public static string ProjectFileBrowser(string title, string description, string file, string extention)
{
string path = file;
EGL.BeginHorizontal();
{
EGL.PrefixLabel(title);
GUILayout.Label(file, Skin.textField);
string newPath = file;
if (GUILayout.Button("Browse", GUILayout.Width(64f)))
{
newPath = EditorUtility.OpenFilePanel(description, Path.GetFullPath(UPath.GetAbsolutePath(file)), extention);
if (newPath != string.Empty)
{
newPath = UPath.GetProjectPath(newPath);
}
else
{
newPath = file;
}
}
path = newPath;
}
EGL.EndHorizontal();
return(path);
}
public void SaveSettings()
{
// Parse prototypes to a format that can be serialized
ImportCfg.SplatPrototypes.Clear();
foreach (SplatPrototype prototype in SplatPrototypes)
{
ImportCfg.SplatPrototypes.Add(SplatPrototypeConfiguration.Serialize(prototype));
}
ImportCfg.DetailPrototypes.Clear();
foreach (DetailPrototype prototype in DetailPrototypes)
{
ImportCfg.DetailPrototypes.Add(DetailPrototypeConfiguration.Serialize(prototype));
}
ImportCfg.TreePrototypes.Clear();
foreach (TreePrototype prototype in TreePrototypes)
{
ImportCfg.TreePrototypes.Add(TreePrototypeConfiguration.Serialize(prototype));
}
// Serialize
string filePath = UPath.GetAbsolutePath(ImportCfgPath);
XmlSerializer serializer = new XmlSerializer(typeof(ImporterConfiguration));
TextWriter writer = new StreamWriter(filePath);
serializer.Serialize(writer, ImportCfg);
writer.Close();
ImportCfg.IsDirty = false;
}
private void OpenTerrainDataFileStream()
{
string terrainDataPath = "";
#if UNITY_EDITOR
terrainDataPath = UPath.GetAbsolutePath("Assets/Terrains/SwissAlps/swissalps.land");
#else
terrainDataPath = Application.dataPath + "/swissalps.land";
#endif
Debug.Log("Loading terrain file: " + terrainDataPath);
_terrainReader = new BinaryReader(File.Open(terrainDataPath, FileMode.Open, FileAccess.Read));
}
public static void SetupMaterials()
{
if (!Directory.Exists(UPath.GetAbsolutePath(MaterialPath)))
{
Directory.CreateDirectory(MaterialPath);
}
var tiles = LandmasImporter.FindTerrainTilesInScene();
foreach (var lodLevel in tiles)
{
SetupLandmassUnityTerrain(lodLevel.Value, Instance.ImportCfg.LodLevels[lodLevel.Key], CustomShaderId, MaterialPath);
}
}
public void LoadSettings()
{
// Deserialize
string filePath = UPath.GetAbsolutePath(ImportCfgPath);
if (File.Exists(filePath))
{
try {
TextReader textReader = new StreamReader(filePath);
XmlSerializer serializer = new XmlSerializer(typeof(ImporterConfiguration));
ImportCfg = serializer.Deserialize(textReader) as ImporterConfiguration;
textReader.Close();
}
catch (Exception e) {
Debug.LogWarning("Import configuration could not be loaded, loading defaults.\n" + e.Message);
ImportCfg = new ImporterConfiguration();
}
}
else
{
Debug.LogWarning("No configuration found, loading defaults");
ImportCfg = new ImporterConfiguration();
}
// Parse splatPrototypeSettings to actual splatPrototype objects
SplatPrototypes.Clear();
foreach (SplatPrototypeConfiguration settings in ImportCfg.SplatPrototypes)
{
var prototype = SplatPrototypeConfiguration.Deserialize(settings);
SplatPrototypes.Add(prototype);
}
DetailPrototypes.Clear();
foreach (DetailPrototypeConfiguration settings in ImportCfg.DetailPrototypes)
{
var prototype = DetailPrototypeConfiguration.Deserialize(settings);
DetailPrototypes.Add(prototype);
}
TreePrototypes.Clear();
foreach (TreePrototypeConfiguration settings in ImportCfg.TreePrototypes)
{
var prototype = TreePrototypeConfiguration.Deserialize(settings);
TreePrototypes.Add(prototype);
}
ImportCfg.IsDirty = false;
}
public List <string> FilterFolder(string path, string typeTag, string extention)
{
string absPath = UPath.GetAbsolutePath(path);
if (!Directory.Exists(absPath))
{
throw new DirectoryNotFoundException("Directory does not exist: " + path);
}
string pattern = "*" + typeTag + "*" + extention;
string[] files = Directory.GetFiles(absPath, pattern, SearchOption.TopDirectoryOnly);
List <string> assets = new List <string>();
