From ee2c18211a5128f5cde5312a7bbb5c0e80674903 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Fri, 27 Mar 2015 15:10:54 +0100
Subject: Bug 1116: Add ShutdownHook for all factories and devices to
 StereoDeviceFactory using NativeWindowFactory

---
 .../classes/jogamp/opengl/oculusvr/OVRStereoDevice.java | 13 ++++++++++---
 .../jogamp/opengl/oculusvr/OVRStereoDeviceFactory.java  | 17 +++++++++++++----
 2 files changed, 23 insertions(+), 7 deletions(-)

(limited to 'src/oculusvr/classes/jogamp')

diff --git a/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDevice.java b/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDevice.java
index fda554fdd..3abea5839 100644
--- a/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDevice.java
+++ b/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDevice.java
@@ -128,9 +128,16 @@ public class OVRStereoDevice implements StereoDevice {
 
     @Override
     public final void dispose() {
-       OVR.ovrHmd_Destroy(hmdDesc);
-       hmdDesc = null;
-       handle = null;
+       if( isValid() ) {
+           OVR.ovrHmd_Destroy(hmdDesc);
+           hmdDesc = null;
+           handle = null;
+       }
+    }
+
+    @Override
+    public boolean isValid() {
+        return null != hmdDesc && null != handle;
     }
 
     @Override
diff --git a/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDeviceFactory.java b/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDeviceFactory.java
index eecc15c3f..772891115 100644
--- a/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDeviceFactory.java
+++ b/src/oculusvr/classes/jogamp/opengl/oculusvr/OVRStereoDeviceFactory.java
@@ -63,12 +63,14 @@ public class OVRStereoDeviceFactory extends StereoDeviceFactory {
         return false;
     }
 
+    private boolean isValid = true;
+
     private void dumpCaps(final ovrHmdDesc hmdDesc, final int deviceIndex) {
         System.err.println(OVRVersion.getAvailableCapabilitiesInfo(hmdDesc, deviceIndex, null).toString());
     }
 
     @Override
-    public final StereoDevice createDevice(final int deviceIndex, final StereoDeviceConfig config, final boolean verbose) {
+    protected final StereoDevice createDeviceImpl(final int deviceIndex, final StereoDeviceConfig config, final boolean verbose) {
         final ovrHmdDesc hmdDesc = OVR.ovrHmd_Create(deviceIndex);
         if( null == hmdDesc ) {
             if( verbose ) {
@@ -86,12 +88,19 @@ public class OVRStereoDeviceFactory extends StereoDeviceFactory {
         if( verbose ) {
             dumpCaps(hmdDesc, deviceIndex);
         }
-        final OVRStereoDevice ctx = new OVRStereoDevice(this, hmdDesc, deviceIndex);
-        return ctx;
+        return new OVRStereoDevice(this, hmdDesc, deviceIndex);
+    }
+
+    @Override
+    public boolean isValid() {
+        return isValid;
     }
 
     @Override
     public final void shutdown() {
-        OVR.ovr_Shutdown();
+        if( isValid ) {
+            OVR.ovr_Shutdown();
+            isValid = false;
+        }
     }
 }
-- 
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