma once
 
// Dependencies
#include "../detail/setup.hpp"
 
#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
#   ifndef GLM_ENABLE_EXPERIMENTAL
#       pragma message("GLM: GLM_GTX_range is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it.")
#   else
#       pragma message("GLM: GLM_GTX_range extension included")
#   endif
#endif
 
#include "../gtc/type_ptr.hpp"
#include "../gtc/vec1.hpp"
 
namespace glm
{
 
#   if GLM_COMPILER & GLM_COMPILER_VC
#       pragma warning(push)
#       pragma warning(disable : 4100) // unreferenced formal parameter
#   endif
 
    template<typename T, qualifier Q>
    inline length_t components(vec<1, T, Q> const& v)
    {
        return v.length();
    }
 
    template<typename T, qualifier Q>
    inline length_t components(vec<2, T, Q> const& v)
    {
        return v.length();
    }
 
    template<typename T, qualifier Q>
    inline length_t components(vec<3, T, Q> const& v)
    {
        return v.length();
    }
 
    template<typename T, qualifier Q>
    inline length_t components(vec<4, T, Q> 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);
    }
 
#   if GLM_COMPILER & GLM_COMPILER_VC
#       pragma warning(pop)
#   endif
 
}//namespace glm