[7bb8184] | 1 | /* datain.c |
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| 2 | * Reads in survey files, dealing with special characters, keywords & data |
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| 3 | * Copyright (C) 1991-2003,2005,2009,2010 Olly Betts |
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| 4 | * Copyright (C) 2004 Simeon Warner |
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| 5 | * |
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| 6 | * This program is free software; you can redistribute it and/or modify |
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| 7 | * it under the terms of the GNU General Public License as published by |
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| 8 | * the Free Software Foundation; either version 2 of the License, or |
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| 9 | * (at your option) any later version. |
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| 10 | * |
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| 11 | * This program is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | * GNU General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU General Public License |
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| 17 | * along with this program; if not, write to the Free Software |
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| 18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 19 | */ |
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| 20 | |
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| 21 | #ifdef HAVE_CONFIG_H |
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| 22 | #include <config.h> |
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| 23 | #endif |
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| 24 | |
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| 25 | #include <limits.h> |
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| 26 | #include <stdarg.h> |
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| 27 | |
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| 28 | #include "debug.h" |
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| 29 | #include "cavern.h" |
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| 30 | #include "date.h" |
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| 31 | #include "filename.h" |
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| 32 | #include "message.h" |
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| 33 | #include "filelist.h" |
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| 34 | #include "netbits.h" |
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| 35 | #include "netskel.h" |
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| 36 | #include "readval.h" |
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| 37 | #include "datain.h" |
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| 38 | #include "commands.h" |
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| 39 | #include "out.h" |
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| 40 | #include "str.h" |
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| 41 | |
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| 42 | #define EPSILON (REAL_EPSILON * 1000) |
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| 43 | |
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| 44 | #define var(I) (pcs->Var[(I)]) |
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| 45 | |
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| 46 | /* true if x is not-a-number value in Compass (999.0 or -999.0) */ |
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| 47 | /* Compass uses 999.0 but understands Karst data which used -999.0 */ |
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| 48 | #define is_compass_NaN(x) ( fabs(fabs(x)-999.0) < EPSILON ) |
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| 49 | |
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| 50 | int ch; |
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| 51 | |
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| 52 | typedef enum { |
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| 53 | CTYPE_OMIT, CTYPE_READING, CTYPE_PLUMB, CTYPE_INFERPLUMB, CTYPE_HORIZ |
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| 54 | } clino_type; |
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| 55 | |
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| 56 | /* Don't explicitly initialise as we can't set the jmp_buf - this has |
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| 57 | * static scope so will be initialised like this anyway */ |
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| 58 | parse file /* = { NULL, NULL, 0, fFalse, NULL } */ ; |
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| 59 | |
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| 60 | bool f_export_ok; |
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| 61 | |
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| 62 | static real value[Fr - 1]; |
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| 63 | #define VAL(N) value[(N)-1] |
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| 64 | static real variance[Fr - 1]; |
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| 65 | #define VAR(N) variance[(N)-1] |
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| 66 | |
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| 67 | /* style functions */ |
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| 68 | static int data_normal(void); |
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| 69 | static int data_cartesian(void); |
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| 70 | static int data_passage(void); |
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| 71 | static int data_nosurvey(void); |
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| 72 | static int data_ignore(void); |
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| 73 | |
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| 74 | void |
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| 75 | get_pos(filepos *fp) |
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| 76 | { |
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| 77 | fp->ch = ch; |
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| 78 | fp->offset = ftell(file.fh); |
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| 79 | if (fp->offset == -1) |
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| 80 | fatalerror_in_file(file.filename, 0, /*Error reading file*/18); |
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| 81 | } |
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| 82 | |
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| 83 | void |
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| 84 | set_pos(const filepos *fp) |
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| 85 | { |
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| 86 | ch = fp->ch; |
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| 87 | if (fseek(file.fh, fp->offset, SEEK_SET) == -1) |
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| 88 | fatalerror_in_file(file.filename, 0, /*Error reading file*/18); |
