83 lines
3.5 KiB
C#
83 lines
3.5 KiB
C#
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#if UNITY_EDITOR
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using System.IO;
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using UnityEditor;
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#endif
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using UnityEngine;
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namespace WSMGameStudio.TerrainTools
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{
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public class WSM_TerrainBackup : MonoBehaviour
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{
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/// <summary>
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/// Save terrain backup to disk
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/// </summary>
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public void SaveBackup()
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{
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#if UNITY_EDITOR
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Terrain terrain = GetComponent<Terrain>();
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if (terrain == null) return;
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TerrainData originalData = terrain.terrainData;
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string originalDataFileName = AssetDatabase.GetAssetPath(originalData);
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string backupDataFileName = originalDataFileName.Replace(".asset", "_backup.asset");
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FileInfo fileinfo = new FileInfo(backupDataFileName);
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if (fileinfo != null)
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{
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AssetDatabase.CopyAsset(originalDataFileName, backupDataFileName);
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}
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#endif
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}
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/// <summary>
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/// Load terrain backup from disk
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/// </summary>
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public void LoadBackup()
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{
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#if UNITY_EDITOR
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Terrain terrain = GetComponent<Terrain>();
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if (terrain == null) return;
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TerrainData originalData = terrain.terrainData;
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string originalDataFileName = AssetDatabase.GetAssetPath(originalData);
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string backupDataFileName = originalDataFileName.Replace(".asset", "_backup.asset");
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FileInfo fileinfo = new FileInfo(backupDataFileName);
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if (fileinfo != null && fileinfo.Exists)
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{
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TerrainData backupData = AssetDatabase.LoadAssetAtPath<TerrainData>(backupDataFileName);
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if (backupData != null)
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{
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// Heightmap
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if (originalData.heightmapResolution == backupData.heightmapResolution)
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originalData.SetHeights(0, 0, backupData.GetHeights(0, 0, backupData.heightmapResolution, backupData.heightmapResolution));
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else
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Debug.LogWarning(string.Format("{0} - Not possible to restore HEIGHTMAP due to resolution disparity. Current: {1}x{2} Backup: {3}x{4}", terrain.gameObject.name, originalData.heightmapResolution, originalData.heightmapResolution, backupData.heightmapResolution, backupData.heightmapResolution));
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// Textures
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if (originalData.alphamapWidth == backupData.alphamapWidth && originalData.alphamapHeight == backupData.alphamapHeight && originalData.alphamapLayers == backupData.alphamapLayers)
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originalData.SetAlphamaps(0, 0, backupData.GetAlphamaps(0, 0, backupData.alphamapWidth, backupData.alphamapHeight));
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else
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Debug.LogWarning(string.Format("{0} - Not possible to restore TEXTURES due to resolution disparity. Current: {1}x{2} Backup: {3}x{4}. Original Layers: {5} Backup Layers: {6}", terrain.gameObject.name, originalData.alphamapWidth, originalData.alphamapHeight, backupData.alphamapWidth, backupData.alphamapHeight, originalData.alphamapLayers, backupData.alphamapLayers));
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//Trees and details are not supported yet
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// Trees
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//originalData.treeInstances = backupData.treeInstances;
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// Grasses
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//originalData.SetDetailLayer(0, 0, 0, backupData.GetDetailLayer(0, 0, backupData.detailWidth, backupData.detailHeight, 0));
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terrain.terrainData.SyncHeightmap();
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}
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}
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#endif
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}
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}
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}
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