AndroidNativeWindow must also work on 32-bits architectures

filament/backend/src/AndroidNativeWindow.h

@@ -37,7 +37,12 @@ struct NativeWindow {
         GET_COMPOSITOR_TIMING   = 26,
         GET_FRAME_TIMESTAMPS    = 27,
     };
+
+#if defined(__LP64__)
     uint64_t pad[18];
+#else
+    uint32_t pad[21];
+#endif
     int (*query)(ANativeWindow const*, int, int*);
     int (*perform)(ANativeWindow*, int, ...);
 

filament/backend/src/opengl/platforms/PlatformEGLAndroid.cpp

@@ -720,6 +720,10 @@ void PlatformEGLAndroid::SwapChainEGLAndroid::terminate(PlatformEGLAndroid& plat
 }
 
 bool PlatformEGLAndroid::SwapChainEGLAndroid::setPresentFrameId(uint64_t frameId) const noexcept {
+    if (!nativeWindow) {
+        // nativeWindow is null in the headless case
+        return false;
+    }
     return mImpl.setPresentFrameId(nativeWindow, frameId);
 }