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| 89 | } |
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| 90 | |
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| 91 | static void |
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| 92 | push_back(int c) |
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| 93 | { |
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| 94 | if (c != EOF && ungetc(c, file.fh) == EOF) |
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| 95 | fatalerror_in_file(file.filename, 0, /*Error reading file*/18); |
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| 96 | } |
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| 97 | |
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| 98 | static void |
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| 99 | error_list_parent_files(void) |
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| 100 | { |
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| 101 | if (!file.reported_where && file.parent) { |
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| 102 | parse *p = file.parent; |
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| 103 | const char *m = msg(/*In file included from*/5); |
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| 104 | size_t len = strlen(m); |
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| 105 | |
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| 106 | fputs(m, STDERR); |
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| 107 | m = msg(/*from*/3); |
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| 108 | |
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| 109 | /* Suppress reporting of full include tree for further errors |
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| 110 | * in this file */ |
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| 111 | file.reported_where = fTrue; |
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| 112 | |
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| 113 | while (p) { |
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| 114 | /* Force re-report of include tree for further errors in |
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| 115 | * parent files */ |
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| 116 | p->reported_where = fFalse; |
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| 117 | fprintf(STDERR, " %s:%d", p->filename, p->line); |
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| 118 | p = p->parent; |
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| 119 | if (p) fprintf(STDERR, ",\n%*s", (int)len, m); |
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| 120 | } |
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| 121 | fprintf(STDERR, ":\n"); |
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| 122 | } |
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| 123 | } |
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| 124 | |
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| 125 | void |
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| 126 | compile_error(int en, ...) |
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| 127 | { |
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| 128 | va_list ap; |
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| 129 | va_start(ap, en); |
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| 130 | error_list_parent_files(); |
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| 131 | v_report(1, file.filename, file.line, en, ap); |
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| 132 | va_end(ap); |
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| 133 | } |
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| 134 | |
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| 135 | void |
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| 136 | compile_error_skip(int en, ...) |
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| 137 | { |
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| 138 | va_list ap; |
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| 139 | va_start(ap, en); |
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| 140 | error_list_parent_files(); |
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| 141 | v_report(1, file.filename, file.line, en, ap); |
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| 142 | va_end(ap); |
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| 143 | skipline(); |
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| 144 | } |
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| 145 | |
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| 146 | void |
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| 147 | compile_error_token(int en) |
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| 148 | { |
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| 149 | char *p = NULL; |
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| 150 | static int len; |
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| 151 | s_zero(&p); |
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| 152 | skipblanks(); |
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| 153 | while (!isBlank(ch) && !isEol(ch)) { |
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| 154 | s_catchar(&p, &len, (char)ch); |
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| 155 | nextch(); |
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| 156 | } |
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| 157 | compile_error_skip(en, p ? p : ""); |
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| 158 | osfree(p); |
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| 159 | } |
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| 160 | |
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| 161 | void |
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| 162 | compile_warning(int en, ...) |
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| 163 | { |
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| 164 | va_list ap; |
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| 165 | va_start(ap, en); |
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| 166 | error_list_parent_files(); |
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| 167 | v_report(0, file.filename, file.line, en, ap); |
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| 168 | va_end(ap); |
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| 169 | } |
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| 170 | |
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| 171 | /* This function makes a note where to put output files */ |
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| 172 | static void |
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| 173 | using_data_file(const char *fnm) |
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| 174 | { |
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| 175 | if (!fnm_output_base) { |
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| 176 | /* was: fnm_output_base = base_from_fnm(fnm); */ |
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| 177 | fnm_output_base = baseleaf_from_fnm(fnm); |
