New version: 2019.1.2

The following changes fixes a case for me where I hear the sound change levels up and down for each pause un-pause cycle.
Patch provided by daniel.c.wickstrom@gmail.com.

simgear/scene/viewer/CompositorUtil.hxx

@@ -27,7 +27,7 @@ namespace compositor {
  * represented in the property tree. Useful for OSG or OpenGL enums.
  */
 template<class T>
-using PropStringMap = const std::unordered_map<std::string, T>;
+using PropStringMap = std::unordered_map<std::string, T>;
 
 template <class T>
 bool findPropString(const std::string &str,

simgear/sound/soundmgr_openal.cxx

@@ -340,7 +340,7 @@ void SGSoundMgr::suspend()
         for ( auto current = d->_sample_groups.begin();
                    current != d->_sample_groups.end(); ++current ) {
             SGSampleGroup *sgrp = current->second;
-            sgrp->stop();
+            sgrp->suspend();
         }
         _active = false;
     }

simgear/sound/xmlsound.cxx

@@ -83,6 +83,9 @@ SGXmlSound::~SGXmlSound()
     if (_sample)
         _sample->stop();
 
+    if (_sgrp && (_name != ""))
+        _sgrp->remove(_name);
+
     _volume.clear();
     _pitch.clear();
 }

version

@@ -1 +1 @@
-2019.1.1
+2019.1.2