public override void FloorPlaceGetPose(out Vector3 position, out Quaternion orientation)
{
position = new Vector3();
orientation = new Quaternion();
if (m_KudanAR_Instance != null)
{
m_KudanAR_Instance.Call("updateArbi", _floorHeight);
AndroidJavaObject floorPosition = m_KudanAR_Instance.Get <AndroidJavaObject>("m_FloorPosition");
AndroidJavaObject floorOrientation = m_KudanAR_Instance.Get <AndroidJavaObject>("m_FloorOrientation");
position.x = floorPosition.Get <float>("x");
position.y = floorPosition.Get <float>("y");
position.z = floorPosition.Get <float>("z");
orientation.x = floorOrientation.Get <float>("x");
orientation.y = floorOrientation.Get <float>("y");
orientation.z = floorOrientation.Get <float>("z");
orientation.w = floorOrientation.Get <float>("w");
}
}
public void onAttributionChanged(AndroidJavaObject attribution)
{
if (callback != null)
{
AdjustAttribution adjustAttribution = new AdjustAttribution();
adjustAttribution.trackerName = ((!(attribution.Get <string>(AdjustUtils.KeyTrackerName) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyTrackerName) : null);
adjustAttribution.trackerToken = ((!(attribution.Get <string>(AdjustUtils.KeyTrackerToken) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyTrackerToken) : null);
adjustAttribution.network = ((!(attribution.Get <string>(AdjustUtils.KeyNetwork) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyNetwork) : null);
adjustAttribution.campaign = ((!(attribution.Get <string>(AdjustUtils.KeyCampaign) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyCampaign) : null);
adjustAttribution.adgroup = ((!(attribution.Get <string>(AdjustUtils.KeyAdgroup) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyAdgroup) : null);
adjustAttribution.creative = ((!(attribution.Get <string>(AdjustUtils.KeyCreative) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyCreative) : null);
adjustAttribution.clickLabel = ((!(attribution.Get <string>(AdjustUtils.KeyClickLabel) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyClickLabel) : null);
adjustAttribution.adid = ((!(attribution.Get <string>(AdjustUtils.KeyAdid) == string.Empty)) ? attribution.Get <string>(AdjustUtils.KeyAdid) : null);
callback(adjustAttribution);
}
}
public static PlayFabNotificationPackage GetPushCache()
{
AndroidJavaObject package = new AndroidJavaObject("com.playfab.unityplugin.GCM.PlayFabNotificationPackage");
package = PlayFabPushCacheClass.CallStatic <AndroidJavaObject>("getPushCache");
PlayFabNotificationPackage cache = new PlayFabNotificationPackage();
if (package != null)
{
cache.Title = package.Get <string>("Title");
cache.Message = package.Get <string>("Message");
cache.Icon = package.Get <string>("Icon");
cache.Sound = package.Get <string>("Sound");
cache.CustomData = package.Get <string>("CustomData");
}
else
{
Debug.Log("Package was null");
}
return(cache);
}
public string scan(int x, int y)
{
if (proxyObject == null)
{
return(id);
}
AndroidJavaObject scanResult = proxyObject.Call <AndroidJavaObject>("scan", x, y);
if (scanResult == null)
{
id = "null";
Debug.Log("No smart piece found at (" + x + "," + y + ")");
}
else
{
id = scanResult.Get <string>("id");
AndroidJavaObject loc = scanResult.Get <AndroidJavaObject>("location");
string bank = loc.Get <string>("first");
string index = loc.Get <string>("second");
Debug.Log("Found smart piece at (x,y):" + x + "," + y + " with id: " + id + " at :" + bank + " " + index);
}
return(id); //added
}
public void autoScan()
{
if (proxyObject == null)