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| 178 | } else if (fnm_output_base_is_dir) { |
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| 179 | /* --output pointed to directory so use the leaf basename in that dir */ |
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| 180 | char *lf, *p; |
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| 181 | lf = baseleaf_from_fnm(fnm); |
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| 182 | p = use_path(fnm_output_base, lf); |
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| 183 | osfree(lf); |
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| 184 | osfree(fnm_output_base); |
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| 185 | fnm_output_base = p; |
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| 186 | fnm_output_base_is_dir = 0; |
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| 187 | } |
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| 188 | } |
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| 189 | |
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| 190 | static void |
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| 191 | skipword(void) |
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| 192 | { |
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| 193 | while (!isBlank(ch) && !isEol(ch)) nextch(); |
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| 194 | } |
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| 195 | |
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| 196 | extern void |
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| 197 | skipblanks(void) |
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| 198 | { |
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| 199 | while (isBlank(ch)) nextch(); |
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| 200 | } |
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| 201 | |
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| 202 | extern void |
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| 203 | skipline(void) |
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| 204 | { |
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| 205 | while (!isEol(ch)) nextch(); |
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| 206 | } |
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| 207 | |
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| 208 | #ifndef NO_PERCENTAGE |
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| 209 | static long int filelen; |
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| 210 | #endif |
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| 211 | |
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| 212 | static void |
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| 213 | process_bol(void) |
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| 214 | { |
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| 215 | #ifndef NO_PERCENTAGE |
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| 216 | /* print %age of file done */ |
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| 217 | if (filelen > 0) { |
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| 218 | filepos fp; |
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| 219 | get_pos(&fp); |
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| 220 | printf("%d%%\r", (int)(100 * fp.offset / filelen)); |
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| 221 | } |
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| 222 | #endif |
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| 223 | |
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| 224 | nextch(); |
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| 225 | skipblanks(); |
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| 226 | } |
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| 227 | |
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| 228 | static void |
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| 229 | process_eol(void) |
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| 230 | { |
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| 231 | int eolchar; |
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| 232 | |
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| 233 | skipblanks(); |
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| 234 | |
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| 235 | if (!isEol(ch)) { |
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| 236 | if (!isComm(ch)) compile_error(/*End of line not blank*/15); |
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| 237 | skipline(); |
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| 238 | } |
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| 239 | |
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| 240 | eolchar = ch; |
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| 241 | file.line++; |
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| 242 | /* skip any different eol characters so we get line counts correct on |
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| 243 | * DOS text files and similar, but don't count several adjacent blank |
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| 244 | * lines as one */ |
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| 245 | while (ch != EOF) { |
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| 246 | nextch(); |
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| 247 | if (ch == eolchar || !isEol(ch)) { |
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| 248 | push_back(ch); |
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| 249 | break; |
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| 250 | } |
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| 251 | } |
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| 252 | } |
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| 253 | |
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| 254 | static bool |
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| 255 | process_non_data_line(void) |
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| 256 | { |
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| 257 | process_bol(); |
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| 258 | |
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| 259 | if (isData(ch)) return fFalse; |
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| 260 | |
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| 261 | if (isKeywd(ch)) { |
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| 262 | nextch(); |
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| 263 | handle_command(); |
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| 264 | } |
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| 265 | |
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| 266 | process_eol(); |
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| 267 | |
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| 268 | return fTrue; |
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| 269 | } |
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| 270 | |
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| 271 | static void |
