DecayAnimation.smali

.class public Lcom/facebook/react/animated/DecayAnimation;
.super Lcom/facebook/react/animated/AnimationDriver;
.source "DecayAnimation.java"


# instance fields
.field public mCurrentLoop:I

.field public mDeceleration:D

.field public mFromValue:D

.field public mIterations:I

.field public mLastValue:D

.field public mStartFrameTimeMillis:J

.field public final mVelocity:D


# direct methods
.method static constructor <clinit>()V
    .registers 1

    return-void
.end method

.method public constructor <init>(Lcom/facebook/react/bridge/ReadableMap;)V
    .registers 4

    invoke-direct {p0}, Lcom/facebook/react/animated/AnimationDriver;-><init>()V

    const-string/jumbo v0, "velocity"

    invoke-interface {p1, v0}, Lcom/facebook/react/bridge/ReadableMap;->getDouble(Ljava/lang/String;)D

    move-result-wide v0

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mVelocity:D

    invoke-virtual {p0, p1}, Lcom/facebook/react/animated/DecayAnimation;->resetConfig(Lcom/facebook/react/bridge/ReadableMap;)V

    return-void
.end method


# virtual methods
.method public resetConfig(Lcom/facebook/react/bridge/ReadableMap;)V
    .registers 5

    const-string v0, "deceleration"

    invoke-interface {p1, v0}, Lcom/facebook/react/bridge/ReadableMap;->getDouble(Ljava/lang/String;)D

    move-result-wide v0

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mDeceleration:D

    const-string v0, "iterations"

    invoke-interface {p1, v0}, Lcom/facebook/react/bridge/ReadableMap;->hasKey(Ljava/lang/String;)Z

    move-result v1

    const/4 v2, 0x1

    if-eqz v1, :cond_16

    invoke-interface {p1, v0}, Lcom/facebook/react/bridge/ReadableMap;->getInt(Ljava/lang/String;)I

    move-result p1

    goto :goto_17

    :cond_16
    const/4 p1, 0x1

    :goto_17
    iput p1, p0, Lcom/facebook/react/animated/DecayAnimation;->mIterations:I

    iput v2, p0, Lcom/facebook/react/animated/DecayAnimation;->mCurrentLoop:I

    if-nez p1, :cond_1e

    goto :goto_1f

    :cond_1e
    const/4 v2, 0x0

    :goto_1f
    iput-boolean v2, p0, Lcom/facebook/react/animated/AnimationDriver;->mHasFinished:Z

    const-wide/16 v0, -0x1

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mStartFrameTimeMillis:J

    const-wide/16 v0, 0x0

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mFromValue:D

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mLastValue:D

    return-void
.end method

.method public runAnimationStep(J)V
    .registers 15

    const-wide/32 v0, 0xf4240

    div-long/2addr p1, v0

    iget-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mStartFrameTimeMillis:J

    const-wide/16 v2, -0x1

    cmp-long v4, v0, v2

    if-nez v4, :cond_2b

    const-wide/16 v0, 0x10

    sub-long v0, p1, v0

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mStartFrameTimeMillis:J

    iget-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mFromValue:D

    iget-wide v4, p0, Lcom/facebook/react/animated/DecayAnimation;->mLastValue:D

    cmpl-double v6, v0, v4

    if-nez v6, :cond_21

    iget-object v0, p0, Lcom/facebook/react/animated/AnimationDriver;->mAnimatedValue:Lcom/facebook/react/animated/ValueAnimatedNode;

    iget-wide v0, v0, Lcom/facebook/react/animated/ValueAnimatedNode;->mValue:D

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mFromValue:D

    goto :goto_25

    :cond_21
    iget-object v4, p0, Lcom/facebook/react/animated/AnimationDriver;->mAnimatedValue:Lcom/facebook/react/animated/ValueAnimatedNode;

    iput-wide v0, v4, Lcom/facebook/react/animated/ValueAnimatedNode;->mValue:D

    :goto_25
    iget-object v0, p0, Lcom/facebook/react/animated/AnimationDriver;->mAnimatedValue:Lcom/facebook/react/animated/ValueAnimatedNode;

    iget-wide v0, v0, Lcom/facebook/react/animated/ValueAnimatedNode;->mValue:D

    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mLastValue:D

    :cond_2b
    iget-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mFromValue:D

    iget-wide v4, p0, Lcom/facebook/react/animated/DecayAnimation;->mVelocity:D

    iget-wide v6, p0, Lcom/facebook/react/animated/DecayAnimation;->mDeceleration:D

    const-wide/high16 v8, 0x3ff0000000000000L    # 1.0

    sub-double v10, v8, v6

    div-double/2addr v4, v10

    sub-double v6, v8, v6

    neg-double v6, v6

    iget-wide v10, p0, Lcom/facebook/react/animated/DecayAnimation;->mStartFrameTimeMillis:J

    sub-long/2addr p1, v10

    long-to-double p1, p1

    invoke-static {p1, p2}, Ljava/lang/Double;->isNaN(D)Z

    mul-double v6, v6, p1

    invoke-static {v6, v7}, Ljava/lang/Math;->exp(D)D

    move-result-wide p1

    sub-double/2addr v8, p1

    mul-double v4, v4, v8

    add-double/2addr v0, v4

    iget-wide p1, p0, Lcom/facebook/react/animated/DecayAnimation;->mLastValue:D

    sub-double/2addr p1, v0

    invoke-static {p1, p2}, Ljava/lang/Math;->abs(D)D

    move-result-wide p1

    const-wide v4, 0x3fb999999999999aL    # 0.1

    cmpg-double v6, p1, v4

    if-gez v6, :cond_6f

    iget p1, p0, Lcom/facebook/react/animated/DecayAnimation;->mIterations:I

    const/4 p2, -0x1

    const/4 v4, 0x1

    if-eq p1, p2, :cond_68

    iget p2, p0, Lcom/facebook/react/animated/DecayAnimation;->mCurrentLoop:I

    if-ge p2, p1, :cond_65

    goto :goto_68

    :cond_65
    iput-boolean v4, p0, Lcom/facebook/react/animated/AnimationDriver;->mHasFinished:Z

    return-void

    :cond_68
    :goto_68
    iput-wide v2, p0, Lcom/facebook/react/animated/DecayAnimation;->mStartFrameTimeMillis:J

    iget p1, p0, Lcom/facebook/react/animated/DecayAnimation;->mCurrentLoop:I

    add-int/2addr p1, v4

    iput p1, p0, Lcom/facebook/react/animated/DecayAnimation;->mCurrentLoop:I

    :cond_6f
    iput-wide v0, p0, Lcom/facebook/react/animated/DecayAnimation;->mLastValue:D

    iget-object p1, p0, Lcom/facebook/react/animated/AnimationDriver;->mAnimatedValue:Lcom/facebook/react/animated/ValueAnimatedNode;

    iput-wide v0, p1, Lcom/facebook/react/animated/ValueAnimatedNode;->mValue:D

    return-void
.end method