diff --git a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
index 4cdf557..c03aa3f 100644
--- a/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
+++ b/quickstep/src/com/android/quickstep/util/TaskViewSimulator.java
@@ -46,9 +46,9 @@
 import com.android.quickstep.AnimatedFloat;
 import com.android.quickstep.BaseActivityInterface;
 import com.android.quickstep.TaskAnimationManager;
-import com.android.quickstep.views.TaskThumbnailView.PreviewPositionHelper;
 import com.android.quickstep.views.TaskView.FullscreenDrawParams;
 import com.android.systemui.shared.recents.model.ThumbnailData;
+import com.android.systemui.shared.recents.utilities.PreviewPositionHelper;
 import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
 import com.android.systemui.shared.system.SyncRtSurfaceTransactionApplierCompat.SurfaceParams.Builder;
 
@@ -317,9 +317,9 @@
             // mIsRecentsRtl is the inverse of TaskView RTL.
             boolean isRtlEnabled = !mIsRecentsRtl;
             mPositionHelper.updateThumbnailMatrix(
-                    mThumbnailPosition, mThumbnailData,
-                    mTaskRect.width(), mTaskRect.height(),
-                    mDp, mOrientationState.getRecentsActivityRotation(), isRtlEnabled);
+                    mThumbnailPosition, mThumbnailData, mTaskRect.width(), mTaskRect.height(),
+                    mDp.widthPx, mDp.taskbarSize, mDp.isTablet,
+                    mOrientationState.getRecentsActivityRotation(), isRtlEnabled);
             mPositionHelper.getMatrix().invert(mInversePositionMatrix);
             if (DEBUG) {
                 Log.d(TAG, " taskRect: " + mTaskRect);
diff --git a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
index 43d38a7..04a0af1 100644
--- a/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskThumbnailView.java
@@ -16,10 +16,12 @@
 
 package com.android.quickstep.views;
 
-import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_NAVIGATION_BARS;
 import static android.view.WindowInsetsController.APPEARANCE_LIGHT_STATUS_BARS;
 
+import static com.android.systemui.shared.recents.utilities.PreviewPositionHelper.MAX_PCT_BEFORE_ASPECT_RATIOS_CONSIDERED_DIFFERENT;
+import static com.android.systemui.shared.recents.utilities.Utilities.isRelativePercentDifferenceGreaterThan;
+
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.BitmapShader;
@@ -39,7 +41,6 @@
 import android.util.AttributeSet;
 import android.util.FloatProperty;
 import android.util.Property;
-import android.view.Surface;
 import android.view.View;
 import android.widget.ImageView;
 
@@ -58,6 +59,7 @@
 import com.android.quickstep.views.TaskView.FullscreenDrawParams;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.ThumbnailData;
+import com.android.systemui.shared.recents.utilities.PreviewPositionHelper;
 
 /**
  * A task in the Recents view.
@@ -65,7 +67,6 @@
 public class TaskThumbnailView extends View {
     private static final MainThreadInitializedObject<FullscreenDrawParams> TEMP_PARAMS =
             new MainThreadInitializedObject<>(FullscreenDrawParams::new);
-    private static final float MAX_PCT_BEFORE_ASPECT_RATIOS_CONSIDERED_DIFFERENT = 0.1f;
 
     public static final Property<TaskThumbnailView, Float> DIM_ALPHA =
             new FloatProperty<TaskThumbnailView>("dimAlpha") {
@@ -417,7 +418,7 @@
         float thumbnailDataAspect =
                 mThumbnailData.thumbnail.getWidth() / (float) mThumbnailData.thumbnail.getHeight();
 
-        return Utilities.isRelativePercentDifferenceGreaterThan(thumbnailViewAspect,
+        return isRelativePercentDifferenceGreaterThan(thumbnailViewAspect,
                 thumbnailDataAspect, MAX_PCT_BEFORE_ASPECT_RATIOS_CONSIDERED_DIFFERENT);
     }
 
