public static bool UninstallAPK()
{
OVRBundleTool.PrintLog("Uninstalling Application . . .");
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
string output, error;
string appPackagename = PlayerSettings.GetApplicationIdentifier(BuildTargetGroup.Android)
+ GetTransitionApkOptionalIdentifier();
string[] appStartCommand = { "-d shell", "pm uninstall", appPackagename };
if (adbTool.RunCommand(appStartCommand, null, out output, out error) == 0)
{
OVRBundleTool.PrintSuccess();
OVRBundleTool.PrintLog("App package " + appPackagename + " is uninstalled.");
return(true);
}
OVRBundleTool.PrintError("Failed to uninstall APK.");
}
else
{
OVRBundleTool.PrintError(ADB_TOOL_INITIALIZE_ERROR);
}
return(false);
}
public static void DeleteRemoteAssetBundles()
{
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
bool failure = false;
string fileExistsError = "No such file or directory";
OVRBundleTool.PrintLog("Deleting device bundles . . . ");
string output, error;
string[] deleteBundleCommand = { "-d shell", "rm -r", externalSceneCache };
if (adbTool.RunCommand(deleteBundleCommand, null, out output, out error) != 0)
{
if (!(output.Contains(fileExistsError) || error.Contains(fileExistsError)))
{
failure = true;
}
}
if (failure)
{
OVRBundleTool.PrintError(string.IsNullOrEmpty(error) ? output : error);
OVRBundleTool.PrintError("Failed to delete scene bundle cache directory.");
}
else
{
OVRBundleTool.PrintSuccess();
}
}
else
{
OVRBundleTool.PrintError(ADB_TOOL_INITIALIZE_ERROR);
}
}
public static bool LaunchApplication()
{
OVRBundleTool.PrintLog("Launching Application . . . ");
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
string output, error;
string appPackagename = PlayerSettings.GetApplicationIdentifier(BuildTargetGroup.Android)
+ GetTransitionApkOptionalIdentifier();
string playerActivityName = "\"" + appPackagename + "/com.unity3d.player.UnityPlayerActivity\"";
string[] appStartCommand = { "-d shell", "am start -a android.intent.action.MAIN -c android.intent.category.LAUNCHER -S -f 0x10200000 -n", playerActivityName };
if (adbTool.RunCommand(appStartCommand, null, out output, out error) == 0)
{
OVRBundleTool.PrintSuccess();
OVRBundleTool.PrintLog("App package " + appPackagename + " is launched.");
return(true);
}
string completeError = "Failed to launch application. Try launching it manually through the device.\n" + (string.IsNullOrEmpty(error) ? output : error);
OVRBundleTool.PrintError(completeError);
}
else
{
OVRBundleTool.PrintError(ADB_TOOL_INITIALIZE_ERROR);
}
return(false);
}
public static bool UninstallAPK()
{
OVRBundleTool.PrintLog("Uninstalling Application . . .");
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
string output, error;
string packageName = Application.identifier + ".transition";
string[] appStartCommand = { "-d shell", "pm uninstall", packageName };
if (adbTool.RunCommand(appStartCommand, null, out output, out error) == 0)
{
OVRBundleTool.PrintSuccess();
return(true);
}
OVRBundleTool.PrintError("Failed to uninstall APK.");
}
else
{
OVRBundleTool.PrintError(ADB_TOOL_INITIALIZE_ERROR);
}
return(false);
}
public static string[] ListRemoteAssetBundleNames()
{
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
externalSceneCache = EXTERNAL_STORAGE_PATH + "/" + PlayerSettings.GetApplicationIdentifier(BuildTargetGroup.Android)
+ GetTransitionApkOptionalIdentifier() + "/cache/scenes";
string output, error;
string[] listBundlesCommand = { "-d shell", "ls", externalSceneCache };
if (adbTool.RunCommand(listBundlesCommand, null, out output, out error) == 0)
