using UnityEngine;
using UnityEngine.SceneManagement;
using System.Collections;
using OpenCVForUnity.CoreModule;
using OpenCVForUnity.PhotoModule;
using OpenCVForUnity.UnityUtils;

namespace OpenCVForUnityExample
{
    /// <summary>
    /// SeamlessClone Example
    /// An example of seamless photo synthesis using the Photo.seamlessClone function.
    /// </summary>
    public class SeamlessCloneExample : MonoBehaviour
    {
        // Use this for initialization
        void Start ()
        {
            Texture2D srcTexture = Resources.Load ("template") as Texture2D;
            Texture2D dstTexture = Resources.Load ("lena") as Texture2D;
            Mat src = new Mat (srcTexture.height, srcTexture.width, CvType.CV_8UC3);
            Mat dst = new Mat (dstTexture.height, dstTexture.width, CvType.CV_8UC3);
            Utils.texture2DToMat (srcTexture, src);
            Utils.texture2DToMat (dstTexture, dst);

            Mat mask = new Mat (src.rows (), src.cols (), CvType.CV_8UC1, new Scalar (255));
            Mat result = new Mat ();

    
            Point point = new Point (315, 450);
            Photo.seamlessClone (src, dst, mask, point, result, Photo.NORMAL_CLONE);

            Debug.Log ("result ToString " + result.ToString ());


            Texture2D texture = new Texture2D (result.cols (), result.rows (), TextureFormat.RGBA32, false);
        
            Utils.matToTexture2D (result, texture);

            gameObject.GetComponent<Renderer> ().material.mainTexture = texture;
        }

        // Update is called once per frame
        void Update ()
        {

        }

        /// <summary>
        /// Raises the back button click event.
        /// </summary>
        public void OnBackButtonClick ()
        {
            SceneManager.LoadScene ("OpenCVForUnityExample");
        }
    }
}