77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/**************************************************************************
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* tilemgr.c -- routines to handle dynamic management of scenery tiles
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*
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* Written by Curtis Olson, started January 1998.
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*
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* Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id$
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* (Log is kept at end of this file)
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**************************************************************************/
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#ifdef WIN32
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# include <windows.h>
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#endif
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#include <GL/glut.h>
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#include "../XGL/xgl.h"
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#include "tileutils.h"
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#include "../Aircraft/aircraft.h"
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/* here's where we keep the array of closest (potentially viewable) tiles */
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static long int tile[49];
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/* Initialize the Tile Manager subsystem */
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void fgTileMgrInit() {
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printf("Initializing Tile Manager subsystem.\n");
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/* fgTileCacheInit(); */
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}
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/* given the current lon/lat, fill in the array of local chunks. If
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* the chunk isn't already in the cache, then read it from disk. */
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void fgTileMgrUpdate() {
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struct fgFLIGHT *f;
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struct bucket p;
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f = ¤t_aircraft.flight;
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find_bucket(FG_Longitude, FG_Latitude, &p);
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gen_idx_array(&p, tile, 7, 7);
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}
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/* $Log$
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/* Revision 1.1 1998/01/07 23:50:51 curt
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/* "area" renamed to "tile"
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/*
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* Revision 1.2 1998/01/07 03:29:29 curt
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* Given an arbitrary lat/lon, we can now:
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* generate a unique index for the chunk containing the lat/lon
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* generate a path name to the chunk file
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* build a list of the indexes of all the nearby areas.
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*
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* Revision 1.1 1998/01/07 02:05:48 curt
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* Initial revision.
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* */
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