Color.h

#ifndef COLOR_H
#define COLOR_H

class Color{
	double red,green,blue, special;
	
	public:
		
	Color();
	Color(double, double, double, double);
	
	double getColorRed() { return red; }
	double getColorGreen() { return green; }
	double getColorBlue() { return blue; }
	double getColorSpecial() { return special; }
	
	double setColorRed(double redValue) { red = redValue; }
	double setColorGreen(double greenValue) { green = greenValue; }
	double setColorBlue(double blueValue) { blue = blueValue; }
	double setColorSpecial(double specialValue) { special = specialValue; }
	
	double brightness(){
		return (red + green + blue)/3;
	}
	
	Color colorScalar (double scalar){
		return Color (red*scalar, green*scalar, blue*scalar, special);
	}
	
	Color colorAdd(Color color){
		return Color(red + color.getColorRed(), green + color.getColorGreen(), blue + color.getColorBlue(), special);
	}
	
	Color colorMultiply(Color color){
		return Color(red * color.getColorRed(), green * color.getColorGreen(), blue * color.getColorBlue(), special);
	}
	
	Color colorAverage(Color color){
		return Color((red + color.getColorRed())/2, (green + color.getColorGreen())/2, (blue + color.getColorBlue())/2, special);
	}
	
	Color clip(){
		double alllight = red + green + blue;
		double excesslight = alllight - 3;
		if (excesslight > 0){
			red = red + excesslight*(red/alllight);
			green = green + excesslight*(green/alllight);
			blue = blue + excesslight*(blue/alllight);
		}
		if (red > 1) { red = 1; }
		if (red < 0) { red = 0; }
		if (green > 1) { green = 1; }
		if (green < 0) { green = 0; }
		if (blue > 1) { blue = 1; }
		if (blue < 0) { blue = 0; }
		
		return Color (red, green, blue, special);
	}
};

Color::Color(){
	red = 0.5;
	green = 0.5;
	blue = 0.5;
}

Color::Color(double r, double g, double b, double s){
	red = r;
	green = g;
	blue = b;
	special = s;
}

#endif