VulkanViewer on Android

platform_tools/android/third_party/native_app_glue/android_native_app_glue.c

Index: platform_tools/android/third_party/native_app_glue/android_native_app_glue.c
diff --git a/platform_tools/android/third_party/native_app_glue/android_native_app_glue.c b/platform_tools/android/third_party/native_app_glue/android_native_app_glue.c
index 55a52bc0e8e3f8b1eba0483edf2f7ad21ec95569..595bc763477e6faf45eb5d353600cb358ce4b027 100644
--- a/platform_tools/android/third_party/native_app_glue/android_native_app_glue.c
+++ b/platform_tools/android/third_party/native_app_glue/android_native_app_glue.c
@@ -419,6 +419,13 @@ static void onInputQueueDestroyed(ANativeActivity* activity, AInputQueue* queue)
     android_app_set_input((struct android_app*)activity->instance, NULL);
 }
 
+static void onContentRectChanged(ANativeActivity* activity, const ARect* rect) {
+	struct android_app* android_app = (struct android_app*)activity->instance;
+    LOGV("OnContentRectChanged: %p\n", activity);
+    android_app->contentRect = *rect;
+    android_app_write_cmd(android_app, APP_CMD_CONTENT_RECT_CHANGED);
+}
+
 void ANativeActivity_onCreate(ANativeActivity* activity,
         void* savedState, size_t savedStateSize) {
     LOGV("Creating: %p\n", activity);
@@ -435,6 +442,7 @@ void ANativeActivity_onCreate(ANativeActivity* activity,
     activity->callbacks->onNativeWindowDestroyed = onNativeWindowDestroyed;
     activity->callbacks->onInputQueueCreated = onInputQueueCreated;
     activity->callbacks->onInputQueueDestroyed = onInputQueueDestroyed;
+    activity->callbacks->onContentRectChanged = onContentRectChanged;
 
     activity->instance = android_app_create(activity, savedState, savedStateSize);
 }