mirror of
https://github.com/Pinball3D/Rabbit-R1.git
synced 2024-12-27 01:22:33 -06:00
442 lines
15 KiB
Java
442 lines
15 KiB
Java
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package com.google.common.math;
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import androidx.compose.material3.MenuKt;
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import androidx.media3.exoplayer.upstream.CmcdHeadersFactory;
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import com.google.common.base.Preconditions;
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import com.google.common.primitives.Ints;
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import io.sentry.protocol.ViewHierarchyNode;
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import java.math.RoundingMode;
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@ElementTypesAreNonnullByDefault
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/* loaded from: classes3.dex */
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public final class IntMath {
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static final int FLOOR_SQRT_MAX_INT = 46340;
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static final int MAX_POWER_OF_SQRT2_UNSIGNED = -1257966797;
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static final int MAX_SIGNED_POWER_OF_TWO = 1073741824;
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static final byte[] maxLog10ForLeadingZeros = {9, 9, 9, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 0, 0, 0, 0};
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static final int[] powersOf10 = {1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000};
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static final int[] halfPowersOf10 = {3, 31, 316, 3162, 31622, 316227, 3162277, 31622776, 316227766, Integer.MAX_VALUE};
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private static final int[] factorials = {1, 1, 2, 6, 24, MenuKt.InTransitionDuration, 720, 5040, 40320, 362880, 3628800, 39916800, 479001600};
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static int[] biggestBinomials = {Integer.MAX_VALUE, Integer.MAX_VALUE, 65536, 2345, 477, 193, 110, 75, 58, 49, 43, 39, 37, 35, 34, 34, 33};
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public static boolean isPowerOfTwo(int i) {
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return (i > 0) & ((i & (i + (-1))) == 0);
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}
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static int lessThanBranchFree(int i, int i2) {
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return (~(~(i - i2))) >>> 31;
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}
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public static int mean(int i, int i2) {
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return (i & i2) + ((i ^ i2) >> 1);
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}
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public static int ceilingPowerOfTwo(int i) {
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MathPreconditions.checkPositive(ViewHierarchyNode.JsonKeys.X, i);
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if (i > 1073741824) {
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throw new ArithmeticException(new StringBuilder(58).append("ceilingPowerOfTwo(").append(i).append(") not representable as an int").toString());
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}
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return 1 << (-Integer.numberOfLeadingZeros(i - 1));
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}
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public static int floorPowerOfTwo(int i) {
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MathPreconditions.checkPositive(ViewHierarchyNode.JsonKeys.X, i);
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return Integer.highestOneBit(i);
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* renamed from: com.google.common.math.IntMath$1, reason: invalid class name */
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/* loaded from: classes3.dex */
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public static /* synthetic */ class AnonymousClass1 {
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static final /* synthetic */ int[] $SwitchMap$java$math$RoundingMode;
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static {
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int[] iArr = new int[RoundingMode.values().length];
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$SwitchMap$java$math$RoundingMode = iArr;
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try {
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iArr[RoundingMode.UNNECESSARY.ordinal()] = 1;
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} catch (NoSuchFieldError unused) {
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}
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try {
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$SwitchMap$java$math$RoundingMode[RoundingMode.DOWN.ordinal()] = 2;
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} catch (NoSuchFieldError unused2) {
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}
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try {
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$SwitchMap$java$math$RoundingMode[RoundingMode.FLOOR.ordinal()] = 3;
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} catch (NoSuchFieldError unused3) {
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}
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try {
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$SwitchMap$java$math$RoundingMode[RoundingMode.UP.ordinal()] = 4;
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} catch (NoSuchFieldError unused4) {
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}
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try {
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$SwitchMap$java$math$RoundingMode[RoundingMode.CEILING.ordinal()] = 5;
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} catch (NoSuchFieldError unused5) {
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}
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try {
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$SwitchMap$java$math$RoundingMode[RoundingMode.HALF_DOWN.ordinal()] = 6;
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} catch (NoSuchFieldError unused6) {
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}
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try {
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$SwitchMap$java$math$RoundingMode[RoundingMode.HALF_UP.ordinal()] = 7;
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} catch (NoSuchFieldError unused7) {
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}
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try {
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$SwitchMap$java$math$RoundingMode[RoundingMode.HALF_EVEN.ordinal()] = 8;
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} catch (NoSuchFieldError unused8) {
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}
