samples/RhythmGame/src/main/cpp/native-lib.cpp

/*
 * Copyright 2018 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 <memory>

#include <android/asset_manager_jni.h>

#include "utils/logging.h"
#include "Game.h"


extern "C" {

std::unique_ptr<Game> game;

JNIEXPORT void JNICALL
Java_com_google_oboe_sample_rhythmgame_MainActivity_native_1onCreate(JNIEnv *env, jobject instance,
                                                            jobject jAssetManager) {

    AAssetManager *assetManager = AAssetManager_fromJava(env, jAssetManager);
    game = std::make_unique<Game>(assetManager);
    game->start();
}

JNIEXPORT void JNICALL
Java_com_google_oboe_sample_rhythmgame_RendererWrapper_native_1onSurfaceCreated(JNIEnv *env, jobject instance) {
    game->onSurfaceCreated();
}

JNIEXPORT void JNICALL
Java_com_google_oboe_sample_rhythmgame_RendererWrapper_native_1onSurfaceChanged(JNIEnv *env, jclass type,
                                                                   jint width, jint height) {
    game->onSurfaceChanged(width, height);
}

JNIEXPORT void JNICALL
Java_com_google_oboe_sample_rhythmgame_RendererWrapper_native_1onDrawFrame(JNIEnv *env, jclass type) {
    game->tick();
}

JNIEXPORT void JNICALL
Java_com_google_oboe_sample_rhythmgame_GameSurfaceView_native_1onTouchInput(JNIEnv *env, jclass type,
                                                           jint event_type,
                                                           jlong time_since_boot_ms,
                                                           jint pixel_x, jint pixel_y) {
    game->tap(time_since_boot_ms);
}

JNIEXPORT void JNICALL
Java_com_google_oboe_sample_rhythmgame_GameSurfaceView_native_1surfaceDestroyed__(JNIEnv *env, jclass type) {
    game->onSurfaceDestroyed();
}

}