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//////////////////////////////////////////////////////////////////////////////////
// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)
//////////////////////////////////////////////////////////////////////////////////
// Created : 2007-09-28
// Updated : 2008-10-07
// Licence : This source is under MIT License
// File : glm/gtx/normalize_dot.hpp
//////////////////////////////////////////////////////////////////////////////////
// Dependency:
// - GLM core
// - GLM_GTX_fast_square_root
//////////////////////////////////////////////////////////////////////////////////
#ifndef glm_gtx_normalize_dot
#define glm_gtx_normalize_dot
// Dependency:
#include "../glm.hpp"
#include "../gtx/fast_square_root.hpp"
#if(defined(GLM_MESSAGES) && !defined(glm_ext))
# pragma message("GLM: GLM_GTX_normalize_dot extension included")
#endif
namespace glm{
namespace gtx{
namespace normalize_dot ///< GLM_GTX_normalize_dot extension: Dot product of vectors that need to be normalize with a single square root.
{
using namespace gtx::fast_square_root;
/// \addtogroup gtx_normalize_dot
/// @{
//! Normalize parameters and returns the dot product of x and y.
//! It's faster that dot(normalize(x), normalize(y)).
//! From GLM_GTX_normalize_dot extension.
template <typename genType>
typename genType::value_type normalizeDot(
genType const & x,
genType const & y);
//! Normalize parameters and returns the dot product of x and y.
//! Faster that dot(fastNormalize(x), fastNormalize(y)).
//! From GLM_GTX_normalize_dot extension.
template <typename genType>
typename genType::value_type fastNormalizeDot(
genType const & x,
genType const & y);
/// @}
}//namespace normalize_dot
}//namespace gtx
}//namespace glm
#include "normalize_dot.inl"
namespace glm{using namespace gtx::normalize_dot;}
#endif//glm_gtx_normalize_dot
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