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| 272 | read_reading(reading r, bool f_optional) |
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| 273 | { |
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| 274 | int n_readings; |
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| 275 | q_quantity q; |
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| 276 | VAL(r) = read_numeric(f_optional, &n_readings); |
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| 277 | switch (r) { |
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| 278 | case Tape: q = Q_LENGTH; break; |
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| 279 | case Comp: q = Q_BEARING; break; |
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| 280 | case BackComp: q = Q_BACKBEARING; break; |
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| 281 | case Clino: q = Q_GRADIENT; break; |
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| 282 | case BackClino: q = Q_BACKGRADIENT; break; |
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| 283 | case FrDepth: case ToDepth: q = Q_DEPTH; break; |
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| 284 | case Dx: q = Q_DX; break; |
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| 285 | case Dy: q = Q_DY; break; |
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| 286 | case Dz: q = Q_DZ; break; |
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| 287 | case FrCount: case ToCount: q = Q_COUNT; break; |
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| 288 | case Left: q = Q_LEFT; break; |
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| 289 | case Right: q = Q_RIGHT; break; |
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| 290 | case Up: q = Q_UP; break; |
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| 291 | case Down: q = Q_DOWN; break; |
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| 292 | default: |
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| 293 | q = Q_NULL; /* Suppress compiler warning */; |
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| 294 | BUG("Unexpected case"); |
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| 295 | } |
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| 296 | VAR(r) = var(q); |
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| 297 | if (n_readings > 1) VAR(r) /= sqrt(n_readings); |
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| 298 | } |
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| 299 | |
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| 300 | static void |
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| 301 | read_bearing_or_omit(reading r) |
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| 302 | { |
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| 303 | int n_readings; |
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| 304 | q_quantity q = Q_NULL; |
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| 305 | VAL(r) = read_numeric_or_omit(&n_readings); |
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| 306 | switch (r) { |
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| 307 | case Comp: q = Q_BEARING; break; |
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| 308 | case BackComp: q = Q_BACKBEARING; break; |
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| 309 | default: |
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| 310 | q = Q_NULL; /* Suppress compiler warning */; |
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| 311 | BUG("Unexpected case"); |
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| 312 | } |
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| 313 | VAR(r) = var(q); |
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| 314 | if (n_readings > 1) VAR(r) /= sqrt(n_readings); |
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| 315 | } |
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| 316 | |
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| 317 | /* For reading Compass MAK files which have a freeform syntax */ |
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| 318 | static void |
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| 319 | nextch_handling_eol(void) |
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| 320 | { |
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| 321 | nextch(); |
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| 322 | while (ch != EOF && isEol(ch)) { |
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| 323 | process_eol(); |
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| 324 | nextch(); |
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| 325 | } |
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| 326 | } |
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| 327 | |
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| 328 | #define LITLEN(S) (sizeof(S"") - 1) |
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| 329 | #define has_ext(F,L,E) ((L) > LITLEN(E) + 1 &&\ |
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| 330 | (F)[(L) - LITLEN(E) - 1] == FNM_SEP_EXT &&\ |
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| 331 | strcasecmp((F) + (L) - LITLEN(E), E) == 0) |
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| 332 | extern void |
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| 333 | data_file(const char *pth, const char *fnm) |
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| 334 | { |
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| 335 | int begin_lineno_store; |
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| 336 | parse file_store; |
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| 337 | volatile enum {FMT_SVX, FMT_DAT, FMT_MAK} fmt = FMT_SVX; |
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| 338 | |
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| 339 | { |
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| 340 | char *filename; |
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| 341 | FILE *fh; |
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| 342 | size_t len; |
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| 343 | |
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| 344 | if (!pth) { |
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| 345 | /* file specified on command line - don't do special translation */ |
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| 346 | fh = fopenWithPthAndExt(pth, fnm, EXT_SVX_DATA, "rb", &filename); |
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| 347 | } else { |
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| 348 | fh = fopen_portable(pth, fnm, EXT_SVX_DATA, "rb", &filename); |
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| 349 | } |
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| 350 | |
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| 351 | if (fh == NULL) { |
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| 352 | compile_error(/*Couldn't open data file `%s'*/24, fnm); |
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| 353 | return; |
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| 354 | } |