@@ -441,8 +442,8 @@
      */
     private void refreshOverlay() {
         if (mOverlayEnabled) {
-            getTaskOverlay().initOverlay(mTask, mThumbnailData, mPreviewPositionHelper.mMatrix,
-                    mPreviewPositionHelper.mIsOrientationChanged);
+            getTaskOverlay().initOverlay(mTask, mThumbnailData, mPreviewPositionHelper.getMatrix(),
+                    mPreviewPositionHelper.isOrientationChanged());
         } else {
             getTaskOverlay().reset();
         }
@@ -463,18 +464,19 @@
     }
 
     private void updateThumbnailMatrix() {
-        mPreviewPositionHelper.mIsOrientationChanged = false;
+        mPreviewPositionHelper.setOrientationChanged(false);
         if (mBitmapShader != null && mThumbnailData != null) {
             mPreviewRect.set(0, 0, mThumbnailData.thumbnail.getWidth(),
                     mThumbnailData.thumbnail.getHeight());
             int currentRotation = getTaskView().getRecentsView().getPagedViewOrientedState()
                     .getRecentsActivityRotation();
             boolean isRtl = getLayoutDirection() == LAYOUT_DIRECTION_RTL;
+            DeviceProfile dp = mActivity.getDeviceProfile();
             mPreviewPositionHelper.updateThumbnailMatrix(mPreviewRect, mThumbnailData,
-                    getMeasuredWidth(), getMeasuredHeight(), mActivity.getDeviceProfile(),
-                    currentRotation, isRtl);
+                    getMeasuredWidth(), getMeasuredHeight(), dp.widthPx, dp.taskbarSize,
+                    dp.isTablet, currentRotation, isRtl);
 
