unitmoveargument.java

著名的神经网络工具箱

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This file is part of JavaNNS.

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*************************************************************************/


package javanns;

/*------------------------- class declaration --------------------------------*/
/**
 * class UnitMoveArgument collects all information belonging to the move of
 * some units : the units, the move vector of these units
 *              and the move vector of all units, if some of them would get
 *              negative coordinates
 */
class UnitMoveArgument{
  Unit[] units;
  int[] delta, delta_all;

  public UnitMoveArgument( Unit[] units, int[] delta, int[] delta_all ){
    this.units = units;
    this.delta = delta;
    this.delta_all = delta_all;
  }

  /**
   * this method returns the inverse argument
   * it is used by NetworkUndoRed
   *
   * @return the inverse UnitMoveArgument
   */
  public UnitMoveArgument inverse(){
    int[] deltaInv = new int[ delta.length ],
          delta_allInv = new int[ 3 ];
    System.arraycopy( delta, 0, deltaInv, 0, delta.length );
    System.arraycopy( delta_all, 0, delta_allInv, 0, 3);
    for( int i=0; i<delta.length; i++ ) deltaInv[ i ] *= -1;
    for( int i=0; i<delta_all.length; i++ ) delta_allInv[ i ] *= -1;
    return new UnitMoveArgument( units, deltaInv, delta_allInv );
  }
}