From 2dce3311f753cf32a32aaa0cacf22c70fd7cb3de Mon Sep 17 00:00:00 2001
From: Manuel Yguel <manuel.yguel@gmail.com>
Date: Fri, 31 Jul 2009 09:21:31 +0200
Subject: [PATCH] add missing ei_atan2 without painfull warnings

---
 Eigen/src/Core/MathFunctions.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Eigen/src/Core/MathFunctions.h b/Eigen/src/Core/MathFunctions.h
index f22ebd55d..54319db96 100644
--- a/Eigen/src/Core/MathFunctions.h
+++ b/Eigen/src/Core/MathFunctions.h
@@ -61,6 +61,7 @@ inline int ei_exp(int)  { ei_assert(false); return 0; }
 inline int ei_log(int)  { ei_assert(false); return 0; }
 inline int ei_sin(int)  { ei_assert(false); return 0; }
 inline int ei_cos(int)  { ei_assert(false); return 0; }
+inline int ei_atan2(int, int)  { ei_assert(false); return 0; }
 inline int ei_pow(int x, int y) { return int(std::pow(double(x), y)); }
 
 template<> inline int ei_random(int a, int b)
@@ -101,6 +102,7 @@ inline float ei_exp(float x)   { return std::exp(x); }
 inline float ei_log(float x)   { return std::log(x); }
 inline float ei_sin(float x)   { return std::sin(x); }
 inline float ei_cos(float x)   { return std::cos(x); }
+inline float ei_atan2( float y, float x ) { return std::atan2(y,x); }
 inline float ei_pow(float x, float y)  { return std::pow(x, y); }
 
 template<> inline float ei_random(float a, float b)
@@ -148,6 +150,7 @@ inline double ei_exp(double x)   { return std::exp(x); }
 inline double ei_log(double x)   { return std::log(x); }
 inline double ei_sin(double x)   { return std::sin(x); }
 inline double ei_cos(double x)   { return std::cos(x); }
+inline double ei_atan2( double y, double x ) { return std::atan2(y,x); }
 inline double ei_pow(double x, double y) { return std::pow(x, y); }
 
 template<> inline double ei_random(double a, double b)
@@ -192,6 +195,7 @@ inline float ei_abs2(const std::complex<float>& x) { return std::norm(x); }
 inline std::complex<float> ei_exp(std::complex<float> x)  { return std::exp(x); }
 inline std::complex<float> ei_sin(std::complex<float> x)  { return std::sin(x); }
 inline std::complex<float> ei_cos(std::complex<float> x)  { return std::cos(x); }
+inline std::complex<float> ei_atan2(std::complex<float> , std::complex<float> )  { ei_assert(false); return 0; }
 
 template<> inline std::complex<float> ei_random()
 {
@@ -226,6 +230,7 @@ inline double ei_abs2(const std::complex<double>& x) { return std::norm(x); }
 inline std::complex<double> ei_exp(std::complex<double> x)  { return std::exp(x); }
 inline std::complex<double> ei_sin(std::complex<double> x)  { return std::sin(x); }
 inline std::complex<double> ei_cos(std::complex<double> x)  { return std::cos(x); }
+inline std::complex<double> ei_atan2(std::complex<double> , std::complex<double> )  { ei_assert(false); return 0; }
 
 template<> inline std::complex<double> ei_random()
 {
@@ -263,6 +268,7 @@ inline long double ei_exp(long double x)   { return std::exp(x); }
 inline long double ei_log(long double x)   { return std::log(x); }
 inline long double ei_sin(long double x)   { return std::sin(x); }
 inline long double ei_cos(long double x)   { return std::cos(x); }
+inline long double ei_atan2( long double y, long double x ) { return std::atan2(y,x); }
 inline long double ei_pow(long double x, long double y)  { return std::pow(x, y); }
 
 template<> inline long double ei_random(long double a, long double b)