/* $OpenBSD: move_robs.c,v 1.2 1998/07/09 04:34:19 pjanzen Exp $ */ /* $NetBSD: move_robs.c,v 1.3 1995/04/22 10:08:59 cgd Exp $ */ /* * Copyright (c) 1980, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef lint #if 0 static char sccsid[] = "@(#)move_robs.c 8.1 (Berkeley) 5/31/93"; #else static char rcsid[] = "$OpenBSD: move_robs.c,v 1.2 1998/07/09 04:34:19 pjanzen Exp $"; #endif #endif /* not lint */ #include "robots.h" /* * move_robots: * Move the robots around */ void move_robots(was_sig) bool was_sig; { register COORD *rp; if (Real_time) signal(SIGALRM, move_robots); # ifdef DEBUG move(Min.y, Min.x); addch(inch()); move(Max.y, Max.x); addch(inch()); # endif DEBUG for (rp = Robots; rp < &Robots[MAXROBOTS]; rp++) { if (rp->y < 0) continue; mvaddch(rp->y, rp->x, ' '); Field[rp->y][rp->x]--; rp->y += sign(My_pos.y - rp->y); rp->x += sign(My_pos.x - rp->x); if (rp->y <= 0) rp->y = 0; else if (rp->y >= Y_FIELDSIZE) rp->y = Y_FIELDSIZE - 1; if (rp->x <= 0) rp->x = 0; else if (rp->x >= X_FIELDSIZE) rp->x = X_FIELDSIZE - 1; Field[rp->y][rp->x]++; } Min.y = Y_FIELDSIZE; Min.x = X_FIELDSIZE; Max.y = 0; Max.x = 0; for (rp = Robots; rp < &Robots[MAXROBOTS]; rp++) if (rp->y < 0) continue; else if (rp->y == My_pos.y && rp->x == My_pos.x) Dead = TRUE; else if (Field[rp->y][rp->x] > 1) { mvaddch(rp->y, rp->x, HEAP); rp->y = -1; Num_robots--; if (Waiting) Wait_bonus++; add_score(ROB_SCORE); } else { mvaddch(rp->y, rp->x, ROBOT); if (rp->y < Min.y) Min.y = rp->y; if (rp->x < Min.x) Min.x = rp->x; if (rp->y > Max.y) Max.y = rp->y; if (rp->x > Max.x) Max.x = rp->x; } if (was_sig) { refresh(); if (Dead || Num_robots <= 0) longjmp(End_move, 0); } # ifdef DEBUG standout(); move(Min.y, Min.x); addch(inch()); move(Max.y, Max.x); addch(inch()); standend(); # endif DEBUG if (Real_time) alarm(3); } /* * add_score: * Add a score to the overall point total */ void add_score(add) int add; { Score += add; move(Y_SCORE, X_SCORE); printw("%d", Score); } /* * sign: * Return the sign of the number */ int sign(n) int n; { if (n < 0) return -1; else if (n > 0) return 1; else return 0; }