package preypredator;
  
  public interface PPRuntime {
  	
  	public void growGrass(PPGrid grass, float factor, int growth, int min, int max);
  	
  	public void selectMaxTarget(PPGrid grid, int radius, int[] xPositions,
  		int[] yPositions, int[] newXPositions, int[] newYPositions);
  		
  	public void selectNearestNonZeroTarget(PPGrid grid, int radius, int[] xPositions,
  			int[] yPositions, int[] newXPositions, int[] newYPositions);
  		
  }