private static void Export()
{
EditorUtility.DisplayProgressBar("Exporting", "Exporting terrain to file...", 1f);
try
{
List <Mesh> meshes = new List <Mesh>();
TerrainToFileConfig config = TerrainToFileConfig.Instance;
GStylizedTerrain terrain = config.Terrain;
GTerrainData terrainData = terrain.TerrainData;
int gridSize = terrainData.Geometry.ChunkGridSize;
int lod = config.LOD;
GTerrainChunk[] chunks = terrain.GetComponentsInChildren <GTerrainChunk>();
for (int i = 0; i < chunks.Length; ++i)
{
Mesh m = chunks[i].MeshFilterComponent.sharedMesh;
if (m != null)
{
Mesh cloneMesh = Object.Instantiate(m);
Matrix4x4 chunkToWorld = chunks[i].transform.localToWorldMatrix;
Matrix4x4 worldToTerrain = terrain.transform.worldToLocalMatrix;
Matrix4x4 matrix = chunkToWorld * worldToTerrain;
TransformMesh(cloneMesh, matrix);
meshes.Add(cloneMesh);
}
}
string fileName = string.Format("{0}_{1}_{2}",
config.Terrain.name.Replace(" ", "_"),
config.Terrain.GetInstanceID().ToString(),
"LOD" + config.LOD);
GUtilities.EnsureDirectoryExists(config.Directory);
string filePath = null;
if (config.FileType == MeshSaver.FileType.Obj)
{
filePath = MeshSaver.SaveObjMultipleMesh(meshes.ToArray(), config.Directory, fileName);
}
else if (config.FileType == MeshSaver.FileType.Fbx)
{
filePath = MeshSaver.SaveFbxMultipleMesh(meshes.ToArray(), config.Directory, fileName);
}
for (int i = 0; i < meshes.Count; ++i)
{
Object.DestroyImmediate(meshes[i]);
}
AssetDatabase.Refresh();
if (!string.IsNullOrEmpty(filePath))
{
string assetPath = filePath;
ModelImporter importer = ModelImporter.GetAtPath(assetPath) as ModelImporter;
if (importer != null)
{
importer.useFileScale = false;
importer.weldVertices = false;
importer.SaveAndReimport();
}
Object asset = AssetDatabase.LoadAssetAtPath <Object>(assetPath);
if (asset != null)
{
Selection.activeObject = asset;
EditorGUIUtility.PingObject(asset);
}
}
}
catch (System.Exception e)
{
Debug.LogError(e);
}
EditorUtility.ClearProgressBar();
}