{
return;
}
AndroidJavaObject[] scanResults = proxyObject.Call <AndroidJavaObject[]>("autoScan");
if (scanResults.Length <= 0)
{
Debug.Log("No smart piece found");
}
else
{
for (int i = 0; i < scanResults.Length; i++)
{
string id = scanResults[i].Get <string>("id");
AndroidJavaObject loc = scanResults[i].Get <AndroidJavaObject>("location");
string bank = loc.Get <string>("first");
string index = loc.Get <string>("second");
Debug.Log("SM #" + (i + 1) + " with id: " + id + "at: " + bank + " " + index);
}
}
}
public static int GetVersionCode()
{
AndroidJavaClass androidJavaClass = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
AndroidJavaObject @static = androidJavaClass.GetStatic <AndroidJavaObject>("currentActivity");
AndroidJavaObject androidJavaObject = @static.Call <AndroidJavaObject>("getPackageManager", new object[0]);
string text = @static.Call <string>("getPackageName", new object[0]);
AndroidJavaObject androidJavaObject2 = androidJavaObject.Call <AndroidJavaObject>("getPackageInfo", new object[2]
{
text,
0
});
return(androidJavaObject2.Get <int>("versionCode"));
}
//=====================================================================================================
public static List <PackageInfo> GetInstalledApps()
{
if (Application.platform != RuntimePlatform.Android)
{
return(null);
}
AndroidJavaObject packages = currentActivity.Call <AndroidJavaObject>("getPackageManager").Call <AndroidJavaObject>("getInstalledPackages", 0);
int size = packages.Call <int>("size");
List <PackageInfo> list = new List <PackageInfo>();
for (int i = 0; i < size; i++)
{
AndroidJavaObject info = packages.Call <AndroidJavaObject>("get", i);
PackageInfo packageInfo = new PackageInfo();
packageInfo.firstInstallTime = info.Get <long>("firstInstallTime");
packageInfo.packageName = info.Get <string>("packageName");
packageInfo.lastUpdateTime = info.Get <long>("lastUpdateTime");
packageInfo.versionCode = info.Get <int>("versionCode");
packageInfo.versionName = info.Get <string>("versionName");
list.Add(packageInfo);
}
return(list);
}
private static void populateOBBData()
{
if (obb_version != 0)
{
return;
}
using (AndroidJavaClass unity_player = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
{
AndroidJavaObject current_activity = unity_player.GetStatic <AndroidJavaObject>("currentActivity");
obb_package = current_activity.Call <string>("getPackageName");
AndroidJavaObject package_info = current_activity.Call <AndroidJavaObject>("getPackageManager").Call <AndroidJavaObject>("getPackageInfo", obb_package, 0);
obb_version = package_info.Get <int>("versionCode");
}
}
internal virtual void Init(AndroidJavaObject obj)
{
Id = obj.Get <long>("id");
Uri = obj.Get <string>("uri");
Path = obj.Get <string>("path");
Size = obj.Get <long>("size");
DisplayName = obj.Get <string>("displayName");
Title = obj.Get <string>("title");
}
void loginCallback(AndroidJavaObject result)
{
var appleIdSubsystem = new List <SignInWithApplePlayerIdentitySubsystem>();
SubsystemManager.GetInstances(appleIdSubsystem);
if (appleIdSubsystem.Count > 0 && appleIdSubsystem[0].m_LoginCompleted != null)
{
var args = new IdentityLoginCallbackArgs();
var code = result.Get <string>("code");
var displayName = result.Get <string>("displayName");
var email = result.Get <string>("email");
var error = result.Get <string>("error");
if (error != null)
{
args.error = new Error();
args.error.message = error;
}
else
{
args.userInfo = new UserInfo();
args.userInfo.displayName = displayName;
