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/*
* xrick/e_box.c
*
* 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.
*/
#include "xrick/e_box.h"
#include "xrick/game.h"
#include "xrick/ents.h"
#include "xrick/e_bullet.h"
#include "xrick/e_bomb.h"
#include "xrick/e_rick.h"
#include "xrick/maps.h"
#include "xrick/util.h"
/*
* FIXME this is because the same structure is used
* for all entities. Need to replace this w/ an inheritance
* solution.
*/
#define cnt c1
/*
* Constants
*/
#define SEQ_INIT 0x0A
/*
* Prototypes
*/
static void explode(U8);
/*
* Entity action
*
* ASM 245A
*/
void
e_box_action(U8 e)
{
static U8 sp[] = {0x24, 0x25, 0x26, 0x27, 0x28}; /* explosion sprites sequence */
if (ent_ents[e].n & ENT_LETHAL) {
/*
* box is lethal i.e. exploding
* play sprites sequence then stop
*/
ent_ents[e].sprite = sp[ent_ents[e].cnt >> 1];
if (--ent_ents[e].cnt == 0) {
ent_ents[e].n = 0;
map_marks[ent_ents[e].mark].ent |= MAP_MARK_NACT;
}
} else {
/*
* not lethal: check to see if triggered
*/
if (e_rick_boxtest(e)) {
/* rick: collect bombs or bullets and stop */
#ifdef ENABLE_SOUND
syssnd_play(soundBox, 1);
#endif
if (ent_ents[e].n == 0x10)
game_bombs = GAME_BOMBS_INIT;
else /* 0x11 */
game_bullets = GAME_BULLETS_INIT;
ent_ents[e].n = 0;
map_marks[ent_ents[e].mark].ent |= MAP_MARK_NACT;
}
else if (e_rick_state_test(E_RICK_STSTOP) &&
u_fboxtest(e, e_rick_stop_x, e_rick_stop_y)) {
/* rick's stick: explode */
explode(e);
}
else if (E_BULLET_ENT.n && u_fboxtest(e, e_bullet_xc, e_bullet_yc)) {
/* bullet: explode (and stop bullet) */
E_BULLET_ENT.n = 0;
explode(e);
}
else if (e_bomb_lethal && e_bomb_hit(e)) {
/* bomb: explode */
explode(e);
}
}
}
/*
* Explode when
*/
static void explode(U8 e)
{
ent_ents[e].cnt = SEQ_INIT;
ent_ents[e].n |= ENT_LETHAL;
#ifdef ENABLE_SOUND
syssnd_play(soundExplode, 1);
#endif
}
/* eof */
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