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- /*
- * Copyright (c) 1980 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
- static char sccsid[] = "@(#)impulse.c 5.4 (Berkeley) 6/1/90";
- #endif /* not lint */
-
- # include "trek.h"
-
- /**
- ** move under impulse power
- **/
-
- impulse()
- {
- int course;
- register int power;
- double dist, time;
- register int percent;
- extern double move();
-
- if (Ship.cond == DOCKED)
- return (printf("Scotty: Sorry captain, but we are still docked.\n"));
- if (damaged(IMPULSE))
- return (out(IMPULSE));
- if (getcodi(&course, &dist))
- return;
- power = 20 + 100 * dist;
- percent = 100 * power / Ship.energy + 0.5;
- if (percent >= 85)
- {
- printf("Scotty: That would consume %d%% of our remaining energy.\n",
- percent);
- if (!getynpar("Are you sure that is wise"))
- return;
- printf("Aye aye, sir\n");
- }
- time = dist / 0.095;
- percent = 100 * time / Now.time + 0.5;
- if (percent >= 85)
- {
- printf("Spock: That would take %d%% of our remaining time.\n",
- percent);
- if (!getynpar("Are you sure that is wise"))
- return;
- printf("(He's finally gone mad)\n");
- }
- Move.time = move(0, course, time, 0.095);
- Ship.energy -= 20 + 100 * Move.time * 0.095;
- }
-