content: /*
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
   ~                                                                               ~
   ~ The MIT License (MIT)                                                         ~
   ~                                                                               ~
   ~ Copyright (c) 2015-2025 miaixz.org opencv.org and other contributors.         ~
   ~                                                                               ~
   ~ Permission is hereby granted, free of charge, to any person obtaining a copy  ~
   ~ of this software and associated documentation files (the "Software"), to deal ~
   ~ in the Software without restriction, including without limitation the rights  ~
   ~ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell     ~
   ~ copies of the Software, and to permit persons to whom the Software is         ~
   ~ furnished to do so, subject to the following conditions:                      ~
   ~                                                                               ~
   ~ The above copyright notice and this permission notice shall be included in    ~
   ~ all copies or substantial portions of the Software.                           ~
   ~                                                                               ~
   ~ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR    ~
   ~ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,      ~
   ~ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE   ~
   ~ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER        ~
   ~ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ~
   ~ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN     ~
   ~ THE SOFTWARE.                                                                 ~
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   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
  */
  package org.opencv.imgproc;
  
  //javadoc:Moments
  public class Moments {
  
      public double m00;
      public double m10;
      public double m01;
      public double m20;
      public double m11;
      public double m02;
      public double m30;
      public double m21;
      public double m12;
      public double m03;
  
      public double mu20;
      public double mu11;
      public double mu02;
      public double mu30;
      public double mu21;
      public double mu12;
      public double mu03;
  
      public double nu20;
      public double nu11;
      public double nu02;
      public double nu30;
      public double nu21;
      public double nu12;
      public double nu03;
  
      public Moments(double m00, double m10, double m01, double m20, double m11, double m02, double m30, double m21,
              double m12, double m03) {
          this.m00 = m00;
          this.m10 = m10;
          this.m01 = m01;
          this.m20 = m20;
          this.m11 = m11;
          this.m02 = m02;
          this.m30 = m30;
          this.m21 = m21;
          this.m12 = m12;
          this.m03 = m03;
          this.completeState();
      }
  
      public Moments() {
          this(0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
      }
  
      public Moments(double[] vals) {
          set(vals);
      }
  
      public void set(double[] vals) {
          if (vals != null) {
              m00 = vals.length > 0 ? vals[0] : 0;
              m10 = vals.length > 1 ? vals[1] : 0;
              m01 = vals.length > 2 ? vals[2] : 0;
              m20 = vals.length > 3 ? vals[3] : 0;
              m11 = vals.length > 4 ? vals[4] : 0;
              m02 = vals.length > 5 ? vals[5] : 0;
              m30 = vals.length > 6 ? vals[6] : 0;
              m21 = vals.length > 7 ? vals[7] : 0;
              m12 = vals.length > 8 ? vals[8] : 0;
              m03 = vals.length > 9 ? vals[9] : 0;
              this.completeState();
          } else {
              m00 = 0;
              m10 = 0;
              m01 = 0;
              m20 = 0;
              m11 = 0;
              m02 = 0;
              m30 = 0;
              m21 = 0;
              m12 = 0;
              m03 = 0;
              mu20 = 0;
              mu11 = 0;
              mu02 = 0;
              mu30 = 0;
              mu21 = 0;
              mu12 = 0;
              mu03 = 0;
              nu20 = 0;
              nu11 = 0;
              nu02 = 0;
              nu30 = 0;
              nu21 = 0;
              nu12 = 0;
              nu03 = 0;
          }
      }
  
      @Override
      public String toString() {
          return "Moments [ " + "\n" + "m00=" + m00 + ", " + "\n" + "m10=" + m10 + ", " + "m01=" + m01 + ", " + "\n"
                  + "m20=" + m20 + ", " + "m11=" + m11 + ", " + "m02=" + m02 + ", " + "\n" + "m30=" + m30 + ", " + "m21="
                  + m21 + ", " + "m12=" + m12 + ", " + "m03=" + m03 + ", " + "\n" + "mu20=" + mu20 + ", " + "mu11=" + mu11
                  + ", " + "mu02=" + mu02 + ", " + "\n" + "mu30=" + mu30 + ", " + "mu21=" + mu21 + ", " + "mu12=" + mu12
                  + ", " + "mu03=" + mu03 + ", " + "\n" + "nu20=" + nu20 + ", " + "nu11=" + nu11 + ", " + "nu02=" + nu02
                  + ", " + "\n" + "nu30=" + nu30 + ", " + "nu21=" + nu21 + ", " + "nu12=" + nu12 + ", " + "nu03=" + nu03
                  + ", " + "\n]";
      }
  
      protected void completeState() {
          double cx = 0, cy = 0;
          double mu20, mu11, mu02;
          double inv_m00 = 0.0;
  
          if (Math.abs(this.m00) > 0.00000001) {
              inv_m00 = 1. / this.m00;
              cx = this.m10 * inv_m00;
              cy = this.m01 * inv_m00;
          }
  
