From 2321d9783d123ea33ccba1f5872d1ed90fce8e37 Mon Sep 17 00:00:00 2001
From: Erik Hofman <erik@ehofman.com>
Date: Mon, 27 Jun 2016 12:35:58 +0200
Subject: [PATCH] Move the isNaN function to soundmgr_openal_private.hxx to
 make it avaiable for the soundmanager too

---
 simgear/sound/sample_group.cxx            | 8 --------
 simgear/sound/soundmgr_openal.cxx         | 7 ++++---
 simgear/sound/soundmgr_openal_private.hxx | 8 ++++++++
 3 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/simgear/sound/sample_group.cxx b/simgear/sound/sample_group.cxx
index d4f77bff..2a922619 100644
--- a/simgear/sound/sample_group.cxx
+++ b/simgear/sound/sample_group.cxx
@@ -32,14 +32,6 @@
 #include "soundmgr_openal_private.hxx"
 #include "sample_group.hxx"
 
-#if defined(HAVE_STD_ISNAN) && !defined(HAVE_ISNAN)
-using std::isnan;
-#endif
-
-bool isNaN(float *v) {
-   return (isnan(v[0]) || isnan(v[1]) || isnan(v[2]));
-}
-
 SGSampleGroup::SGSampleGroup () :
     _smgr(NULL),
     _refname(""),
diff --git a/simgear/sound/soundmgr_openal.cxx b/simgear/sound/soundmgr_openal.cxx
index ea7e77c7..497fe3b3 100644
--- a/simgear/sound/soundmgr_openal.cxx
+++ b/simgear/sound/soundmgr_openal.cxx
@@ -28,6 +28,7 @@
 #ifdef HAVE_CONFIG_H
 #  include <simgear_config.h>
 #endif
+
 #include <stdio.h>
 
 #include <iostream>
@@ -388,9 +389,9 @@ void SGSoundMgr::update( double dt )
 
         if (_changed) {
 #if 0
-if (isNaN(_at_up_vec)) printf("NaN in listener orientation\n");
-if (isNaN(toVec3f(_absolute_pos).data())) printf("NaN in listener position\n");
-if (isNaN(_velocity.data())) printf("NaN in listener velocity\n");
+if (isNaN(d->_at_up_vec)) printf("NaN in listener orientation\n");
+if (isNaN(toVec3f(d->_absolute_pos).data())) printf("NaN in listener position\n");
+if (isNaN(toVec3f(_velocity).data())) printf("NaN in listener velocity\n");
 #endif
             alListenerf( AL_GAIN, _volume );
             alListenerfv( AL_ORIENTATION, d->_at_up_vec );
diff --git a/simgear/sound/soundmgr_openal_private.hxx b/simgear/sound/soundmgr_openal_private.hxx
index 796652c5..276312ea 100644
--- a/simgear/sound/soundmgr_openal_private.hxx
+++ b/simgear/sound/soundmgr_openal_private.hxx
@@ -35,6 +35,7 @@
 
 #include <string>
 #include <vector>
+#include <cmath>
 #include <map>
 
 #if defined(__APPLE__)
@@ -50,6 +51,9 @@
 
 #include <simgear/structure/SGSharedPtr.hxx>
 
+#if defined(HAVE_STD_ISNAN) && !defined(HAVE_ISNAN)
+using std::isnan;
+#endif
 class SGSampleGroup;
 
 struct refUint {
@@ -69,6 +73,10 @@ typedef std::map < std::string, SGSharedPtr<SGSampleGroup> > sample_group_map;
 typedef sample_group_map::iterator sample_group_map_iterator;
 typedef sample_group_map::const_iterator const_sample_group_map_iterator;
 
+inline bool isNaN(float *v) {
+   return (isnan(v[0]) || isnan(v[1]) || isnan(v[2]));
+}
+
 #endif // _SG_SOUNDMGR_OPENAL_PRIVATE_HXX