From 3f8c608fcc3d72d23eb295a7f8401ce6402733b7 Mon Sep 17 00:00:00 2001
From: Grace Cheng <graciecheng@google.com>
Date: Tue, 4 Jun 2024 00:37:39 +0000
Subject: [PATCH] Revert^2 "Update face authenticating asset"

This reverts commit a886be55e6230c8856bb3697a742cca857058b46.

Reason for revert: identified issue with reverted CL and reapplying CL with fix

Flag: NONE bugfix
Test: atest PromptViewModelTest
Fixes: 343275727
Change-Id: I477ba87ac9fb74a7c1a882d3b6604149931fb438
---
 .../SettingsLib/Color/res/values/colors.xml   |   1 +
 .../settingslib/widget/LottieColorUtils.java  |   3 +
 .../res/raw/face_dialog_authenticating.json   |   1 +
 .../ui/binder/PromptIconViewBinder.kt         | 110 +++++++++++-------
 .../ui/viewmodel/PromptIconViewModel.kt       |  96 +++------------
 .../ui/viewmodel/PromptViewModelTest.kt       |  54 +--------
 6 files changed, 91 insertions(+), 174 deletions(-)
 create mode 100644 packages/SystemUI/res/raw/face_dialog_authenticating.json

diff --git a/packages/SettingsLib/Color/res/values/colors.xml b/packages/SettingsLib/Color/res/values/colors.xml
index 709752362153..7b08a5b60932 100644
--- a/packages/SettingsLib/Color/res/values/colors.xml
+++ b/packages/SettingsLib/Color/res/values/colors.xml
@@ -17,6 +17,7 @@
 