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| 355 | |
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| 356 | len = strlen(filename); |
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| 357 | if (has_ext(filename, len, "dat")) { |
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| 358 | fmt = FMT_DAT; |
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| 359 | } else if (has_ext(filename, len, "mak")) { |
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| 360 | fmt = FMT_MAK; |
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| 361 | } |
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| 362 | |
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| 363 | file_store = file; |
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| 364 | if (file.fh) file.parent = &file_store; |
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| 365 | file.fh = fh; |
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| 366 | file.filename = filename; |
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| 367 | file.line = 1; |
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| 368 | file.reported_where = fFalse; |
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| 369 | } |
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| 370 | |
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| 371 | if (fPercent) printf("%s:\n", fnm); |
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| 372 | |
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| 373 | using_data_file(file.filename); |
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| 374 | |
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| 375 | begin_lineno_store = pcs->begin_lineno; |
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| 376 | pcs->begin_lineno = 0; |
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| 377 | |
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| 378 | #ifndef NO_PERCENTAGE |
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| 379 | /* Try to find how long the file is... |
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| 380 | * However, under ANSI fseek( ..., SEEK_END) may not be supported */ |
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| 381 | filelen = 0; |
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| 382 | if (fPercent) { |
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| 383 | if (fseek(file.fh, 0l, SEEK_END) == 0) { |
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| 384 | filepos fp; |
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| 385 | get_pos(&fp); |
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| 386 | filelen = fp.offset; |
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| 387 | } |
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| 388 | rewind(file.fh); /* reset file ptr to start & clear any error state */ |
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| 389 | } |
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| 390 | #endif |
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| 391 | |
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| 392 | if (fmt == FMT_DAT) { |
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| 393 | short *t; |
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| 394 | int i; |
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| 395 | settings *pcsNew; |
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| 396 | |
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| 397 | pcsNew = osnew(settings); |
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| 398 | *pcsNew = *pcs; /* copy contents */ |
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| 399 | pcsNew->begin_lineno = 0; |
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| 400 | pcsNew->next = pcs; |
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| 401 | pcs = pcsNew; |
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| 402 | default_units(pcs); |
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| 403 | default_calib(pcs); |
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| 404 | |
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| 405 | pcs->style = STYLE_NORMAL; |
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| 406 | pcs->units[Q_LENGTH] = METRES_PER_FOOT; |
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| 407 | t = ((short*)osmalloc(ossizeof(short) * 257)) + 1; |
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| 408 | |
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| 409 | t[EOF] = SPECIAL_EOL; |
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| 410 | memset(t, 0, sizeof(short) * 33); |
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| 411 | for (i = 33; i < 127; i++) t[i] = SPECIAL_NAMES; |
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| 412 | t[127] = 0; |
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| 413 | for (i = 128; i < 256; i++) t[i] = SPECIAL_NAMES; |
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| 414 | t['\t'] |= SPECIAL_BLANK; |
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| 415 | t[' '] |= SPECIAL_BLANK; |
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| 416 | t['\032'] |= SPECIAL_EOL; /* Ctrl-Z, so olde DOS text files are handled ok */ |
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| 417 | t['\n'] |= SPECIAL_EOL; |
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| 418 | t['\r'] |= SPECIAL_EOL; |
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| 419 | t['.'] |= SPECIAL_DECIMAL; |
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| 420 | t['-'] |= SPECIAL_MINUS; |
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| 421 | t['+'] |= SPECIAL_PLUS; |
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| 422 | pcs->Translate = t; |
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| 423 | pcs->Case = OFF; |
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| 424 | pcs->Truncate = INT_MAX; |
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| 425 | pcs->infer = 7; /* FIXME: BIT(EQUATES)|BIT(EXPORTS)|BIT(PLUMBS); */ |
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| 426 | } else if (fmt == FMT_MAK) { |
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| 427 | short *t; |
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| 428 | int i; |
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| 429 | settings *pcsNew; |
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| 430 | |
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| 431 | pcsNew = osnew(settings); |
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| 432 | *pcsNew = *pcs; /* copy contents */ |
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| 433 | pcsNew->begin_lineno = 0; |
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| 434 | pcsNew->next = pcs; |
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| 435 | pcs = pcsNew; |
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| 436 | |
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| 437 | t = ((short*)osmalloc(ossizeof(short) * 257)) + 1; |
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| 438 | |
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| 439 | t[EOF] = SPECIAL_EOL; |
