1 /* 2 * Copyright (c) 1980, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)impulse.c 8.1 (Berkeley) 5/31/93 34 * $FreeBSD: src/games/trek/impulse.c,v 1.4 1999/11/30 03:49:48 billf Exp $ 35 * $DragonFly: src/games/trek/impulse.c,v 1.3 2006/09/07 21:19:44 pavalos Exp $ 36 */ 37 38 # include "getpar.h" 39 # include "trek.h" 40 41 /** 42 ** move under impulse power 43 **/ 44 45 void 46 impulse(__unused int unused) 47 { 48 int course; 49 int power; 50 double dist, p_time; 51 int percent; 52 53 if (Ship.cond == DOCKED) { 54 printf("Scotty: Sorry captain, but we are still docked.\n"); 55 return; 56 } 57 if (damaged(IMPULSE)) { 58 out(IMPULSE); 59 return; 60 } 61 if (getcodi(&course, &dist)) 62 return; 63 power = 20 + 100 * dist; 64 percent = 100 * power / Ship.energy + 0.5; 65 if (percent >= 85) 66 { 67 printf("Scotty: That would consume %d%% of our remaining energy.\n", 68 percent); 69 if (!getynpar("Are you sure that is wise")) 70 return; 71 printf("Aye aye, sir\n"); 72 } 73 p_time = dist / 0.095; 74 percent = 100 * p_time / Now.time + 0.5; 75 if (percent >= 85) 76 { 77 printf("Spock: That would take %d%% of our remaining time.\n", 78 percent); 79 if (!getynpar("Are you sure that is wise")) 80 return; 81 printf("(He's finally gone mad)\n"); 82 } 83 Move.time = move(0, course, p_time, 0.095); 84 Ship.energy -= 20 + 100 * Move.time * 0.095; 85 } 86