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/*
* xrick/ents.h
*
* Copyright (C) 1998-2002 BigOrno (bigorno@bigorno.net).
* Copyright (C) 2008-2014 Pierluigi Vicinanza.
* All rights reserved.
*
* The use and distribution terms for this software are contained in the file
* named README, which can be found in the root of this distribution. By
* using this software in any fashion, you are agreeing to be bound by the
* terms of this license.
*
* You must not remove this notice, or any other, from this software.
*/
#ifndef _ENTS_H
#define _ENTS_H
#include "xrick/rects.h"
#include <stddef.h> /* size_t */
#define ENT_XRICK ent_ents[1]
/*
* flags for ent_ents[e].n ("yes" when set)
*
* ENT_LETHAL: is entity lethal?
*/
#define ENT_LETHAL 0x80
/*
* flags for ent_ents[e].flag ("yes" when set)
*
* ENT_FLG_ONCE: should the entity run once only?
* ENT_FLG_STOPRICK: does the entity stops rick (and goes to slot zero)?
* ENT_FLG_LETHALR: is entity lethal when restarting?
* ENT_FLG_LETHALI: is entity initially lethal?
* ENT_FLG_TRIGBOMB: can entity be triggered by a bomb?
* ENT_FLG_TRIGBULLET: can entity be triggered by a bullet?
* ENT_FLG_TRIGSTOP: can entity be triggered by rick stop?
* ENT_FLG_TRIGRICK: can entity be triggered by rick?
*/
#define ENT_FLG_ONCE 0x01
#define ENT_FLG_STOPRICK 0x02
#define ENT_FLG_LETHALR 0x04
#define ENT_FLG_LETHALI 0x08
#define ENT_FLG_TRIGBOMB 0x10
#define ENT_FLG_TRIGBULLET 0x20
#define ENT_FLG_TRIGSTOP 0x40
#define ENT_FLG_TRIGRICK 0x80
typedef struct {
U8 n; /* b00 */
/*U8 b01;*/ /* b01 in ASM code but never used */
S16 x; /* b02 - position */
S16 y; /* w04 - position */
U8 sprite; /* b08 - sprite number */
/*U16 w0C;*/ /* w0C in ASM code but never used */
U8 w; /* b0E - width */
U8 h; /* b10 - height */
U16 mark; /* w12 - number of the mark that created the entity */
U8 flags; /* b14 */
S16 trig_x; /* b16 - position of trigger box */
S16 trig_y; /* w18 - position of trigger box */
S16 xsave; /* b1C */
S16 ysave; /* w1E */
U16 sprbase; /* w20 */
U16 step_no_i; /* w22 */
U16 step_no; /* w24 */
S16 c1; /* b26 */
S16 c2; /* b28 */
U8 ylow; /* b2A */
S16 offsy; /* w2C */
U8 latency; /* b2E */
U8 prev_n; /* new */
S16 prev_x; /* new */
S16 prev_y; /* new */
U8 prev_s; /* new */
bool front; /* new */
U8 trigsnd; /* new */
} ent_t;
typedef struct {
U8 w, h;
U16 spr, sni;
U8 trig_w, trig_h;
U8 snd;
} entdata_t;
typedef struct {
U8 count;
S8 dx, dy;
} mvstep_t;
enum { ENT_ENTSNUM = 12 };
extern ent_t ent_ents[ENT_ENTSNUM + 1];
extern size_t ent_nbr_entdata;
extern entdata_t *ent_entdata;
extern rect_t *ent_rects;
extern size_t ent_nbr_sprseq;
extern U8 *ent_sprseq;
extern size_t ent_nbr_mvstep;
extern mvstep_t *ent_mvstep;
extern void ent_reset(void);
extern void ent_actvis(U8, U8);
extern void ent_draw(void);
extern void ent_clprev(void);
extern void ent_action(void);
#endif /* ndef _ENTS_H */
/* eof */
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