117 lines
4.2 KiB
C
117 lines
4.2 KiB
C
/* NetHack 3.7 trap.h $NHDT-Date: 1615759956 2021/03/14 22:12:36 $ $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.20 $ */
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/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
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/*-Copyright (c) Pasi Kallinen, 2016. */
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/* NetHack may be freely redistributed. See license for details. */
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/* note for 3.1.0 and later: no longer manipulated by 'makedefs' */
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#ifndef TRAP_H
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#define TRAP_H
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union vlaunchinfo {
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short v_launch_otyp; /* type of object to be triggered */
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coord v_launch2; /* secondary launch point (for boulders) */
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uchar v_conjoined; /* conjoined pit locations */
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short v_tnote; /* boards: 12 notes */
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};
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struct trap {
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struct trap *ntrap;
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coordxy tx, ty;
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d_level dst; /* destination for portals/holes/trapdoors */
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coord launch;
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Bitfield(ttyp, 5);
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Bitfield(tseen, 1);
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Bitfield(once, 1);
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Bitfield(madeby_u, 1); /* So monsters may take offence when you trap
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them. Recognizing who made the trap isn't
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completely unreasonable, everybody has
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their own style. This flag is also needed
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when you untrap a monster. It would be too
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easy to make a monster peaceful if you could
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set a trap for it and then untrap it. */
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union vlaunchinfo vl;
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#define launch_otyp vl.v_launch_otyp
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#define launch2 vl.v_launch2
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#define conjoined vl.v_conjoined
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#define tnote vl.v_tnote
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};
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#define newtrap() (struct trap *) alloc(sizeof(struct trap))
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#define dealloc_trap(trap) free((genericptr_t)(trap))
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/* reasons for statue animation */
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#define ANIMATE_NORMAL 0
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#define ANIMATE_SHATTER 1
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#define ANIMATE_SPELL 2
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/* reasons for animate_statue's failure */
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#define AS_OK 0 /* didn't fail */
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#define AS_NO_MON 1 /* makemon failed */
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#define AS_MON_IS_UNIQUE 2 /* statue monster is unique */
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/* Note: if adding/removing a trap, adjust trap_engravings[] in mklev.c */
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/* unconditional traps */
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enum trap_types {
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ALL_TRAPS = -1, /* mon_knows_traps(), mon_learns_traps() */
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NO_TRAP = 0,
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ARROW_TRAP = 1,
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DART_TRAP = 2,
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ROCKTRAP = 3,
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SQKY_BOARD = 4,
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BEAR_TRAP = 5,
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LANDMINE = 6,
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ROLLING_BOULDER_TRAP = 7,
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SLP_GAS_TRAP = 8,
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RUST_TRAP = 9,
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FIRE_TRAP = 10,
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PIT = 11,
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SPIKED_PIT = 12,
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HOLE = 13,
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TRAPDOOR = 14,
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TELEP_TRAP = 15,
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LEVEL_TELEP = 16,
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MAGIC_PORTAL = 17,
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WEB = 18,
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STATUE_TRAP = 19,
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MAGIC_TRAP = 20,
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ANTI_MAGIC = 21,
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POLY_TRAP = 22,
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VIBRATING_SQUARE = 23, /* not a trap but shown/remembered as if one
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* once it has been discovered */
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/* trapped door and trapped chest aren't traps on the map, but they
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might be shown/remembered as such after trap detection until hero
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comes in view of them and sees the feature or object;
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key-using or door-busting monsters who survive a door trap learn
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to avoid other such doors [not implemented] */
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TRAPPED_DOOR = 24, /* part of door; not present on map as a trap */
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TRAPPED_CHEST = 25, /* part of object; not on map */
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TRAPNUM = 26
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};
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/* some trap-related function return results */
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enum { Trap_Effect_Finished = 0,
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Trap_Is_Gone = 0,
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Trap_Caught_Mon = 1,
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Trap_Killed_Mon = 2,
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Trap_Moved_Mon = 3, /* new location, or new level */
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};
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#define is_pit(ttyp) ((ttyp) == PIT || (ttyp) == SPIKED_PIT)
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#define is_hole(ttyp) ((ttyp) == HOLE || (ttyp) == TRAPDOOR)
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#define unhideable_trap(ttyp) ((ttyp) == HOLE) /* visible traps */
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#define undestroyable_trap(ttyp) ((ttyp) == MAGIC_PORTAL \
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|| (ttyp) == VIBRATING_SQUARE)
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#define is_magical_trap(ttyp) ((ttyp) == TELEP_TRAP \
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|| (ttyp) == LEVEL_TELEP \
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|| (ttyp) == MAGIC_TRAP \
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|| (ttyp) == ANTI_MAGIC \
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|| (ttyp) == POLY_TRAP)
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/* "transportation" traps */
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#define is_xport(ttyp) ((ttyp) >= TELEP_TRAP && (ttyp) <= MAGIC_PORTAL)
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#endif /* TRAP_H */
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