iOS: Initial working commit supporting iOS (ipad pro 11)

using our OpenJFK 9 x86_64 and arm64 build.

Test demo class is 'com.jogamp.opengl.demos.ios.Hello',
residing in the new demo folder 'src/demos/com/jogamp/opengl/demos/ios/Hello.java'.

This commit does not yet include a working NEWT
specialization for iOS, but it shall followup soon.

Instead this commit demonstrates JOGL operating on
native UIWindow, UIView and CAEAGLLayer as provided by
Nativewindow's IOSUtil.

Test Video https://www.youtube.com/watch?v=Z4lUQNFTGMI

+++

Notable bug: The FBO used and sharing the COLORBUFFER RENDERBUFFER
memory resources with CAEAGLLayer to be displayed in the UIView
seemingly cannot handle GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT24
or GL_DEPTH_COMPONENT32 depth buffer - none at all (Device + Simulation).

Therefor the default demo GLEventListener chosen here
don't require a depth buffer ;-)

This issue can hopefully be mitigated with other means
than using a flat FBO sink similar to FBO multisampling.

11 files changed, 23 insertions, 95 deletions

diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableDelegateOnOffscrnCapsNEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableDelegateOnOffscrnCapsNEWT.java
index 4f666920a..c24254b89 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableDelegateOnOffscrnCapsNEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableDelegateOnOffscrnCapsNEWT.java
@@ -235,11 +235,11 @@ public class TestGLAutoDrawableDelegateOnOffscrnCapsNEWT extends UITestCase {
 
     @Test
     public void testAvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
+        GLDrawableFactory f = GLDrawableFactory.getFactory(false);
         if(null != f) {
             System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
         }
-        f = GLDrawableFactory.getEGLFactory();
+        f = GLDrawableFactory.getFactory(true);
         if(null != f) {
             System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
         }
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryES2OffscrnCapsNEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryES2OffscrnCapsNEWT.java
index 7cef9e448..1ca099cb1 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryES2OffscrnCapsNEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryES2OffscrnCapsNEWT.java
@@ -155,18 +155,6 @@ public class TestGLAutoDrawableFactoryES2OffscrnCapsNEWT extends UITestCase {
     }
 
     @Test
-    public void testAvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-        f = GLDrawableFactory.getEGLFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-    }
-
-    @Test
     public void testES2OffScreenAutoDblBuf() throws InterruptedException {
         final GLCapabilities reqGLCaps = getCaps(GLProfile.GLES2);
         if(null == reqGLCaps) return;
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGL2OffscrnCapsNEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGL2OffscrnCapsNEWT.java
index a23e81d69..26ef2b0af 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGL2OffscrnCapsNEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGL2OffscrnCapsNEWT.java
@@ -155,18 +155,6 @@ public class TestGLAutoDrawableFactoryGL2OffscrnCapsNEWT extends UITestCase {
     }
 
     @Test
-    public void testAvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-        f = GLDrawableFactory.getEGLFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-    }
-
-    @Test
     public void testGL2OffScreenAutoDblBuf() throws InterruptedException {
         final GLCapabilities reqGLCaps = getCaps(GLProfile.GL2);
         if(null == reqGLCaps) return;
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLProfileDeviceNEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLProfileDeviceNEWT.java
index 9934ae862..0e132526c 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLProfileDeviceNEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLProfileDeviceNEWT.java
@@ -129,21 +129,21 @@ public class TestGLAutoDrawableFactoryGLProfileDeviceNEWT extends UITestCase {
 
     @Test
     public void test00AvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
+        GLDrawableFactory f = GLDrawableFactory.getFactory(false);
         if(null != f) {
             System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
         }
-        f = GLDrawableFactory.getEGLFactory();
+        f = GLDrawableFactory.getFactory(true);
         if(null != f) {
             System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
         }
     }
 
     @Test
-    public void test01ES2OnEGL() throws InterruptedException {
-        final GLDrawableFactory factory = GLDrawableFactory.getEGLFactory();
+    public void test01ES2OnMobile() throws InterruptedException {
+        final GLDrawableFactory factory = GLDrawableFactory.getFactory(true);
         if( null == factory ) {
-            System.err.println("EGL Factory n/a");
+            System.err.println("Mobile Factory n/a");
             return;
         }
         final AbstractGraphicsDevice prodDevice = factory.getDefaultDevice();
@@ -163,10 +163,10 @@ public class TestGLAutoDrawableFactoryGLProfileDeviceNEWT extends UITestCase {
     }
 