-            mBitmapShader.setLocalMatrix(mPreviewPositionHelper.mMatrix);
+            mBitmapShader.setLocalMatrix(mPreviewPositionHelper.getMatrix());
             mPaint.setShader(mBitmapShader);
         }
         getTaskView().updateCurrentFullscreenParams(mPreviewPositionHelper);
@@ -514,199 +516,4 @@
         }
         return mThumbnailData.isRealSnapshot && !mTask.isLocked;
     }
-
-    /**
-     * Utility class to position the thumbnail in the TaskView
-     */
-    public static class PreviewPositionHelper {
-
-        private static final RectF EMPTY_RECT_F = new RectF();
-
-        // Contains the portion of the thumbnail that is unclipped when fullscreen progress = 1.
-        private final RectF mClippedInsets = new RectF();
-        private final Matrix mMatrix = new Matrix();
-        private boolean mIsOrientationChanged;
-
-        public Matrix getMatrix() {
-            return mMatrix;
-        }
-
-        /**
-         * Updates the matrix based on the provided parameters
-         */
-        public void updateThumbnailMatrix(Rect thumbnailBounds, ThumbnailData thumbnailData,
-                int canvasWidth, int canvasHeight, DeviceProfile dp, int currentRotation,
-                boolean isRtl) {
-            boolean isRotated = false;
-            boolean isOrientationDifferent;
-
-            int thumbnailRotation = thumbnailData.rotation;
-            int deltaRotate = getRotationDelta(currentRotation, thumbnailRotation);
-            RectF thumbnailClipHint = new RectF();
-            float canvasScreenRatio = canvasWidth / (float) dp.widthPx;
-            float scaledTaskbarSize = dp.taskbarSize * canvasScreenRatio;
-            thumbnailClipHint.bottom = dp.isTablet ? scaledTaskbarSize : 0;
-
-            float scale = thumbnailData.scale;
-            final float thumbnailScale;
-
-            // Landscape vs portrait change.
-            // Note: Disable rotation in grid layout.
-            boolean windowingModeSupportsRotation =
-                    thumbnailData.windowingMode == WINDOWING_MODE_FULLSCREEN && !dp.isTablet;
-            isOrientationDifferent = isOrientationChange(deltaRotate)
-                    && windowingModeSupportsRotation;
-            if (canvasWidth == 0 || canvasHeight == 0 || scale == 0) {
-                // If we haven't measured , skip the thumbnail drawing and only draw the background
-                // color
-                thumbnailScale = 0f;
-            } else {
-                // Rotate the screenshot if not in multi-window mode
-                isRotated = deltaRotate > 0 && windowingModeSupportsRotation;
-
-                float surfaceWidth = thumbnailBounds.width() / scale;
-                float surfaceHeight = thumbnailBounds.height() / scale;
-                float availableWidth = surfaceWidth
-                        - (thumbnailClipHint.left + thumbnailClipHint.right);
-                float availableHeight = surfaceHeight
-                        - (thumbnailClipHint.top + thumbnailClipHint.bottom);
-
-                float canvasAspect = canvasWidth / (float) canvasHeight;
-                float availableAspect = isRotated
-                        ? availableHeight / availableWidth
-                        : availableWidth / availableHeight;
-                boolean isAspectLargelyDifferent =
-                        Utilities.isRelativePercentDifferenceGreaterThan(canvasAspect,
-                                availableAspect, MAX_PCT_BEFORE_ASPECT_RATIOS_CONSIDERED_DIFFERENT);
-                if (isRotated && isAspectLargelyDifferent) {
-                    // Do not rotate thumbnail if it would not improve fit
-                    isRotated = false;
-                    isOrientationDifferent = false;
-                }
-
-                if (isAspectLargelyDifferent) {
-                    // Crop letterbox insets if insets isn't already clipped
-                    thumbnailClipHint.left = thumbnailData.letterboxInsets.left;
-                    thumbnailClipHint.right = thumbnailData.letterboxInsets.right;
-                    thumbnailClipHint.top = thumbnailData.letterboxInsets.top;
-                    thumbnailClipHint.bottom = thumbnailData.letterboxInsets.bottom;
-                    availableWidth = surfaceWidth
-                            - (thumbnailClipHint.left + thumbnailClipHint.right);
-                    availableHeight = surfaceHeight
-                            - (thumbnailClipHint.top + thumbnailClipHint.bottom);
-                }
-
-                final float targetW, targetH;
-                if (isOrientationDifferent) {
-                    targetW = canvasHeight;
-                    targetH = canvasWidth;
-                } else {
-                    targetW = canvasWidth;
-                    targetH = canvasHeight;
-                }
-                float targetAspect = targetW / targetH;
-
-                // Update the clipHint such that
-                //   > the final clipped position has same aspect ratio as requested by canvas
-                //   > first fit the width and crop the extra height
-                //   > if that will leave empty space, fit the height and crop the width instead
-                float croppedWidth = availableWidth;
-                float croppedHeight = croppedWidth / targetAspect;
-                if (croppedHeight > availableHeight) {
-                    croppedHeight = availableHeight;
-                    if (croppedHeight < targetH) {
-                        croppedHeight = Math.min(targetH, surfaceHeight);
-                    }
-                    croppedWidth = croppedHeight * targetAspect;
-
-                    // One last check in case the task aspect radio messed up something
-                    if (croppedWidth > surfaceWidth) {
-                        croppedWidth = surfaceWidth;
-                        croppedHeight = croppedWidth / targetAspect;
-                    }
-                }
-
-                // Update the clip hints. Align to 0,0, crop the remaining.
-                if (isRtl) {
-                    thumbnailClipHint.left += availableWidth - croppedWidth;
-                    if (thumbnailClipHint.right < 0) {
-                        thumbnailClipHint.left += thumbnailClipHint.right;
-                        thumbnailClipHint.right = 0;
-                    }
-                } else {
-                    thumbnailClipHint.right += availableWidth - croppedWidth;
-                    if (thumbnailClipHint.left < 0) {
-                        thumbnailClipHint.right += thumbnailClipHint.left;
-                        thumbnailClipHint.left = 0;
-                    }
-                }
-                thumbnailClipHint.bottom += availableHeight - croppedHeight;
-                if (thumbnailClipHint.top < 0) {
-                    thumbnailClipHint.bottom += thumbnailClipHint.top;
-                    thumbnailClipHint.top = 0;
-                } else if (thumbnailClipHint.bottom < 0) {
-                    thumbnailClipHint.top += thumbnailClipHint.bottom;
-                    thumbnailClipHint.bottom = 0;
-                }
-
-                thumbnailScale = targetW / (croppedWidth * scale);
-            }
-
-            if (!isRotated) {
-                mMatrix.setTranslate(
-                        -thumbnailClipHint.left * scale,
-                        -thumbnailClipHint.top * scale);
-            } else {
-                setThumbnailRotation(deltaRotate, thumbnailBounds);
-            }
-
-            mClippedInsets.set(0, 0, 0, scaledTaskbarSize);
-
-            mMatrix.postScale(thumbnailScale, thumbnailScale);
-            mIsOrientationChanged = isOrientationDifferent;
-        }
-
-        private int getRotationDelta(int oldRotation, int newRotation) {
-            int delta = newRotation - oldRotation;
-            if (delta < 0) delta += 4;
-            return delta;
-        }
-
-        /**
-         * @param deltaRotation the number of 90 degree turns from the current orientation
-         * @return {@code true} if the change in rotation results in a shift from landscape to
-         * portrait or vice versa, {@code false} otherwise
-         */
-        private boolean isOrientationChange(int deltaRotation) {
-            return deltaRotation == Surface.ROTATION_90 || deltaRotation == Surface.ROTATION_270;
-        }
-
-        private void setThumbnailRotation(int deltaRotate, Rect thumbnailPosition) {
-            float translateX = 0;
-            float translateY = 0;
-
-            mMatrix.setRotate(90 * deltaRotate);
-            switch (deltaRotate) { /* Counter-clockwise */
-                case Surface.ROTATION_90:
-                    translateX = thumbnailPosition.height();
-                    break;
-                case Surface.ROTATION_270:
-                    translateY = thumbnailPosition.width();
-                    break;
-                case Surface.ROTATION_180:
-                    translateX = thumbnailPosition.width();
-                    translateY = thumbnailPosition.height();
-                    break;
-            }
-            mMatrix.postTranslate(translateX, translateY);
-        }
-
-        /**
-         * Insets to used for clipping the thumbnail (in case it is drawing outside its own space)
-         */
-        public RectF getInsetsToDrawInFullscreen(DeviceProfile dp) {
-            return dp.isTaskbarPresent && !dp.isTaskbarPresentInApps
-                    ? mClippedInsets : EMPTY_RECT_F;
-        }
-    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 07d8989..0125775 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -98,9 +98,9 @@
 import com.android.quickstep.util.SplitSelectStateController;
 import com.android.quickstep.util.TaskCornerRadius;
 import com.android.quickstep.util.TransformParams;
-import com.android.quickstep.views.TaskThumbnailView.PreviewPositionHelper;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.ThumbnailData;
+import com.android.systemui.shared.recents.utilities.PreviewPositionHelper;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
 import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
@@ -121,6 +121,8 @@
     private static final String TAG = TaskView.class.getSimpleName();
     private static final boolean DEBUG = false;
 
