1 files changed, 30 insertions, 2 deletions
diff --git a/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java b/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java
index 3d2d03403..fcd4f54eb 100644
--- a/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java
+++ b/src/jogl/classes/jogamp/opengl/egl/EGLDisplayUtil.java
@@ -80,10 +80,17 @@ public class EGLDisplayUtil {
         static EGLDisplayRef getOrCreateOpened(final long eglDisplay, final IntBuffer major, final IntBuffer minor) {
             final EGLDisplayRef o = (EGLDisplayRef) openEGLDisplays.get(eglDisplay);
             if( null == o ) {
-                if( EGL.eglInitialize(eglDisplay, major, minor) ) {
+                final boolean ok = EGL.eglInitialize(eglDisplay, major, minor);
+                if( DEBUG ) {
+                    System.err.println("EGLDisplayUtil.EGL.eglInitialize 0x"+Long.toHexString(eglDisplay)+" -> "+ok);
+                }
+                if( ok ) {
                     final EGLDisplayRef n = new EGLDisplayRef(eglDisplay);
                     openEGLDisplays.put(eglDisplay, n);
                     n.initRefCount++;
+                    if( DEBUG ) {
+                        System.err.println("EGLDisplayUtil.EGL.eglInitialize "+n);
+                    }
                     if( null == singletonEGLDisplay ) {
                         singletonEGLDisplay = n;
                     }
@@ -113,7 +120,12 @@ public class EGLDisplayUtil {
                 if( 0 < o.initRefCount ) { // no negative refCount
                     o.initRefCount--;
                     if( 0 == o.initRefCount ) {
-                        res[0] = EGL.eglTerminate(eglDisplay);
+                        final boolean ok = EGL.eglTerminate(eglDisplay);
+                        if( DEBUG ) {
+                            System.err.println("EGLDisplayUtil.EGL.eglTerminate 0x"+Long.toHexString(eglDisplay)+" -> "+ok);
+                            System.err.println("EGLDisplayUtil.EGL.eglTerminate "+o);
+                        }
+                        res[0] = ok;
                         if( o == singletonEGLDisplay ) {
                             singletonEGLDisplay = null;
                         }
@@ -340,6 +352,22 @@ public class EGLDisplayUtil {
      * <p>
      * Using the default {@link ToolkitLock}, via {@link NativeWindowFactory#getDefaultToolkitLock(String, long)}.
      * </p>
+     * @param adevice
+     * @return an uninitialized {@link EGLGraphicsDevice}
+     */
+    public static EGLGraphicsDevice eglCreateEGLGraphicsDevice(final AbstractGraphicsDevice aDevice)  {
+        return new EGLGraphicsDevice(aDevice, EGL.EGL_NO_DISPLAY, eglLifecycleCallback);
+    }
+
+    /**
+     * Returns an uninitialized {@link EGLGraphicsDevice}. User needs to issue {@link EGLGraphicsDevice#open()} before usage.
+     * <p>
+     * Using {@link #eglGetDisplayAndInitialize(long[])} for the {@link EGLGraphicsDevice#open()} implementation
+     * and {@link #eglTerminate(long)} for {@link EGLGraphicsDevice#close()}.
+     * </p>
+     * <p>
+     * Using the default {@link ToolkitLock}, via {@link NativeWindowFactory#getDefaultToolkitLock(String, long)}.
+     * </p>
      * @param surface
      * @return an uninitialized EGLGraphicsDevice
      */