 <resources>
     <!-- Dynamic colors-->
+    <color name="settingslib_color_blue700">#0B57D0</color>
     <color name="settingslib_color_blue600">#1a73e8</color>
     <color name="settingslib_color_blue400">#669df6</color>
     <color name="settingslib_color_blue300">#8ab4f8</color>
diff --git a/packages/SettingsLib/IllustrationPreference/src/com/android/settingslib/widget/LottieColorUtils.java b/packages/SettingsLib/IllustrationPreference/src/com/android/settingslib/widget/LottieColorUtils.java
index cf645f73beb3..0ab33b71178f 100644
--- a/packages/SettingsLib/IllustrationPreference/src/com/android/settingslib/widget/LottieColorUtils.java
+++ b/packages/SettingsLib/IllustrationPreference/src/com/android/settingslib/widget/LottieColorUtils.java
@@ -58,6 +58,9 @@ public class LottieColorUtils {
         map.put(
                 ".black",
                 android.R.color.white);
+        map.put(
+                ".blue200",
+                R.color.settingslib_color_blue700);
         map.put(
                 ".blue400",
                 R.color.settingslib_color_blue600);
diff --git a/packages/SystemUI/res/raw/face_dialog_authenticating.json b/packages/SystemUI/res/raw/face_dialog_authenticating.json
new file mode 100644
index 000000000000..4e25e6d933c4
--- /dev/null
+++ b/packages/SystemUI/res/raw/face_dialog_authenticating.json
@@ -0,0 +1 @@
+{"v":"5.7.13","fr":60,"ip":0,"op":61,"w":64,"h":64,"nm":"face_scanning 3","ddd":0,"assets":[],"layers":[{"ddd":0,"ind":1,"ty":4,"nm":".blue200","sr":1,"ks":{"o":{"a":0,"k":100,"ix":11},"r":{"a":0,"k":0,"ix":10},"p":{"a":0,"k":[32,32,0],"ix":2,"l":2},"a":{"a":0,"k":[27.25,27.25,0],"ix":1,"l":2},"s":{"a":1,"k":[{"i":{"x":[0.667,0.667,0.667],"y":[1,1,1]},"o":{"x":[0.333,0.333,0.333],"y":[0,0,0]},"t":0,"s":[100,100,100]},{"i":{"x":[0.667,0.667,0.667],"y":[1,1,1]},"o":{"x":[0.333,0.333,0.333],"y":[0,0,0]},"t":30,"s":[95,95,100]},{"t":60,"s":[100,100,100]}],"ix":6,"l":2}},"ao":0,"shapes":[{"ty":"gr","it":[{"ind":0,"ty":"sh","ix":1,"ks":{"a":0,"k":{"i":[[0,-1.243],[-1.244,0],[0,1.243],[1.242,0]],"o":[[0,1.243],[1.242,0],[0,-1.243],[-1.244,0]],"v":[[-2.249,0.001],[0.001,2.251],[2.249,0.001],[0.001,-2.251]],"c":true},"ix":2},"nm":"Path 1","mn":"ADBE Vector Shape - Group","hd":false},{"ty":"fl","c":{"a":0,"k":[0.658823529412,0.780392216701,0.980392216701,1],"ix":4},"o":{"a":1,"k":[{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":0,"s":[100]},{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":30,"s":[60]},{"t":60,"s":[100]}],"ix":5},"r":1,"bm":0,"nm":"Fill 1","mn":"ADBE Vector Graphic - Fill","hd":false},{"ty":"tr","p":{"a":0,"k":[15.1,20.495],"ix":2},"a":{"a":0,"k":[0,0],"ix":1},"s":{"a":0,"k":[100,100],"ix":3},"r":{"a":0,"k":0,"ix":6},"o":{"a":0,"k":100,"ix":7},"sk":{"a":0,"k":0,"ix":4},"sa":{"a":0,"k":0,"ix":5},"nm":"Transform"}],"nm":"Group 1","np":2,"cix":2,"bm":0,"ix":1,"mn":"ADBE Vector Group","hd":false},{"ty":"gr","it":[{"ind":0,"ty":"sh","ix":1,"ks":{"a":0,"k":{"i":[[0,-1.243],[-1.242,0],[0,1.243],[1.242,0]],"o":[[0,1.243],[1.242,0],[0,-1.243],[-1.242,0]],"v":[[-2.249,0],[0.001,2.25],[2.249,0],[0.001,-2.25]],"c":true},"ix":2},"nm":"Path 1","mn":"ADBE Vector Shape - Group","hd":false},{"ty":"fl","c":{"a":0,"k":[0.658823529412,0.780392216701,0.980392216701,1],"ix":4},"o":{"a":1,"k":[{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":0,"s":[100]},{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":30,"s":[60]},{"t":60,"s":[100]}],"ix":5},"r":1,"bm":0,"nm":"Fill 1","mn":"ADBE Vector Graphic - Fill","hd":false},{"ty":"tr","p":{"a":0,"k":[39.4,20.495],"ix":2},"a":{"a":0,"k":[0,0],"ix":1},"s":{"a":0,"k":[100,100],"ix":3},"r":{"a":0,"k":0,"ix":6},"o":{"a":0,"k":100,"ix":7},"sk":{"a":0,"k":0,"ix":4},"sa":{"a":0,"k":0,"ix":5},"nm":"Transform"}],"nm":"Group 2","np":2,"cix":2,"bm":0,"ix":2,"mn":"ADBE Vector Group","hd":false},{"ty":"gr","it":[{"ind":0,"ty":"sh","ix":1,"ks":{"a":0,"k":{"i":[[0,0],[0,0],[0,0],[0,0],[0,0],[0,0]],"o":[[0,0],[0,0],[0,0],[0,0],[0,0],[0,0]],"v":[[2.814,3.523],[-2.814,3.523],[-2.814,1.363],[0.652,1.363],[0.652,-3.523],[2.814,-3.523]],"c":true},"ix":2},"nm":"Path 1","mn":"ADBE Vector Shape - Group","hd":false},{"ty":"fl","c":{"a":0,"k":[0.658823529412,0.780392216701,0.980392216701,1],"ix":4},"o":{"a":1,"k":[{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":0,"s":[100]},{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":30,"s":[60]},{"t":60,"s":[100]}],"ix":5},"r":1,"bm":0,"nm":"Fill 1","mn":"ADBE Vector Graphic - Fill","hd":false},{"ty":"tr","p":{"a":0,"k":[27.791,28.479],"ix":2},"a":{"a":0,"k":[0,0],"ix":1},"s":{"a":0,"k":[100,100],"ix":3},"r":{"a":0,"k":0,"ix":6},"o":{"a":0,"k":100,"ix":7},"sk":{"a":0,"k":0,"ix":4},"sa":{"a":0,"k":0,"ix":5},"nm":"Transform"}],"nm":"Group 3","np":2,"cix":2,"bm":0,"ix":3,"mn":"ADBE Vector Group","hd":false},{"ty":"gr","it":[{"ind":0,"ty":"sh","ix":1,"ks":{"a":0,"k":{"i":[[-0.154,0.15],[0,0],[0.117,-0.095],[0,0],[0.228,-0.121],[0.358,-0.103],[0.922,0.261],[0.3,0.16],[0.24,0.185],[0.14,0.139],[0.178,0.261],[0.143,0.451],[0,0],[0,0.494],[0,0],[-0.214,-0.676],[-0.392,-0.572],[-0.323,-0.317],[-0.228,-0.177],[-0.333,-0.179],[-0.503,-0.145],[-0.662,0],[-0.653,0.184],[-0.437,0.233],[-0.336,0.258],[0,0],[0,0]],"o":[[0,0],[-0.107,0.106],[0,0],[-0.24,0.185],[-0.301,0.16],[-0.92,0.261],[-0.357,-0.103],[-0.228,-0.121],[-0.158,-0.122],[-0.225,-0.221],[-0.272,-0.393],[0,0],[-0.147,-0.466],[0,0],[0,0.716],[0.206,0.656],[0.256,0.372],[0.204,0.201],[0.336,0.258],[0.436,0.233],[0.655,0.184],[0.662,0],[0.503,-0.145],[0.332,-0.179],[0,0],[0,0],[0.165,-0.136]],"v":[[6.094,1.465],[4.579,-0.076],[4.242,0.225],[4.124,0.315],[3.43,0.771],[2.439,1.165],[-0.342,1.165],[-1.331,0.771],[-2.027,0.315],[-2.48,-0.075],[-3.087,-0.801],[-3.712,-2.075],[-3.712,-2.075],[-3.934,-3.523],[-6.094,-3.523],[-5.771,-1.424],[-4.868,0.424],[-3.995,1.465],[-3.344,2.027],[-2.35,2.676],[-0.934,3.243],[1.049,3.523],[3.031,3.243],[4.449,2.676],[5.441,2.027],[5.482,1.997],[5.615,1.895]],"c":true},"ix":2},"nm":"Path 1","mn":"ADBE Vector Shape - Group","hd":false},{"ty":"fl","c":{"a":0,"k":[0.658823529412,0.780392216701,0.980392216701,1],"ix":4},"o":{"a":1,"k":[{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":0,"s":[100]},{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":30,"s":[60]},{"t":60,"s":[100]}],"ix":5},"r":1,"bm":0,"nm":"Fill 1","mn":"ADBE Vector Graphic - Fill","hd":false},{"ty":"tr","p":{"a":0,"k":[26.201,40.411],"ix":2},"a":{"a":0,"k":[0,0],"ix":1},"s":{"a":0,"k":[100,100],"ix":3},"r":{"a":0,"k":0,"ix":6},"o":{"a":0,"k":100,"ix":7},"sk":{"a":0,"k":0,"ix":4},"sa":{"a":0,"k":0,"ix":5},"nm":"Transform"}],"nm":"Group 4","np":2,"cix":2,"bm":0,"ix":4,"mn":"ADBE Vector Group","hd":false},{"ty":"gr","it":[{"ind":0,"ty":"sh","ix":1,"ks":{"a":0,"k":{"i":[[-13.398,0],[0,-13.4],[13.398,0],[0,13.4]],"o":[[13.398,0],[0,13.4],[-13.398,0],[0,-13.4]],"v":[[0,-24.3],[24.3,0],[0,24.3],[-24.3,0]],"c":true},"ix":2},"nm":"Path 1","mn":"ADBE Vector Shape - Group","hd":false},{"ind":1,"ty":"sh","ix":2,"ks":{"a":0,"k":{"i":[[14.904,0],[0,-14.904],[-14.904,0],[0,14.904]],"o":[[-14.904,0],[0,14.904],[14.904,0],[0,-14.904]],"v":[[0,-27],[-27,0],[0,27],[27,0]],"c":true},"ix":2},"nm":"Path 2","mn":"ADBE Vector Shape - Group","hd":false},{"ty":"mm","mm":1,"nm":"Merge Paths 1","mn":"ADBE Vector Filter - Merge","hd":false},{"ty":"fl","c":{"a":0,"k":[0.658823529412,0.780392216701,0.980392216701,1],"ix":4},"o":{"a":1,"k":[{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":0,"s":[100]},{"i":{"x":[0.833],"y":[0.833]},"o":{"x":[0.167],"y":[0.167]},"t":30,"s":[60]},{"t":60,"s":[100]}],"ix":5},"r":1,"bm":0,"nm":"Fill 1","mn":"ADBE Vector Graphic - Fill","hd":false},{"ty":"tr","p":{"a":0,"k":[27.25,27.25],"ix":2},"a":{"a":0,"k":[0,0],"ix":1},"s":{"a":0,"k":[100,100],"ix":3},"r":{"a":0,"k":0,"ix":6},"o":{"a":0,"k":100,"ix":7},"sk":{"a":0,"k":0,"ix":4},"sa":{"a":0,"k":0,"ix":5},"nm":"Transform"}],"nm":"Group 5","np":4,"cix":2,"bm":0,"ix":5,"mn":"ADBE Vector Group","hd":false}],"ip":0,"op":1200,"st":0,"bm":0}],"markers":[]}
\ No newline at end of file
diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/PromptIconViewBinder.kt b/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/PromptIconViewBinder.kt
index adf5b7480cb9..900d7cc791f2 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/PromptIconViewBinder.kt
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/ui/binder/PromptIconViewBinder.kt
@@ -17,9 +17,7 @@
 
