Finds the distance between two points on a 2D surface. - CSharp System

CSharp examples for System:Math Geometry

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Description

Finds the distance between two points on a 2D surface.

Demo Code

/*/*from ww  w. j a  v  a2 s.c  o m*/
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 * Copyright (C) 2007-2012  Thomas Braun, Jens Klingen, Robin Krom
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 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
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 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
using System;

public class Main{
        /// <summary>
      /// Finds the distance between two points on a 2D surface.
      /// </summary>
      /// <param name="x1">The point on the x-axis of the first point</param>
      /// <param name="x2">The point on the x-axis of the second point</param>
      /// <param name="y1">The point on the y-axis of the first point</param>
      /// <param name="y2">The point on the y-axis of the second point</param>
      /// <returns></returns>
      public static int Distance2D(int x1, int y1, int x2, int y2) {
         //Our end result
         int result = 0;
         //Take x2-x1, then square it
         double part1 = Math.Pow((x2 - x1), 2);
         //Take y2-y1, then square it
         double part2 = Math.Pow((y2 - y1), 2);
         //Add both of the parts together
         double underRadical = part1 + part2;
         //Get the square root of the parts
         result = (int)Math.Sqrt(underRadical);
         //Return our result
         return result;
      }
}

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