content: /*
   * Copyright (C) 2013 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.renderscript;
  
  /**
   * Vector version of the basic long type.
   * Provides three long fields packed.
   */
  public class Long3 {
      public long x;
      public long y;
      public long z;
  
      public Long3() {
      }
  
      /** @hide */
      public Long3(long i) {
          this.x = this.y = this.z = i;
      }
  
      public Long3(long x, long y, long z) {
          this.x = x;
          this.y = y;
          this.z = z;
      }
  
      /** @hide */
      public Long3(Long3 source) {
          this.x = source.x;
          this.y = source.y;
          this.z = source.z;
      }
  
      /** @hide
       * Vector add
       *
       * @param a
       */
      public void add(Long3 a) {
          this.x += a.x;
          this.y += a.y;
          this.z += a.z;
      }
  
      /** @hide
       * Vector add
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 add(Long3 a, Long3 b) {
          Long3 result = new Long3();
          result.x = a.x + b.x;
          result.y = a.y + b.y;
          result.z = a.z + b.z;
  
          return result;
      }
  
      /** @hide
       * Vector add
       *
       * @param value
       */
      public void add(long value) {
          x += value;
          y += value;
          z += value;
      }
  
      /** @hide
       * Vector add
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 add(Long3 a, long b) {
          Long3 result = new Long3();
          result.x = a.x + b;
          result.y = a.y + b;
          result.z = a.z + b;
  
          return result;
      }
  
      /** @hide
       * Vector subtraction
       *
       * @param a
       */
      public void sub(Long3 a) {
          this.x -= a.x;
          this.y -= a.y;
          this.z -= a.z;
      }
  
      /** @hide
       * Vector subtraction
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 sub(Long3 a, Long3 b) {
          Long3 result = new Long3();
          result.x = a.x - b.x;
          result.y = a.y - b.y;
          result.z = a.z - b.z;
  
          return result;
      }
  
      /** @hide
       * Vector subtraction
       *
       * @param value
       */
      public void sub(long value) {
          x -= value;
          y -= value;
          z -= value;
      }
  
      /** @hide
       * Vector subtraction
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 sub(Long3 a, long b) {
          Long3 result = new Long3();
          result.x = a.x - b;
          result.y = a.y - b;
          result.z = a.z - b;
  
          return result;
      }
  
      /** @hide
       * Vector multiplication
       *
       * @param a
       */
      public void mul(Long3 a) {
          this.x *= a.x;
          this.y *= a.y;
          this.z *= a.z;
      }
  
      /** @hide
       * Vector multiplication
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 mul(Long3 a, Long3 b) {
          Long3 result = new Long3();
          result.x = a.x * b.x;
          result.y = a.y * b.y;
          result.z = a.z * b.z;
  
          return result;
      }
  
      /** @hide
       * Vector multiplication
       *
       * @param value
       */
      public void mul(long value) {
          x *= value;
          y *= value;
          z *= value;
      }
  
      /** @hide
       * Vector multiplication
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 mul(Long3 a, long b) {
          Long3 result = new Long3();
          result.x = a.x * b;
          result.y = a.y * b;
          result.z = a.z * b;
  
          return result;
      }
  
      /** @hide
       * Vector division
       *
       * @param a
       */
      public void div(Long3 a) {
          this.x /= a.x;
          this.y /= a.y;
          this.z /= a.z;
      }
  
      /** @hide
       * Vector division
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 div(Long3 a, Long3 b) {
          Long3 result = new Long3();
          result.x = a.x / b.x;
          result.y = a.y / b.y;
          result.z = a.z / b.z;
  
          return result;
      }
  
      /** @hide
       * Vector division
       *
       * @param value
       */
      public void div(long value) {
          x /= value;
          y /= value;
          z /= value;
      }
  
