From 315031fa3b058dee4e36f81926500f53b533f209 Mon Sep 17 00:00:00 2001
From: limbolily <limbonavel@gmail.com>
Date: Mon, 6 Jan 2020 14:48:34 +0800
Subject: [PATCH] Fix navagation error about Android GLES2 example.

Android GLES2 example use event queue without initializing window rectangle with graphics context,that produce navigation error.
---
 examples/osgAndroidExampleGLES2/jni/OsgMainApp.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/examples/osgAndroidExampleGLES2/jni/OsgMainApp.cpp b/examples/osgAndroidExampleGLES2/jni/OsgMainApp.cpp
index 8d11fb14d..628e15588 100644
--- a/examples/osgAndroidExampleGLES2/jni/OsgMainApp.cpp
+++ b/examples/osgAndroidExampleGLES2/jni/OsgMainApp.cpp
@@ -103,7 +103,9 @@ void OsgMainApp::initOsgWindow(int x,int y,int width,int height){
     osg::notify(osg::ALWAYS)<<"Testing"<<std::endl;
 
     _viewer = new osgViewer::Viewer();
-    _viewer->setUpViewerAsEmbeddedInWindow(x, y, width, height);
+    osgViewer::GraphicsWindowEmbedded* window = _viewer->setUpViewerAsEmbeddedInWindow(x, y, width, height);
+    _viewer->getEventQueue()->setGraphicsContext(window);
+    _viewer->getEventQueue()->syncWindowRectangleWithGraphicsContext();
     _viewer->setThreadingModel(osgViewer::ViewerBase::SingleThreaded);
 
     _root = new osg::Group();