Removed to make way for the new adaptive/irregular terrain system.
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curt
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4 changed files with 0 additions and 366 deletions
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/**************************************************************************
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* chunkmgr.c -- top level scenery chunk management system.
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*
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* Written by Curtis Olson, started July 1997.
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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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#include "chunkmgr.h"
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/* we'll use a fixed sized chunk list for now */
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static struct chunk chunk_list[MAX_CHUNK_LIST];
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/* ... and a fixed sized chunk cache */
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static struct chunk chunk_cache[MAX_CHUNK_CACHE];
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/* initialize the chunk management system */
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void chunk_init() {
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}
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/* load all chunks within radius distance of the specified point if
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* they are not already loaded or cached. Remove or cache any chunks that are
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* out of range. */
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void chunk_update(double lat, double lon, double radius) {
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}
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/* $Log$
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/* Revision 1.1 1997/07/31 23:19:33 curt
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/* Initial revision.
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/*
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*/
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@ -1,73 +0,0 @@
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/**************************************************************************
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* chunkmgr.h -- top level scenery chunk management system.
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*
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* Written by Curtis Olson, started July 1997.
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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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#ifndef CHUNKMGR_H
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#define CHUNKMGR_H
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#include "mesh.h"
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#define MAX_CHUNK_LIST 1000
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#define MAX_CHUNK_CACHE 100
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struct chunk {
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/* path name to the data file for this chunk */
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char path[1024];
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/* coordinates (in arc seconds) */
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double lon, lat;
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/* coordinates (cartesian, units = km) */
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double x, y, z;
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/* last calculated distance from current viewpoint */
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double dist;
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/* pointer to elevation grid array for this chunk*/
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struct mesh *terrain_ptr;
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};
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/* initialize the chunk management system */
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void chunk_init();
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/* load all chunks within radius distance of the specified point if
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* they are not already loaded or cached. Remove or cache any chunks that are
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* out of range. */
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void chunk_update(double lat, double lon, double radius);
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#endif /* CHUNKMGR_H */
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/* $Log$
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/* Revision 1.1 1997/07/31 23:19:34 curt
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/* Initial revision.
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/*
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*/
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192
Scenery/parser.y
192
Scenery/parser.y
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@ -1,192 +0,0 @@
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/**************************************************************************
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* parser.y -- scenery file parser
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*
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* Written by Curtis Olson, started June 1997.
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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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**************************************************************************/
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/* C pass through */
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%{
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#ifndef __CYGWIN32__
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# include <malloc.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "parsevrml.h"
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#include "geometry.h"
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#include "common.h"
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#include "mesh.h"
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#include "scenery.h"
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/*#DEFINE YYDEBUG 1 */
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/* interfacing with scanner.l (lex) */
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extern int line_num;
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extern char *yytext;
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int push_input_stream ( char *input );
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/* we must define this ourselves */
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int yyerror(char *s);
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/* handle for a mesh structure */
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struct mesh *mesh_ptr;
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%}
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/* top level reserved words */
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%token IncludeSym ShapeSym GeometrySym
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/* basic tokens */
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%token Identifier Number StringLiteral
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/* symbol tokens */
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%token EqualSym LBraceSym RBraceSym LParenSym RParenSym
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%token LSqBracketSym RSqBracketSym CommaSym
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/* error tokens */
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%token BadStringLiteral ErrorMisc
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/* Start Symbol */
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%start vrml
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/* Rules Section */
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%%
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vrml :
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node_list
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;
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node_list :
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node
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| node_list node
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;
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node :
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include
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| shape
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;
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/* includes */
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include :
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IncludeSym StringLiteral
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{
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yytext = strip_quotes(yytext);
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printf("Need to include %s\n", yytext);
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push_input_stream(yytext);
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}
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;
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/* Shape rules */
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shape :
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ShapeSym LBraceSym shape_body RBraceSym
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;
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shape_body :
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/* appearance */ geometry
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;
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/* appearance : */
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/* Empty OK */
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/* ; */
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geometry :
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GeometrySym
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Identifier
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{
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vrmlInitGeometry(yytext);
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}
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LBraceSym geom_item_list RBraceSym
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{
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vrmlHandleGeometry();
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vrmlFreeGeometry();
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}
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;
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geom_item_list :
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geom_item
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| geom_item_list geom_item
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;
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geom_item :
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Identifier { vrmlGeomOptionName(yytext); }
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geom_rvalue
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;
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geom_rvalue :
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value
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| LSqBracketSym value_list RSqBracketSym
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;
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value_list :
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value
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| value_list value
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;
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value :
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Number { vrmlGeomOptionsValue(yytext); }
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;
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/* C Function Section */
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%%
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int yyerror(char *s) {
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printf("Error: %s at line %d.\n", s, line_num);
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return 0;
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}
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/* this is a simple main for testing the parser */
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/*
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int main(int argc, char **argv) {
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#ifdef YYDEBUG
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yydebug = 1;
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#endif
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printf(" input file = %s\n", argv[1]);
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push_input_stream(argv[1]);
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yyparse();
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return 0;
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}
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*/
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/* parse a VRML scenery file */
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int fgParseVRML(char *file) {
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int result;
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printf(" input file = %s\n", file);
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push_input_stream(file);
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result = yyparse();
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/* return(result) */
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return(result);
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}
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/**************************************************************************
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* parsevrml.h -- top level include file for accessing the vrml parser
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*
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* Written by Curtis Olson, started June 1997.
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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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#ifndef PARSEVRML_H
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#define PARSEVRML_H
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/* parse a VRML scenery file */
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int fgParseVRML(char *file);
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#endif /* PARSEVRML_H */
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/* $Log$
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/* Revision 1.2 1997/07/23 21:52:26 curt
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/* Put comments around the text after an #endif for increased portability.
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/*
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* Revision 1.1 1997/06/29 21:16:49 curt
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* More twiddling with the Scenery Management system.
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*
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* Revision 1.1 1997/06/27 02:25:13 curt
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* Initial revision.
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*
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*/
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Reference in a new issue