/* JRG, the Resource Geology Seismic Processing System for Java,
   and Viewmat for Java are Copyright 1998-2003 by John N. Louie

The software and methods here are the subject of academic research,
not commercial products. I would like to know what use you make of
my methods, and have your feedback on their success or failure.
Also, by letting me know who you are, I can inform you if bugs or
errors are discovered.
 
Please send me an email message with: your name and email address;
whether you are a student or faculty member, consultant or employee;
the name of your university or company, and department; and a sentence
or two describing what use you intend to make of these methods.
Send your message to louie@seismo.unr.edu */


class RgRGB
	{
	int i;
	int R;
	int G;
	int B;
	void clipRgRGB()
		{
		if (this.i > 255)
			this.i = 255;
		else if (this.i < 0)
			this.i = 0;
		if (this.R > 255)
			this.R = 255;
		else if (this.R < 0)
			this.R = 0;
		if (this.G > 255)
			this.G = 255;
		else if (this.G < 0)
			this.G = 0;
		if (this.B > 255)
			this.B = 255;
		else if (this.B < 0)
			this.B = 0;
		}
	RgRGB(int index, int iR, int iG, int iB)
		{
		this.i = index;
		this.R = iR;
		this.G = iG;
		this.B = iB;
		}
	RgRGB(int index, float fR, float fG, float fB)
		{
		this.i = index;
		this.R = (int)(fR*255);
		this.G = (int)(fG*255);
		this.B = (int)(fB*255);
		}
	RgRGB(int index, float fR, float fG, float fB, int bright)
		{
		if (bright < 0)
			bright = 0;
		else if (bright > 255)
			bright = 255;
		bright = (int)(bright*3F/(fR + fG + fB)); 
		this.i = index;
		this.R = (int)(fR*bright);
		if (this.R > 255)
			this.R = 255;
		this.G = (int)(fG*bright);
		if (this.G > 255)
			this.G = 255;
		this.B = (int)(fB*bright);
		if (this.B > 255)
			this.B = 255;
		}
	RgRGB(RgRGB rgb)
		{
		this.i = rgb.i;
		this.R = rgb.R;
		this.G = rgb.G;
		this.B = rgb.B;
		}
	}