Initial revision

src/osg/Notify.cpp

@@ -0,0 +1,87 @@
+#include "osg/Notify"
+#include <string>
+
+using namespace osg;
+
+int osg::NotifyInit::count_ = 0;
+NotifySeverity osg::g_NotifyLevel = osg::NOTICE;
+ofstream *osg::g_absorbStreamPtr = NULL;
+
+void osg::setNotifyLevel(NotifySeverity severity)
+{
+    g_NotifyLevel = severity; 
+}
+
+int osg::getNotifyLevel()
+{
+    return g_NotifyLevel;
+}
+
+#ifndef WIN32
+ostream& osg::notify(NotifySeverity severity)
+{
+    if (severity<=g_NotifyLevel || g_absorbStreamPtr==NULL)
+    {
+        if (severity<=osg::WARN) return cerr;
+        else return cout;
+    }
+    return *g_absorbStreamPtr;
+}
+#endif
+
+NotifyInit::NotifyInit()
+{
+    if (count_++ == 0) {
+
+	// g_NotifyLevel
+	// =============
+
+	g_NotifyLevel = osg::NOTICE;	// Default value
+
+	char *OSGNOTIFYLEVEL=getenv("OSGNOTIFYLEVEL");
+	if(OSGNOTIFYLEVEL){
+
+	    std::string stringOSGNOTIFYLEVEL(OSGNOTIFYLEVEL);
+
+	    // Convert to upper case
+	    for(std::string::iterator i=stringOSGNOTIFYLEVEL.begin();
+		i!=stringOSGNOTIFYLEVEL.end();
+		++i) *i=toupper(*i);
+
+	    if(stringOSGNOTIFYLEVEL.find("ALWAYS")!=std::string::npos)	        g_NotifyLevel=osg::ALWAYS;
+	    else if(stringOSGNOTIFYLEVEL.find("FATAL")!=std::string::npos)	g_NotifyLevel=osg::FATAL;
+	    else if(stringOSGNOTIFYLEVEL.find("WARN")!=std::string::npos)	g_NotifyLevel=osg::WARN;
+	    else if(stringOSGNOTIFYLEVEL.find("NOTICE")!=std::string::npos)	g_NotifyLevel=osg::NOTICE;
+	    else if(stringOSGNOTIFYLEVEL.find("INFO")!=std::string::npos)	g_NotifyLevel=osg::INFO;
+	    else if(stringOSGNOTIFYLEVEL.find("DEBUG")!=std::string::npos)	g_NotifyLevel=osg::DEBUG;
+	    else if(stringOSGNOTIFYLEVEL.find("FP_DEBUG")!=std::string::npos)	g_NotifyLevel=osg::FP_DEBUG;
+
+	}
+
+	// g_absorbStreamPtr
+	// =================
+
+	char *OSGNOTIFYABSORBFILE=getenv("OSGNOTIFYABSORBFILE");
+        if (OSGNOTIFYABSORBFILE)
+        {
+	    g_absorbStreamPtr=new ofstream(OSGNOTIFYABSORBFILE);
+        }
+        else
+        {
+#ifdef WIN32
+	    // What's the Windows equivalent of /dev/null?
+	    g_absorbStreamPtr=new ofstream("C:/Windows/Tmp/osg.log");
+#else
+	    g_absorbStreamPtr=new ofstream("/dev/null");
+#endif
+        }
+    }
+}
+
+NotifyInit::~NotifyInit()
+{
+    if(--count_ == 0) {
+	delete g_absorbStreamPtr;
+	g_absorbStreamPtr=NULL;
+    }
+}