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}
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}
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public static int log2(int i, RoundingMode roundingMode) {
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MathPreconditions.checkPositive(ViewHierarchyNode.JsonKeys.X, i);
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switch (AnonymousClass1.$SwitchMap$java$math$RoundingMode[roundingMode.ordinal()]) {
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case 1:
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MathPreconditions.checkRoundingUnnecessary(isPowerOfTwo(i));
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break;
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case 2:
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case 3:
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break;
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case 4:
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case 5:
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return 32 - Integer.numberOfLeadingZeros(i - 1);
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case 6:
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case 7:
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case 8:
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int numberOfLeadingZeros = Integer.numberOfLeadingZeros(i);
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return (31 - numberOfLeadingZeros) + lessThanBranchFree(MAX_POWER_OF_SQRT2_UNSIGNED >>> numberOfLeadingZeros, i);
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default:
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throw new AssertionError();
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}
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return 31 - Integer.numberOfLeadingZeros(i);
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}
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/* JADX WARN: Failed to find 'out' block for switch in B:2:0x0015. Please report as an issue. */
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public static int log10(int i, RoundingMode roundingMode) {
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int lessThanBranchFree;
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MathPreconditions.checkPositive(ViewHierarchyNode.JsonKeys.X, i);
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int log10Floor = log10Floor(i);
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int i2 = powersOf10[log10Floor];
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switch (AnonymousClass1.$SwitchMap$java$math$RoundingMode[roundingMode.ordinal()]) {
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case 1:
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MathPreconditions.checkRoundingUnnecessary(i == i2);
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case 2:
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case 3:
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return log10Floor;
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case 4:
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case 5:
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lessThanBranchFree = lessThanBranchFree(i2, i);
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return log10Floor + lessThanBranchFree;
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case 6:
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case 7:
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case 8:
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lessThanBranchFree = lessThanBranchFree(halfPowersOf10[log10Floor], i);
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return log10Floor + lessThanBranchFree;
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default:
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throw new AssertionError();
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}
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}
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private static int log10Floor(int i) {
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byte b = maxLog10ForLeadingZeros[Integer.numberOfLeadingZeros(i)];
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return b - lessThanBranchFree(i, powersOf10[b]);
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}
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public static int pow(int i, int i2) {
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MathPreconditions.checkNonNegative("exponent", i2);
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if (i == -2) {
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if (i2 < 32) {
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return (i2 & 1) == 0 ? 1 << i2 : -(1 << i2);
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}
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return 0;
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}
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if (i == -1) {
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return (i2 & 1) == 0 ? 1 : -1;
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}
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if (i == 0) {
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return i2 == 0 ? 1 : 0;
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}
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if (i == 1) {
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return 1;
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}
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if (i == 2) {
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if (i2 < 32) {
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return 1 << i2;
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}
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return 0;
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}
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int i3 = 1;
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while (i2 != 0) {
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if (i2 == 1) {
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return i * i3;
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}
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i3 *= (i2 & 1) == 0 ? 1 : i;
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i *= i;
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i2 >>= 1;
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}
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return i3;
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}
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/* JADX WARN: Failed to find 'out' block for switch in B:2:0x0011. Please report as an issue. */
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public static int sqrt(int i, RoundingMode roundingMode) {
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int lessThanBranchFree;
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MathPreconditions.checkNonNegative(ViewHierarchyNode.JsonKeys.X, i);
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int sqrtFloor = sqrtFloor(i);
