IEnumerator CreateFinalObject(ModelsParents modelsParents)
{
AssetBundleRequest request = modelsParents.Bundle.LoadAssetAsync(modelsParents.Name);
yield return(request);
GameObject gameObject = request.asset as GameObject;
finalObjects = new FinalObjects();
finalObjects.Model = gameObject;
finalObjects.Parent = modelsParents.Parent;
finalObjects.ModelShowText = modelsParents.ModelShowText;
finalObjects.Model.SetActive(false);
//Show the Model & Text
Instantiate(finalObjects.Model, finalObjects.Parent);
finalObjects.Parent.transform
.Find(GetFullModelName(finalObjects.Model.name)).gameObject.SetActive(true);
modelShowText.text = finalObjects.ModelShowText;
grayPanel.SetActive(false);
buttonPanel.SetActive(true);
}
IEnumerator DownloadModelOrGetFromCache(int pos, Models modelsList)
{
Debug.Log(pos);
// Wait for the Caching system to be ready
while (!Caching.ready)
{
yield return(null);
}
float maxProgress = 1;
float progress = 0;
// get current bundle hash from server, random value added to avoid caching
UnityWebRequest www =
UnityWebRequest.Get(modelsList.body[pos].model_url + ".manifest?r=" + (Random.value * 9999999));
Debug.Log("Loading manifest:" + modelsList.body[pos].model_url + ".manifest");
// wait for load to finish
yield return(www.SendWebRequest());
// if received error, exit
if (www.isNetworkError == true)
{
Debug.LogError("www error: " + www.error);
www.Dispose();
www = null;
yield break;
}
// create empty hash string
Hash128 hashString = (default(Hash128)); // new Hash128(0, 0, 0, 0);
// check if received data contains 'ManifestFileVersion'
if (www.downloadHandler.text.Contains("ManifestFileVersion"))
{
// extract hash string from the received data, TODO should add some error checking here
var hashRow = www.downloadHandler.text.ToString().Split("\n".ToCharArray())[5];
hashString = Hash128.Parse(hashRow.Split(':')[1].Trim());
if (hashString.isValid == true)
{
// we can check if there is cached version or not
if (Caching.IsVersionCached(modelsList.body[pos].model_url, hashString) == true)
{
Debug.Log("Bundle with this hash is already cached!");
}
else
{
Debug.Log("No cached version founded for this hash..");
}
}
else
{
// invalid loaded hash, just try loading latest bundle
Debug.LogError("Invalid hash:" + hashString);
yield break;
}
}
else
{
Debug.LogError("Manifest doesn't contain string 'ManifestFileVersion': " + modelsList.body[pos].model_url +
".manifest");
yield break;
}
// now download the actual bundle, with hashString parameter it uses cached version if available
www = UnityWebRequestAssetBundle.GetAssetBundle(
modelsList.body[pos].model_url + "?r=" + (Random.value * 9999999), hashString, 0);
// wait for load to finish
www.SendWebRequest();
if (www.error != null)
{
Debug.LogError("www error: " + www.error);
www.Dispose();
www = null;
yield break;
}
else
{
//To remember the last progress
float lastProgress = progress;
//informationBox.text = "Downloading resources...";
while (!www.isDone)
{
//Calculate the current progress
progress = lastProgress + www.downloadProgress;
//Get a percentage
float progressPercentage = (progress / maxProgress) * 100;
Debug.Log("Downloaded: " + progressPercentage + "%");
yield return(new WaitForSeconds(0.1f));
//slider.value = Mathf.Clamp01(progress / maxProgress);
}
bundle = DownloadHandlerAssetBundle.GetContent(www);
Debug.Log("Download Completed.");
//Add the model and parent combination to list for later instantiation
ModelsParents modelsParents = new ModelsParents();
//Downloaded Asset Bundle
modelsParents.Bundle = bundle;
//Asset Bundle Name
modelsParents.Name = modelsList.body[pos].prefab_name;
//GameObject for the model to be placed in
modelsParents.Parent = parent;
//Model Show Text
modelsParents.ModelShowText = modelsList.body[pos].model_show_text;
StartCoroutine(CreateFinalObject(modelsParents));
}
}
