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//----------------------------------------------------------------------------
// HUE handling
//----------------------------------------------------------------------------
//
// EdTile (C) 2001-2002 Andrew Apted
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
//------------------------------------------------------------------------
#ifndef __T_HUE_H__
#define __T_HUE_H__
#include "z_rgb.h"
#include "z_file.h"
#include "t_colmap.h"
/* index into hue array */
typedef unsigned short Hue_t;
#define NO_HUE ((Hue_t) 0x7FFF)
struct HueSet
{
HueSet(const ColorMapping *colmap);
~HueSet();
public:
const ColorMapping *cmap;
static const int max_pix = 4096;
static const int max_grp = 128;
int num_pix;
Pix_t pix_arr[max_pix];
int num_grp;
unsigned short grp_start[max_grp];
unsigned short grp_len[max_grp];
///--- void AddHueGroup(Pix_t pix);
///--- // add a new hue group using `pix' as the hue color.
///--- // Only used during construction.
private:
static int HueTupleComparer(const void *A, const void *B);
// compare two hues, primary sort key is hue index, secondary sort
// key is hue intensity (Value).
};
#endif /* __T_HUE_H__ */
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