class Surface {
  protected float clrFac[];
  protected float ka, kd, ks, ns;

    public Surface(float sr, float sg, float sb, float ska, float skd, float sks, float sns){
      clrFac= new float[3];
        clrFac[0] = sr; clrFac[1] = sg; clrFac[2] = sb;
        ka = ska; kd = skd; ks = sks; ns = sns;
    }

  public float getClrFac( int i) { return clrFac[i]; }

  public float getKa( ) { return ka; }  
  public float getKd( ) { return kd; }  
  public float getKs( ) { return ks; }  
  public float getNs( ) { return ns; }  


}// SURFACE