 package com.android.systemui.biometrics.ui.binder
 
-import android.graphics.drawable.Animatable2
 import android.graphics.drawable.AnimatedVectorDrawable
-import android.graphics.drawable.Drawable
 import android.util.Log
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.constraintlayout.widget.ConstraintSet
@@ -36,7 +34,6 @@ import com.android.systemui.biometrics.ui.viewmodel.PromptViewModel
 import com.android.systemui.lifecycle.repeatWhenAttached
 import com.android.systemui.res.R
 import com.android.systemui.util.kotlin.Utils.Companion.toQuad
-import com.android.systemui.util.kotlin.Utils.Companion.toQuint
 import com.android.systemui.util.kotlin.Utils.Companion.toTriple
 import com.android.systemui.util.kotlin.sample
 import kotlinx.coroutines.flow.combine
@@ -70,16 +67,37 @@ object PromptIconViewBinder {
                 }
 
                 var faceIcon: AnimatedVectorDrawable? = null
-                val faceIconCallback =
-                    object : Animatable2.AnimationCallback() {
-                        override fun onAnimationStart(drawable: Drawable) {
-                            viewModel.onAnimationStart()
-                        }
 
-                        override fun onAnimationEnd(drawable: Drawable) {
-                            viewModel.onAnimationEnd()
+                fun updateXmlIconAsset(
+                    iconAsset: Int,
+                    shouldAnimateIconView: Boolean,
+                    activeAuthType: AuthType
+                ) {
+                    faceIcon?.stop()
+                    faceIcon = iconView.context.getDrawable(iconAsset) as AnimatedVectorDrawable
+                    faceIcon?.apply {
+                        iconView.setIconFailureListener(iconAsset, activeAuthType)
+                        iconView.setImageDrawable(this)
+                        if (shouldAnimateIconView) {
+                            forceAnimationOnUI()
+                            start()
                         }
                     }
+                }
+
+                fun updateJsonIconAsset(
+                    iconAsset: Int,
+                    shouldAnimateIconView: Boolean,
+                    activeAuthType: AuthType
+                ) {
+                    iconView.setIconFailureListener(iconAsset, activeAuthType)
+                    iconView.setAnimation(iconAsset)
+                    iconView.frame = 0
+
+                    if (shouldAnimateIconView) {
+                        iconView.playAnimation()
+                    }
+                }
 