{
return(output.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries));
}
}
return(null);
}
public static void DeleteRemoteAssetBundles()
{
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
externalSceneCache = EXTERNAL_STORAGE_PATH + "/" + PlayerSettings.GetApplicationIdentifier(BuildTargetGroup.Android)
+ GetTransitionApkOptionalIdentifier() + "/cache/scenes";
bool failure = false;
string fileExistsError = "No such file or directory";
OVRBundleTool.PrintLog("Deleting device bundles . . . ");
string output, error;
string[] deleteBundleCommand = { "-d shell", "rm -r", externalSceneCache };
if (adbTool.RunCommand(deleteBundleCommand, null, out output, out error) != 0)
{
if (!(output.Contains(fileExistsError) || error.Contains(fileExistsError)))
{
failure = true;
}
}
if (failure)
{
OVRBundleTool.PrintError(string.IsNullOrEmpty(error) ? output : error);
OVRBundleTool.PrintError("Failed to delete scene bundle cache directory.");
}
else
{
OVRBundleTool.PrintSuccess();
}
}
else
{
OVRBundleTool.PrintError(ADB_TOOL_INITIALIZE_ERROR);
}
}
private static void CheckForTransitionAPK()
{
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
string matchedPackageList, error;
var transitionPackageName = PlayerSettings.applicationIdentifier;
if (useOptionalTransitionApkPackage)
{
transitionPackageName += ".transition";
}
string[] packageCheckCommand = new string[] { "-d shell pm list package", transitionPackageName };
if (adbTool.RunCommand(packageCheckCommand, null, out matchedPackageList, out error) == 0)
{
if (string.IsNullOrEmpty(matchedPackageList))
{
currentApkStatus = ApkStatus.NOT_INSTALLED;
}
else
{
// adb "list package" command returns all package names that contains the given query package name
// Need to check if the transition package name is matched exactly
if (matchedPackageList.Contains("package:" + transitionPackageName + "\r\n"))
{
if (useOptionalTransitionApkPackage)
{
// If optional package name is used, it is deterministic that the transition apk is installed
currentApkStatus = ApkStatus.OK;
}
else
{
// get package info to check for TRANSITION_APK_VERSION_NAME
string[] dumpPackageInfoCommand = new string[] { "-d shell dumpsys package", transitionPackageName };
string packageInfo;
if (adbTool.RunCommand(dumpPackageInfoCommand, null, out packageInfo, out error) == 0 &&
!string.IsNullOrEmpty(packageInfo) &&
packageInfo.Contains(OVRBundleManager.TRANSITION_APK_VERSION_NAME))
{
// Matched package name found, and the package info contains TRANSITION_APK_VERSION_NAME
currentApkStatus = ApkStatus.OK;
}
else
{
currentApkStatus = ApkStatus.NOT_INSTALLED;
}
}
}
else
{
// No matached package name returned
currentApkStatus = ApkStatus.NOT_INSTALLED;
}
}
}
else if (error.Contains("no devices found"))
{
currentApkStatus = ApkStatus.DEVICE_NOT_CONNECTED;
}
else
{
currentApkStatus = ApkStatus.UNKNOWN;
}
}
}
private static bool TransferSceneBundles(OVRADBTool adbTool, string absoluteTempPath, string externalSceneCache)
{
List <string> bundlesToTransfer = new List <string>();
List <string> bundlesToDelete = new List <string>();
string manifestFilePath = externalSceneCache + "/" + BUNDLE_MANAGER_MASTER_BUNDLE;
string[] pullManifestCommand = { "-d pull", "\"" + manifestFilePath + "\"", "\"" + absoluteTempPath + "\"" };
string output, error;
if (adbTool.RunCommand(pullManifestCommand, null, out output, out error) == 0)
{
// An existing manifest file was found on device. Load hashes and upload bundles that have changed hashes.
