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.activeTerrain.terrainData.treeInstances;
            if (Physics.Raycast(Camera.main.ScreenPointToRay(Input.mousePosition), out hit))
            {
                float minDistance = float.MaxValue;
                if (hit.collider.tag == "Enviroment")

                    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.heightScale.ToString();
                }
            }
        }
    }
}