Add setFrameCompletedCallback JNI binding (#3275)

android/filament-android/src/main/cpp/SwapChain.cpp

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <jni.h>
+
+#include <filament/SwapChain.h>
+
+#include "common/CallbackUtils.h"
+
+using namespace filament;
+
+extern "C" JNIEXPORT void JNICALL
+Java_com_google_android_filament_SwapChain_nSetFrameCompletedCallback(JNIEnv* env, jclass,
+        jlong nativeSwapChain, jobject handler, jobject runnable) {
+    SwapChain* swapChain = (SwapChain*) nativeSwapChain;
+    auto *callback = JniCallback::make(env, handler, runnable);
+    swapChain->setFrameCompletedCallback(&JniCallback::invoke, callback);
+}