Debug.Log("[OVRBundleManager] - Scene bundle manifest file found. Decoding changes . . .");
// Load hashes from remote manifest
AssetBundle remoteBundle = AssetBundle.LoadFromFile(Path.Combine(absoluteTempPath, BUNDLE_MANAGER_MASTER_BUNDLE));
if (remoteBundle == null)
{
OVRBundleTool.PrintError("Failed to load remote asset bundle manifest file.");
return(false);
}
AssetBundleManifest remoteManifest = remoteBundle.LoadAsset <AssetBundleManifest>("AssetBundleManifest");
Dictionary <string, Hash128> remoteBundleToHash = new Dictionary <string, Hash128>();
if (remoteManifest != null)
{
string[] assetBundles = remoteManifest.GetAllAssetBundles();
foreach (string bundleName in assetBundles)
{
remoteBundleToHash[bundleName] = remoteManifest.GetAssetBundleHash(bundleName);
}
}
remoteBundle.Unload(true);
// Load hashes from local manifest
AssetBundle localBundle = AssetBundle.LoadFromFile(BUNDLE_MANAGER_OUTPUT_PATH + "\\" + BUNDLE_MANAGER_MASTER_BUNDLE
+ "\\" + BUNDLE_MANAGER_MASTER_BUNDLE);
if (localBundle == null)
{
OVRBundleTool.PrintError("<color=red>Failed to load local asset bundle manifest file.\n</color>");
return(false);
}
AssetBundleManifest localManifest = localBundle.LoadAsset <AssetBundleManifest>("AssetBundleManifest");
if (localManifest != null)
{
Hash128 zeroHash = new Hash128(0, 0, 0, 0);
// Build a list of dirty bundles that will have to be transfered
string relativeSceneBundlesPath = Path.Combine(BUNDLE_MANAGER_OUTPUT_PATH, BUNDLE_MANAGER_MASTER_BUNDLE);
bundlesToTransfer.Add(Path.Combine(relativeSceneBundlesPath, BUNDLE_MANAGER_MASTER_BUNDLE));
string[] assetBundles = localManifest.GetAllAssetBundles();
foreach (string bundleName in assetBundles)
{
if (!remoteBundleToHash.ContainsKey(bundleName))
{
bundlesToTransfer.Add(Path.Combine(relativeSceneBundlesPath, bundleName));
}
else
{
if (remoteBundleToHash[bundleName] != localManifest.GetAssetBundleHash(bundleName))
{
bundlesToTransfer.Add(Path.Combine(relativeSceneBundlesPath, bundleName));
}
remoteBundleToHash[bundleName] = zeroHash;
}
}
OVRBundleTool.PrintLog(bundlesToTransfer.Count + " dirty bundle(s) will be transfered.\n");
}
}
else
{
if (output.Contains("does not exist") || output.Contains("No such file or directory"))
{
// Fresh install of asset bundles, transfer all asset bundles
OVRBundleTool.PrintLog("Manifest file not found. Transfering all bundles . . . ");
string[] mkdirCommand = { "-d shell", "mkdir -p", "\"" + externalSceneCache + "\"" };
if (adbTool.RunCommand(mkdirCommand, null, out output, out error) == 0)
{
string absoluteSceneBundlePath = Path.Combine(Path.Combine(Application.dataPath, ".."),
Path.Combine(BUNDLE_MANAGER_OUTPUT_PATH, BUNDLE_MANAGER_MASTER_BUNDLE));
string[] assetBundlePaths = Directory.GetFiles(absoluteSceneBundlePath);
if (assetBundlePaths.Length != 0)
{
foreach (string path in assetBundlePaths)
{
if (!path.Contains(".manifest"))
{
bundlesToTransfer.Add(path);
}
}
}
else
{
OVRBundleTool.PrintError("Failed to locate scene bundles to transfer.");
return(false);
}
}
}
}
// If any adb error occured during manifest calculation, print it and return false
if (!string.IsNullOrEmpty(error) || output.Contains("error"))
{
OVRBundleTool.PrintError(string.IsNullOrEmpty(error) ? output : error);
return(false);
}
// Transfer bundles to device
DateTime transferStart = DateTime.Now;
foreach (string bundle in bundlesToTransfer)
{
string absoluteBundlePath = Path.Combine(Path.Combine(Application.dataPath, ".."), bundle);
string[] pushBundleCommand = { "-d push", "\"" + absoluteBundlePath + "\"", "\"" + externalSceneCache + "\"" };
adbTool.RunCommandAsync(pushBundleCommand, null);
}