+    private static final RectF EMPTY_RECT_F = new RectF();
+
     public static final int FLAG_UPDATE_ICON = 1;
     public static final int FLAG_UPDATE_THUMBNAIL = FLAG_UPDATE_ICON << 1;
 
@@ -1572,7 +1574,7 @@
          */
         public void setProgress(float fullscreenProgress, float parentScale, float taskViewScale,
                 int previewWidth, DeviceProfile dp, PreviewPositionHelper pph) {
-            RectF insets = pph.getInsetsToDrawInFullscreen(dp);
+            RectF insets = getInsetsToDrawInFullscreen(pph, dp);
 
             float currentInsetsLeft = insets.left * fullscreenProgress;
             float currentInsetsTop = insets.top * fullscreenProgress;
@@ -1591,6 +1593,14 @@
                 mScale = previewWidth / (previewWidth + currentInsetsLeft + currentInsetsRight);
             }
         }
+
+        /**
+         * Insets to used for clipping the thumbnail (in case it is drawing outside its own space)
+         */
+        private static RectF getInsetsToDrawInFullscreen(PreviewPositionHelper pph, DeviceProfile dp) {
+            return dp.isTaskbarPresent && !dp.isTaskbarPresentInApps
+                    ? pph.getClippedInsets() : EMPTY_RECT_F;
+        }
     }
 
     public class TaskIdAttributeContainer {
diff --git a/quickstep/tests/src/com/android/quickstep/TaskThumbnailViewTest.kt b/quickstep/tests/src/com/android/quickstep/FullscreenDrawParamsTest.kt
similarity index 64%
rename from quickstep/tests/src/com/android/quickstep/TaskThumbnailViewTest.kt
rename to quickstep/tests/src/com/android/quickstep/FullscreenDrawParamsTest.kt
index cf3c8c9..4785350 100644
--- a/quickstep/tests/src/com/android/quickstep/TaskThumbnailViewTest.kt
+++ b/quickstep/tests/src/com/android/quickstep/FullscreenDrawParamsTest.kt
@@ -20,26 +20,34 @@
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.filters.SmallTest
 import com.android.launcher3.DeviceProfileBaseTest
-import com.android.quickstep.views.TaskThumbnailView.PreviewPositionHelper
+import com.android.quickstep.views.TaskView.FullscreenDrawParams
 import com.android.systemui.shared.recents.model.ThumbnailData
+import com.android.systemui.shared.recents.utilities.PreviewPositionHelper
 import com.google.common.truth.Truth.assertThat
+import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.mockito.Mockito.mock
 