      /** @hide
       * Vector division
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 div(Long3 a, long b) {
          Long3 result = new Long3();
          result.x = a.x / b;
          result.y = a.y / b;
          result.z = a.z / b;
  
          return result;
      }
  
      /** @hide
       * Vector Modulo
       *
       * @param a
       */
      public void mod(Long3 a) {
          this.x %= a.x;
          this.y %= a.y;
          this.z %= a.z;
      }
  
      /** @hide
       * Vector Modulo
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 mod(Long3 a, Long3 b) {
          Long3 result = new Long3();
          result.x = a.x % b.x;
          result.y = a.y % b.y;
          result.z = a.z % b.z;
  
          return result;
      }
  
      /** @hide
       * Vector Modulo
       *
       * @param value
       */
      public void mod(long value) {
          x %= value;
          y %= value;
          z %= value;
      }
  
      /** @hide
       * Vector Modulo
       *
       * @param a
       * @param b
       * @return
       */
      public static Long3 mod(Long3 a, long b) {
          Long3 result = new Long3();
          result.x = a.x % b;
          result.y = a.y % b;
          result.z = a.z % b;
  
          return result;
      }
  
      /** @hide
       * get vector length
       *
       * @return
       */
      public long length() {
          return 3;
      }
  
      /** @hide
       * set vector negate
       */
      public void negate() {
          this.x = -x;
          this.y = -y;
          this.z = -z;
      }
  
      /** @hide
       * Vector dot Product
       *
       * @param a
       * @return
       */
      public long dotProduct(Long3 a) {
          return (long)((x * a.x) + (y * a.y) + (z * a.z));
      }
  
      /** @hide
       * Vector dot Product
       *
       * @param a
       * @param b
       * @return
       */
      public static long dotProduct(Long3 a, Long3 b) {
          return (long)((b.x * a.x) + (b.y * a.y) + (b.z * a.z));
      }
  
      /** @hide
       * Vector add Multiple
       *
       * @param a
       * @param factor
       */
      public void addMultiple(Long3 a, long factor) {
          x += a.x * factor;
          y += a.y * factor;
          z += a.z * factor;
      }
  
      /** @hide
       * set vector value by Long3
       *
       * @param a
       */
      public void set(Long3 a) {
          this.x = a.x;
          this.y = a.y;
          this.z = a.z;
      }
  
      /** @hide
       * set the vector field value by Long
       *
       * @param a
       * @param b
       * @param c
       */
      public void setValues(long a, long b, long c) {
          this.x = a;
          this.y = b;
          this.z = c;
      }
  
      /** @hide
       * return the element sum of vector
       *
       * @return
       */
      public long elementSum() {
          return (long)(x + y + z);
      }
  
      /** @hide
       * get the vector field value by index
       *
       * @param i
       * @return
       */
      public long get(int i) {
          switch (i) {
          case 0:
              return (long)(x);
          case 1:
              return (long)(y);
          case 2:
              return (long)(z);
          default:
              throw new IndexOutOfBoundsException("Index: i");
          }
      }
  
      /** @hide
       * set the vector field value by index
       *
       * @param i
       * @param value
       */
      public void setAt(int i, long value) {
          switch (i) {
          case 0:
              x = value;
              return;
          case 1:
              y = value;
              return;
          case 2:
              z = value;
              return;
          default:
              throw new IndexOutOfBoundsException("Index: i");
          }
      }
  
      /** @hide
       * add the vector field value by index
       *
       * @param i
       * @param value
       */
      public void addAt(int i, long value) {
          switch (i) {
          case 0:
              x += value;
              return;
          case 1:
              y += value;
              return;
          case 2:
              z += value;
              return;
          default:
              throw new IndexOutOfBoundsException("Index: i");
          }
      }
  
      /** @hide
       * copy the vector to long array
       *
       * @param data
       * @param offset
       */
      public void copyTo(long[] data, int offset) {
          data[offset] = (long)(x);
          data[offset + 1] = (long)(y);
          data[offset + 2] = (long)(z);
      }
  }
  