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switch (AnonymousClass1.$SwitchMap$java$math$RoundingMode[roundingMode.ordinal()]) {
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case 1:
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MathPreconditions.checkRoundingUnnecessary(sqrtFloor * sqrtFloor == i);
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case 2:
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case 3:
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return sqrtFloor;
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case 4:
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case 5:
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lessThanBranchFree = lessThanBranchFree(sqrtFloor * sqrtFloor, i);
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return sqrtFloor + lessThanBranchFree;
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case 6:
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case 7:
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case 8:
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lessThanBranchFree = lessThanBranchFree((sqrtFloor * sqrtFloor) + sqrtFloor, i);
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return sqrtFloor + lessThanBranchFree;
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default:
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throw new AssertionError();
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}
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}
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private static int sqrtFloor(int i) {
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return (int) Math.sqrt(i);
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}
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public static int divide(int i, int i2, RoundingMode roundingMode) {
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Preconditions.checkNotNull(roundingMode);
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if (i2 == 0) {
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throw new ArithmeticException("/ by zero");
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}
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int i3 = i / i2;
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int i4 = i - (i2 * i3);
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if (i4 == 0) {
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return i3;
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}
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int i5 = ((i ^ i2) >> 31) | 1;
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switch (AnonymousClass1.$SwitchMap$java$math$RoundingMode[roundingMode.ordinal()]) {
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case 1:
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MathPreconditions.checkRoundingUnnecessary(i4 == 0);
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return i3;
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case 2:
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return i3;
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case 3:
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if (i5 >= 0) {
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return i3;
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}
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break;
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case 4:
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break;
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case 5:
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if (i5 <= 0) {
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return i3;
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}
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break;
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case 6:
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case 7:
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case 8:
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int abs = Math.abs(i4);
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int abs2 = abs - (Math.abs(i2) - abs);
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if (abs2 == 0) {
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if (roundingMode != RoundingMode.HALF_UP) {
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if (!((roundingMode == RoundingMode.HALF_EVEN) & ((i3 & 1) != 0))) {
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return i3;
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}
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}
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} else if (abs2 <= 0) {
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return i3;
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}
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break;
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default:
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throw new AssertionError();
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}
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return i3 + i5;
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}
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public static int mod(int i, int i2) {
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if (i2 <= 0) {
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throw new ArithmeticException(new StringBuilder(31).append("Modulus ").append(i2).append(" must be > 0").toString());
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}
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int i3 = i % i2;
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return i3 >= 0 ? i3 : i3 + i2;
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}
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public static int gcd(int i, int i2) {
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MathPreconditions.checkNonNegative(CmcdHeadersFactory.OBJECT_TYPE_AUDIO_ONLY, i);
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MathPreconditions.checkNonNegative("b", i2);
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if (i == 0) {
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return i2;
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}
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if (i2 == 0) {
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return i;
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}
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int numberOfTrailingZeros = Integer.numberOfTrailingZeros(i);
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int i3 = i >> numberOfTrailingZeros;
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int numberOfTrailingZeros2 = Integer.numberOfTrailingZeros(i2);
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int i4 = i2 >> numberOfTrailingZeros2;
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while (i3 != i4) {
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int i5 = i3 - i4;
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int i6 = (i5 >> 31) & i5;
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int i7 = (i5 - i6) - i6;
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i4 += i6;