     @Test
-    public void test02GLOnEGL() throws InterruptedException {
-        final GLDrawableFactory factory = GLDrawableFactory.getEGLFactory();
+    public void test02GLOnMobile() throws InterruptedException {
+        final GLDrawableFactory factory = GLDrawableFactory.getFactory(true);
         if( null == factory ) {
-            System.err.println("EGL Factory n/a");
+            System.err.println("Mobile Factory n/a");
             return;
         }
         final AbstractGraphicsDevice prodDevice = factory.getDefaultDevice();
@@ -189,7 +189,7 @@ public class TestGLAutoDrawableFactoryGLProfileDeviceNEWT extends UITestCase {
 
     @Test
     public void test11ES2OnDesktop() throws InterruptedException {
-        final GLDrawableFactory deskFactory = GLDrawableFactory.getDesktopFactory();
+        final GLDrawableFactory deskFactory = GLDrawableFactory.getFactory(false);
         if( null == deskFactory ) {
             System.err.println("Desktop Factory n/a");
             return;
@@ -217,7 +217,7 @@ public class TestGLAutoDrawableFactoryGLProfileDeviceNEWT extends UITestCase {
 
     @Test
     public void test12GLOnDesktop() throws InterruptedException {
-        final GLDrawableFactory factory = GLDrawableFactory.getDesktopFactory();
+        final GLDrawableFactory factory = GLDrawableFactory.getFactory(false);
         if( null == factory ) {
             System.err.println("Desktop Factory n/a");
             return;
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.java
index 6a7b09be1..efbb847db 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableFactoryGLnBitmapCapsNEWT.java
@@ -146,18 +146,6 @@ public class TestGLAutoDrawableFactoryGLnBitmapCapsNEWT extends UITestCase {
         System.out.println("Fin Drawable: "+glad);
     }
 
-    @Test
-    public void testAvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-        f = GLDrawableFactory.getEGLFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-    }
-
     // Might be reduced to !double-buff
     @Test
     public void testGL2OffScreenBitmapDblBuf() throws InterruptedException {
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLCanvasOnOffscrnCapsAWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLCanvasOnOffscrnCapsAWT.java
index 6138ce6ee..f521f45ec 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLCanvasOnOffscrnCapsAWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLCanvasOnOffscrnCapsAWT.java
@@ -245,18 +245,6 @@ public class TestGLAutoDrawableGLCanvasOnOffscrnCapsAWT extends UITestCase {
     }
 
     @Test
-    public void testAvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-        f = GLDrawableFactory.getEGLFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-    }
-
-    @Test
     public void testGL2OnScreenDblBuf() throws InterruptedException {
         final GLCapabilities reqGLCaps = getCaps(GLProfile.GL2);
         if(null == reqGLCaps) return;
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLWindowOnOffscrnCapsNEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLWindowOnOffscrnCapsNEWT.java
index 34148501d..d4bd227db 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLWindowOnOffscrnCapsNEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableGLWindowOnOffscrnCapsNEWT.java
@@ -188,18 +188,6 @@ public class TestGLAutoDrawableGLWindowOnOffscrnCapsNEWT extends UITestCase {
     }
 
     @Test
-    public void testAvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-        f = GLDrawableFactory.getEGLFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-    }
-
-    @Test
     public void testGL2OnScreenSglBuf() throws InterruptedException {
         final GLCapabilities reqGLCaps = getCaps(GLProfile.GL2);
         if(null == reqGLCaps) return;
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableNewtCanvasAWTOnOffscrnCapsAWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableNewtCanvasAWTOnOffscrnCapsAWT.java
index ce968751e..339d27a3e 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableNewtCanvasAWTOnOffscrnCapsAWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLAutoDrawableNewtCanvasAWTOnOffscrnCapsAWT.java
@@ -258,18 +258,6 @@ public class TestGLAutoDrawableNewtCanvasAWTOnOffscrnCapsAWT extends UITestCase
     }
 