          // mu20 = m20 - m10*cx
          mu20 = this.m20 - this.m10 * cx;
          // mu11 = m11 - m10*cy
          mu11 = this.m11 - this.m10 * cy;
          // mu02 = m02 - m01*cy
          mu02 = this.m02 - this.m01 * cy;
  
          this.mu20 = mu20;
          this.mu11 = mu11;
          this.mu02 = mu02;
  
          // mu30 = m30 - cx*(3*mu20 + cx*m10)
          this.mu30 = this.m30 - cx * (3 * mu20 + cx * this.m10);
          mu11 += mu11;
          // mu21 = m21 - cx*(2*mu11 + cx*m01) - cy*mu20
          this.mu21 = this.m21 - cx * (mu11 + cx * this.m01) - cy * mu20;
          // mu12 = m12 - cy*(2*mu11 + cy*m10) - cx*mu02
          this.mu12 = this.m12 - cy * (mu11 + cy * this.m10) - cx * mu02;
          // mu03 = m03 - cy*(3*mu02 + cy*m01)
          this.mu03 = this.m03 - cy * (3 * mu02 + cy * this.m01);
  
          double inv_sqrt_m00 = Math.sqrt(Math.abs(inv_m00));
          double s2 = inv_m00 * inv_m00, s3 = s2 * inv_sqrt_m00;
  
          this.nu20 = this.mu20 * s2;
          this.nu11 = this.mu11 * s2;
          this.nu02 = this.mu02 * s2;
          this.nu30 = this.mu30 * s3;
          this.nu21 = this.mu21 * s3;
          this.nu12 = this.mu12 * s3;
          this.nu03 = this.mu03 * s3;
  
      }
  
      public double get_m00() {
          return this.m00;
      }
  
      public void set_m00(double m00) {
          this.m00 = m00;
      }
  
      public double get_m10() {
          return this.m10;
      }
  
      public void set_m10(double m10) {
          this.m10 = m10;
      }
  
      public double get_m01() {
          return this.m01;
      }
  
      public void set_m01(double m01) {
          this.m01 = m01;
      }
  
      public double get_m20() {
          return this.m20;
      }
  
      public void set_m20(double m20) {
          this.m20 = m20;
      }
  
      public double get_m11() {
          return this.m11;
      }
  
      public void set_m11(double m11) {
          this.m11 = m11;
      }
  
      public double get_m02() {
          return this.m02;
      }
  
      public void set_m02(double m02) {
          this.m02 = m02;
      }
  
      public double get_m30() {
          return this.m30;
      }
  
      public void set_m30(double m30) {
          this.m30 = m30;
      }
  
      public double get_m21() {
          return this.m21;
      }
  
      public void set_m21(double m21) {
          this.m21 = m21;
      }
  
      public double get_m12() {
          return this.m12;
      }
  
      public void set_m12(double m12) {
          this.m12 = m12;
      }
  
      public double get_m03() {
          return this.m03;
      }
  
      public void set_m03(double m03) {
          this.m03 = m03;
      }
  
      public double get_mu20() {
          return this.mu20;
      }
  
      public void set_mu20(double mu20) {
          this.mu20 = mu20;
      }
  
      public double get_mu11() {
          return this.mu11;
      }
  
      public void set_mu11(double mu11) {
          this.mu11 = mu11;
      }
  
      public double get_mu02() {
          return this.mu02;
      }
  
      public void set_mu02(double mu02) {
          this.mu02 = mu02;
      }
  
      public double get_mu30() {
          return this.mu30;
      }
  
      public void set_mu30(double mu30) {
          this.mu30 = mu30;
      }
  
      public double get_mu21() {
          return this.mu21;
      }
  
      public void set_mu21(double mu21) {
          this.mu21 = mu21;
      }
  
      public double get_mu12() {
          return this.mu12;
      }
  
      public void set_mu12(double mu12) {
          this.mu12 = mu12;
      }
  
      public double get_mu03() {
          return this.mu03;
      }
  
      public void set_mu03(double mu03) {
          this.mu03 = mu03;
      }
  
      public double get_nu20() {
          return this.nu20;
      }
  
      public void set_nu20(double nu20) {
          this.nu20 = nu20;
      }
  
      public double get_nu11() {
          return this.nu11;
      }
  
      public void set_nu11(double nu11) {
          this.nu11 = nu11;
      }
  
      public double get_nu02() {
          return this.nu02;
      }
  
      public void set_nu02(double nu02) {
          this.nu02 = nu02;
      }
  
      public double get_nu30() {
          return this.nu30;
      }
  
      public void set_nu30(double nu30) {
          this.nu30 = nu30;
      }
  
      public double get_nu21() {
          return this.nu21;
      }
  
      public void set_nu21(double nu21) {
          this.nu21 = nu21;
      }
  
      public double get_nu12() {
          return this.nu12;
      }
  
      public void set_nu12(double nu12) {
          this.nu12 = nu12;
      }
  
      public double get_nu03() {
          return this.nu03;
      }
  
      public void set_nu03(double nu03) {
          this.nu03 = nu03;
      }
  
  }
  