content: /*
   * 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 com.android.internal.util;
  
  import android.annotation.UnsupportedAppUsage;
  
  /**
   * Fast and loose math routines.
   */
  public class FastMath {
  
      /**
       * Fast round from float to int. This is faster than Math.round()
       * thought it may return slightly different results. It does not try to
       * handle (in any meaningful way) NaN or infinities.
       */
      @UnsupportedAppUsage
      public static int round(float value) {
          long lx = (long) (value * (65536 * 256f));
          return (int) ((lx + 0x800000) >> 24);
      }
  }
  