ftp.nice.ch/pub/next/unix/graphics/rayshade.4.0.s.tar.gz#/rayshade.4.0/rayshade/picture.h

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/*
 * picture.h
 *
 * Copyright (C) 1989, 1991, Craig E. Kolb
 * All rights reserved.
 *
 * This software may be freely copied, modified, and redistributed
 * provided that this copyright notice is preserved on all copies.
 *
 * You may not distribute this software, in whole or in part, as part of
 * any commercial product without the express consent of the authors.
 *
 * There is no warranty or other guarantee of fitness of this software
 * for any purpose.  It is provided solely "as is".
 *
 * $Id$
 *
 * $Log$
 */
#ifndef PICTURE_H
#define PICTURE_H

#ifdef URT
#include "rle.h"
#include "rle_raw.h"
#endif

#define CORRECT(x)		(correct(GAMMACORRECT(x)))
#define GAMMACORRECT(x)		(Options.gamma == 1. ? (x) \
				   : (pow(x, Options.gamma)))
/*
 * Pixel
 */
typedef struct Pixel {
	Float r, g, b, alpha;		/* Red, green, blue, alpha channel */
} Pixel;

extern void	PictureStart(), PictureEnd(), PictureWriteLine();

#ifdef URT
extern void	PictureSetWindow();
#endif

#endif /* PICTURE_H */

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.