public static GameObject LoadVoxelFileAsPrefab(VoxFileData voxel, string name, string path = "Assets/", int lodLevel = 0)
{
Debug.Assert(!String.IsNullOrEmpty(name));
GameObject gameObject = null;
try
{
gameObject = LoadVoxelFileAsGameObject(name, voxel, lodLevel);
var prefabPath = path + name + ".prefab";
var prefab = PrefabUtility.CreateEmptyPrefab(prefabPath);
var prefabTextures = new Dictionary <string, int>();
for (int i = 0; i < gameObject.transform.childCount; i++)
{
var subObject = gameObject.transform.GetChild(i);
var meshFilter = subObject.GetComponent <MeshFilter>();
if (meshFilter != null)
{
AssetDatabase.AddObjectToAsset(meshFilter.sharedMesh, prefabPath);
}
var renderer = subObject.GetComponent <MeshRenderer>();
if (renderer != null)
{
if (renderer.sharedMaterial != null)
{
AssetDatabase.AddObjectToAsset(renderer.sharedMaterial, prefabPath);
var textureName = renderer.sharedMaterial.mainTexture.name;
if (!prefabTextures.ContainsKey(textureName))
{
prefabTextures.Add(textureName, 1);
AssetDatabase.AddObjectToAsset(renderer.sharedMaterial.mainTexture, prefabPath);
}
}
}
}
return(PrefabUtility.ReplacePrefab(gameObject, prefab, ReplacePrefabOptions.ReplaceNameBased));
}
finally
{
GameObject.DestroyImmediate(gameObject);
}
}
public static VoxFileData Load(string path)
{
using (var stream = new FileStream(path, FileMode.Open, FileAccess.Read))
{
if (stream == null)
{
throw new System.Exception("Failed to open file for FileStream.");
}
using (var reader = new BinaryReader(stream))
{
VoxFileData voxel = new VoxFileData();
voxel.hdr.header = reader.ReadBytes(4);
voxel.hdr.version = reader.ReadInt32();
if (voxel.hdr.header[0] != 'V' || voxel.hdr.header[1] != 'O' || voxel.hdr.header[2] != 'X' || voxel.hdr.header[3] != ' ')
{
throw new System.Exception("Bad Token: token is not VOX.");
}
if (voxel.hdr.version != 150)
{
throw new System.Exception("The version of file isn't 150 that version of vox, tihs version of file is " + voxel.hdr.version + ".");
}
voxel.main.name = reader.ReadBytes(4);
voxel.main.chunkContent = reader.ReadInt32();
voxel.main.chunkNums = reader.ReadInt32();
if (voxel.main.name[0] != 'M' || voxel.main.name[1] != 'A' || voxel.main.name[2] != 'I' || voxel.main.name[3] != 'N')
{
throw new System.Exception("Bad Token: token is not MAIN.");
}
if (voxel.main.chunkContent != 0)
{
throw new System.Exception("Bad Token: chunk content is " + voxel.main.chunkContent + ", it should be 0.");
}
if (reader.PeekChar() == 'P')
{
voxel.pack.name = reader.ReadBytes(4);
if (voxel.pack.name[0] != 'P' || voxel.pack.name[1] != 'A' || voxel.pack.name[2] != 'C' || voxel.pack.name[3] != 'K')
{
throw new System.Exception("Bad Token: token is not PACK");
}
voxel.pack.chunkContent = reader.ReadInt32();
voxel.pack.chunkNums = reader.ReadInt32();
voxel.pack.modelNums = reader.ReadInt32();
if (voxel.pack.modelNums == 0)
{
throw new System.Exception("Bad Token: model nums must be greater than zero.");
}
}
else
{
voxel.pack.chunkContent = 0;
voxel.pack.chunkNums = 0;
voxel.pack.modelNums = 1;
}
voxel.chunkChild = new VoxFileChunkChild[voxel.pack.modelNums];
for (int i = 0; i < voxel.pack.modelNums; i++)
{
var chunk = new VoxFileChunkChild();
chunk.size.name = reader.ReadBytes(4);
chunk.size.chunkContent = reader.ReadInt32();
chunk.size.chunkNums = reader.ReadInt32();
chunk.size.x = reader.ReadInt32();
chunk.size.y = reader.ReadInt32();
chunk.size.z = reader.ReadInt32();
if (chunk.size.name[0] != 'S' || chunk.size.name[1] != 'I' || chunk.size.name[2] != 'Z' || chunk.size.name[3] != 'E')
{
throw new System.Exception("Bad Token: token is not SIZE");
}
if (chunk.size.chunkContent != 12)
{
throw new System.Exception("Bad Token: chunk content is " + chunk.size.chunkContent + ", it should be 12.");
}
chunk.xyzi.name = reader.ReadBytes(4);
if (chunk.xyzi.name[0] != 'X' || chunk.xyzi.name[1] != 'Y' || chunk.xyzi.name[2] != 'Z' || chunk.xyzi.name[3] != 'I')
{
throw new System.Exception("Bad Token: token is not XYZI");
}
chunk.xyzi.chunkContent = reader.ReadInt32();
chunk.xyzi.chunkNums = reader.ReadInt32();
if (chunk.xyzi.chunkNums != 0)
{
throw new System.Exception("Bad Token: chunk nums is " + chunk.xyzi.chunkNums + ",i t should be 0.");
}
var voxelNums = reader.ReadInt32();
var voxels = new byte[voxelNums * 4];
if (reader.Read(voxels, 0, voxels.Length) != voxels.Length)
{
throw new System.Exception("Failed to read voxels");
}
chunk.xyzi.voxels = new VoxData(voxels, chunk.size.x, chunk.size.y, chunk.size.z);
voxel.chunkChild[i] = chunk;
}
if (reader.BaseStream.Position < reader.BaseStream.Length)
{
byte[] palette = reader.ReadBytes(4);
if (palette[0] != 'R' || palette[1] != 'G' || palette[2] != 'B' || palette[3] != 'A')
{
throw new System.Exception("Bad Token: token is not RGBA");
}
voxel.palette.chunkContent = reader.ReadInt32();
voxel.palette.chunkNums = reader.ReadInt32();
var bytePalette = new byte[voxel.palette.chunkContent];
reader.Read(bytePalette, 0, voxel.palette.chunkContent);
voxel.palette.values = new uint[voxel.palette.chunkContent / 4];
for (int i = 4; i < bytePalette.Length; i += 4)
{
voxel.palette.values[i / 4] = BitConverter.ToUInt32(bytePalette, i - 4);
}
}
else
{
voxel.palette.values = new uint[256];
_paletteDefault.CopyTo(voxel.palette.values, 0);
}
return(voxel);
}
}
}
