GSDTerrain.cs

#region "Imports"
using UnityEngine;
using System.Collections.Generic;
#endregion


[ExecuteInEditMode]
public class GSDTerrain : MonoBehaviour
{
#if UNITY_EDITOR
    [SerializeField]
    [HideInInspector]
    private int mGSDID = -1;

    public int GSDID
    {
        get { return mGSDID; }
        set
        {
            //Do nothing.
        }
    }

    [HideInInspector]
    public Terrain tTerrain;

    //Splat map:
    public int SplatResoWidth = 1024;
    public int SplatResoHeight = 1024;
    public Color SplatBackground = new Color(0f, 0f, 0f, 1f);
    public Color SplatForeground = new Color(1f, 1f, 1f, 1f);
    public float SplatWidth = 30f;
    public bool SplatSkipBridges = false;
    public bool SplatSkipTunnels = false;
    public bool SplatSingleRoad = false;
    public int SplatSingleChoiceIndex = 0;
    public string RoadSingleChoiceUID = "";


    private void OnEnable()
    {
        CheckID();
        if (!tTerrain)
        {
            tTerrain = transform.gameObject.GetComponent<Terrain>();
        }
    }


    public void CheckID()
    {
        if (Application.isEditor)
        {
            if (mGSDID < 0)
            {
                mGSDID = GetNewID();
            }
            if (!tTerrain)
            {
                tTerrain = transform.gameObject.GetComponent<Terrain>();
            }
        }
    }


    private int GetNewID()
    {
        Object[] tTerrainObjs = GameObject.FindObjectsOfType(typeof(GSDTerrain));
        List<int> AllIDS = new List<int>();
        foreach (GSDTerrain TID in tTerrainObjs)
        {
            if (TID.GSDID > 0)
            {
                AllIDS.Add(TID.GSDID);
            }
        }

        bool bNotDone = true;
        int SpamChecker = 0;
        int SpamCheckerMax = AllIDS.Count + 64;
        int tRand;
        while (bNotDone)
        {
            if (SpamChecker > SpamCheckerMax)
            {
                Debug.LogError("Failed to generate GSDTerrainID");
                break;
            }
            tRand = Random.Range(1, 2000000000);
            if (!AllIDS.Contains(tRand))
            {
                bNotDone = false;
                return tRand;
            }
            SpamChecker += 1;
        }

        return -1;
    }
#endif


    private void Start()
    {
#if UNITY_EDITOR
        this.enabled = true;
        CheckID();
        if (!tTerrain)
        {
            tTerrain = transform.gameObject.GetComponent<Terrain>();
        }
#else
		this.enabled = false;
#endif
    }
}