747 lines
17 KiB
Smali
747 lines
17 KiB
Smali
.class public final Landroidx/dynamicanimation/animation/SpringForce;
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.super Ljava/lang/Object;
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.source "SpringForce.java"
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# interfaces
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.implements Landroidx/dynamicanimation/animation/Force;
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# static fields
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.field public static final DAMPING_RATIO_HIGH_BOUNCY:F = 0.2f
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.field public static final DAMPING_RATIO_LOW_BOUNCY:F = 0.75f
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.field public static final DAMPING_RATIO_MEDIUM_BOUNCY:F = 0.5f
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.field public static final DAMPING_RATIO_NO_BOUNCY:F = 1.0f
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.field public static final STIFFNESS_HIGH:F = 10000.0f
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.field public static final STIFFNESS_LOW:F = 200.0f
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.field public static final STIFFNESS_MEDIUM:F = 1500.0f
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.field public static final STIFFNESS_VERY_LOW:F = 50.0f
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.field public static final UNSET:D = 1.7976931348623157E308
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.field public static final VELOCITY_THRESHOLD_MULTIPLIER:D = 62.5
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# instance fields
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.field public mDampedFreq:D
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.field public mDampingRatio:D
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.field public mFinalPosition:D
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.field public mGammaMinus:D
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.field public mGammaPlus:D
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.field public mInitialized:Z
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.field public final mMassState:Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;
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.field public mNaturalFreq:D
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.field public mValueThreshold:D
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.field public mVelocityThreshold:D
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# direct methods
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.method public constructor <init>()V
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.locals 2
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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const-wide v0, 0x4097700000000000L # 1500.0
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invoke-static {v0, v1}, Ljava/lang/Math;->sqrt(D)D
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move-result-wide v0
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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const-wide/high16 v0, 0x3fe0000000000000L # 0.5
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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const/4 v0, 0x0
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iput-boolean v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mInitialized:Z
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const-wide v0, 0x7fefffffffffffffL # Double.MAX_VALUE
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
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new-instance v0, Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;
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invoke-direct {v0}, Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;-><init>()V
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iput-object v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mMassState:Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;
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return-void
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.end method
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.method public constructor <init>(F)V
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.locals 2
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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const-wide v0, 0x4097700000000000L # 1500.0
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invoke-static {v0, v1}, Ljava/lang/Math;->sqrt(D)D
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move-result-wide v0
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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const-wide/high16 v0, 0x3fe0000000000000L # 0.5
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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const/4 v0, 0x0
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iput-boolean v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mInitialized:Z
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const-wide v0, 0x7fefffffffffffffL # Double.MAX_VALUE
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
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new-instance v0, Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;
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invoke-direct {v0}, Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;-><init>()V
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iput-object v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mMassState:Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;
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float-to-double v0, p1
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
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return-void
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.end method
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.method private init()V
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.locals 8
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iget-boolean v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mInitialized:Z
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if-eqz v0, :cond_0
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return-void
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:cond_0
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
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const-wide v2, 0x7fefffffffffffffL # Double.MAX_VALUE
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cmpl-double v4, v0, v2
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if-eqz v4, :cond_3
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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const-wide/high16 v2, 0x3ff0000000000000L # 1.0
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cmpl-double v4, v0, v2
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if-lez v4, :cond_1
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neg-double v4, v0
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iget-wide v6, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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mul-double v4, v4, v6
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mul-double v0, v0, v0
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sub-double/2addr v0, v2
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invoke-static {v0, v1}, Ljava/lang/Math;->sqrt(D)D
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move-result-wide v0
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mul-double v0, v0, v6
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add-double/2addr v0, v4
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mGammaPlus:D
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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neg-double v4, v0
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iget-wide v6, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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mul-double v4, v4, v6
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mul-double v0, v0, v0
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sub-double/2addr v0, v2
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invoke-static {v0, v1}, Ljava/lang/Math;->sqrt(D)D
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move-result-wide v0
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mul-double v0, v0, v6
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sub-double/2addr v4, v0
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iput-wide v4, p0, Landroidx/dynamicanimation/animation/SpringForce;->mGammaMinus:D
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goto :goto_0
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:cond_1
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const-wide/16 v4, 0x0
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cmpl-double v6, v0, v4
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if-ltz v6, :cond_2
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cmpg-double v4, v0, v2
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if-gez v4, :cond_2
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iget-wide v4, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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mul-double v0, v0, v0
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sub-double/2addr v2, v0
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invoke-static {v2, v3}, Ljava/lang/Math;->sqrt(D)D
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move-result-wide v0
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mul-double v0, v0, v4
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampedFreq:D
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:cond_2
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:goto_0
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const/4 v0, 0x1
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iput-boolean v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mInitialized:Z