args.userInfo.email = email;
args.externalToken = new ExternalToken();
args.externalToken.authCode = code;
args.externalToken.idProvider = k_ProviderId;
var settings = AppleLoader.GetSettings();
args.externalToken.clientId = settings?.m_ServiceId;
args.externalToken.redirectUri = settings?.m_CallbackEndpoint;
}
appleIdSubsystem[0].m_LoginCompleted(args);
appleIdSubsystem[0].m_LoginCompleted = null;
}
}
public override bool Show(int uniqueId,
double x,
double y,
double width,
double height)
{
AndroidJavaObject adView = AdViewForAdViewId(uniqueId);
if (adView == null)
{
return(false);
}
AndroidJavaClass unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
AndroidJavaObject activity = unityPlayer.GetStatic <AndroidJavaObject>("currentActivity");
activity.Call("runOnUiThread", new AndroidJavaRunnable(() => {
AndroidJavaObject context = activity.Call <AndroidJavaObject>("getApplicationContext");
AndroidJavaObject resources = context.Call <AndroidJavaObject> ("getResources");
AndroidJavaObject displayMetrics =
resources.Call <AndroidJavaObject> ("getDisplayMetrics");
float density = displayMetrics.Get <float> ("density");
AndroidJavaObject layoutParams = new AndroidJavaObject("android.widget.LinearLayout$LayoutParams",
(int)(width * density),
(int)(height * density));
AndroidJavaObject linearLayout = new AndroidJavaObject("android.widget.LinearLayout", activity);
AndroidJavaClass R = new AndroidJavaClass("android.R$id");
AndroidJavaObject view = activity.Call <AndroidJavaObject> ("findViewById", R.GetStatic <int> ("content"));
AndroidJavaObject parent = adView.Call <AndroidJavaObject>("getParent");
if (parent != null)
{
IntPtr ptr = AndroidJNI.GetMethodID(parent.GetRawClass(), "removeView", "(Landroid/view/View;)V");
if (ptr != IntPtr.Zero)
{
parent.Call("removeView", adView);
}
else
{
AndroidJNI.ExceptionClear();
}
}
layoutParams.Call("setMargins", (int)(x * density), (int)(y * density), 0, 0);
linearLayout.Call("addView", adView, layoutParams);
view.Call("addView", linearLayout);
}));
return(true);
}
public FieldType Get <FieldType>(string fieldName)
{
#if UNITY_ANDROID
if (Application.platform == RuntimePlatform.Android)
{
return(jo.Get <FieldType>(fieldName));
}
else
{
return(default(FieldType));
}
#else
return(default(FieldType));
#endif
}
public DeviceAudioInformation(AndroidJavaObject jo)
{
AndroidJavaClass versionClass = new AndroidJavaClass("android/os/Build$VERSION");
int sdkLevel = versionClass.GetStatic <int>("SDK_INT");
this.nativeSamplingRate = jo.Get <int>("nativeSamplingRate");
this.optimalBufferSize = jo.Get <int>("optimalBufferSize");
this.lowLatencyFeature = jo.Get <bool>("lowLatencyFeature");
this.proAudioFeature = jo.Get <bool>("proAudioFeature");
if (sdkLevel >= 23)
{
//This one is a Java array, we need to do JNI manually to each elements
AndroidJavaObject outputDevicesJo = jo.Get <AndroidJavaObject>("outputDevices");
IntPtr outputDevicesRaw = outputDevicesJo.GetRawObject();
int outputDeviceAmount = AndroidJNI.GetArrayLength(outputDevicesRaw);
this.audioDevices = new AndroidAudioDeviceType[outputDeviceAmount];
for (int i = 0; i < outputDeviceAmount; i++)
{
IntPtr outputDevice = AndroidJNI.GetObjectArrayElement(outputDevicesRaw, i);
IntPtr audioDeviceInfoClass = AndroidJNI.GetObjectClass(outputDevice);
IntPtr getTypeMethod = AndroidJNIHelper.GetMethodID(audioDeviceInfoClass, "getType");
int type = AndroidJNI.CallIntMethod(outputDevice, getTypeMethod, new jvalue[] { });
this.audioDevices[i] = (AndroidAudioDeviceType)type;
