iOS与Unity3d交互

extern "C"
{
    // 对Unity中的unityToIOS方法进行实现
    void unityToIOS(char* str){
        // Unity传递过来的参数
        NSLog(@"%s",str);
//        UnityPause(true);
        // 跳转到IOS界面，Unity界面暂停
//        [LARManager sharedInstance].unityIsPaused = YES;
    
        // GetAppController()获取appController，相当于self
        // UnityGetGLView()获取UnityView，相当于_window
        
        
        
        
//        NSString *text = @"自定义Activity";
//        UIImage *image = [UIImage imageNamed:@"icon"];
//        NSURL *url = [NSURL URLWithString:@"https://www.jianshu.com/u/d07fe467cee6"];
//        NSArray *activityItems = @[url,text,image];
        
        NSURL*urlToShare=  [NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"video0" ofType:@"mp4"]];

        NSArray *activityItems = @[urlToShare];
        //创建分享视图控制器
        UIActivityViewController *activityVC = [[UIActivityViewController alloc]initWithActivityItems:activityItems applicationActivities:nil];
        
//        UIActivityViewController *activityVC = [[UIActivityViewController alloc] initWithActivityItems:@[@"video0.mp4", [[NSBundle mainBundle] URLForResource:@"video0" withExtension:@"mp4"]] applicationActivities:nil];
        

        //关闭系统的一些activity类型
        activityVC.excludedActivityTypes = @[];
        //在展现view controller时，必须根据当前的设备类型，使用适当的方法。在iPad上，必须通过popover来展现view controller。在iPhone和iPodtouch上，必须以模态的方式展现。
        [GetAppController().window.rootViewController presentViewController:activityVC animated:YES completion:nil];
        
        
    }
}