                 if (!constraintBp()) {
                     launch {
@@ -145,52 +163,55 @@ object PromptIconViewBinder {
                             combine(
                                 viewModel.activeAuthType,
                                 viewModel.shouldAnimateIconView,
-                                viewModel.shouldRepeatAnimation,
                                 viewModel.showingError,
-                                ::toQuad
+                                ::Triple
                             ),
-                            ::toQuint
+                            ::toQuad
                         )
-                        .collect {
-                            (
-                                iconAsset,
-                                activeAuthType,
-                                shouldAnimateIconView,
-                                shouldRepeatAnimation,
-                                showingError) ->
+                        .collect { (iconAsset, activeAuthType, shouldAnimateIconView, showingError)
+                            ->
                             if (iconAsset != -1) {
                                 when (activeAuthType) {
                                     AuthType.Fingerprint,
                                     AuthType.Coex -> {
-                                        iconView.setIconFailureListener(iconAsset, activeAuthType)
-                                        iconView.setAnimation(iconAsset)
-                                        iconView.frame = 0
-
-                                        if (shouldAnimateIconView) {
-                                            iconView.playAnimation()
+                                        // TODO(b/318569643): Until assets unified to one type, this
+                                        // check
+                                        //  is needed in face-auth-error-triggered implicit ->
+                                        // explicit
+                                        //  coex auth transition, in case iconAsset updates to
+                                        //  face_dialog_dark_to_error (XML) after activeAuthType
+                                        // updates
+                                        //  from AuthType.Face (which expects XML)
+                                        //  to AuthType.Coex (which expects JSON)
+                                        if (iconAsset == R.drawable.face_dialog_dark_to_error) {
+                                            updateXmlIconAsset(
+                                                iconAsset,
+                                                shouldAnimateIconView,
+                                                activeAuthType
+                                            )
+                                        } else {
+                                            updateJsonIconAsset(
+                                                iconAsset,
+                                                shouldAnimateIconView,
+                                                activeAuthType
+                                            )
                                         }
                                     }
                                     AuthType.Face -> {
-                                        faceIcon?.apply {
-                                            unregisterAnimationCallback(faceIconCallback)
-                                            stop()
-                                        }
-                                        faceIcon =
-                                            iconView.context.getDrawable(iconAsset)
-                                                as AnimatedVectorDrawable
-                                        faceIcon?.apply {
-                                            iconView.setIconFailureListener(
+                                        // TODO(b/318569643): Consolidate logic once all face auth
+                                        // assets are migrated from drawable to json
+                                        if (iconAsset == R.raw.face_dialog_authenticating) {
+                                            updateJsonIconAsset(
+                                                iconAsset,
+                                                shouldAnimateIconView,
+                                                activeAuthType
+                                            )
+                                        } else {
+                                            updateXmlIconAsset(
                                                 iconAsset,
+                                                shouldAnimateIconView,
                                                 activeAuthType
                                             )
-                                            iconView.setImageDrawable(this)
-                                            if (shouldAnimateIconView) {
-                                                forceAnimationOnUI()
-                                                if (shouldRepeatAnimation) {
-                                                    registerAnimationCallback(faceIconCallback)
-                                                }
-                                                start()
-                                            }
                                         }
                                     }
                                 }
@@ -294,11 +315,10 @@ private val assetIdToString: Map<Int, String> =
         // Face assets
         R.drawable.face_dialog_wink_from_dark to "face_dialog_wink_from_dark",
         R.drawable.face_dialog_dark_to_checkmark to "face_dialog_dark_to_checkmark",
-        R.drawable.face_dialog_pulse_light_to_dark to "face_dialog_pulse_light_to_dark",
-        R.drawable.face_dialog_pulse_dark_to_light to "face_dialog_pulse_dark_to_light",
         R.drawable.face_dialog_dark_to_error to "face_dialog_dark_to_error",
         R.drawable.face_dialog_error_to_idle to "face_dialog_error_to_idle",
         R.drawable.face_dialog_idle_static to "face_dialog_idle_static",
+        R.raw.face_dialog_authenticating to "face_dialog_authenticating",
         // Co-ex assets
         R.raw.fingerprint_dialogue_unlocked_to_checkmark_success_lottie to
             "fingerprint_dialogue_unlocked_to_checkmark_success_lottie",
diff --git a/packages/SystemUI/src/com/android/systemui/biometrics/ui/viewmodel/PromptIconViewModel.kt b/packages/SystemUI/src/com/android/systemui/biometrics/ui/viewmodel/PromptIconViewModel.kt
index bde3e992a295..7081661708de 100644
--- a/packages/SystemUI/src/com/android/systemui/biometrics/ui/viewmodel/PromptIconViewModel.kt
+++ b/packages/SystemUI/src/com/android/systemui/biometrics/ui/viewmodel/PromptIconViewModel.kt
@@ -32,12 +32,10 @@ import com.android.systemui.res.R
 import com.android.systemui.util.kotlin.combine
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.distinctUntilChanged
 import kotlinx.coroutines.flow.flatMapLatest
 import kotlinx.coroutines.flow.flowOf
-import kotlinx.coroutines.flow.map
 