}
}
else
{
this.audioDevices = new AndroidAudioDeviceType[0];
}
//Debug.Log(this.ToString());
}
/// <summary>
/// JNI 获取属性值
/// </summary>
/// <param name="className">类路径</param>
/// <param name="filedName">静态属性名</param>
public static T GetField <T>(string className, string fieldName)
{
T res = default(T);
#if UNITY_ANDROID && !UNITY_EDITOR
AndroidJavaObject clazzObj = null;
using (clazzObj = new AndroidJavaObject(className))
{
res = clazzObj.Get <T>(fieldName);
}
clazzObj.Dispose();
clazzObj = null;
#endif
return(res);
}
public string GetAddress()
{
string currentAddress = "获取定位中...";
try
{
currentAddress = tcMap.Get <String>("currentAddress");
}
catch (Exception e)
{
return(e.Message);
}
return(currentAddress);
}
private static int getDensitySize(int size)
{
#if UNITY_ANDROID
AndroidJavaObject displayMetrics = new AndroidJavaObject("android.util.DisplayMetrics");
AndroidJavaClass unityPlayerClass = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
AndroidJavaObject activityObject = unityPlayerClass.GetStatic <AndroidJavaObject> ("currentActivity");
AndroidJavaObject windowManagerObject = activityObject.Call <AndroidJavaObject> ("getWindowManager");
AndroidJavaObject displayObject = windowManagerObject.Call <AndroidJavaObject> ("getDefaultDisplay");
displayObject.Call("getMetrics", displayMetrics);
float density = displayMetrics.Get <float> ("density");
return((int)(((size / density) + 0.5f)));
#else
return(0);
#endif
}
public void DeviceConnectedEventHandler(object sender, AndroidMessageArgs <AndroidJavaObject> args)
{
AndroidJavaObject device = args.data;
int pid = device.Get <int> ("PID");
if (!__Generics.ContainsKey(pid.ToString()))
{
// UnityEngine.Debug.Log(args.Message);
GenericHIDDevice info = new GenericHIDDevice(__Generics.Count, device, this);
info.hidInterface = this;
ResolveDevice(info);
}
}
/*void RenderExternalAlpha8Texture()
* {
* if (Application.platform != RuntimePlatform.Android)
* {
* return;
* }
*
* double now = (DateTime.Now - new DateTime(1970, 1, 1)).TotalMilliseconds;
*
* if (timeLastExecution < now)
* {
* timeLastExecution = now + INTERVAL_IN_MS;
*
* AndroidJavaClass plugin = new AndroidJavaClass(Config.pluginClassString);
* AndroidJavaObject returnedObject = plugin.CallStatic<AndroidJavaObject>("getAlpha8TextureResult");
*
* Int32 texPtr = returnedObject.Get<Int32>("texturePtr");
* Int32 width = returnedObject.Get<Int32>("width");
* Int32 height = returnedObject.Get<Int32>("height");
*
* // Debug.Log("texture pointer: " + texPtr + ", width: " + width + ", height: " + height);
*
* if (width <= 0 || height <= 0 || texPtr <= 0)
* {
* return;
* }
*
* if (null == nativeTexture || nativeTexture.width != width || nativeTexture.height != height)
* {
* nativeTexture = Texture2D.CreateExternalTexture(
* width, height, TextureFormat.Alpha8, false, false, (IntPtr)texPtr);
* nativeTexture.filterMode = FilterMode.Point;
* }
*
* this.GetComponent<Renderer>().material.mainTexture = nativeTexture;
* nativeTexture.UpdateExternalTexture((IntPtr)texPtr);
* }
* }*/
void RenderExternalArgbTexture()
{
if (Application.platform != RuntimePlatform.Android)
{
return;
}
double now = (DateTime.Now - new DateTime(1970, 1, 1)).TotalMilliseconds;
if (timeLastExecution < now)
{
timeLastExecution = now + INTERVAL_IN_MS;
AndroidJavaClass plugin = new AndroidJavaClass(Config.pluginClassString);
AndroidJavaObject returnedObject = plugin.CallStatic <AndroidJavaObject>("getArgbTextureResult");
