public override void OnInspectorGUI()
{
base.OnInspectorGUI();
VoxModel model = target as VoxModel;
if (targetModel == null || model != targetModel)
{
filePath = model.modelSource;
targetModel = model;
}
GUILayout.BeginHorizontal();
GUILayout.Label("File:", GUILayout.ExpandWidth(false));
GUILayout.TextArea(filePath.Replace(Application.dataPath, ""));
if (GUILayout.Button("Open file", GUILayout.ExpandWidth(false)))
{
filePath = EditorUtility.OpenFilePanel("Open model", EditorPrefs.GetString("LastVoxPath", Application.dataPath), "vox");
if (File.Exists(filePath))
{
EditorPrefs.SetString("LastVoxPath", filePath);
}
}
GUILayout.EndHorizontal();
if (filePath != string.Empty)
{
if (GUILayout.Button("Generate Model", GUILayout.ExpandWidth(false)))
{
MagicaVoxelParser parser = new MagicaVoxelParser();
model.modelSource = filePath;
parser.LoadModel(filePath, model);
EditorUtility.SetDirty(model);
string path = AssetDatabase.GetAssetPath(model);
string name = Path.GetFileNameWithoutExtension(path);
Object[] subAssets = AssetDatabase.LoadAllAssetsAtPath(AssetDatabase.GetAssetPath(model));
//load asset meshes
List <Mesh> assetMeshes = new List <Mesh>();
for (int i = 0; i < subAssets.Length; i++)
{
if (subAssets[i] is Mesh)
{
assetMeshes.Add(subAssets[i] as Mesh);
}
}
int max = model.meshes.Count;
bool update = false;
Mesh m, temp;
for (int i = 0; i < max; i++)
{
//get mesh
if (i < assetMeshes.Count)
{
update = false;
m = assetMeshes[i];
if (m == null)
{
update = true;
m = new Mesh();
}
}
else
{
m = new Mesh();
update = true;
}
//turn temp meshes into assets
if (i < model.meshes.Count)
{
m.name = name + "_frame_" + i;
temp = model.meshes[i];
m.Clear();
m.vertices = temp.vertices;
m.colors = temp.colors;
m.normals = temp.normals;
m.triangles = temp.triangles;
m.uv = Unwrapping.GeneratePerTriangleUV(m);
Unwrapping.GenerateSecondaryUVSet(m);
//new mesh
if (update)
{
AssetDatabase.AddObjectToAsset(m, targetModel);
}
model.meshes[i] = m;
}
}
//destroy un needed meshes
for (int i = 0; i < subAssets.Length; i++)
{
m = subAssets[i] as Mesh;
if (m != null)
{
if (model.meshes.Contains(m) == false)
{
DestroyImmediate(m, true);
}
}
}
EditorUtility.SetDirty(targetModel);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
}
}
}
GameObject GenerateModel(VoxModel model, AssetImportContext ctx)
{
var parser = new MagicaVoxelParser();
parser.LoadModel(ctx.assetPath, model,
s => EditorUtility.DisplayProgressBar("vox", s, 0));
var subAssets = new List <Object>();
ctx.GetObjects(subAssets);
var assetMeshes = subAssets
.Select(s => s as Mesh)
.Where(s => s != null)
.ToArray();
var updateOpaque = false;
var updateTransparent = false;
var uv3 = new List <Vector4>();
var assetIndex = 0;
for (int i = 0; i < model.meshes.Count; i++)
{
for (int l = 0; l < model.meshes[i].LODs.Count; l++)
{
MeshSet m;
//get mesh
m.opaque = assetIndex < assetMeshes.Length ? assetMeshes[assetIndex++] : null;
m.transparent = assetIndex < assetMeshes.Length ? assetMeshes[assetIndex++] : null;
updateOpaque = m.opaque == null;
if (updateOpaque)
{
m.opaque = new Mesh();
}
updateTransparent = m.transparent == null;
if (updateTransparent)
{
m.transparent = new Mesh();
}
//turn temp meshes into assets
EditorUtility.DisplayProgressBar("vox",
$"asset: frame={i}/{model.meshes.Count}, lod={l}/{model.meshes[i].LODs.Count}",
.5f + (.5f * i) / model.voxelFrames.Count);
var frame = model.meshes[i].LODs[l];
BuildMesh(m.opaque, frame.opaque,
$"{name}.{i}.{l}.opaque", uv3, model.Settings.OmitsUVUnwrapping);
BuildMesh(m.transparent, frame.transparent,
$"{name}.{i}.{l}.transparent", uv3, model.Settings.OmitsUVUnwrapping);
//new mesh
if (updateOpaque)
{
ctx.AddObjectToAsset(m.opaque.name, m.opaque);
}
if (updateTransparent)
{
ctx.AddObjectToAsset(m.transparent.name, m.transparent);
}
model.meshes[i].LODs[l] = m;
}
}