 /**
  * Models UI of [BiometricPromptLayout.iconView] and [BiometricPromptLayout.biometric_icon_overlay]
@@ -58,11 +56,8 @@ constructor(
     }
 
     /**
-     * Indicates what auth type the UI currently displays.
-     * Fingerprint-only auth -> Fingerprint
-     * Face-only auth -> Face
-     * Co-ex auth, implicit flow -> Face
-     * Co-ex auth, explicit flow -> Coex
+     * Indicates what auth type the UI currently displays. Fingerprint-only auth -> Fingerprint
+     * Face-only auth -> Face Co-ex auth, implicit flow -> Face Co-ex auth, explicit flow -> Coex
      */
     val activeAuthType: Flow<AuthType> =
         combine(
@@ -119,35 +114,6 @@ constructor(
         _previousIconOverlayWasError.value = previousIconOverlayWasError
     }
 
-    /** Called when iconView begins animating. */
-    fun onAnimationStart() {
-        _animationEnded.value = false
-    }
-
-    /** Called when iconView ends animating. */
-    fun onAnimationEnd() {
-        _animationEnded.value = true
-    }
-
-    private val _animationEnded: MutableStateFlow<Boolean> = MutableStateFlow(false)
-
-    /**
-     * Whether a face iconView should pulse (i.e. while isAuthenticating and previous animation
-     * ended).
-     */
-    val shouldPulseAnimation: Flow<Boolean> =
-        combine(_animationEnded, promptViewModel.isAuthenticating) {
-                animationEnded,
-                isAuthenticating ->
-                animationEnded && isAuthenticating
-            }
-            .distinctUntilChanged()
-
-    private val _lastPulseLightToDark: MutableStateFlow<Boolean> = MutableStateFlow(false)
-
-    /** Tracks whether a face iconView last pulsed light to dark (vs. dark to light) */
-    val lastPulseLightToDark: Flow<Boolean> = _lastPulseLightToDark.asStateFlow()
-
     val iconSize: Flow<Pair<Int, Int>> =
         combine(
             promptViewModel.position,
@@ -195,35 +161,22 @@ constructor(
                         }
                     }
                 AuthType.Face ->
-                    shouldPulseAnimation.flatMapLatest { shouldPulseAnimation: Boolean ->
-                        if (shouldPulseAnimation) {
-                            val iconAsset =
-                                if (_lastPulseLightToDark.value) {
-                                    R.drawable.face_dialog_pulse_dark_to_light
-                                } else {
-                                    R.drawable.face_dialog_pulse_light_to_dark
-                                }
-                            _lastPulseLightToDark.value = !_lastPulseLightToDark.value
-                            flowOf(iconAsset)
-                        } else {
-                            combine(
-                                promptViewModel.isAuthenticated.distinctUntilChanged(),
-                                promptViewModel.isAuthenticating.distinctUntilChanged(),
-                                promptViewModel.isPendingConfirmation.distinctUntilChanged(),
-                                promptViewModel.showingError.distinctUntilChanged()
-                            ) {
-                                authState: PromptAuthState,
-                                isAuthenticating: Boolean,
-                                isPendingConfirmation: Boolean,
-                                showingError: Boolean ->
-                                getFaceIconViewAsset(
-                                    authState,
-                                    isAuthenticating,
-                                    isPendingConfirmation,
-                                    showingError
-                                )
-                            }
-                        }
+                    combine(
+                        promptViewModel.isAuthenticated.distinctUntilChanged(),
+                        promptViewModel.isAuthenticating.distinctUntilChanged(),
+                        promptViewModel.isPendingConfirmation.distinctUntilChanged(),
+                        promptViewModel.showingError.distinctUntilChanged()
+                    ) {
+                        authState: PromptAuthState,
+                        isAuthenticating: Boolean,
+                        isPendingConfirmation: Boolean,
+                        showingError: Boolean ->
+                        getFaceIconViewAsset(
+                            authState,
+                            isAuthenticating,
+                            isPendingConfirmation,
+                            showingError
+                        )
                     }
                 AuthType.Coex ->
                     combine(
@@ -327,8 +280,7 @@ constructor(
         } else if (authState.isAuthenticated) {
             R.drawable.face_dialog_dark_to_checkmark
         } else if (isAuthenticating) {
-            _lastPulseLightToDark.value = false
-            R.drawable.face_dialog_pulse_dark_to_light
+            R.raw.face_dialog_authenticating
         } else if (showingError) {
             R.drawable.face_dialog_dark_to_error
         } else if (_previousIconWasError.value) {
@@ -703,16 +655,6 @@ constructor(
             }
         }
 
