From 919aabb77250cb0e272dac228388592d08bf98f5 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Thu, 1 Dec 2011 18:32:22 +0100
Subject: GLContext fix shutdown(): Clear proc address tables and extension
 cache (GLContextImpl)

---
 src/jogl/classes/javax/media/opengl/GLContext.java | 9 ++++++---
 src/jogl/classes/jogamp/opengl/GLContextImpl.java  | 8 ++++++--
 2 files changed, 12 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/jogl/classes/javax/media/opengl/GLContext.java b/src/jogl/classes/javax/media/opengl/GLContext.java
index 31125af59..38c2d79e5 100644
--- a/src/jogl/classes/javax/media/opengl/GLContext.java
+++ b/src/jogl/classes/javax/media/opengl/GLContext.java
@@ -66,7 +66,8 @@ import jogamp.opengl.GLContextImpl;
     abstraction provides a stable object which clients can use to
     refer to a given context. */
 public abstract class GLContext {
-  
+  public static final boolean DEBUG = Debug.debug("GLContext");
+      
   /** Reflects property jogl.debug.DebugGL. If true, the debug pipeline is enabled at context creation. */
   public final static boolean DEBUG_GL;
   /** Reflects property jogl.debug.TraceGL. If true, the trace pipeline is enabled at context creation. */
@@ -792,16 +793,18 @@ public abstract class GLContext {
               throw new InternalError("Already set: "+devKey);
           }
           deviceVersionsAvailableSet.add(devKey);
-          if (GLContextImpl.DEBUG) {
+          if (DEBUG) {
             System.err.println(getThreadName() + ": !!! createContextARB: SET mappedVersionsAvailableSet "+devKey);
             // Thread.dumpStack();
           }
       }
   }
   
+  /** clears the device/context mappings as well as the GL/GLX proc address tables. */
   protected static void shutdown() {
       deviceVersionAvailable.clear();
-      deviceVersionsAvailableSet.clear();
+      deviceVersionsAvailableSet.clear();      
+      GLContextImpl.shutdownImpl(); // well ..
   }
 
   /**
diff --git a/src/jogl/classes/jogamp/opengl/GLContextImpl.java b/src/jogl/classes/jogamp/opengl/GLContextImpl.java
index d43c2d99d..5ea1a9bac 100644
--- a/src/jogl/classes/jogamp/opengl/GLContextImpl.java
+++ b/src/jogl/classes/jogamp/opengl/GLContextImpl.java
@@ -69,8 +69,6 @@ import javax.media.opengl.GLPipelineFactory;
 import javax.media.opengl.GLProfile;
 
 public abstract class GLContextImpl extends GLContext {
-  public static final boolean DEBUG = Debug.debug("GLContext");
-    
   // RecursiveLock maintains a queue of waiting Threads, ensuring the longest waiting thread will be notified at unlock.  
   protected RecursiveLock lock = LockFactory.createRecursiveLock();
 
@@ -113,6 +111,12 @@ public abstract class GLContextImpl extends GLContext {
       mappedGLXProcAddress = new HashMap<String, ProcAddressTable>();
   }
 
+  public static void shutdownImpl() {
+      mappedExtensionAvailabilityCache.clear();
+      mappedGLProcAddress.clear();
+      mappedGLXProcAddress.clear();      
+  }
+  
   public GLContextImpl(GLDrawableImpl drawable, GLContext shareWith) {
     super();
 
-- 
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