All Downloads are FREE. Search and download functionalities are using the official Maven repository.

android.util.FloatMath Maven / Gradle / Ivy

Go to download

A library jar that provides APIs for Applications written for the Google Android Platform.

There is a newer version: 14-robolectric-10818077
Show newest version
/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.util;

/**
 * Math routines similar to those found in {@link java.lang.Math}.
 *
 * 

Historically these methods were faster than the equivalent double-based * {@link java.lang.Math} methods. On versions of Android with a JIT they * became slower and have since been re-implemented to wrap calls to * {@link java.lang.Math}. {@link java.lang.Math} should be used in * preference. * *

All methods were removed from the public API in version 23. * * @deprecated Use {@link java.lang.Math} instead. */ @Deprecated public class FloatMath { /** Prevents instantiation. */ private FloatMath() {} /** * Returns the float conversion of the most positive (i.e. closest to * positive infinity) integer value which is less than the argument. * * @param value to be converted * @return the floor of value * @removed */ public static float floor(float value) { return (float) Math.floor(value); } /** * Returns the float conversion of the most negative (i.e. closest to * negative infinity) integer value which is greater than the argument. * * @param value to be converted * @return the ceiling of value * @removed */ public static float ceil(float value) { return (float) Math.ceil(value); } /** * Returns the closest float approximation of the sine of the argument. * * @param angle to compute the cosine of, in radians * @return the sine of angle * @removed */ public static float sin(float angle) { return (float) Math.sin(angle); } /** * Returns the closest float approximation of the cosine of the argument. * * @param angle to compute the cosine of, in radians * @return the cosine of angle * @removed */ public static float cos(float angle) { return (float) Math.cos(angle); } /** * Returns the closest float approximation of the square root of the * argument. * * @param value to compute sqrt of * @return the square root of value * @removed */ public static float sqrt(float value) { return (float) Math.sqrt(value); } /** * Returns the closest float approximation of the raising "e" to the power * of the argument. * * @param value to compute the exponential of * @return the exponential of value * @removed */ public static float exp(float value) { return (float) Math.exp(value); } /** * Returns the closest float approximation of the result of raising {@code * x} to the power of {@code y}. * * @param x the base of the operation. * @param y the exponent of the operation. * @return {@code x} to the power of {@code y}. * @removed */ public static float pow(float x, float y) { return (float) Math.pow(x, y); } /** * Returns {@code sqrt(}{@code x}{@code 2}{@code +} * {@code y}{@code 2}{@code )}. * * @param x a float number * @param y a float number * @return the hypotenuse * @removed */ public static float hypot(float x, float y) { return (float) Math.hypot(x, y); } }





© 2015 - 2024 Weber Informatics LLC | Privacy Policy