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return-void
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:cond_3
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new-instance v0, Ljava/lang/IllegalStateException;
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const-string v1, "Error: Final position of the spring must be set before the animation starts"
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invoke-direct {v0, v1}, Ljava/lang/IllegalStateException;-><init>(Ljava/lang/String;)V
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throw v0
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.end method
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# virtual methods
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.method public getAcceleration(FF)F
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.locals 6
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.annotation build Landroidx/annotation/RestrictTo;
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value = {
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.enum Landroidx/annotation/RestrictTo$Scope;->LIBRARY:Landroidx/annotation/RestrictTo$Scope;
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}
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.end annotation
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invoke-virtual {p0}, Landroidx/dynamicanimation/animation/SpringForce;->getFinalPosition()F
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move-result v0
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sub-float/2addr p1, v0
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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mul-double v2, v0, v0
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const-wide/high16 v4, 0x4000000000000000L # 2.0
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mul-double v0, v0, v4
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iget-wide v4, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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mul-double v0, v0, v4
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neg-double v2, v2
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float-to-double v4, p1
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mul-double v2, v2, v4
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float-to-double p1, p2
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mul-double v0, v0, p1
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sub-double/2addr v2, v0
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double-to-float p1, v2
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return p1
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.end method
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.method public getDampingRatio()F
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.locals 2
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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double-to-float v0, v0
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return v0
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.end method
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.method public getFinalPosition()F
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.locals 2
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
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double-to-float v0, v0
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return v0
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.end method
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.method public getStiffness()F
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.locals 2
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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mul-double v0, v0, v0
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double-to-float v0, v0
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return v0
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.end method
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.method public isAtEquilibrium(FF)Z
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.locals 4
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.annotation build Landroidx/annotation/RestrictTo;
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value = {
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.enum Landroidx/annotation/RestrictTo$Scope;->LIBRARY:Landroidx/annotation/RestrictTo$Scope;
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}
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.end annotation
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invoke-static {p2}, Ljava/lang/Math;->abs(F)F
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move-result p2
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float-to-double v0, p2
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iget-wide v2, p0, Landroidx/dynamicanimation/animation/SpringForce;->mVelocityThreshold:D
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cmpg-double p2, v0, v2
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if-gez p2, :cond_0
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invoke-virtual {p0}, Landroidx/dynamicanimation/animation/SpringForce;->getFinalPosition()F
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move-result p2
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sub-float/2addr p1, p2
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invoke-static {p1}, Ljava/lang/Math;->abs(F)F
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move-result p1
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float-to-double p1, p1
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iget-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mValueThreshold:D
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cmpg-double v2, p1, v0
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if-gez v2, :cond_0
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const/4 p1, 0x1
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return p1
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:cond_0
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const/4 p1, 0x0
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return p1
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.end method
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.method public setDampingRatio(F)Landroidx/dynamicanimation/animation/SpringForce;
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.locals 2
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.param p1 # F
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.annotation build Landroidx/annotation/FloatRange;
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from = 0.0
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.end annotation
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.end param
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const/4 v0, 0x0
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cmpg-float v0, p1, v0
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if-ltz v0, :cond_0
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float-to-double v0, p1
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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const/4 p1, 0x0
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iput-boolean p1, p0, Landroidx/dynamicanimation/animation/SpringForce;->mInitialized:Z
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return-object p0
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:cond_0
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new-instance p1, Ljava/lang/IllegalArgumentException;
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const-string v0, "Damping ratio must be non-negative"
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invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
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throw p1
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.end method
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.method public setFinalPosition(F)Landroidx/dynamicanimation/animation/SpringForce;
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.locals 2
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float-to-double v0, p1
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
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return-object p0
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.end method
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.method public setStiffness(F)Landroidx/dynamicanimation/animation/SpringForce;
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.locals 2
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.param p1 # F
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.annotation build Landroidx/annotation/FloatRange;
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from = 0.0
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fromInclusive = false
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.end annotation
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.end param
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const/4 v0, 0x0
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cmpg-float v0, p1, v0
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if-lez v0, :cond_0
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float-to-double v0, p1
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invoke-static {v0, v1}, Ljava/lang/Math;->sqrt(D)D
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move-result-wide v0
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iput-wide v0, p0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
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const/4 p1, 0x0
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iput-boolean p1, p0, Landroidx/dynamicanimation/animation/SpringForce;->mInitialized:Z
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return-object p0
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:cond_0
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new-instance p1, Ljava/lang/IllegalArgumentException;
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const-string v0, "Spring stiffness constant must be positive."