var baseGO = ctx.mainObject as GameObject;
if (baseGO == null)
{
baseGO = new GameObject();
ctx.AddObjectToAsset("main", baseGO);
ctx.SetMainObject(baseGO);
}
var gos = Enumerable.Range(0, baseGO.transform.childCount)
.Select(i => baseGO.transform.GetChild(i))
.Select(t => t.gameObject)
.ToList();
var gosCount = gos.Count;
for (int i = gosCount; i < model.meshes.Count; i++)
{
var target = new GameObject();
target.transform.SetParent(baseGO.transform);
gos.Add(target.gameObject);
}
BuildLODGroups(model, gos);
if (model.Settings.asSceneGraph)
{
var root = BuildSceneGraph(model, gos);
DestroyImmediate(baseGO);
baseGO = root;
ctx.AddObjectToAsset("main", root);
ctx.SetMainObject(root);
}
//destroy unneeded meshes
var meshSetContained = model.meshes.SelectMany(x => x.LODs).ToArray();
foreach (var go in subAssets
.Where(s => (s as Mesh) != null)
.Where(s => !meshSetContained.Any(x => x.Contains(s as Mesh))))
{
DestroyImmediate(go, true);
}
//DestroyImmediate(baseGO);
return(baseGO);
}
void GenerateModel(string filePath, VoxModel model, VoxModel targetModel)
{
var parser = new MagicaVoxelParser();
//model.modelSource = filePath;
parser.LoadModel(filePath, model,
s => EditorUtility.DisplayProgressBar("vox", s, 0));
EditorUtility.SetDirty(model);
var path = AssetDatabase.GetAssetPath(model);
var name = Path.GetFileNameWithoutExtension(path);
var subAssets = AssetDatabase.LoadAllAssetsAtPath(AssetDatabase.GetAssetPath(model));
//load asset meshes
var assetMeshes = subAssets
.Select(s => s as Mesh)
.Where(s => s != null)
.ToArray();
var updateOpaque = false;
var updateTransparent = false;
var uv3 = new List <Vector4>();
var assetIndex = 0;
for (int i = 0; i < model.meshes.Count; i++)
{
for (int l = 0; l < model.meshes[i].LODs.Count; l++)
{
MeshSet m;
//get mesh
m.opaque = assetIndex < assetMeshes.Length ? assetMeshes[assetIndex++] : null;
m.transparent = assetIndex < assetMeshes.Length ? assetMeshes[assetIndex++] : null;
updateOpaque = m.opaque == null;
if (updateOpaque)
{
m.opaque = new Mesh();
}
updateTransparent = m.transparent == null;
if (updateTransparent)
{
m.transparent = new Mesh();
}
//turn temp meshes into assets
EditorUtility.DisplayProgressBar("vox",
$"asset: frame={i}/{model.meshes.Count}, lod={l}/{model.meshes[i].LODs.Count}",
.5f + (.5f * i) / model.voxelFrames.Count);
var frame = model.meshes[i].LODs[l];
BuildMesh(m.opaque, frame.opaque,
$"{name}.{i}.{l}.opaque", uv3, model.Settings.OmitsUVUnwrapping);
BuildMesh(m.transparent, frame.transparent,
$"{name}.{i}.{l}.transparent", uv3, model.Settings.OmitsUVUnwrapping);
//new mesh
if (updateOpaque)
{
AssetDatabase.AddObjectToAsset(m.opaque, targetModel);
}
if (updateTransparent)
{
AssetDatabase.AddObjectToAsset(m.transparent, targetModel);
}
model.meshes[i].LODs[l] = m;
}
}
var baseGO = new GameObject();
var gos = Enumerable.Range(0, baseGO.transform.childCount)
.Select(i => baseGO.transform.GetChild(i))
.Select(t => t.gameObject)
.ToList();
var gosCount = gos.Count;
for (int i = gosCount; i < model.meshes.Count; i++)
{
var target = new GameObject();
target.transform.SetParent(baseGO.transform);
gos.Add(target.gameObject);
}
BuildLODGroups(model, gos);
if (model.Settings.asSceneGraph)
{
var root = BuildSceneGraph(model, gos);
DestroyImmediate(baseGO);
baseGO = root;
}
//destroy unneeded meshes
foreach (var go in subAssets
.Where(s => (s as Mesh) != null)
.Where(s => !model.meshes.SelectMany(x => x.LODs).Any(x => x.Contains(s as Mesh))))
{
DestroyImmediate(go, true);
}
if (targetModel.prefab == null)
{
targetModel.prefab = PrefabUtility.CreatePrefab(path + ".prefab", new GameObject());
}
PrefabUtility.ReplacePrefab(baseGO, targetModel.prefab, ReplacePrefabOptions.ReplaceNameBased);
DestroyImmediate(baseGO);
EditorUtility.SetDirty(targetModel);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
}