Disable double-buffer mode when offscreen-bitmap is chosen, remove dbl-buff bitmap test

1 files changed, 5 insertions, 1 deletions

diff --git a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
index 79f96b64a..13c95b0dd 100644
--- a/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
+++ b/src/jogl/classes/jogamp/opengl/GLGraphicsConfigurationUtil.java
@@ -179,7 +179,8 @@ public class GLGraphicsConfigurationUtil {
         if( capsRequested.isOnscreen() ||
             useFBO != capsRequested.isFBO() || 
             usePbuffer != capsRequested.isPBuffer() || 
-            useBitmap != capsRequested.isBitmap() )
+            useBitmap != capsRequested.isBitmap() ||
+            useBitmap && capsRequested.getDoubleBuffered() )
         {
             // fix caps ..
             final GLCapabilities caps2 = (GLCapabilities) capsRequested.cloneMutable();
@@ -187,6 +188,9 @@ public class GLGraphicsConfigurationUtil {
             caps2.setFBO( useFBO ); 
             caps2.setPBuffer( usePbuffer );
             caps2.setBitmap( useBitmap );
+            if( useBitmap ) {
+                caps2.setDoubleBuffered(false);
+            }
             return caps2;
         }
         return capsRequested;