Int32 texPtr = returnedObject.Get <Int32>("texturePtr");
Int32 width = returnedObject.Get <Int32>("width");
Int32 height = returnedObject.Get <Int32>("height");
if (width <= 0 || height <= 0 || texPtr <= 0)
{
return;
}
if (null == nativeTexture || nativeTexture.width != width || nativeTexture.height != height)
{
nativeTexture = Texture2D.CreateExternalTexture(
width, height, TextureFormat.ARGB32, false, false, (IntPtr)texPtr);
nativeTexture.filterMode = FilterMode.Point;
}
this.GetComponent <Renderer>().material.mainTexture = nativeTexture;
nativeTexture.UpdateExternalTexture((IntPtr)texPtr);
}
}
// ReSharper disable once InconsistentNaming
// ReSharper disable once UnusedMember.Local
void onTextureDataReceived(AndroidJavaObject jo, string fileName)
{
AndroidJavaObject bufferObject = jo.Get <AndroidJavaObject>("Buffer");
byte[] buffer = AndroidJNIHelper.ConvertFromJNIArray <byte[]>(bufferObject.GetRawObject());
GoodiesSceneHelper.Queue(() =>
{
var tex = new Texture2D(2, 2);
tex.LoadImage(buffer);
var result = new ImagePickResult(fileName, tex);
_onPhotoReceivedAction(result);
});
}
private void AdaptPhoneScreenSize()
{
AndroidJavaClass j = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
AndroidJavaObject currentActivity = j.GetStatic <AndroidJavaObject>("currentActivity");
AndroidJavaObject displayManager = currentActivity.Call <AndroidJavaObject>("getSystemService", new AndroidJavaObject("java.lang.String", "display"));
AndroidJavaObject display = displayManager.Call <AndroidJavaObject>("getDisplay", 0);
AndroidJavaObject outSize = new AndroidJavaObject("android.graphics.Point");
display.Call("getRealSize", outSize);
float _real_screen_width = outSize.Get <int>("x");
float _real_screen_height = outSize.Get <int>("y");
_touch_area_x_min = -0.93f;
_touch_area_x_max = 0.93f;
float _real_touch_area_top = _real_screen_height - (Design_Phone_Screen_Height - Design_Touch_Area_Top) * _real_screen_width / Design_Phone_Screen_Width;
float _real_touch_area_bottom = _real_screen_height - (Design_Phone_Screen_Height - Design_Touch_Area_Bottom) * _real_screen_width / Design_Phone_Screen_Width;
_touch_area_y_min = _real_touch_area_bottom / _real_screen_height;
_touch_area_y_max = _real_touch_area_top / _real_screen_height;
_touch_area_y_min = -(_touch_area_y_min - 0.5f) * 2f; // value range maps to -1f ~ 1f
_touch_area_y_max = -(_touch_area_y_max - 0.5f) * 2f; // value range maps to -1f ~ 1f
_touch_area_y_center = (_touch_area_y_min + _touch_area_y_max) / 2f;
_screen_adapted = true;
}
AndroidJavaObject GetUnity()
{
if (Application.isEditor)
{
return(null);
}
Debug.Log("Get Unity");
AndroidJNI.AttachCurrentThread();
AndroidJavaClass jc = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
AndroidJavaObject jo = jc.GetStatic <AndroidJavaObject>("currentActivity");
AndroidJavaObject jp = jo.Get <AndroidJavaObject> ("mUnityPlayer");
return(jp);
}
private static void populateOBBData()
{
if (obb_version == 0)
{
using (AndroidJavaClass androidJavaClass = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
{
AndroidJavaObject @static = androidJavaClass.GetStatic <AndroidJavaObject>("currentActivity");
obb_package = @static.Call <string>("getPackageName", new object[0]);
AndroidJavaObject androidJavaObject = @static.Call <AndroidJavaObject>("getPackageManager", new object[0]).Call <AndroidJavaObject>("getPackageInfo", new object[2] {
obb_package, 0
});
obb_version = androidJavaObject.Get <int>("versionCode");
}
}
}
/// <summary>
/// Get application version code.