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invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
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throw p1
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.end method
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.method public setValueThreshold(D)V
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.locals 2
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invoke-static {p1, p2}, Ljava/lang/Math;->abs(D)D
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move-result-wide p1
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iput-wide p1, p0, Landroidx/dynamicanimation/animation/SpringForce;->mValueThreshold:D
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const-wide v0, 0x404f400000000000L # 62.5
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mul-double p1, p1, v0
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iput-wide p1, p0, Landroidx/dynamicanimation/animation/SpringForce;->mVelocityThreshold:D
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return-void
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.end method
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.method public updateValues(DDJ)Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;
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.locals 15
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move-object v0, p0
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invoke-direct {p0}, Landroidx/dynamicanimation/animation/SpringForce;->init()V
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move-wide/from16 v1, p5
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long-to-double v1, v1
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const-wide v3, 0x408f400000000000L # 1000.0
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div-double/2addr v1, v3
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iget-wide v3, v0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
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sub-double v3, p1, v3
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iget-wide v5, v0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
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const-wide/high16 v7, 0x3ff0000000000000L # 1.0
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const-wide v9, 0x4005bf0a8b145769L # Math.E
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cmpl-double v11, v5, v7
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if-lez v11, :cond_0
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iget-wide v5, v0, Landroidx/dynamicanimation/animation/SpringForce;->mGammaMinus:D
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mul-double v7, v5, v3
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sub-double v7, v7, p3
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iget-wide v11, v0, Landroidx/dynamicanimation/animation/SpringForce;->mGammaPlus:D
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sub-double v13, v5, v11
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div-double/2addr v7, v13
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sub-double v7, v3, v7
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mul-double v3, v3, v5
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sub-double v3, v3, p3
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sub-double v11, v5, v11
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div-double/2addr v3, v11
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mul-double v5, v5, v1
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invoke-static {v9, v10, v5, v6}, Ljava/lang/Math;->pow(DD)D
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move-result-wide v5
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mul-double v5, v5, v7
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iget-wide v11, v0, Landroidx/dynamicanimation/animation/SpringForce;->mGammaPlus:D
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mul-double v11, v11, v1
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invoke-static {v9, v10, v11, v12}, Ljava/lang/Math;->pow(DD)D
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move-result-wide v11
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mul-double v11, v11, v3
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add-double/2addr v11, v5
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iget-wide v5, v0, Landroidx/dynamicanimation/animation/SpringForce;->mGammaMinus:D
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mul-double v7, v7, v5
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mul-double v5, v5, v1
