using UnityEngine;
using System.Collections;

public class raycast : MonoBehaviour {
    private Terrain terrain;
    // Update is called once per frame
    void Update() {
        TreeInstance clickedTree=new TreeInstance();
        if (Input.GetMouseButtonDown(0))
        {
            RaycastHit hit;
            TreeInstance aktStrom;
            TreeInstance[] stromy = Terrain.activeTerrains[1].terrainData.treeInstances;
            if (Physics.Raycast(Camera.main.ScreenPointToRay(Input.mousePosition), out hit))
            {
                float minDistance = float.MaxValue;
                if (hit.collider.tag == "Enviroment") {
                    print(stromy.Length);
                for (int i = 0; i < stromy.Length; i++)
                {
                    aktStrom = stromy[i];
                    float dist = Vector3.Distance(hit.point, aktStrom.position);
                    if (dist < minDistance)
                    {
                        print(dist + "  " + minDistance + " " + aktStrom.position);
                        clickedTree = aktStrom;
                        minDistance = dist;
                    }
                    Main.display = true;
                    Main.text = clickedTree.prototypeIndex.ToString();
                    }
                }
            }
        }
    }
}