for (int i = 0; i < files.Length; i++)
{
string fileName = UPath.GetProjectPath(files[i]);
assets.Add(fileName);
}
return(assets);
}
public IList <TerrainData> CreateTerrainDatas(string sourceFolder, IList <string> names, LodLevel lod)
{
string destinationPath = UPath.Combine(sourceFolder, "TerrainData");
string absPath = UPath.GetAbsolutePath(destinationPath);
if (!Directory.Exists(absPath))
{
Directory.CreateDirectory(absPath);
}
IList <TerrainData> terrainDatas = new List <TerrainData>();
for (int i = 0; i < names.Count; i++)
{
// Create structure
var terrainData = new TerrainData {
heightmapResolution = lod.HeightmapResolution + 1,
alphamapResolution = lod.SplatmapResolution,
size = new Vector3(lod.TerrainWidth, lod.TerrainHeight, lod.TerrainWidth)
};
if (lod.HasDetailMap)
{
terrainData.SetDetailResolution(lod.DetailmapResolution, lod.DetailResolutionPerPatch);
}
terrainDatas.Add(terrainData);
// Serialize it
string terrainName = GetTerrainNameFromAsset(names[i]);
string terrainDataPath = UPath.Combine(destinationPath, terrainName + "." + ImportCfg.TerrainDataExtention);
AssetDatabase.CreateAsset(terrainData, terrainDataPath);
}
return(terrainDatas);
}
public static void ExportTerrain()
{
var cfg = new TiledTerrainConfig(8, 1024, 32, 513, 512, 4000f); // Todo: get from global instead of hardcoding
int totalPatches = cfg.NumTiles * cfg.PatchesPerTile;
var lodTiles = LandmasImporter.FindTerrainTilesInScene();
var path = UPath.GetAbsolutePath("Assets/Terrains/SwissAlps/swissalps.land");
Debug.Log("Exporting terrain to: " + path);
using (var writer = new BinaryWriter(File.Open(path, FileMode.Create))) {
try {
for (int x = 0; x < totalPatches; x++)
{
for (int z = 0; z < totalPatches; z++)
{
// Find tile this patch is from
var tileIndex = new IntVector3(x / cfg.PatchesPerTile, 0, z / cfg.PatchesPerTile);
var tile = lodTiles[0][tileIndex];
// Find out which pixels we need to read for this patch
var startPatchIndex = new IntVector2(tileIndex.X * cfg.PatchesPerTile, tileIndex.Z * cfg.PatchesPerTile);
var localPatchIndex = new IntVector2(x, z) - startPatchIndex;
var heightPixIndex = new IntVector2(localPatchIndex.X * (cfg.PatchHeightRes - 1), localPatchIndex.Y * (cfg.PatchHeightRes - 1));
var splatPixIndex = new IntVector2(localPatchIndex.X * cfg.PatchSplatRes, localPatchIndex.Y * cfg.PatchSplatRes);
// Sample PoT+1 blocks, so that each patch's edge overlaps the first edge of its neighbour
float[,] heights = GetHeights(tile.Terrain.terrainData, heightPixIndex, cfg.PatchHeightRes);
Vector3[,] normals = GetNormals(tile.Terrain.terrainData, heightPixIndex, cfg.PatchHeightRes);
float[,,] splats = GetSplats(tile.Terrain.terrainData, splatPixIndex, cfg.PatchSplatRes);
// Write heights
for (int xPixel = 0; xPixel < cfg.PatchHeightRes; xPixel++)
{
for (int zPixel = 0; zPixel < cfg.PatchHeightRes; zPixel++)
{
ushort val = (ushort)(heights[xPixel, zPixel] * 65000f);
writer.Write(val);
}
}
// Write normals
// Todo: calculate normals from loaded height values instead of caching them on disk
// Todo: single byte per axis, implicit 3rd axis
for (int xPixel = 0; xPixel < cfg.PatchHeightRes; xPixel++)
{
for (int zPixel = 0; zPixel < cfg.PatchHeightRes; zPixel++)
{
Vector3 normal = normals[xPixel, zPixel];
byte valX = (byte)((normal.x * 0.5f + 0.5f) * 250f);
byte valY = (byte)((normal.y * 0.5f + 0.5f) * 250f);
byte valZ = (byte)((normal.z * 0.5f + 0.5f) * 250f);
writer.Write(valX);
writer.Write(valY);
writer.Write(valZ);
}
}
// Write splats (todo: byte)
for (int xPixel = 0; xPixel < cfg.PatchSplatRes; xPixel++)
{
for (int zPixel = 0; zPixel < cfg.PatchSplatRes; zPixel++)
{
// Swizzled writes because Unity's terrain data is store wrong
byte valR = (byte)(splats[zPixel, xPixel, 0] * 250f); // Grass
byte valA = (byte)(splats[zPixel, xPixel, 3] * 250f); // Snow
writer.Write(valR);
writer.Write(valA);
}
}
}
}
} catch (Exception e) {
Debug.LogException(e);
}
writer.Close();
}
}
