Unity3d插件开发与SDK对接实战 学习

c++:

注意x86/x64,vs2015.

 #include "stdafx.h"

 extern "C"
 {
     int Add(int a, int b) {
         return a + b;
     }
 }

TestPlugin.cpp

 LIBRARY "TestPlugin"

 EXPORTS

 Add @

TestPlugin.def

 public class Test : MonoBehaviour {

     private void Start() {
         Debug.Log(PluginDefine.Add(,));
     }
 }

Test.cs

jni:

java

 package com.VoidGame.test;
 import android.os.Bundle;
 import android.util.Log;

 import com.unity3d.player.UnityPlayerActivity;

 public class MyUnityActivity extends UnityPlayerActivity {

     public static MyUnityActivity Instance;

     protected void onCreate(Bundle savedInstanceState){
         super.onCreate(savedInstanceState);
         Instance = this;
         Log.d("OverrideActivity","my android activity called!");
     }

     public int java_add(int a,int b){
         return a+b;
     }
 }

MyUnityActivity

 <?xml version="1.0" encoding="utf-8"?>
 <manifest
     xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.unity3d.player"
     android:installLocation="preferExternal"
     android:versionCode="1"
     android:versionName="1.0">
     <supports-screens
         android:smallScreens="true"
         android:normalScreens="true"
         android:largeScreens="true"
         android:xlargeScreens="true"
         android:anyDensity="true"/>

     <application
         android:theme="@style/UnityThemeSelector"
         android:icon="@drawable/app_icon"
         android:label="@string/app_name"
         android:debuggable="true">
         <activity android:name="com.VoidGame.test.MyUnityActivity"
                   android:label="@string/app_name">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
             <meta-data android:name="unityplayer.UnityActivity" android:value="true" />
         </activity>
     </application>
 </manifest>

AndroidManifest

 /*
 脚本名称:
 脚本作者:
 建立时间:
 脚本功能:
 版本号:
 */
 using UnityEngine;
 using UnityEngine.UI;
 using System.Collections;

 namespace VoidGame {

 public class Test : MonoBehaviour {

         private void Start() {

             AndroidJavaClass cls = new AndroidJavaClass("com.VoidGame.test.MyUnityActivity");
             AndroidJavaObject instance = cls.GetStatic<AndroidJavaObject>("Instance");
             int result = instance.Call<int>("java_add",1,2);
             GameObject.Find("Text").GetComponent<Text>().text = result.ToString();
         }

         private void OnGUI() {

         }
     }
 }

Test