-    /** Whether the current BiometricPromptLayout.iconView asset animation should be repeated. */
-    val shouldRepeatAnimation: Flow<Boolean> =
-        activeAuthType.flatMapLatest { activeAuthType: AuthType ->
-            when (activeAuthType) {
-                AuthType.Fingerprint,
-                AuthType.Coex -> flowOf(false)
-                AuthType.Face -> promptViewModel.isAuthenticating.map { it }
-            }
-        }
-
     /** Called on configuration changes */
     fun onConfigurationChanged(newConfig: Configuration) {
         displayStateInteractor.onConfigurationChanged(newConfig)
diff --git a/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt b/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt
index f46cfdc280fe..1167fce7524b 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/biometrics/ui/viewmodel/PromptViewModelTest.kt
@@ -383,25 +383,11 @@ internal class PromptViewModelTest(private val testCase: TestCase) : SysuiTestCa
             }
 
             if (testCase.isFaceOnly) {
-                val shouldRepeatAnimation by collectLastValue(iconViewModel.shouldRepeatAnimation)
-                val shouldPulseAnimation by collectLastValue(iconViewModel.shouldPulseAnimation)
-                val lastPulseLightToDark by collectLastValue(iconViewModel.lastPulseLightToDark)
-
-                val expectedIconAsset =
-                    if (shouldPulseAnimation!!) {
-                        if (lastPulseLightToDark!!) {
-                            R.drawable.face_dialog_pulse_dark_to_light
-                        } else {
-                            R.drawable.face_dialog_pulse_light_to_dark
-                        }
-                    } else {
-                        R.drawable.face_dialog_pulse_dark_to_light
-                    }
+                val expectedIconAsset = R.raw.face_dialog_authenticating
                 assertThat(iconAsset).isEqualTo(expectedIconAsset)
                 assertThat(iconContentDescriptionId)
                     .isEqualTo(R.string.biometric_dialog_face_icon_description_authenticating)
                 assertThat(shouldAnimateIconView).isEqualTo(true)
-                assertThat(shouldRepeatAnimation).isEqualTo(true)
             }
 
             if (testCase.isCoex) {
@@ -423,26 +409,11 @@ internal class PromptViewModelTest(private val testCase: TestCase) : SysuiTestCa
                     }
                 } else {
                     // implicit flow
-                    val shouldRepeatAnimation by
-                        collectLastValue(iconViewModel.shouldRepeatAnimation)
-                    val shouldPulseAnimation by collectLastValue(iconViewModel.shouldPulseAnimation)
-                    val lastPulseLightToDark by collectLastValue(iconViewModel.lastPulseLightToDark)
-
-                    val expectedIconAsset =
-                        if (shouldPulseAnimation!!) {
-                            if (lastPulseLightToDark!!) {
-                                R.drawable.face_dialog_pulse_dark_to_light
-                            } else {
-                                R.drawable.face_dialog_pulse_light_to_dark
-                            }
-                        } else {
-                            R.drawable.face_dialog_pulse_dark_to_light
-                        }
+                    val expectedIconAsset = R.raw.face_dialog_authenticating
                     assertThat(iconAsset).isEqualTo(expectedIconAsset)
                     assertThat(iconContentDescriptionId)
                         .isEqualTo(R.string.biometric_dialog_face_icon_description_authenticating)
                     assertThat(shouldAnimateIconView).isEqualTo(true)
-                    assertThat(shouldRepeatAnimation).isEqualTo(true)
                 }
             }
         }
@@ -532,14 +503,9 @@ internal class PromptViewModelTest(private val testCase: TestCase) : SysuiTestCa
         }
 