Debug.Log("[OVRBundleManager] - Transfer took " + (DateTime.Now - transferStart).TotalSeconds + " seconds.");
// Delete stale bundles on device
if (bundlesToDelete.Count > 0)
{
foreach (string bundle in bundlesToDelete)
{
string bundlePath = externalSceneCache + "/" + bundle;
string[] deleteBundleCommand = { "-d shell", "rm", "\"" + bundlePath + "\"" };
adbTool.RunCommandAsync(deleteBundleCommand, null);
}
OVRBundleTool.PrintLog("Deleted " + bundlesToDelete.Count + " bundle(s) that were stale");
}
return(true);
}
private static bool DeploySceneBundles(List <OVRBundleTool.EditorSceneInfo> sceneList)
{
// Create Temp directory on local machine if it does not exist
string tempDirectory = Path.Combine(BUNDLE_MANAGER_OUTPUT_PATH, "Temp");
if (!Directory.Exists(tempDirectory))
{
Directory.CreateDirectory(tempDirectory);
}
string absoluteTempPath = Path.Combine(Path.Combine(Application.dataPath, ".."), tempDirectory);
OVRBundleTool.PrintLog("Deploying scene bundles to device . . . ");
OVRADBTool adbTool = new OVRADBTool(OVRConfig.Instance.GetAndroidSDKPath());
if (adbTool.isReady)
{
DateTime transferStart = DateTime.Now;
for (int i = 0; i < sceneList.Count; ++i)
{
if (!sceneList[i].shouldDeploy)
{
continue;
}
OVRBundleTool.UpdateSceneBuildStatus(OVRBundleTool.SceneBundleStatus.TRANSFERRING, i);
}
// Transfer all scene bundles that are relavent
if (!TransferSceneBundles(adbTool, absoluteTempPath, externalSceneCache))
{
return(false);
}
for (int i = 0; i < sceneList.Count; ++i)
{
if (!sceneList[i].shouldDeploy)
{
continue;
}
OVRBundleTool.UpdateSceneBuildStatus(OVRBundleTool.SceneBundleStatus.DEPLOYED, i);
}
// Create file to tell transition scene APK which scene to load and push it to the device
string sceneLoadDataPath = Path.Combine(tempDirectory, OVRSceneLoader.sceneLoadDataName);
if (File.Exists(sceneLoadDataPath))
{
File.Delete(sceneLoadDataPath);
}
StreamWriter writer = new StreamWriter(sceneLoadDataPath, true);
// Write version and scene names
long unixTime = (int)(DateTimeOffset.UtcNow.ToUniversalTime() - new DateTime(1970, 1, 1, 0, 0, 0)).TotalSeconds;
writer.WriteLine(unixTime.ToString());
for (int i = 0; i < sceneList.Count; i++)
{
if (!sceneList[i].shouldDeploy)
{
continue;
}
writer.WriteLine(Path.GetFileNameWithoutExtension(sceneList[i].scenePath));
}
writer.Close();
string absoluteSceneLoadDataPath = Path.Combine(absoluteTempPath, OVRSceneLoader.sceneLoadDataName);
string[] pushCommand = { "-d push", "\"" + absoluteSceneLoadDataPath + "\"", "\"" + externalSceneCache + "\"" };
string output, error;
if (adbTool.RunCommand(pushCommand, null, out output, out error) == 0)
{
Debug.Log("[OVRBundleManager] Scene Load Data Pushed to Device.");
return(true);
}
OVRBundleTool.PrintError(string.IsNullOrEmpty(error) ? output : error);
}
else
{
OVRBundleTool.PrintError(ADB_TOOL_INITIALIZE_ERROR);
}
return(false);
}
public static bool DeployAPK()
{
// Create new instance of ADB Tool
var adbTool = new OVRADBTool(androidSdkPath);
if (adbTool.isReady)
{
string apkPathLocal;
string gradleExportFolder = Path.Combine(Path.Combine(gradleExport, productName), "build\\outputs\\apk\\debug");
// Check to see if gradle output directory exists
gradleExportFolder = gradleExportFolder.Replace("/", "\\");
if (!Directory.Exists(gradleExportFolder))
{
UnityEngine.Debug.LogError("Could not find the gradle project at the expected path: " + gradleExportFolder);
return(false);
}
// Search for output APK in gradle output directory
apkPathLocal = Path.Combine(gradleExportFolder, productName + "-debug.apk");
if (!System.IO.File.Exists(apkPathLocal))
{
UnityEngine.Debug.LogError(string.Format("Could not find {0} in the gradle project.", productName + "-debug.apk"));
