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/*
* Copyright � 2006-2013 SplinterGU (Fenix/Bennugd)
* Copyright � 2002-2006 Fenix Team (Fenix)
* Copyright � 1999-2002 Jos� Luis Cebri�n Pag�e (Fenix)
*
* This file is part of Bennu - Game Development
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source
* distribution.
*
*/
#ifndef __PAL_H
#define __PAL_H
/* --------------------------------------------------------------------------- */
#ifdef _MSC_VER
#pragma pack(push, 1)
#endif
typedef struct _rgb_component
{
uint8_t r ;
uint8_t g ;
uint8_t b ;
}
#ifdef __GNUC__
__attribute__ ((packed))
#endif
rgb_component ;
typedef struct _palette
{
rgb_component rgb[256] ;
uint32_t colorequiv[256] ;
int use;
struct _palette * next ;
struct _palette * prev ;
}
#ifdef __GNUC__
__attribute__ ((packed))
#endif
PALETTE ;
#ifdef _MSC_VER
#pragma pack(pop)
#endif
/* --------------------------------------------------------------------------- */
#include "g_bitmap.h"
/* --------------------------------------------------------------------------- */
/* Paleta de colores */
/* ----------------- */
extern PALETTE * first_palette ;
extern int palette_changed ;
/* Lista ordenada de colores */
extern int color_list[ 256 ] ;
/* Tabla de transparencias */
extern uint8_t trans_table[ 256 ][ 256 ] ;
extern int trans_table_updated ;
/* Deja un color a 50% de intensidad */
extern uint16_t colorghost[65536] ;
/* Paleta de colores por defecto */
extern uint8_t default_palette[];
extern uint32_t default_colorequiv[256];
/* --------------------------------------------------------------------------- */
extern int find_nearest_color( PALETTE * pal, int first, int last, int r, int g, int b );
extern int _rgb( PIXEL_FORMAT * format, int r, int g, int b );
extern int _rgba( PIXEL_FORMAT * format, int r, int g, int b, int a );
void _get_rgb( PIXEL_FORMAT * format, int color, int *r, int *g, int *b );
void _get_rgba( PIXEL_FORMAT * format, int color, int *r, int *g, int *b, int *a );
extern void pal_refresh( PALETTE * pal );
extern void pal_use( PALETTE * pal );
extern int pal_discard( PALETTE * pal );
extern PALETTE * pal_new( PALETTE * basepal );
extern PALETTE * pal_new_rgb( unsigned char * datapal );
extern void pal_destroy( PALETTE * pal );
extern int pal_get( PALETTE * spal, int color, int num, uint8_t * pal );
extern int pal_set( PALETTE * spal, int color, int num, uint8_t * pal );
extern int pal_map_assign( int libid, int mapcode, PALETTE * palid );
extern int pal_map_remove( int libid, int mapcode );
extern void gr_roll_palette( int color0, int num, int inc );
extern int gr_rgb( int r, int g, int b );
extern int gr_rgba( int r, int g, int b, int a );
extern void gr_get_rgb( int color, int *r, int *g, int *b );
extern void gr_get_rgba( int color, int *r, int *g, int *b, int *a );
extern int gr_rgb_depth( int depth, int r, int g, int b );
extern int gr_rgba_depth( int depth, int r, int g, int b, int a );
extern void gr_get_rgb_depth( int depth, int color, int *r, int *g, int *b );
extern void gr_get_rgba_depth( int depth, int color, int *r, int *g, int *b, int *a );
extern int gr_find_nearest_color( int r, int g, int b );
extern void gr_make_trans_table();
extern void gr_set_rgb( int color, int r, int g, int b );
extern void gr_get_colors( int color, int num, uint8_t * pal );
extern void gr_set_colors( int color, int num, uint8_t * pal );
/* --------------------------------------------------------------------------- */
#endif
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