/// </summary>
public static int GetVersionCode()
{
#if UNITY_EDITOR && UNITY_ANDROID
return(UnityEditor.PlayerSettings.Android.bundleVersionCode);
#elif UNITY_ANDROID
AndroidJavaClass contextCls = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
AndroidJavaObject context = contextCls.GetStatic <AndroidJavaObject>("currentActivity");
AndroidJavaObject packageMngr = context.Call <AndroidJavaObject>("getPackageManager");
string packageName = context.Call <string>("getPackageName");
AndroidJavaObject packageInfo = packageMngr.Call <AndroidJavaObject>("getPackageInfo", packageName, 0);
return(packageInfo.Get <int>("versionCode"));
#else
return(0);
#endif
}
void RenderTexture()
{
AndroidJavaClass plugin = new AndroidJavaClass(Config.pluginClassString);
AndroidJavaObject returnedObject = plugin.CallStatic <AndroidJavaObject>("getArgbTextureResult");
Int32 texPtr = returnedObject.Get <Int32>("texturePtr");
Int32 width = returnedObject.Get <Int32>("width");
Int32 height = returnedObject.Get <Int32>("height");
if (width <= 0 || height <= 0 || texPtr <= 0)
{
return;
}
if (null == nativeTexture || nativeTexture.width != width || nativeTexture.height != height)
{
nativeTexture = Texture2D.CreateExternalTexture(
width, height, TextureFormat.ARGB32, false, false, (IntPtr)texPtr);
nativeTexture.filterMode = FilterMode.Point;
}
this.GetComponent <RawImage>().texture = nativeTexture;
nativeTexture.UpdateExternalTexture((IntPtr)texPtr);
}
public static int dip2px(AndroidJavaObject activityJO, float dpValue)
{
try
{
AndroidJavaObject resourceJO = activityJO.Call <AndroidJavaObject>("getResources");
AndroidJavaObject displayMetricsJO = resourceJO.Call <AndroidJavaObject>("getDisplayMetrics");
float scale = displayMetricsJO.Get <float>("density");
return((int)(dpValue * scale + 0.5f));
}
catch (System.Exception e)
{
//Main.errorString += string.Format("dip2px failed!! Exception={0}\n",e);
BaseLogSystem.internal_Info("dip2px failed!!!! Exception={0}", e);
}
return((int)dpValue);
}
private void OnVideoDataArrive(AndroidJavaObject videoFrameData)
{
byte[] buffer = videoFrameData.Get <byte[]>("buffer");
//int size = videoFrameData.Get<int>("bufferSize");
//int width = videoFrameData.Get<int>("videoWidth");
//int height = videoFrameData.Get<int>("videoHeight");
//Debug.Log(string.Format("buf length:{0}, size:{1}, width:{2}, height:{3}。", buffer.Length, size, width, height));
videoFrames.Add(buffer);
//回收android侧的 帧数据 对象
if (pluginInst != null)
{
pluginInst.Call("RecycleFrameData", videoFrameData);
}
}
/// <summary>
/// Постоянно проверяет доступ к файлам
/// </summary>
private void Update()
{
#if UNITY_ANDROID && !UNITY_EDITOR
GetVideoList.Call("UpdateCheckPerm");
allowed = GetVideoList.Get <bool>("allowed");
#endif
#if UNITY_EDITOR
allowed = true;
#endif
if (allowed)
{
Draw();
}
}
/// <summary>
/// Gets the version code.
/// </summary>
/// <returns>The version code.</returns>
/// <param name="packageName">Package name.</param>
public static int GetVersionCode(string packageName)
{
AndroidJavaObject unityActivity = GetUnityActivity();
if (unityActivity != null && !string.IsNullOrEmpty(packageName))
{
AndroidJavaObject packageInfo = GetPackageInfo(packageName);
if (packageInfo != null)
{
return(packageInfo.Get <int>("versionCode"));
}
}
return(-1);
}
/// <summary>
/// Gets the name of the version.
/// </summary>
/// <returns>The version name.</returns>
/// <param name="packageName">Package name.</param>
public static string GetVersionName(string packageName)
{
AndroidJavaObject unityActivity = GetUnityActivity();
if (unityActivity != null && !string.IsNullOrEmpty(packageName))
{
AndroidJavaObject packageInfo = GetPackageInfo(packageName);
if (packageInfo != null)
{
return(packageInfo.Get <string>("versionName"));
}
}
return("Not Set");
}
static float AndroidDevicePixelRatio()
{
using (
AndroidJavaClass unityPlayerClass = new AndroidJavaClass("com.unity3d.player.UnityPlayer")
) {
using (
AndroidJavaObject metricsInstance = new AndroidJavaObject("android.util.DisplayMetrics"),
activityInstance = unityPlayerClass.GetStatic <AndroidJavaObject>("currentActivity"),
windowManagerInstance = activityInstance.Call <AndroidJavaObject>("getWindowManager"),
displayInstance = windowManagerInstance.Call <AndroidJavaObject>("getDefaultDisplay")
) {
displayInstance.Call("getMetrics", metricsInstance);
return(metricsInstance.Get <float>("density"));
}
}
}