return(false);
}
string output, error;
DateTime timerStart;
// Ensure that the Oculus temp directory is on the device by making it
IncrementProgressBar("Making Temp directory on device");
string[] mkdirCommand = { "-d shell", "mkdir -p", REMOTE_APK_PATH };
if (adbTool.RunCommand(mkdirCommand, null, out output, out error) != 0)
{
return(false);
}
// Push APK to device, also time how long it takes
timerStart = System.DateTime.Now;
IncrementProgressBar("Pushing APK to device . . .");
string[] pushCommand = { "-d push", "\"" + apkPathLocal + "\"", REMOTE_APK_PATH };
if (adbTool.RunCommand(pushCommand, null, out output, out error) != 0)
{
return(false);
}
// Calculate the transfer speed and determine if user is using USB 2.0 or 3.0
TimeSpan pushTime = System.DateTime.Now - timerStart;
FileInfo apkInfo = new System.IO.FileInfo(apkPathLocal);
double transferSpeed = (apkInfo.Length / pushTime.TotalSeconds) / BYTES_TO_MEGABYTES;
bool informLog = transferSpeed < USB_TRANSFER_SPEED_THRES;
UnityEngine.Debug.Log("OVRADBTool: Push Success");
// Install the APK package on the device
IncrementProgressBar("Installing APK . . .");
string apkPath = REMOTE_APK_PATH + "/" + productName + "-debug.apk";
apkPath = apkPath.Replace(" ", "\\ ");
string[] installCommand = { "-d shell", "pm install -r", apkPath };
timerStart = System.DateTime.Now;
if (adbTool.RunCommand(installCommand, null, out output, out error) != 0)
{
return(false);
}
TimeSpan installTime = System.DateTime.Now - timerStart;
UnityEngine.Debug.Log("OVRADBTool: Install Success");
// Start the application on the device
IncrementProgressBar("Launching application on device . . .");
#if UNITY_2019_3_OR_NEWER
string playerActivityName = "\"" + applicationIdentifier + "/com.unity3d.player.UnityPlayerActivity\"";
#else
string playerActivityName = "\"" + applicationIdentifier + "/" + applicationIdentifier + ".UnityPlayerActivity\"";
#endif
string[] appStartCommand = { "-d shell", "am start -a android.intent.action.MAIN -c android.intent.category.LAUNCHER -S -f 0x10200000 -n", playerActivityName };
if (adbTool.RunCommand(appStartCommand, null, out output, out error) != 0)
{
return(false);
}
UnityEngine.Debug.Log("OVRADBTool: Application Start Success");
// Send back metrics on push and install steps
OVRPlugin.AddCustomMetadata("transfer_speed", transferSpeed.ToString());
OVRPlugin.SendEvent("build_step_push_apk", pushTime.TotalSeconds.ToString(), "ovrbuild");
OVRPlugin.SendEvent("build_step_install_apk", installTime.TotalSeconds.ToString(), "ovrbuild");
IncrementProgressBar("Success!");
// If the user is using a USB 2.0 cable, inform them about improved transfer speeds and estimate time saved
if (informLog)
{
var usb3Time = apkInfo.Length / (USB_3_TRANSFER_SPEED * BYTES_TO_MEGABYTES);
UnityEngine.Debug.Log(string.Format("OVRBuild has detected slow transfer speeds. A USB 3.0 cable is recommended to reduce the time it takes to deploy your project by approximatly {0:0.0} seconds", pushTime.TotalSeconds - usb3Time));
return(true);
}
}
else
{
UnityEngine.Debug.LogError("Could not find the ADB executable in the specified Android SDK directory.");
}
return(false);
}
public static bool DeployAPK()
{
// Create new instance of ADB Tool
var adbTool = new OVRADBTool(androidSdkPath);
if (adbTool.isReady)
{
string apkPathLocal;
string buildFlavor = isDevelopmentBuild ? "debug" : "release";
string gradleExportFolder = Path.Combine(gradleExport, productName, $"build\\outputs\\apk\\{buildFlavor}");
// Check to see if gradle output directory exists
gradleExportFolder = gradleExportFolder.Replace("/", "\\");
if (!Directory.Exists(gradleExportFolder))