 /**
- * Test for TaskThumbnailView class.
+ * Test for FullscreenDrawParams class.
  */
 @SmallTest
 @RunWith(AndroidJUnit4::class)
-class TaskThumbnailViewTest : DeviceProfileBaseTest() {
+class FullscreenDrawParamsTest : DeviceProfileBaseTest() {
 
     private var mThumbnailData: ThumbnailData = mock(ThumbnailData::class.java)
 
     private val mPreviewPositionHelper = PreviewPositionHelper()
+    private lateinit var params: FullscreenDrawParams
+
+    @Before
+    fun setup() {
+        params = FullscreenDrawParams(context)
+    }
 
     @Test
-    fun getInsetsToDrawInFullscreen_clipTaskbarSizeFromBottomForTablets() {
+    fun setFullProgress_currentDrawnInsets_clipTaskbarSizeFromBottomForTablets() {
         initializeVarsForTablet()
         val dp = newDP()
         val previewRect = Rect(0, 0, 100, 100)
@@ -49,15 +57,18 @@
         val isRtl = false
 
         mPreviewPositionHelper.updateThumbnailMatrix(previewRect, mThumbnailData, canvasWidth,
-                canvasHeight, dp, currentRotation, isRtl)
+                canvasHeight, dp.widthPx, dp.taskbarSize, dp.isTablet, currentRotation,
+                isRtl)
+        params.setProgress(/* fullscreenProgress= */ 1.0f, /* parentScale= */ 1.0f,
+                /* taskViewScale= */ 1.0f,  /* previewWidth= */ 0, dp, mPreviewPositionHelper)
 
         val expectedClippedInsets = RectF(0f, 0f, 0f, dp.taskbarSize / 2f)
-        assertThat(mPreviewPositionHelper.getInsetsToDrawInFullscreen(dp))
+        assertThat(params.mCurrentDrawnInsets)
                 .isEqualTo(expectedClippedInsets)
     }
 
     @Test
-    fun getInsetsToDrawInFullscreen_doNotClipTaskbarSizeFromBottomForPhones() {
+    fun setFullProgress_currentDrawnInsets_doNotClipTaskbarSizeFromBottomForPhones() {
         initializeVarsForPhone()
         val dp = newDP()
         val previewRect = Rect(0, 0, 100, 100)
@@ -67,10 +78,13 @@
         val isRtl = false
 
         mPreviewPositionHelper.updateThumbnailMatrix(previewRect, mThumbnailData, canvasWidth,
-                canvasHeight, dp, currentRotation, isRtl)
+                canvasHeight, dp.widthPx, dp.taskbarSize, dp.isTablet, currentRotation,
+                isRtl)
+        params.setProgress(/* fullscreenProgress= */ 1.0f, /* parentScale= */ 1.0f,
+                /* taskViewScale= */ 1.0f,  /* previewWidth= */ 0, dp, mPreviewPositionHelper)
 
         val expectedClippedInsets = RectF(0f, 0f, 0f, 0f)
-        assertThat(mPreviewPositionHelper.getInsetsToDrawInFullscreen(dp))
+        assertThat(params.mCurrentDrawnInsets)
                 .isEqualTo(expectedClippedInsets)
     }
 }
\ No newline at end of file
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 616b08a..f70511a 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -819,16 +819,6 @@
     }
 
     /**
-     * Compares the ratio of two quantities and returns whether that ratio is greater than the
-     * provided bound. Order of quantities does not matter. Bound should be a decimal representation
-     * of a percentage.
-     */
-    public static boolean isRelativePercentDifferenceGreaterThan(float first, float second,
-            float bound) {
-        return (Math.abs(first - second) / Math.abs((first + second) / 2.0f)) > bound;
-    }
-
-    /**
      * Rotates `inOutBounds` by `delta` 90-degree increments. Rotation is visually CCW. Parent
      * sizes represent the "space" that will rotate carrying inOutBounds along with it to determine
      * the final bounds.