From 2a643528c9107d4e96598058b0a6bc392683c557 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Mon, 17 Mar 2014 20:44:21 +0100
Subject: Graph: Fix NPE in case of double destroy call .. (VBORegion2PMSAAES2)

---
 .../jogamp/graph/curve/opengl/VBORegion2PMSAAES2.java  | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

(limited to 'src/jogl/classes/jogamp/graph')

diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/VBORegion2PMSAAES2.java b/src/jogl/classes/jogamp/graph/curve/opengl/VBORegion2PMSAAES2.java
index 4aeceea7e..03ea91a32 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/VBORegion2PMSAAES2.java
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/VBORegion2PMSAAES2.java
@@ -87,12 +87,18 @@ public class VBORegion2PMSAAES2  extends GLRegion {
 
     @Override
     protected final void clearImpl(final GL2ES2 gl, final RegionRenderer renderer) {
-        indicesTxtBuffer.seal(gl, false);
-        indicesTxtBuffer.rewind();
-        verticeTxtAttr.seal(gl, false);
-        verticeTxtAttr.rewind();
-        texCoordTxtAttr.seal(gl, false);
-        texCoordTxtAttr.rewind();
+        if( null != indicesTxtBuffer ) {
+            indicesTxtBuffer.seal(gl, false);
+            indicesTxtBuffer.rewind();
+        }
+        if( null != verticeTxtAttr ) {
+            verticeTxtAttr.seal(gl, false);
+            verticeTxtAttr.rewind();
+        }
+        if( null != texCoordTxtAttr ) {
+            texCoordTxtAttr.seal(gl, false);
+            texCoordTxtAttr.rewind();
+        }
     }
 
     @Override
-- 
cgit v1.2.3