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| 440 | memset(t, 0, sizeof(short) * 33); |
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| 441 | for (i = 33; i < 127; i++) t[i] = SPECIAL_NAMES; |
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| 442 | t[127] = 0; |
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| 443 | for (i = 128; i < 256; i++) t[i] = SPECIAL_NAMES; |
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| 444 | t['['] = t[','] = t[';'] = 0; |
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| 445 | t['\t'] |= SPECIAL_BLANK; |
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| 446 | t[' '] |= SPECIAL_BLANK; |
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| 447 | t['\032'] |= SPECIAL_EOL; /* Ctrl-Z, so olde DOS text files are handled ok */ |
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| 448 | t['\n'] |= SPECIAL_EOL; |
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| 449 | t['\r'] |= SPECIAL_EOL; |
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| 450 | t['.'] |= SPECIAL_DECIMAL; |
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| 451 | t['-'] |= SPECIAL_MINUS; |
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| 452 | t['+'] |= SPECIAL_PLUS; |
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| 453 | pcs->Translate = t; |
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| 454 | pcs->Case = OFF; |
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| 455 | pcs->Truncate = INT_MAX; |
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| 456 | } |
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| 457 | |
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| 458 | #ifdef HAVE_SETJMP_H |
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| 459 | /* errors in nested functions can longjmp here */ |
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| 460 | if (setjmp(file.jbSkipLine)) { |
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| 461 | process_eol(); |
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| 462 | } |
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| 463 | #endif |
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| 464 | |
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| 465 | if (fmt == FMT_DAT) { |
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| 466 | while (!feof(file.fh) && !ferror(file.fh)) { |
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| 467 | static reading compass_order[] = { |
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| 468 | Fr, To, Tape, CompassDATComp, CompassDATClino, |
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| 469 | CompassDATLeft, CompassDATRight, CompassDATUp, CompassDATDown, |
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| 470 | CompassDATFlags, IgnoreAll |
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| 471 | }; |
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| 472 | static reading compass_order_backsights[] = { |
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| 473 | Fr, To, Tape, CompassDATComp, CompassDATClino, |
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| 474 | CompassDATLeft, CompassDATRight, CompassDATUp, CompassDATDown, |
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| 475 | CompassDATBackComp, CompassDATBackClino, |
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| 476 | CompassDATFlags, IgnoreAll |
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| 477 | }; |
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| 478 | /* <Cave name> */ |
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| 479 | process_bol(); |
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| 480 | skipline(); |
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| 481 | process_eol(); |
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| 482 | /* SURVEY NAME: <Short name> */ |
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| 483 | get_token(); |
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| 484 | get_token(); |
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| 485 | /* if (ch != ':') ... */ |
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| 486 | nextch(); |
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| 487 | skipblanks(); |
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| 488 | get_token(); |
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| 489 | skipline(); |
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| 490 | process_eol(); |
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| 491 | /* SURVEY DATE: 7 10 79 COMMENT:<Long name> */ |
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| 492 | /* Note: Larry says a 2 digit year is always 19XX */ |
---|
| 493 | /* NB order is *month* *day* year */ |
---|
| 494 | get_token(); |
---|
| 495 | get_token(); |
---|
| 496 | if (ch == ':') { |
---|
| 497 | int year, month, day; |
---|
| 498 | |
---|
| 499 | copy_on_write_meta(pcs); |
---|
| 500 | |
---|
| 501 | nextch(); |
---|
| 502 | |
---|
| 503 | month = read_uint(); |
---|
| 504 | day = read_uint(); |
---|
| 505 | year = read_uint(); |
---|
| 506 | /* Note: Larry says a 2 digit year is always 19XX */ |
---|
| 507 | if (year < 100) year += 1900; |
---|
| 508 | |
---|
| 509 | pcs->meta->days1 = pcs->meta->days2 = days_since_1900(year, month, day); |
---|
| 510 | } else { |
---|
| 511 | pcs->meta->days1 = pcs->meta->days2 = -1; |
---|
| 512 | } |
---|
| 513 | skipline(); |
---|
| 514 | process_eol(); |
---|
| 515 | /* SURVEY TEAM: */ |
---|
| 516 | get_token(); |
---|
| 517 | get_token(); |
---|
| 518 | skipline(); |
---|
| 519 | process_eol(); |
---|
| 520 | /* <Survey team> */ |
---|
| 521 | nextch(); |
---|
| 522 | skipline(); |
---|
| 523 | process_eol(); |
---|
| 524 | /* DECLINATION: 1.00 FORMAT: DDDDLUDRADLN CORRECTIONS: 2.00 3.00 4.00 */ |
---|
| 525 | get_token(); |
---|
| 526 | nextch(); /* : */ |
---|
| 527 | skipblanks(); |
---|
| 528 | pcs->z[Q_DECLINATION] = -read_numeric(fFalse, NULL); |
---|
| 529 | pcs->z[Q_DECLINATION] *= pcs->units[Q_DECLINATION]; |
---|
| 530 | get_token(); |
---|
| 531 | pcs->ordering = compass_order; |
---|
| 532 | if (strcmp(buffer, "FORMAT") == 0) { |
---|
| 533 | nextch(); /* : */ |
---|
| 534 | get_token(); |
---|
| 535 | if (strlen(buffer) >= 12 && buffer[11] == 'B') { |
---|
| 536 | /* We have backsights for compass and clino */ |
---|
| 537 | pcs->ordering = compass_order_backsights; |
---|
| 538 | } |
---|
| 539 | get_token(); |
---|
| 540 | } |
---|
| 541 | if (strcmp(buffer, "CORRECTIONS") == 0) { |
---|
| 542 | nextch(); /* : */ |
---|
| 543 | pcs->z[Q_BEARING] = -rad(read_numeric(fFalse, NULL)); |
---|
| 544 | pcs->z[Q_GRADIENT] = -rad(read_numeric(fFalse, NULL)); |
---|
| 545 | pcs->z[Q_LENGTH] = -read_numeric(fFalse, NULL); |
---|
| 546 | } else { |
---|
| 547 | pcs->z[Q_BEARING] = 0; |
---|
| 548 | pcs->z[Q_GRADIENT] = 0; |
---|
| 549 | pcs->z[Q_LENGTH] = 0; |
---|
| 550 | } |
---|
| 551 | skipline(); |
---|
| 552 | process_eol(); |
---|
| 553 | /* BLANK LINE */ |
---|
| 554 | process_bol(); |
---|
| 555 | skipline(); |
---|
| 556 | process_eol(); |
---|
| 557 | /* heading line */ |
---|
| 558 | process_bol(); |
---|
| 559 | skipline(); |
---|
| 560 | process_eol(); |
---|
| 561 | /* BLANK LINE */ |
---|
| 562 | process_bol(); |
