Destroy the EGL surface when the ViewRootImpl surface is invalid

Bug #5109839

Change-Id: Icebde9abf43b852397a73ffef519004993b46901

2 files changed, 29 insertions, 22 deletions

diff --git a/core/java/android/view/HardwareRenderer.java b/core/java/android/view/HardwareRenderer.java
index 744d564ef8f1..f2b6b1fd870b 100644
--- a/core/java/android/view/HardwareRenderer.java
+++ b/core/java/android/view/HardwareRenderer.java
@@ -635,16 +635,8 @@ public abstract class HardwareRenderer {
             destroySurface();
 
             // Create an EGL surface we can render into.
-            mEglSurface = sEgl.eglCreateWindowSurface(sEglDisplay, sEglConfig, holder, null);
-
-            if (mEglSurface == null || mEglSurface == EGL_NO_SURFACE) {
-                int error = sEgl.eglGetError();
-                if (error == EGL_BAD_NATIVE_WINDOW) {
-                    Log.e(LOG_TAG, "createWindowSurface returned EGL_BAD_NATIVE_WINDOW.");
-                    return null;
-                }
-                throw new RuntimeException("createWindowSurface failed "
-                        + getEGLErrorString(error));
+            if (!createSurface(holder)) {
+                return null;
             }
 
             /*
@@ -713,24 +705,34 @@ public abstract class HardwareRenderer {
             // Cancels any existing buffer to ensure we'll get a buffer
             // of the right size before we call eglSwapBuffers
             sEgl.eglMakeCurrent(sEglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
-            
+
             if (mEglSurface != null && mEglSurface != EGL_NO_SURFACE) {
                 sEgl.eglDestroySurface(sEglDisplay, mEglSurface);
+                mEglSurface = null;
+                setEnabled(false);
             }
 
             if (holder.getSurface().isValid()) {
-                mEglSurface = sEgl.eglCreateWindowSurface(sEglDisplay, sEglConfig, holder, null);
-    
-                if (mEglSurface == null || mEglSurface == EGL_NO_SURFACE) {
-                    int error = sEgl.eglGetError();
-                    if (error == EGL_BAD_NATIVE_WINDOW) {
-                        Log.e(LOG_TAG, "createWindowSurface returned EGL_BAD_NATIVE_WINDOW.");
-                        return;
-                    }
-                    throw new RuntimeException("createWindowSurface failed "
-                            + getEGLErrorString(error));
+                if (!createSurface(holder)) {
+                    return;
                 }
+                setEnabled(true);                
+            }
+        }
+
+        private boolean createSurface(SurfaceHolder holder) {
+            mEglSurface = sEgl.eglCreateWindowSurface(sEglDisplay, sEglConfig, holder, null);
+
+            if (mEglSurface == null || mEglSurface == EGL_NO_SURFACE) {
+                int error = sEgl.eglGetError();
+                if (error == EGL_BAD_NATIVE_WINDOW) {
+                    Log.e(LOG_TAG, "createWindowSurface returned EGL_BAD_NATIVE_WINDOW.");
+                    return false;
+                }
+                throw new RuntimeException("createWindowSurface failed "
+                        + getEGLErrorString(error));
             }
+            return true;
         }
 
         @Override
diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index 911bf2f6ee7c..ec4c5a29a0f6 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -1253,6 +1253,11 @@ public final class ViewRootImpl extends Handler implements ViewParent,
                         mScroller.abortAnimation();
                     }
                     disposeResizeBuffer();
+                    // Our surface is gone
+                    if (mAttachInfo.mHardwareRenderer != null &&
+                            mAttachInfo.mHardwareRenderer.isEnabled()) {
+                        mAttachInfo.mHardwareRenderer.destroy(true);
+                    }
                 } else if (surfaceGenerationId != mSurface.getGenerationId() &&
                         mSurfaceHolder == null && mAttachInfo.mHardwareRenderer != null) {
                     fullRedrawNeeded = true;
@@ -1273,7 +1278,7 @@ public final class ViewRootImpl extends Handler implements ViewParent,
                 }
             } catch (RemoteException e) {
             }
-            
+
             if (DEBUG_ORIENTATION) Log.v(
                     TAG, "Relayout returned: frame=" + frame + ", surface=" + mSurface);