class Color{
  int R,G,B;
  int H,S,L;
  float fH,fS,fL;
  //--------------------
  color getColor(){
    return color(R,G,B);
  }
  //--------------------
  void pixel(color c){
    this.R = (int) red(c);
    this.G = (int) green(c);
    this.B = (int) blue(c);
  }
  //--------------------
  void rgb(int r, int g, int b){
    this.R = r;
    this.G = g;
    this.B = b;
  }
  //--------------------
  void hsl(int h, int s, int l){
    this.fH = h/255f;
    this.fS = s/255f;
    this.fL = l/255f;
  }
  //--------------------
  void rgbToHSL(){
    float fR = ( R / 255f );
    float fG = ( G / 255f );
    float fB = ( B / 255f );

    float rgbMin = min( fR, fG, fB );    //Min. value of RGB
    float rgbMax = max( fR, fG, fB );    //Max. value of RGB
    float dMax = rgbMax - rgbMin;             //Delta RGB value

    fL = ( rgbMax + rgbMin ) / 2;

    if ( dMax == 0 ){
      fH = 0;                                //HSL results = 0 ÷ 1
      fS = 0;
    }
    else{
      if ( fL < 0.5 ) fS = dMax / ( rgbMax + rgbMin );
      else           fS = dMax / ( 2 - rgbMax - rgbMin );

      float dR = ( (rgbMax-fR)/6 + dMax/2 ) / dMax;
      float dG = ( (rgbMax-fG)/6 + dMax/2 ) / dMax;
      float dB = ( (rgbMax-fB)/6 + dMax/2 ) / dMax;

      if      ( fR == rgbMax ) fH = dB - dG;
      else if ( fG == rgbMax ) fH = 1/3f + dR - dB;
      else if ( fB == rgbMax ) fH = 2/3f + dG - dR;

      if ( fH < 0 ) fH += 1;
      if ( fH > 1 ) fH -= 1;
    }

    H = (int)(255*fH);
    S = (int)(255*fS);
    L = (int)(255*fL);
  }
  //--------------------
  void hslToRGB(){  
    float foo,bar;

    if ( S == 0 ){
      R = (int)( fL * 255 );
      G = (int)( fL * 255 );
      B = (int)( fL * 255 );
    }
    else{
      if ( fL < 0.5 )
        bar = fL * (1+fS);
      else
        bar = fL + fS - fS*fL;

      foo = 2*fL - bar;

      R = (int)( 255 * hueToRGB( foo, bar, fH + 1/3f ) );
      G = (int)( 255 * hueToRGB( foo, bar, fH ) );
      B = (int)( 255 * hueToRGB( foo, bar, fH - 1/3f ) );
    }

    H = (int)(255*fH);
    S = (int)(255*fS);
    L = (int)(255*fL);
  }
  //--------------------
  float hueToRGB(float v1,float v2,float vH ){
    if ( vH < 0   ) vH += 1;
    if ( vH > 1   ) vH -= 1;
    if ( 6*vH < 1 ) return ( v1 + (v2-v1)*6*vH );
    if ( 2*vH < 1 ) return ( v2 );
    if ( 3*vH < 2 ) return ( v1 + (v2-v1) * (2/3f-vH)*6 );
    return ( v1 );
  }
}