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invoke-static {v9, v10, v5, v6}, Ljava/lang/Math;->pow(DD)D
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move-result-wide v5
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mul-double v5, v5, v7
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iget-wide v7, v0, Landroidx/dynamicanimation/animation/SpringForce;->mGammaPlus:D
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mul-double v3, v3, v7
|
|
|
|
mul-double v7, v7, v1
|
|
|
|
invoke-static {v9, v10, v7, v8}, Ljava/lang/Math;->pow(DD)D
|
|
|
|
move-result-wide v1
|
|
|
|
mul-double v1, v1, v3
|
|
|
|
add-double/2addr v1, v5
|
|
|
|
goto/16 :goto_0
|
|
|
|
:cond_0
|
|
cmpl-double v11, v5, v7
|
|
|
|
if-nez v11, :cond_1
|
|
|
|
iget-wide v5, v0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
|
|
|
|
mul-double v7, v5, v3
|
|
|
|
add-double v7, v7, p3
|
|
|
|
mul-double v11, v7, v1
|
|
|
|
add-double/2addr v11, v3
|
|
|
|
neg-double v3, v5
|
|
|
|
mul-double v3, v3, v1
|
|
|
|
invoke-static {v9, v10, v3, v4}, Ljava/lang/Math;->pow(DD)D
|
|
|
|
move-result-wide v3
|
|
|
|
mul-double v3, v3, v11
|
|
|
|
iget-wide v5, v0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
|
|
|
|
neg-double v5, v5
|
|
|
|
mul-double v5, v5, v1
|
|
|
|
invoke-static {v9, v10, v5, v6}, Ljava/lang/Math;->pow(DD)D
|
|
|
|
move-result-wide v5
|
|
|
|
mul-double v5, v5, v11
|
|
|
|
iget-wide v11, v0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
|
|
|
|
neg-double v13, v11
|
|
|
|
mul-double v5, v5, v13
|
|
|
|
neg-double v11, v11
|
|
|
|
mul-double v11, v11, v1
|
|
|
|
invoke-static {v9, v10, v11, v12}, Ljava/lang/Math;->pow(DD)D
|
|
|
|
move-result-wide v1
|
|
|
|
mul-double v1, v1, v7
|
|
|
|
add-double/2addr v1, v5
|
|
|
|
move-wide v11, v3
|
|
|
|
goto :goto_0
|
|
|
|
:cond_1
|
|
iget-wide v11, v0, Landroidx/dynamicanimation/animation/SpringForce;->mDampedFreq:D
|
|
|
|
div-double/2addr v7, v11
|
|
|
|
iget-wide v11, v0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
|
|
|
|
mul-double v13, v5, v11
|
|
|
|
mul-double v13, v13, v3
|
|
|
|
add-double v13, v13, p3
|
|
|
|
mul-double v13, v13, v7
|
|
|
|
neg-double v5, v5
|
|
|
|
mul-double v5, v5, v11
|
|
|
|
mul-double v5, v5, v1
|
|
|
|
invoke-static {v9, v10, v5, v6}, Ljava/lang/Math;->pow(DD)D
|
|
|
|
move-result-wide v5
|
|
|
|
iget-wide v7, v0, Landroidx/dynamicanimation/animation/SpringForce;->mDampedFreq:D
|
|
|
|
mul-double v7, v7, v1
|
|
|
|
invoke-static {v7, v8}, Ljava/lang/Math;->cos(D)D
|
|
|
|
move-result-wide v7
|
|
|
|
mul-double v7, v7, v3
|
|
|
|
iget-wide v11, v0, Landroidx/dynamicanimation/animation/SpringForce;->mDampedFreq:D
|
|
|
|
mul-double v11, v11, v1
|
|
|
|
invoke-static {v11, v12}, Ljava/lang/Math;->sin(D)D
|
|
|
|
move-result-wide v11
|
|
|
|
mul-double v11, v11, v13
|
|
|
|
add-double/2addr v11, v7
|
|
|
|
mul-double v11, v11, v5
|
|
|
|
iget-wide v5, v0, Landroidx/dynamicanimation/animation/SpringForce;->mNaturalFreq:D
|
|
|
|
neg-double v7, v5
|
|
|
|
mul-double v7, v7, v11
|
|
|
|
iget-wide v9, v0, Landroidx/dynamicanimation/animation/SpringForce;->mDampingRatio:D
|
|
|
|
mul-double v7, v7, v9
|
|
|
|
neg-double v9, v9
|
|
|
|
mul-double v9, v9, v5
|
|
|
|
mul-double v9, v9, v1
|
|
|
|
const-wide v5, 0x4005bf0a8b145769L # Math.E
|
|
|
|
invoke-static {v5, v6, v9, v10}, Ljava/lang/Math;->pow(DD)D
|
|
|
|
move-result-wide v5
|
|
|
|
iget-wide v9, v0, Landroidx/dynamicanimation/animation/SpringForce;->mDampedFreq:D
|
|
|
|
move-wide/from16 p1, v11
|
|
|
|
neg-double v11, v9
|
|
|
|
mul-double v11, v11, v3
|
|
|
|
mul-double v9, v9, v1
|
|
|
|
invoke-static {v9, v10}, Ljava/lang/Math;->sin(D)D
|
|
|
|
move-result-wide v3
|
|
|
|
mul-double v3, v3, v11
|
|
|
|
iget-wide v9, v0, Landroidx/dynamicanimation/animation/SpringForce;->mDampedFreq:D
|
|
|
|
mul-double v13, v13, v9
|
|
|
|
mul-double v9, v9, v1
|
|
|
|
invoke-static {v9, v10}, Ljava/lang/Math;->cos(D)D
|
|
|
|
move-result-wide v1
|
|
|
|
mul-double v1, v1, v13
|
|
|
|
add-double/2addr v1, v3
|
|
|
|
mul-double v1, v1, v5
|
|
|
|
add-double/2addr v1, v7
|
|
|
|
move-wide/from16 v11, p1
|
|
|
|
:goto_0
|
|
iget-object v3, v0, Landroidx/dynamicanimation/animation/SpringForce;->mMassState:Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;
|
|
|
|
iget-wide v4, v0, Landroidx/dynamicanimation/animation/SpringForce;->mFinalPosition:D
|
|
|
|
add-double/2addr v11, v4
|
|
|
|
double-to-float v4, v11
|
|
|
|
iput v4, v3, Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;->mValue:F
|
|
|
|
double-to-float v1, v1
|
|
|
|
iput v1, v3, Landroidx/dynamicanimation/animation/DynamicAnimation$MassState;->mVelocity:F
|
|
|
|
return-object v3
|
|
.end method
|