         if (testCase.isFaceOnly) {
-            val shouldRepeatAnimation by collectLastValue(iconViewModel.shouldRepeatAnimation)
-            val shouldPulseAnimation by collectLastValue(iconViewModel.shouldPulseAnimation)
-
-            assertThat(shouldPulseAnimation!!).isEqualTo(false)
             assertThat(iconAsset).isEqualTo(R.drawable.face_dialog_dark_to_error)
             assertThat(iconContentDescriptionId).isEqualTo(R.string.keyguard_face_failed)
             assertThat(shouldAnimateIconView).isEqualTo(true)
-            assertThat(shouldRepeatAnimation).isEqualTo(false)
 
             // Clear error, go to idle
             errorJob.join()
@@ -548,7 +514,6 @@ internal class PromptViewModelTest(private val testCase: TestCase) : SysuiTestCa
             assertThat(iconContentDescriptionId)
                 .isEqualTo(R.string.biometric_dialog_face_icon_description_idle)
             assertThat(shouldAnimateIconView).isEqualTo(true)
-            assertThat(shouldRepeatAnimation).isEqualTo(false)
         }
 
         if (testCase.isCoex) {
@@ -631,15 +596,10 @@ internal class PromptViewModelTest(private val testCase: TestCase) : SysuiTestCa
 
             // If co-ex, using implicit flow (explicit flow always requires confirmation)
             if (testCase.isFaceOnly || testCase.isCoex) {
-                val shouldRepeatAnimation by collectLastValue(iconViewModel.shouldRepeatAnimation)
-                val shouldPulseAnimation by collectLastValue(iconViewModel.shouldPulseAnimation)
-
-                assertThat(shouldPulseAnimation!!).isEqualTo(false)
                 assertThat(iconAsset).isEqualTo(R.drawable.face_dialog_dark_to_checkmark)
                 assertThat(iconContentDescriptionId)
                     .isEqualTo(R.string.biometric_dialog_face_icon_description_authenticated)
                 assertThat(shouldAnimateIconView).isEqualTo(true)
-                assertThat(shouldRepeatAnimation).isEqualTo(false)
             }
         }
     }
@@ -661,15 +621,10 @@ internal class PromptViewModelTest(private val testCase: TestCase) : SysuiTestCa
             )
 
             if (testCase.isFaceOnly) {
-                val shouldRepeatAnimation by collectLastValue(iconViewModel.shouldRepeatAnimation)
-                val shouldPulseAnimation by collectLastValue(iconViewModel.shouldPulseAnimation)
-
-                assertThat(shouldPulseAnimation!!).isEqualTo(false)
                 assertThat(iconAsset).isEqualTo(R.drawable.face_dialog_wink_from_dark)
                 assertThat(iconContentDescriptionId)
                     .isEqualTo(R.string.biometric_dialog_face_icon_description_authenticated)
                 assertThat(shouldAnimateIconView).isEqualTo(true)
-                assertThat(shouldRepeatAnimation).isEqualTo(false)
             }
 
             // explicit flow because confirmation requested
@@ -711,15 +666,10 @@ internal class PromptViewModelTest(private val testCase: TestCase) : SysuiTestCa
             viewModel.confirmAuthenticated()
 
             if (testCase.isFaceOnly) {
-                val shouldRepeatAnimation by collectLastValue(iconViewModel.shouldRepeatAnimation)
-                val shouldPulseAnimation by collectLastValue(iconViewModel.shouldPulseAnimation)
-
-                assertThat(shouldPulseAnimation!!).isEqualTo(false)
                 assertThat(iconAsset).isEqualTo(R.drawable.face_dialog_dark_to_checkmark)
                 assertThat(iconContentDescriptionId)
                     .isEqualTo(R.string.biometric_dialog_face_icon_description_confirmed)
                 assertThat(shouldAnimateIconView).isEqualTo(true)
-                assertThat(shouldRepeatAnimation).isEqualTo(false)
             }
 
             // explicit flow because confirmation requested
-- 
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