From 74c6854fd8dcbaee736ac0421805ff1e03c4a1e2 Mon Sep 17 00:00:00 2001
From: iamn1ck <iamn1ck@yahoo.com>
Date: Sun, 19 Feb 2017 07:00:34 -0600
Subject: -quadtree and opengl rendering are now in the master branch ! -using
 sdl_rect for location and size ended up being not so great due to it not
 having floats, so we reverted back to using location -much, much refractoring
 is now needed

---
 inc/glm/detail/func_exponential.inl | 161 ++++++++++++++++++++++++++++++++++++
 1 file changed, 161 insertions(+)
 create mode 100644 inc/glm/detail/func_exponential.inl

(limited to 'inc/glm/detail/func_exponential.inl')

diff --git a/inc/glm/detail/func_exponential.inl b/inc/glm/detail/func_exponential.inl
new file mode 100644
index 0000000..bbd76a8
--- /dev/null
+++ b/inc/glm/detail/func_exponential.inl
@@ -0,0 +1,161 @@
+///////////////////////////////////////////////////////////////////////////////////
+/// OpenGL Mathematics (glm.g-truc.net)
+///
+/// Copyright (c) 2005 - 2015 G-Truc Creation (www.g-truc.net)
+/// Permission is hereby granted, free of charge, to any person obtaining a copy
+/// of this software and associated documentation files (the "Software"), to deal
+/// in the Software without restriction, including without limitation the rights
+/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+/// copies of the Software, and to permit persons to whom the Software is
+/// furnished to do so, subject to the following conditions:
+/// 
+/// The above copyright notice and this permission notice shall be included in
+/// all copies or substantial portions of the Software.
+/// 
+/// Restrictions:
+///		By making use of the Software for military purposes, you choose to make
+///		a Bunny unhappy.
+/// 
+/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+/// THE SOFTWARE.
+///
+/// @ref core
+/// @file glm/detail/func_exponential.inl
+/// @date 2008-08-03 / 2011-06-15
+/// @author Christophe Riccio
+///////////////////////////////////////////////////////////////////////////////////
+
+#include "func_vector_relational.hpp"
+#include "_vectorize.hpp"
+#include <limits>
+#include <cmath>
+#include <cassert>
+
+namespace glm{
+namespace detail
+{
+#	if GLM_HAS_CXX11_STL
+		using std::log2;
+#	else
+		template <typename genType>
+		genType log2(genType Value)
+		{
+			return std::log(Value) * static_cast<genType>(1.4426950408889634073599246810019);
+		}
+#	endif
+
+	template <typename T, precision P, template <class, precision> class vecType, bool isFloat = true>
+	struct compute_log2
+	{
+		GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & vec)
+		{
+			return detail::functor1<T, T, P, vecType>::call(log2, vec);
+		}
+	};
+
+	template <template <class, precision> class vecType, typename T, precision P>
+	struct compute_inversesqrt
+	{
+		GLM_FUNC_QUALIFIER static vecType<T, P> call(vecType<T, P> const & x)
+		{
+			return static_cast<T>(1) / sqrt(x);
+		}
+	};
+		
+	template <template <class, precision> class vecType>
+	struct compute_inversesqrt<vecType, float, lowp>
+	{
+		GLM_FUNC_QUALIFIER static vecType<float, lowp> call(vecType<float, lowp> const & x)
+		{
+			vecType<float, lowp> tmp(x);
+			vecType<float, lowp> xhalf(tmp * 0.5f);
+			vecType<uint, lowp>* p = reinterpret_cast<vecType<uint, lowp>*>(const_cast<vecType<float, lowp>*>(&x));
+			vecType<uint, lowp> i = vecType<uint, lowp>(0x5f375a86) - (*p >> vecType<uint, lowp>(1));
+			vecType<float, lowp>* ptmp = reinterpret_cast<vecType<float, lowp>*>(&i);
+			tmp = *ptmp;
+			tmp = tmp * (1.5f - xhalf * tmp * tmp);
+			return tmp;
+		}
+	};
+}//namespace detail
+
+	// pow
+	using std::pow;
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_QUALIFIER vecType<T, P> pow(vecType<T, P> const & base, vecType<T, P> const & exponent)
+	{
+		return detail::functor2<T, P, vecType>::call(pow, base, exponent);
+	}
+
+	// exp
+	using std::exp;
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_QUALIFIER vecType<T, P> exp(vecType<T, P> const & x)
+	{
+		return detail::functor1<T, T, P, vecType>::call(exp, x);
+	}
+
+	// log
+	using std::log;
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_QUALIFIER vecType<T, P> log(vecType<T, P> const & x)
+	{
+		return detail::functor1<T, T, P, vecType>::call(log, x);
+	}
+
+	//exp2, ln2 = 0.69314718055994530941723212145818f
+	template <typename genType>
+	GLM_FUNC_QUALIFIER genType exp2(genType x)
+	{
+		GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559, "'exp2' only accept floating-point inputs");
+
+		return std::exp(static_cast<genType>(0.69314718055994530941723212145818) * x);
+	}
+
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_QUALIFIER vecType<T, P> exp2(vecType<T, P> const & x)
+	{
+		return detail::functor1<T, T, P, vecType>::call(exp2, x);
+	}
+
+	// log2, ln2 = 0.69314718055994530941723212145818f
+	template <typename genType>
+	GLM_FUNC_QUALIFIER genType log2(genType x)
+	{
+		return log2(tvec1<genType>(x)).x;
+	}
+
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_QUALIFIER vecType<T, P> log2(vecType<T, P> const & x)
+	{
+		return detail::compute_log2<T, P, vecType, std::numeric_limits<T>::is_iec559>::call(x);
+	}
+
+	// sqrt
+	using std::sqrt;
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_QUALIFIER vecType<T, P> sqrt(vecType<T, P> const & x)
+	{
+		GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'sqrt' only accept floating-point inputs");
+		return detail::functor1<T, T, P, vecType>::call(sqrt, x);
+	}
+
+	// inversesqrt
+	template <typename genType>
+	GLM_FUNC_QUALIFIER genType inversesqrt(genType x)
+	{
+		return static_cast<genType>(1) / sqrt(x);
+	}
+	
+	template <typename T, precision P, template <typename, precision> class vecType>
+	GLM_FUNC_QUALIFIER vecType<T, P> inversesqrt(vecType<T, P> const & x)
+	{
+		GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559, "'inversesqrt' only accept floating-point inputs");
+		return detail::compute_inversesqrt<vecType, T, P>::call(x);
+	}
+}//namespace glm
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