---|
| 563 | skipline(); |
---|
| 564 | process_eol(); |
---|
| 565 | while (!feof(file.fh)) { |
---|
| 566 | process_bol(); |
---|
| 567 | if (ch == '\x0c') { |
---|
| 568 | nextch(); |
---|
| 569 | process_eol(); |
---|
| 570 | break; |
---|
| 571 | } |
---|
| 572 | (void)data_normal(); |
---|
| 573 | } |
---|
| 574 | } |
---|
| 575 | { |
---|
| 576 | settings *pcsParent = pcs->next; |
---|
| 577 | SVX_ASSERT(pcsParent); |
---|
| 578 | pcs->ordering = NULL; |
---|
| 579 | free_settings(pcs); |
---|
| 580 | pcs = pcsParent; |
---|
| 581 | } |
---|
| 582 | } else if (fmt == FMT_MAK) { |
---|
| 583 | nextch_handling_eol(); |
---|
| 584 | while (!feof(file.fh) && !ferror(file.fh)) { |
---|
| 585 | if (ch == '#') { |
---|
| 586 | /* include a file */ |
---|
| 587 | int ch_store; |
---|
| 588 | char *dat_pth = path_from_fnm(file.filename); |
---|
| 589 | char *dat_fnm = NULL; |
---|
| 590 | int dat_fnm_len; |
---|
| 591 | nextch_handling_eol(); |
---|
| 592 | while (ch != ',' && ch != ';' && ch != EOF) { |
---|
| 593 | while (isEol(ch)) process_eol(); |
---|
| 594 | s_catchar(&dat_fnm, &dat_fnm_len, (char)ch); |
---|
| 595 | nextch_handling_eol(); |
---|
| 596 | } |
---|
| 597 | while (ch != ';' && ch != EOF) { |
---|
| 598 | prefix *name; |
---|
| 599 | nextch_handling_eol(); |
---|
| 600 | name = read_prefix_stn(fTrue, fFalse); |
---|
| 601 | if (name) { |
---|
| 602 | skipblanks(); |
---|
| 603 | if (ch == '[') { |
---|
| 604 | /* fixed pt */ |
---|
| 605 | node *stn; |
---|
| 606 | real x, y, z; |
---|
| 607 | name->sflags |= BIT(SFLAGS_FIXED); |
---|
| 608 | nextch_handling_eol(); |
---|
| 609 | while (!isdigit(ch) && ch != '+' && ch != '-' && |
---|
| 610 | ch != '.' && ch != ']' && ch != EOF) { |
---|
| 611 | nextch_handling_eol(); |
---|
| 612 | } |
---|
| 613 | x = read_numeric(fFalse, NULL); |
---|
| 614 | while (!isdigit(ch) && ch != '+' && ch != '-' && |
---|
| 615 | ch != '.' && ch != ']' && ch != EOF) { |
---|
| 616 | nextch_handling_eol(); |
---|
| 617 | } |
---|
| 618 | y = read_numeric(fFalse, NULL); |
---|
| 619 | while (!isdigit(ch) && ch != '+' && ch != '-' && |
---|
| 620 | ch != '.' && ch != ']' && ch != EOF) { |
---|
| 621 | nextch_handling_eol(); |
---|
| 622 | } |
---|
| 623 | z = read_numeric(fFalse, NULL); |
---|
| 624 | stn = StnFromPfx(name); |
---|
| 625 | if (!fixed(stn)) { |
---|
| 626 | POS(stn, 0) = x; |
---|
| 627 | POS(stn, 1) = y; |
---|
| 628 | POS(stn, 2) = z; |
---|
| 629 | fix(stn); |
---|
| 630 | } else { |
---|
| 631 | if (x != POS(stn, 0) || y != POS(stn, 1) || |
---|
| 632 | z != POS(stn, 2)) { |
---|
| 633 | compile_error(/*Station already fixed or equated to a fixed point*/46); |
---|
| 634 | } else { |
---|
| 635 | compile_warning(/*Station already fixed at the same coordinates*/55); |
---|
| 636 | } |
---|
| 637 | } |
---|
| 638 | while (ch != ']' && ch != EOF) nextch_handling_eol(); |
---|
| 639 | if (ch == ']') { |
---|
| 640 | nextch_handling_eol(); |
---|
| 641 | skipblanks(); |
---|
| 642 | } |
---|
| 643 | } else { |
---|
| 644 | /* FIXME: link station - ignore for now */ |
---|
| 645 | /* FIXME: perhaps issue warning? */ |
---|
| 646 | } |
---|
| 647 | while (ch != ',' && ch != ';' && ch != EOF) |
---|
| 648 | nextch_handling_eol(); |
---|
| 649 | } |
---|
| 650 | } |
---|
| 651 | if (dat_fnm) { |
---|
| 652 | ch_store = ch; |
---|
| 653 | data_file(dat_pth, dat_fnm); |
---|
| 654 | ch = ch_store; |
---|
| 655 | osfree(dat_fnm); |
---|
| 656 | } |
---|
| 657 | } else { |
---|
| 658 | /* FIXME: also check for % and $ later */ |
---|
| 659 | nextch_handling_eol(); |
---|
| 660 | } |
---|
| 661 | } |
---|
| 662 | { |
---|
| 663 | settings *pcsParent = pcs->next; |
---|
| 664 | SVX_ASSERT(pcsParent); |
---|
| 665 | free_settings(pcs); |
---|
| 666 | pcs = pcsParent; |
---|
| 667 | } |
---|
| 668 | } else { |
---|
| 669 | while (!feof(file.fh) && !ferror(file.fh)) { |
---|
| 670 | if (!process_non_data_line()) { |
---|
| 671 | volatile int r; |
---|
| 672 | f_export_ok = fFalse; |
---|
| 673 | switch (pcs->style) { |
---|
| 674 | case STYLE_NORMAL: |
---|
| 675 | case STYLE_DIVING: |
---|
| 676 | case STYLE_CYLPOLAR: |
---|
| 677 | r = data_normal(); |
---|
| 678 | break; |
---|
| 679 | case STYLE_CARTESIAN: |
---|
| 680 | r = data_cartesian(); |
---|
| 681 | break; |
---|
| 682 | case STYLE_PASSAGE: |
---|
| 683 | r = data_passage(); |
---|
| 684 | break; |
---|
| 685 | case STYLE_NOSURVEY: |
---|
| 686 | r = data_nosurvey(); |
---|
| 687 | break; |
---|
| 688 | case STYLE_IGNORE: |
---|
| 689 | r = data_ignore(); |
---|
| 690 | break; |
---|
| 691 | default: |
---|
| 692 | r = 0; /* avoid warning */ |
---|
| 693 | BUG("bad style"); |
---|
| 694 | } |
---|
| 695 | /* style function returns 0 => error */ |
---|
| 696 | } |
---|
| 697 | } |
---|
| 698 | } |
---|
| 699 | |
---|
| 700 | /* don't allow *BEGIN at the end of a file, then *EXPORT in the |
---|
| 701 | * including file */ |
---|
| 702 | f_export_ok = fFalse; |
---|
| 703 | |
---|
| 704 | #ifndef NO_PERCENTAGE |
---|
| 705 | if (fPercent) putnl(); |
---|
| 706 | #endif |
---|
| 707 | |
---|
| 708 | if (pcs->begin_lineno) { |
---|
| 709 | error_in_file(file.filename, pcs->begin_lineno, |
---|
| 710 | /*BEGIN with no matching END in this file*/23); |
---|
| 711 | /* Implicitly close any unclosed BEGINs from this file */ |
---|
| 712 | do { |
---|
| 713 | settings *pcsParent = pcs->next; |
---|
| 714 | SVX_ASSERT(pcsParent); |
---|
| 715 | free_settings(pcs); |
---|
| 716 | pcs = pcsParent; |
---|
| 717 | } while (pcs->begin_lineno); |
---|
| 718 | } |
---|
| 719 | |
---|
| 720 | pcs->begin_lineno = begin_lineno_store; |
---|
| 721 | |
---|
| 722 | if (ferror(file.fh)) |
---|
| 723 | fatalerror_in_file(file.filename, 0, /*Error reading file*/18); |
---|
| 724 | |
---|
| 725 | (void)fclose(file.fh); |
---|
| 726 | |
---|
| 727 | file = file_store; |
---|
| 728 | |
---|
| 729 | /* don't free this - it may be pointed to by prefix.file */ |
---|
| 730 | /* osfree(file.filename); */ |
---|
| 731 | } |
---|
| 732 | |
---|
| 733 | static real |
---|
| 734 | mod2pi(real a) |
---|
| 735 | { |
---|
| 736 | return a - floor(a / (2 * M_PI)) * (2 * M_PI); |
---|
| 737 | } |
---|
| 738 | |
---|
| 739 | static real |
---|
| 740 | handle_plumb(clino_type *p_ctype) |
---|
| 741 | { |
---|
| 742 | typedef enum { |
---|
| 743 | CLINO_NULL=-1, CLINO_UP, CLINO_DOWN, CLINO_LEVEL |
---|
| 744 | } clino_tok; |
---|
| 745 | static sztok clino_tab[] = { |
---|
| 746 | {"D", CLINO_DOWN}, |
---|
| 747 | {"DOWN", CLINO_DOWN}, |
---|
| 748 | {"H", CLINO_LEVEL}, |
---|
| 749 | {"LEVEL", CLINO_LEVEL}, |
---|
| 750 | {"U", CLINO_UP}, |
---|
| 751 | {"UP", CLINO_UP}, |
---|
| 752 | {NULL, CLINO_NULL} |
---|
| 753 | }; |
---|
| 754 | static real clinos[] = {(real)M_PI_2, (real)(-M_PI_2), (real)0.0}; |
---|
| 755 | clino_tok tok; |
---|
| 756 | |
---|
| 757 | skipblanks(); |
---|
| 758 | if (isalpha(ch)) { |
---|
| 759 | filepos fp; |
---|
| 760 | get_pos(&fp); |
---|
| 761 | get_token(); |
---|
| 762 | tok = match_tok(clino_tab, TABSIZE(clino_tab)); |
---|
| 763 | if (tok != CLINO_NULL) { |
---|
| 764 | *p_ctype = (tok == CLINO_LEVEL ? CTYPE_HORIZ : CTYPE_PLUMB); |
---|
| 765 | return clinos[tok]; |
---|
| 766 | } |
---|
| 767 | set_pos(&fp); |
