Merge "Use STANDARD_DECELERATE interpolator for predictive back to home" into main

import android.window.BackProgressAnimator;

import android.window.IOnBackInvokedCallback;

import com.android.app.animation.Interpolators;

import com.android.internal.view.AppearanceRegion;

import com.android.launcher3.AbstractFloatingView;

import com.android.launcher3.BubbleTextView;

    private float mWindowScaleEndCornerRadius;

    private float mWindowScaleStartCornerRadius;

    private final Interpolator mCancelInterpolator;

    private final Interpolator mProgressInterpolator = new DecelerateInterpolator();

    private final Interpolator mProgressInterpolator = Interpolators.STANDARD_DECELERATE;

    private final Interpolator mVerticalMoveInterpolator = new DecelerateInterpolator();

    private final PointF mInitialTouchPos = new PointF();

    private RemoteAnimationTarget mBackTarget;

        float yDirection = rawYDelta < 0 ? -1 : 1;

        // limit yDelta interpretation to 1/2 of screen height in either direction

        float deltaYRatio = Math.min(screenHeight / 2f, Math.abs(rawYDelta)) / (screenHeight / 2f);

        float interpolatedYRatio = mProgressInterpolator.getInterpolation(deltaYRatio);

        float interpolatedYRatio = mVerticalMoveInterpolator.getInterpolation(deltaYRatio);

        // limit y-shift so surface never passes 8dp screen margin

        float deltaY = yDirection * interpolatedYRatio * Math.max(0f, (screenHeight - height)

                / 2f - mWindowScaleMarginX);