/// <summary>
/// Saves the part at index (x,y,z).
/// This function is placed in editor script because it calls AssetDatabase functions which are in UnityEditor namespace.
/// </summary>
/// <param name="x">The x index.</param>
/// <param name="y">The y index.</param>
/// <param name="z">The z index.</param>
/// <param name="path">Path where the mesh files will be saved (starting from Assets/...).</param>
public void SavePart(int x, int y, int z, string path)
{
VTPart vp = v.getPart(x, y, z);
foreach (VTChunk c in vp._chunks)
{
if (c == null)
{
continue;
}
string p = path + "/" + c.gameObject.name + ".asset";
string sysPath = p.Substring("Assets".Length); // Strip "Assets" from the path
if (System.IO.File.Exists(Application.dataPath + sysPath))
{
System.IO.File.Delete(Application.dataPath + sysPath);
}
if (AssetDatabase.LoadMainAssetAtPath(p) != null)
{
AssetDatabase.DeleteAsset(p);
}
AssetDatabase.CreateAsset(c.GetComponent <MeshFilter>().sharedMesh, p);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
// Load back saved mesh.
// Just a precautionary measure to ensure the mesh has been saved properly.
string pp = p.Substring("Assets/Resources/".Length);
pp = pp.Substring(0, pp.IndexOf("."));
Object[] o = Resources.LoadAll(pp);
c.GetComponent <MeshFilter>().sharedMesh = o[0] as Mesh;
}
}
void MakePart(int x, int y, int z)
{
VTPart p = v.getPart(x, y, z);
string makeTitle = "Making " + v.partName(x, y, z);
string saveTitle = "Saving " + v.partName(x, y, z);
string f1 = "/" + v.partName(x, y, z);
try {
EditorUtility.DisplayProgressBar(makeTitle, "", 0);
for (int i = 0; i < v.lod.Length; i++)
{
p.Make(v.lod[i].gridSize);
EditorUtility.DisplayProgressBar(makeTitle, "", ((float)i + 0.5f) / (float)v.lod.Length);
string f0 = "/Resources/VT/LOD" + i;
if (!System.IO.Directory.Exists(Application.dataPath + f0 + f1))
{
System.IO.Directory.CreateDirectory(Application.dataPath + f0 + f1);
}
SavePart(x, y, z, "Assets" + f0 + f1);
EditorUtility.DisplayProgressBar(saveTitle, "", (float)(i + 1) / (float)v.lod.Length);
}
} catch {
EditorUtility.ClearProgressBar();
throw;
}
EditorUtility.ClearProgressBar();
}
void OnSceneGUI()
{
v = target as VoxelTerrain;
if (!v.initialized)
{
return;
}
VTPart part = v.getPart(v.edx, v.edy, v.edz);
Event e = Event.current;
if (e.type == EventType.keyDown)
{
if (e.control)
{
if (e.keyCode == KeyCode.RightArrow)
{
v.edx++;
}
if (e.keyCode == KeyCode.LeftArrow)
{
v.edx--;
}
if (e.keyCode == KeyCode.UpArrow)
{
v.edz++;
}
if (e.keyCode == KeyCode.DownArrow)
{
v.edz--;
}
if (e.keyCode == KeyCode.Keypad8)
{
v.edy++;
}
if (e.keyCode == KeyCode.Keypad2)
{
v.edy--;
}
v.edx = Mathf.Clamp(v.edx, 0, v.npart - 1);
v.edy = Mathf.Clamp(v.edy, 0, v.npart - 1);
v.edz = Mathf.Clamp(v.edz, 0, v.npart - 1);
Vector3 cp = Camera.current.transform.position;
v.LoadMeshes(cp);
}
}
Vector3 p = new Vector3(v.edx + 0.5f, v.edy + 0.5f, v.edz + 0.5f) * v.partSize;
partCube.transform.position = p;
partCube.transform.localScale = v.partSize * Vector3.one;
/*
* int l=v.getPart (v.edx,v.edy,v.edz).getLOD (Camera.current.transform.position);
* Handles.BeginGUI ();
* GUI.Label(new Rect(10,10,100,100),"LOD: "+l);
* Handles.EndGUI ();
*/
}
/// <summary>
/// Initialize the VoxelTerrain and its parts (npart^3 in number).
/// This is called from the editor script
/// Can Initialize multiple times - each initialize will reset the terrain.
/// </summary>
public void Init()
{
// Set to true to signal editor script
initialized = true;
// Initialize part array
_part = new VTPart[npart * npart * npart];
for (int i = 0; i < transform.childCount;)
{
// Delete all parts
if (transform.GetChild(i).name.StartsWith("Part"))
{
DestroyImmediate(transform.GetChild(i).gameObject);
}
else
{
i++;
}
}
// Delete previous mesh gameobject
if (GameObject.Find("VTMesh") != null)
{
DestroyImmediate(GameObject.Find("VTMesh"));
}
// LOD list contains LOD arranged in increasing order of distance
// Sort LOD list according to distance
System.Array.Sort(lod, (LOD l0, LOD l1) => {
if (l0.maxDis < l1.maxDis)
{
return(-1);
}
if (l0.maxDis > l1.maxDis)
{
return(1);
}
return(0);
});
for (int i = 0; i < npart; i++)
{
for (int j = 0; j < npart; j++)
{
for (int k = 0; k < npart; k++)
{
GameObject g = new GameObject(partName(i, j, k));
VTPart p = g.AddComponent <VTPart>();
p.Init(this, i, j, k);
setPart(i, j, k, p);
g.transform.parent = transform;
}
}
}
}
public void setPart(int i, int j, int k, VTPart p)
{
_part[i * npart * npart + j * npart + k] = p;
}