1 /* @(#)impulse.c 8.1 (Berkeley) 5/31/93 */ 2 /* $NetBSD: impulse.c,v 1.10 2009/05/24 22:55:03 dholland Exp $ */ 3 4 /* 5 * Copyright (c) 1980, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #include <stdio.h> 34 #include "trek.h" 35 #include "getpar.h" 36 37 /** 38 ** move under impulse power 39 **/ 40 41 /*ARGSUSED*/ 42 void 43 impulse(int v __unused) 44 { 45 int course; 46 int power; 47 double dist, time; 48 int percent; 49 50 if (Ship.cond == DOCKED) { 51 printf("Scotty: Sorry captain, but we are still docked.\n"); 52 return; 53 } 54 if (damaged(IMPULSE)) { 55 out(IMPULSE); 56 return; 57 } 58 if (getcodi(&course, &dist)) 59 return; 60 power = 20 + 100 * dist; 61 percent = 100 * power / Ship.energy + 0.5; 62 if (percent >= 85) { 63 printf("Scotty: That would consume %d%% of our remaining " 64 "energy.\n", 65 percent); 66 if (!getynpar("Are you sure that is wise")) 67 return; 68 printf("Aye aye, sir\n"); 69 } 70 time = dist / 0.095; 71 percent = 100 * time / Now.time + 0.5; 72 if (percent >= 85) { 73 printf("Spock: That would take %d%% of our remaining time.\n", 74 percent); 75 if (!getynpar("Are you sure that is wise")) 76 return; 77 printf("(He's finally gone mad)\n"); 78 } 79 Move.time = move(0, course, time, 0.095); 80 Ship.energy -= 20 + 100 * Move.time * 0.095; 81 } 82