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Diffstat (limited to 'games/trek/compkl.c')
| -rw-r--r-- | games/trek/compkl.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/games/trek/compkl.c b/games/trek/compkl.c deleted file mode 100644 index 90bf951..0000000 --- a/games/trek/compkl.c +++ /dev/null @@ -1,116 +0,0 @@ -/* - * 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[] = "@(#)compkl.c 8.1 (Berkeley) 5/31/93"; -#endif -static const char rcsid[] = - "$FreeBSD$"; -#endif /* not lint */ - -# include "trek.h" - -/* -** compute klingon distances -** -** The klingon list has the distances for all klingons recomputed -** and sorted. The parameter is a Boolean flag which is set if -** we have just entered a new quadrant. -** -** This routine is used every time the Enterprise or the Klingons -** move. -*/ - -compkldist(f) -int f; /* set if new quadrant */ -{ - int i, dx, dy; - double d; - double temp; - - if (Etc.nkling == 0) - return; - for (i = 0; i < Etc.nkling; i++) - { - /* compute distance to the Klingon */ - dx = Ship.sectx - Etc.klingon[i].x; - dy = Ship.secty - Etc.klingon[i].y; - d = dx * dx + dy * dy; - d = sqrt(d); - - /* compute average of new and old distances to Klingon */ - if (!f) - { - temp = Etc.klingon[i].dist; - Etc.klingon[i].avgdist = 0.5 * (temp + d); - } - else - { - /* new quadrant: average is current */ - Etc.klingon[i].avgdist = d; - } - Etc.klingon[i].dist = d; - } - - /* leave them sorted */ - sortkl(); -} - - -/* -** sort klingons -** -** bubble sort on ascending distance -*/ - -sortkl() -{ - struct kling t; - int f, i, m; - - m = Etc.nkling - 1; - f = 1; - while (f) - { - f = 0; - for (i = 0; i < m; i++) - if (Etc.klingon[i].dist > Etc.klingon[i+1].dist) - { - bmove(&Etc.klingon[i], &t, sizeof t); - bmove(&Etc.klingon[i+1], &Etc.klingon[i], sizeof t); - bmove(&t, &Etc.klingon[i+1], sizeof t); - f = 1; - } - } -} |