     @Test
-    public void testAvailableInfo() {
-        GLDrawableFactory f = GLDrawableFactory.getDesktopFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-        f = GLDrawableFactory.getEGLFactory();
-        if(null != f) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(f.getDefaultDevice(), null, true).toString());
-        }
-    }
-
-    @Test
     public void testGL2OnScreenDblBuf() throws InterruptedException {
         final GLCapabilities reqGLCaps = getCaps(GLProfile.GL2);
         if(null == reqGLCaps) return;
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java
index edb681d01..987dcaf9c 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile00NEWT.java
@@ -67,7 +67,7 @@ public class TestGLProfile00NEWT extends UITestCase {
     public void test11DumpDesktopGLInfo() throws InterruptedException {
         Assert.assertTrue("JOGL is not initialized ...", GLProfile.isInitialized());
         System.err.println("Desktop");
-        final GLDrawableFactory desktopFactory = GLDrawableFactory.getDesktopFactory();
+        final GLDrawableFactory desktopFactory = GLDrawableFactory.getFactory(false);
         if( null != desktopFactory ) {
             System.err.println(JoglVersion.getDefaultOpenGLInfo(desktopFactory.getDefaultDevice(), null, false));
             System.err.println(Platform.getNewline()+Platform.getNewline()+Platform.getNewline());
@@ -77,12 +77,12 @@ public class TestGLProfile00NEWT extends UITestCase {
     }
 
     @Test
-    public void test12DumpEGLGLInfo() throws InterruptedException {
+    public void test12DumpMobileGLInfo() throws InterruptedException {
         Assert.assertTrue("JOGL is not initialized ...", GLProfile.isInitialized());
-        System.err.println("EGL");
-        final GLDrawableFactory eglFactory = GLDrawableFactory.getEGLFactory();
-        if( null != eglFactory ) {
-            System.err.println(JoglVersion.getDefaultOpenGLInfo(eglFactory.getDefaultDevice(), null, false));
+        System.err.println("ES");
+        final GLDrawableFactory esFactory = GLDrawableFactory.getFactory(true);
+        if( null != esFactory ) {
+            System.err.println(JoglVersion.getDefaultOpenGLInfo(esFactory.getDefaultDevice(), null, false));
         } else {
             System.err.println("\tNULL");
         }
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile01NEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile01NEWT.java
index 2921e8102..f2f35012d 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile01NEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestGLProfile01NEWT.java
@@ -54,11 +54,11 @@ public class TestGLProfile01NEWT extends GLProfile0XBase {
         System.err.println(JoglVersion.getInstance());
         System.err.println(NewtVersion.getInstance());
 
-        final GLDrawableFactory deskFactory = GLDrawableFactory.getDesktopFactory();
+        final GLDrawableFactory deskFactory = GLDrawableFactory.getFactory(false);
         if( null != deskFactory ) {
             System.err.println(JoglVersion.getDefaultOpenGLInfo(deskFactory.getDefaultDevice(), null, true).toString());
         }
-        final GLDrawableFactory eglFactory = GLDrawableFactory.getEGLFactory();
+        final GLDrawableFactory eglFactory = GLDrawableFactory.getFactory(true);
         if( null != eglFactory ) {
             System.err.println(JoglVersion.getDefaultOpenGLInfo(eglFactory.getDefaultDevice(), null, true).toString());
         }
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestSharedExternalContextAWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestSharedExternalContextAWT.java
index 0987b2978..3c2607249 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestSharedExternalContextAWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestSharedExternalContextAWT.java
@@ -47,7 +47,7 @@ public class TestSharedExternalContextAWT {
         System.err.println("Master Thread Start: "+Thread.currentThread().getName());
         final GLProfile glProfile = GLProfile.getDefault();
         final GLCapabilities caps = new GLCapabilities(glProfile);
-        final GLAutoDrawable buffer = GLDrawableFactory.getDesktopFactory().createOffscreenAutoDrawable(
+        final GLAutoDrawable buffer = GLDrawableFactory.getFactory(false).createOffscreenAutoDrawable(
             GLProfile.getDefaultDevice(), caps, null, 512, 512
         );
         // The listener will set up the context sharing in its init() method.
@@ -127,7 +127,7 @@ public class TestSharedExternalContextAWT {
           System.err.println(); System.err.println();
           System.err.println("Master (orig) Ct: "+drawable.getContext());
           // Create the external context on the caller thread.
-          final GLContext master = GLDrawableFactory.getDesktopFactory().createExternalGLContext();
+          final GLContext master = GLDrawableFactory.getFactory(false).createExternalGLContext();
           System.err.println(); System.err.println();
           System.err.println("External Context: "+master);
 
@@ -137,7 +137,7 @@ public class TestSharedExternalContextAWT {
                 // FIXME: We actually need to hook into GLContext make-current lock
                 // masterLock.lock();
                 try {
-                    fOffscreenDrawable = GLDrawableFactory.getDesktopFactory().createOffscreenAutoDrawable(
+                    fOffscreenDrawable = GLDrawableFactory.getFactory(false).createOffscreenAutoDrawable(
                             GLProfile.getDefaultDevice(),
                             new GLCapabilities(GLProfile.getDefault()),
                             null, // new DefaultGLCapabilitiesChooser(),