{
UnityEngine.Debug.LogError("Could not find the gradle project at the expected path: " + gradleExportFolder);
return(false);
}
// Search for output APK in gradle output directory
apkPathLocal = Path.Combine(gradleExportFolder, productName + $"-{buildFlavor}.apk");
if (!System.IO.File.Exists(apkPathLocal))
{
UnityEngine.Debug.LogError(string.Format("Could not find {0} in the gradle project.", productName + $"-{buildFlavor}.apk"));
return(false);
}
string output, error;
DateTime timerStart;
// Ensure that the Oculus temp directory is on the device by making it
IncrementProgressBar("Making Temp directory on device");
string[] mkdirCommand = { "-d shell", "mkdir -p", REMOTE_APK_PATH };
if (adbTool.RunCommand(mkdirCommand, null, out output, out error) != 0)
{
return(false);
}
// Push APK to device, also time how long it takes
timerStart = System.DateTime.Now;
IncrementProgressBar("Pushing APK to device . . .");
string[] pushCommand = { "-d push", "\"" + apkPathLocal + "\"", REMOTE_APK_PATH };
if (adbTool.RunCommand(pushCommand, null, out output, out error) != 0)
{
return(false);
}
// Calculate the transfer speed and determine if user is using USB 2.0 or 3.0
// Only bother informing the user on non-trivial transfers, as for very short
// periods of time, things like process creation overhead can dwarf the actual
// transfer time.
TimeSpan pushTime = System.DateTime.Now - timerStart;
bool trivialPush = pushTime.TotalSeconds < TRANSFER_SPEED_CHECK_THRESHOLD;
long? apkSize = (trivialPush ? (long?)null : new System.IO.FileInfo(apkPathLocal).Length);
double? transferSpeed = (apkSize / pushTime.TotalSeconds) / BYTES_TO_MEGABYTES;
bool informLog = transferSpeed.HasValue && transferSpeed.Value < USB_TRANSFER_SPEED_THRES;
UnityEngine.Debug.Log("OVRADBTool: Push Success");
// Install the APK package on the device
IncrementProgressBar("Installing APK . . .");
string apkPath = REMOTE_APK_PATH + "/" + productName + "-debug.apk";
apkPath = apkPath.Replace(" ", "\\ ");
string[] installCommand = { "-d shell", "pm install -r", apkPath };
timerStart = System.DateTime.Now;
if (adbTool.RunCommand(installCommand, null, out output, out error) != 0)
{
return(false);
}
TimeSpan installTime = System.DateTime.Now - timerStart;
UnityEngine.Debug.Log("OVRADBTool: Install Success");
// Start the application on the device
IncrementProgressBar("Launching application on device . . .");
#if UNITY_2019_3_OR_NEWER
string playerActivityName = "\"" + applicationIdentifier + "/com.unity3d.player.UnityPlayerActivity\"";
#else
string playerActivityName = "\"" + applicationIdentifier + "/" + applicationIdentifier + ".UnityPlayerActivity\"";
#endif
string[] appStartCommand = { "-d shell", "am start -a android.intent.action.MAIN -c android.intent.category.LAUNCHER -S -f 0x10200000 -n", playerActivityName };
if (adbTool.RunCommand(appStartCommand, null, out output, out error) != 0)
{
return(false);
}
UnityEngine.Debug.Log("OVRADBTool: Application Start Success");
IncrementProgressBar("Success!");
// If the user is using a USB 2.0 cable, inform them about improved transfer speeds and estimate time saved
if (informLog)
{
float usb3Time = apkSize.Value / (USB_3_TRANSFER_SPEED * BYTES_TO_MEGABYTES); // `informLog` can't be true if `apkSize` is null.
UnityEngine.Debug.Log(string.Format("OVRBuild has detected slow transfer speeds. A USB 3.0 cable is recommended to reduce the time it takes to deploy your project by approximatly {0:0.0} seconds", pushTime.TotalSeconds - usb3Time));
return(true);
}
}
else
{
UnityEngine.Debug.LogError("Could not find the ADB executable in the specified Android SDK directory.");
}
return(false);
}