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i3 = i7 >> Integer.numberOfTrailingZeros(i7);
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}
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return i3 << Math.min(numberOfTrailingZeros, numberOfTrailingZeros2);
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}
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public static int checkedAdd(int i, int i2) {
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long j = i + i2;
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int i3 = (int) j;
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MathPreconditions.checkNoOverflow(j == ((long) i3), "checkedAdd", i, i2);
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return i3;
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}
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public static int checkedSubtract(int i, int i2) {
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long j = i - i2;
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int i3 = (int) j;
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MathPreconditions.checkNoOverflow(j == ((long) i3), "checkedSubtract", i, i2);
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return i3;
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}
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public static int checkedMultiply(int i, int i2) {
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long j = i * i2;
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int i3 = (int) j;
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MathPreconditions.checkNoOverflow(j == ((long) i3), "checkedMultiply", i, i2);
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return i3;
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}
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public static int checkedPow(int i, int i2) {
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MathPreconditions.checkNonNegative("exponent", i2);
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if (i == -2) {
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MathPreconditions.checkNoOverflow(i2 < 32, "checkedPow", i, i2);
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return (i2 & 1) == 0 ? 1 << i2 : (-1) << i2;
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}
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if (i == -1) {
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return (i2 & 1) == 0 ? 1 : -1;
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}
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if (i == 0) {
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return i2 == 0 ? 1 : 0;
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}
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if (i == 1) {
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return 1;
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}
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if (i == 2) {
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MathPreconditions.checkNoOverflow(i2 < 31, "checkedPow", i, i2);
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return 1 << i2;
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}
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int i3 = 1;
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while (i2 != 0) {
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if (i2 == 1) {
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return checkedMultiply(i3, i);
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}
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if ((i2 & 1) != 0) {
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i3 = checkedMultiply(i3, i);
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}
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i2 >>= 1;
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if (i2 > 0) {
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MathPreconditions.checkNoOverflow((-46340 <= i) & (i <= FLOOR_SQRT_MAX_INT), "checkedPow", i, i2);
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i *= i;
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}
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}
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return i3;
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}
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public static int saturatedAdd(int i, int i2) {
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return Ints.saturatedCast(i + i2);
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}
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public static int saturatedSubtract(int i, int i2) {
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return Ints.saturatedCast(i - i2);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static int saturatedMultiply(int i, int i2) {
|
||
|
|
return Ints.saturatedCast(i * i2);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static int saturatedPow(int i, int i2) {
|
||
|
|
MathPreconditions.checkNonNegative("exponent", i2);
|
||
|
|
if (i == -2) {
|
||
|
|
return i2 >= 32 ? (i2 & 1) + Integer.MAX_VALUE : (i2 & 1) == 0 ? 1 << i2 : (-1) << i2;
|
||
|
|
}
|
||
|
|
if (i == -1) {
|
||
|
|
return (i2 & 1) == 0 ? 1 : -1;
|
||
|
|
}
|
||
|
|
if (i == 0) {
|
||
|
|
return i2 == 0 ? 1 : 0;
|
||
|
|
}
|
||
|
|
if (i == 1) {
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
if (i == 2) {
|
||
|
|
if (i2 >= 31) {
|
||
|
|
return Integer.MAX_VALUE;
|
||
|
|
}
|
||
|
|
return 1 << i2;
|
||
|
|
}
|
||
|
|
int i3 = ((i >>> 31) & i2 & 1) + Integer.MAX_VALUE;
|
||
|
|
int i4 = 1;
|
||
|
|
while (i2 != 0) {
|
||
|
|
if (i2 == 1) {
|
||
|
|
return saturatedMultiply(i4, i);
|
||
|
|
}
|
||
|
|
if ((i2 & 1) != 0) {
|
||
|
|
i4 = saturatedMultiply(i4, i);
|
||
|
|
}
|
||
|
|
i2 >>= 1;
|
||
|
|
if (i2 > 0) {
|
||
|
|
if ((-46340 > i) || (i > FLOOR_SQRT_MAX_INT)) {
|
||
|
|
return i3;
|
||
|
|
}
|
||
|
|
i *= i;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return i4;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static int factorial(int i) {
|
||
|
|
MathPreconditions.checkNonNegative("n", i);
|
||
|
|
int[] iArr = factorials;
|
||
|
|
if (i < iArr.length) {
|
||
|
|
return iArr[i];
|
||
|
|
}
|
||
|
|
return Integer.MAX_VALUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static int binomial(int i, int i2) {
|
||
|
|
MathPreconditions.checkNonNegative("n", i);
|
||
|
|
MathPreconditions.checkNonNegative("k", i2);
|
||
|
|
int i3 = 0;
|
||
|
|
Preconditions.checkArgument(i2 <= i, "k (%s) > n (%s)", i2, i);
|
||
|
|
if (i2 > (i >> 1)) {
|
||
|
|
i2 = i - i2;
|
||
|
|
}
|
||
|
|
int[] iArr = biggestBinomials;
|
||
|
|
if (i2 >= iArr.length || i > iArr[i2]) {
|
||
|
|
return Integer.MAX_VALUE;
|
||
|
|
}
|
||
|
|
if (i2 == 0) {
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
if (i2 == 1) {
|
||
|
|
return i;
|
||
|
|
}
|
||
|
|
long j = 1;
|
||
|
|
while (i3 < i2) {
|
||
|
|
long j2 = j * (i - i3);
|
||
|
|
i3++;
|
||
|
|
j = j2 / i3;
|
||
|
|
}
|
||
|
|
return (int) j;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static boolean isPrime(int i) {
|
||
|
|
return LongMath.isPrime(i);
|
||
|
|
}
|
||
|
|
|
||
|
|
private IntMath() {
|
||
|
|
}
|
||
|
|
}
|