private CacheMeshes NewCacheMeshes(string guid, long time)
{
CacheMeshes cacheMeshes = CacheMeshes.CreateInstance <CacheMeshes>();
cacheMeshes.Timestamp = time;
cacheMeshes.name = guid;
WriteCacheMeshes(guid, cacheMeshes);
return(cacheMeshes);
}
private void WriteCacheMeshes(string guid, CacheMeshes cacheMeshes)
{
string path = GetAssetPath(guid);
if (System.IO.Directory.Exists(k_CachePath) == false)
{
System.IO.Directory.CreateDirectory(k_CachePath);
}
AssetDatabase.CreateAsset(cacheMeshes, path);
AssetDatabase.SaveAssets();
}
private Mesh GetMesh(Mesh source, float quality, string guid, long time)
{
CacheMeshes meshes = GetCacheMeshes(guid, time);
string simplifierTypeStr = AutoLOD.meshSimplifierType.AssemblyQualifiedName;
//Compare three decimal places
int compareQuality = (int)(quality * 1000.0f + 0.5f);
for (int i = 0; i < meshes.Meshes.Count; ++i)
{
var mesh = meshes.Meshes[i];
if (mesh.Mesh == null)
{
meshes.Meshes[i] = meshes.Meshes.Last();
meshes.Meshes.RemoveAt(meshes.Meshes.Count - 1);
i -= 1;
continue;
}
int meshQuality = (int)(mesh.Quality * 1000.0f + 0.5f);
if (mesh.SimplifierType == simplifierTypeStr && meshQuality == compareQuality)
{
return(mesh.Mesh);
}
}
//Mesh not found in cache.
//need create mesh.
Mesh simplifiedMesh = SimplifyMesh(source, quality, (m) =>
{
string path = GetAssetPath(guid);
AssetDatabase.AddObjectToAsset(m, path);
AssetDatabase.SaveAssets();
});
CacheMesh cacheMesh = new CacheMesh();
cacheMesh.Mesh = simplifiedMesh;
cacheMesh.Quality = quality;
cacheMesh.SimplifierType = simplifierTypeStr;
meshes.Meshes.Add(cacheMesh);
EditorUtility.SetDirty(meshes);
AssetDatabase.SaveAssets();
return(simplifiedMesh);
}
