예제 #1
0
/**
 * Checks if a square is at the (inner) edge of a trap detect area 
 */ 
bool square_dtrap_edge(struct chunk *c, int y, int x) 
{ 
	/* Check if the square is a dtrap in the first place */ 
	if (!square_isdtrap(c, y, x)) return FALSE;

 	/* Check for non-dtrap adjacent grids */ 
	if (square_in_bounds_fully(c, y + 1, x) && (!square_isdtrap(c, y + 1, x)))
		return TRUE;
	if (square_in_bounds_fully(c, y, x + 1) && (!square_isdtrap(c, y, x + 1)))
		return TRUE;
	if (square_in_bounds_fully(c, y - 1, x) && (!square_isdtrap(c, y - 1, x)))
		return TRUE;
	if (square_in_bounds_fully(c, y, x - 1) && (!square_isdtrap(c, y, x - 1)))
		return TRUE;

	return FALSE; 
}
예제 #2
0
파일: cmd-cave.c 프로젝트: Chillbon/angband
/**
 * Move player in the given direction.
 *
 * This routine should only be called when energy has been expended.
 *
 * Note that this routine handles monsters in the destination grid,
 * and also handles attempting to move into walls/doors/rubble/etc.
 */
void move_player(int dir, bool disarm)
{
	int py = player->py;
	int px = player->px;

	int y = py + ddy[dir];
	int x = px + ddx[dir];

	int m_idx = cave->squares[y][x].mon;
	struct monster *mon = cave_monster(cave, m_idx);
	bool alterable = (square_isknowntrap(cave, y, x) ||
					  square_iscloseddoor(cave, y, x));

	/* Attack monsters, alter traps/doors on movement, hit obstacles or move */
	if (m_idx > 0) {
		/* Mimics surprise the player */
		if (is_mimicking(mon)) {
			become_aware(mon);

			/* Mimic wakes up */
			mon_clear_timed(mon, MON_TMD_SLEEP, MON_TMD_FLG_NOMESSAGE, false);

		} else {
			py_attack(y, x);
		}
	} else if (disarm && square_isknown(cave, y, x) && alterable) {
		/* Auto-repeat if not already repeating */
		if (cmd_get_nrepeats() == 0)
			cmd_set_repeat(99);

		do_cmd_alter_aux(dir);
	} else if (player->upkeep->running && square_isknowntrap(cave, y, x)) {
		/* Stop running before known traps */
		disturb(player, 0);
	} else if (!square_ispassable(cave, y, x)) {
		/* Disturb the player */
		disturb(player, 0);

		/* Notice unknown obstacles, mention known obstacles */
		if (!square_isknown(cave, y, x)) {
			if (square_isrubble(cave, y, x)) {
				msgt(MSG_HITWALL,
					 "You feel a pile of rubble blocking your way.");
				square_memorize(cave, y, x);
				square_light_spot(cave, y, x);
			} else if (square_iscloseddoor(cave, y, x)) {
				msgt(MSG_HITWALL, "You feel a door blocking your way.");
				square_memorize(cave, y, x);
				square_light_spot(cave, y, x);
			} else {
				msgt(MSG_HITWALL, "You feel a wall blocking your way.");
				square_memorize(cave, y, x);
				square_light_spot(cave, y, x);
			}
		} else {
			if (square_isrubble(cave, y, x))
				msgt(MSG_HITWALL,
					 "There is a pile of rubble blocking your way.");
			else if (square_iscloseddoor(cave, y, x))
				msgt(MSG_HITWALL, "There is a door blocking your way.");
			else
				msgt(MSG_HITWALL, "There is a wall blocking your way.");
		}
	} else {
		/* See if trap detection status will change */
		bool old_dtrap = square_isdtrap(cave, py, px);
		bool new_dtrap = square_isdtrap(cave, y, x);

		/* Note the change in the detect status */
		if (old_dtrap != new_dtrap)
			player->upkeep->redraw |= (PR_DTRAP);

		/* Disturb player if the player is about to leave the area */
		if (player->upkeep->running && !player->upkeep->running_firststep && 
			old_dtrap && !new_dtrap) {
			disturb(player, 0);
			return;
		}

		/* Move player */
		monster_swap(py, px, y, x);

		/* New location */
		y = py = player->py;
		x = px = player->px;

		/* Searching */
		if (player->searching ||
				(player->state.skills[SKILL_SEARCH_FREQUENCY] >= 50) ||
				one_in_(50 - player->state.skills[SKILL_SEARCH_FREQUENCY]))
			search(false);

		/* Handle store doors, or notice objects */
		if (square_isshop(cave, player->py, player->px)) {
			/* Disturb */
			disturb(player, 0);
			event_signal(EVENT_ENTER_STORE);
			event_remove_handler_type(EVENT_ENTER_STORE);
			event_signal(EVENT_USE_STORE);
			event_remove_handler_type(EVENT_USE_STORE);
			event_signal(EVENT_LEAVE_STORE);
			event_remove_handler_type(EVENT_LEAVE_STORE);
		} else {
			/* Know objects, queue autopickup */
			floor_pile_know(cave, player->py, player->px);
			cmdq_push(CMD_AUTOPICKUP);
		}


		/* Discover invisible traps, set off visible ones */
		if (square_issecrettrap(cave, y, x)) {
			/* Disturb */
			disturb(player, 0);

			/* Hit the trap. */
			hit_trap(y, x);
		} else if (square_isknowntrap(cave, y, x)) {
			/* Disturb */
			disturb(player, 0);

			/* Hit the trap */
			hit_trap(y, x);
		}
	}

	player->upkeep->running_firststep = false;
}