src/jp/nyatla/nyartoolkit/core/types/NyARDoublePoint2d.java

   1 /* \r
   2  * PROJECT: NyARToolkit\r
   3  * --------------------------------------------------------------------------------\r
   4  * This work is based on the original ARToolKit developed by\r
   5  *   Hirokazu Kato\r
   6  *   Mark Billinghurst\r
   7  *   HITLab, University of Washington, Seattle\r
   8  * http://www.hitl.washington.edu/artoolkit/\r
   9  *\r
  10  * The NyARToolkit is Java edition ARToolKit class library.\r
  11  * Copyright (C)2008-2009 Ryo Iizuka\r
  12  *\r
  13  * This program is free software; you can redistribute it and/or\r
  14  * modify it under the terms of the GNU Lesser General Public License\r
  15  * as published by the Free Software Foundation; either version 3\r
  16  * of the License, or (at your option) any later version.\r
  17  * \r
  18  * This program is distributed in the hope that it will be useful,\r
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
  21  * GNU Lesser General Public License for more details\r
  22  * \r
  23  * You should have received a copy of the GNU Lesser General Public\r
  24  * License along with this program. If not, see <http://www.gnu.org/licenses/>.\r
  25  * \r
  26  * For further information please contact.\r
  27  *      http://nyatla.jp/nyatoolkit/\r
  28  *      <airmail(at)ebony.plala.or.jp> or <nyatla(at)nyatla.jp>\r
  29  * \r
  30  */\r
  31 package jp.nyatla.nyartoolkit.core.types;\r
  32 \r
  33 \r
  34 public class NyARDoublePoint2d\r
  35 {\r
  36         public double x;\r
  37         public double y;\r
  38         /**\r
  39          * 配列ファクトリ\r
  40          * @param i_number\r
  41          * @return\r
  42          */\r
  43         public static NyARDoublePoint2d[] createArray(int i_number)\r
  44         {\r
  45                 NyARDoublePoint2d[] ret=new NyARDoublePoint2d[i_number];\r
  46                 for(int i=0;i<i_number;i++)\r
  47                 {\r
  48                         ret[i]=new NyARDoublePoint2d();\r
  49                 }\r
  50                 return ret;\r
  51         }\r
  52         public static NyARDoublePoint2d[][] create2dArray(int i_length_x,int i_length_y)\r
  53         {\r
  54                 NyARDoublePoint2d[][] ret=new NyARDoublePoint2d[i_length_y][i_length_x];\r
  55                 for(int i=0;i<i_length_y;i++)\r
  56                 {\r
  57                         for(int i2=0;i2<i_length_x;i2++)\r
  58                         {\r
  59                                 ret[i][i2]=new NyARDoublePoint2d();\r
  60                         }\r
  61                 }\r
  62                 return ret;\r
  63         }\r
  64         public NyARDoublePoint2d()\r
  65         {\r
  66                 this.x=0;\r
  67                 this.y=0;\r
  68                 return;\r
  69         }       \r
  70         public NyARDoublePoint2d(double i_x,double i_y)\r
  71         {\r
  72                 this.x=i_x;\r
  73                 this.y=i_y;\r
  74                 return;\r
  75         }\r
  76         public NyARDoublePoint2d(NyARDoublePoint2d i_src)\r
  77         {\r
  78                 this.x=i_src.x;\r
  79                 this.y=i_src.y;\r
  80                 return;\r
  81         }\r
  82         public NyARDoublePoint2d(NyARIntPoint2d i_src)\r
  83         {\r
  84                 this.x=(double)i_src.x;\r
  85                 this.y=(double)i_src.y;\r
  86                 return;\r
  87         }\r
  88         public void setValue(NyARDoublePoint2d i_src)\r
  89         {\r
  90                 this.x=i_src.x;\r
  91                 this.y=i_src.y;\r
  92                 return;\r
  93         }\r
  94         public void setValue(NyARIntPoint2d i_src)\r
  95         {\r
  96                 this.x=(double)i_src.x;\r
  97                 this.y=(double)i_src.y;\r
  98                 return;\r
  99         }\r
 100         /**\r
 101          * 格納値をベクトルとして、距離を返します。\r
 102          * @return\r
 103          */\r
 104         public double dist()\r
 105         {\r
 106                 return Math.sqrt(this.x*this.x+this.y+this.y);\r
 107         }\r
 108 }\r