---|
| 768 | } else if (isSign(ch)) { |
---|
| 769 | int chOld = ch; |
---|
| 770 | nextch(); |
---|
| 771 | if (toupper(ch) == 'V') { |
---|
| 772 | nextch(); |
---|
| 773 | *p_ctype = CTYPE_PLUMB; |
---|
| 774 | return (!isMinus(chOld) ? M_PI_2 : -M_PI_2); |
---|
| 775 | } |
---|
| 776 | |
---|
| 777 | if (isOmit(chOld)) { |
---|
| 778 | *p_ctype = CTYPE_OMIT; |
---|
| 779 | /* no clino reading, so assume 0 with large sd */ |
---|
| 780 | return (real)0.0; |
---|
| 781 | } |
---|
| 782 | } else if (isOmit(ch)) { |
---|
| 783 | /* OMIT char may not be a SIGN char too so we need to check here as |
---|
| 784 | * well as above... */ |
---|
| 785 | nextch(); |
---|
| 786 | *p_ctype = CTYPE_OMIT; |
---|
| 787 | /* no clino reading, so assume 0 with large sd */ |
---|
| 788 | return (real)0.0; |
---|
| 789 | } |
---|
| 790 | return HUGE_REAL; |
---|
| 791 | } |
---|
| 792 | |
---|
| 793 | static void |
---|
| 794 | warn_readings_differ(int msgno, real diff) |
---|
| 795 | { |
---|
| 796 | char buf[64]; |
---|
| 797 | char *p; |
---|
| 798 | sprintf(buf, "%.2f", deg(fabs(diff))); |
---|
| 799 | p = strchr(buf, '.'); |
---|
| 800 | if (p) { |
---|
| 801 | char *z = p; |
---|
| 802 | while (*++p) { |
---|
| 803 | if (*p != '0') z = p + 1; |
---|
| 804 | } |
---|
| 805 | if (*z) *z = '\0'; |
---|
| 806 | } |
---|
| 807 | compile_warning(msgno, buf); |
---|
| 808 | } |
---|
| 809 | |
---|
| 810 | static bool |
---|
| 811 | handle_comp_units(void) |
---|
| 812 | { |
---|
| 813 | bool fNoComp = fTrue; |
---|
| 814 | if (VAL(Comp) != HUGE_REAL) { |
---|
| 815 | fNoComp = fFalse; |
---|
| 816 | VAL(Comp) *= pcs->units[Q_BEARING]; |
---|
| 817 | if (VAL(Comp) < (real)0.0 || VAL(Comp) - M_PI * 2.0 > EPSILON) { |
---|
| 818 | compile_warning(/*Suspicious compass reading*/59); |
---|
| 819 | VAL(Comp) = mod2pi(VAL(Comp)); |
---|
| 820 | } |
---|
| 821 | } |
---|
| 822 | if (VAL(BackComp) != HUGE_REAL) { |
---|
| 823 | fNoComp = fFalse; |
---|
| 824 | VAL(BackComp) *= pcs->units[Q_BACKBEARING]; |
---|
| 825 | if (VAL(BackComp) < (real)0.0 || VAL(BackComp) - M_PI * 2.0 > EPSILON) { |
---|
| 826 | /* FIXME: different message for BackComp? */ |
---|
| 827 | compile_warning(/*Suspicious compass reading*/59); |
---|
| 828 | VAL(BackComp) = mod2pi(VAL(BackComp)); |
---|
| 829 | } |
---|
| 830 | } |
---|
| 831 | return fNoComp; |
---|
| 832 | } |
---|
| 833 | |
---|
| 834 | static real |
---|
| 835 | handle_compass(real *p_var) |
---|
| 836 | { |
---|
| 837 | real compvar = VAR(Comp); |
---|
| 838 | real comp = VAL(Comp); |
---|
| 839 | real backcomp = VAL(BackComp); |
---|
| 840 | if (comp != HUGE_REAL) { |
---|
| 841 | comp = (comp - pcs->z[Q_BEARING]) * pcs->sc[Q_BEARING]; |
---|
| 842 | comp -= pcs->z[Q_DECLINATION]; |
---|
| 843 | } |
---|
| 844 | if (backcomp != HUGE_REAL) { |
---|
| 845 | backcomp = (backcomp - pcs->z[Q_BACKBEARING]) |
---|
| 846 | * pcs->sc[Q_BACKBEARING]; |
---|
| 847 | backcomp -= pcs->z[Q_DECLINATION]; |
---|
| 848 | backcomp -= M_PI; |
---|
| 849 | if (comp != HUGE_REAL) { |
---|
| 850 | real diff = comp - backcomp; |
---|
| 851 | real adj = fabs(diff) > M_PI ? M_PI : 0; |
---|
| 852 | diff -= floor((diff + M_PI) / (2 * M_PI)) * 2 * M_PI; |
---|
| 853 | if (sqrd(diff / 2.0) > compvar + VAR(Q_BACKBEARING)) { |
---|
| 854 | /* fore and back readings differ by more than 2 sds */ |
---|
| 855 | warn_readings_differ(/*Compass reading and back compass reading disagree by %s degrees*/98, diff); |
---|
| 856 | } |
---|
| 857 | comp = (comp / compvar + backcomp / VAR(BackComp)); |
---|
| 858 | compvar = (compvar + VAR(BackComp)) / 4; |
---|
| 859 | comp *= compvar; |
---|
| 860 | comp += adj; |
---|
| 861 | } else { |
---|
| 862 | comp = backcomp; |
---|
| 863 | compvar = VAR(BackComp); |
---|
| 864 | } |
---|
| 865 | } |
---|
| 866 | *p_var = compvar; |
---|
| 867 | return comp; |
---|
| 868 | } |
---|
| 869 | |
---|
| 870 | static int |
---|
| 871 | process_normal(prefix *fr, prefix *to, bool fToFirst, |
---|
| 872 | clino_type ctype, clino_type backctype) |
---|
| 873 | { |
---|
| 874 | real tape = VAL(Tape); |
---|
| 875 | real clin = VAL(Clino); |
---|
| 876 | real backclin = VAL(BackClino); |
---|
| 877 | |
---|
| 878 | real dx, dy, dz; |
---|
| 879 | real vx, vy, vz; |
---|
| 880 | #ifndef NO_COVARIANCES |
---|
| 881 | real cxy, cyz, czx; |
---|
| 882 | #endif |
---|
| 883 | |
---|
| 884 | bool fNoComp; |
---|
| 885 | |
---|
| 886 | /* adjusted tape is negative -- probably the calibration is wrong */ |
---|
| 887 | if (tape < (real)0.0) { |
---|
| 888 | /* TRANSLATE different message for topofil? */ |
---|
| 889 | compile_warning(/*Negative adjusted tape reading*/79); |
---|
| 890 | } |
---|
| 891 | |
---|
| 892 | fNoComp = handle_comp_units(); |
---|
| 893 | |
---|
| 894 | if (ctype == CTYPE_READING) { |
---|
| 895 | real diff_from_abs90; |
---|
| 896 | clin *= pcs->units[Q_GRADIENT]; |
---|
| 897 | /* percentage scale */ |
---|
| 898 | if (pcs->f_clino_percent) clin = atan(clin); |
---|
| 899 | diff_from_abs90 = fabs(clin) - M_PI_2; |
---|
| 900 | if (diff_from_abs90 > EPSILON) { |
---|
| 901 | compile_warning(/*Clino reading over 90 degrees (absolute value)*/51); |
---|
| 902 | } else if (TSTBIT(pcs->infer, INFER_PLUMBS) && |
---|
| 903 | diff_from_abs90 >= -EPSILON) { |
---|
| 904 | ctype = CTYPE_INFERPLUMB; |
---|
| 905 | } |
---|
| 906 | } |
---|
| 907 | |
---|
| 908 | if (backctype == CTYPE_READING) { |
---|
| 909 | backclin *= pcs->units[Q_BACKGRADIENT]; |
---|
| 910 | /* percentage scale */ |
---|
| 911 | if (pcs->f_backclino_percent) backclin = atan(backclin); |
---|
| 912 | if (ctype != CTYPE_READING) { |
---|
| 913 | real diff_from_abs90 = fabs(backclin) - M_PI_2; |
---|
| 914 | if (diff_from_abs90 > EPSILON) { |
---|
| 915 | /* FIXME: different message for BackClino? */ |
---|
| 916 | compile_warning(/*Clino reading over 90 degrees (absolute value)*/51); |
---|
| 917 | } else if (TSTBIT(pcs->infer, INFER_PLUMBS) && |
---|
| 918 | diff_from_abs90 >= -EPSILON) { |
---|
| 919 | backctype = CTYPE_INFERPLUMB; |
---|
| 920 | } |
---|
| 921 | } |
---|
| 922 | } |
---|
| 923 | |
---|
| 924 | /* un-infer the plumb if the backsight was just a reading */ |
---|
| 925 | if (ctype == CTYPE_INFERPLUMB && backctype == CTYPE_READING) { |
---|
| 926 | ctype = CTYPE_READING; |
---|
| 927 | } |
---|
| 928 | |
---|
| 929 | if (ctype != CTYPE_OMIT && backctype != CTYPE_OMIT && ctype != backctype) { |
---|
| 930 | compile_error_skip(/*Clino and BackClino readings must be of the same type*/84); |
---|
| 931 | return 0; |
---|
| 932 | } |
---|
| 933 | |
---|
| 934 | if (ctype == CTYPE_PLUMB || ctype == CTYPE_INFERPLUMB || |
---|
| 935 | backctype == CTYPE_PLUMB || backctype == CTYPE_INFERPLUMB) { |
---|
| 936 | /* plumbed */ |
---|
| 937 | if (!fNoComp) { |
---|
| 938 | if (ctype == CTYPE_PLUMB || |
---|
| 939 | (ctype == CTYPE_INFERPLUMB && VAL(Comp) != 0.0) || |
---|
| 940 | backctype == CTYPE_PLUMB || |
---|
| 941 | (backctype == CTYPE_INFERPLUMB && VAL(BackComp) != 0.0)) { |
---|
| 942 | /* FIXME: Different message for BackComp? */ |
---|
| 943 | compile_warning(/*Compass reading given on plumbed leg*/21); |
---|
| 944 | } |
---|
| 945 | } |
---|
| 946 | |
---|
| 947 | dx = dy = (real)0.0; |
---|
| 948 | if (ctype != CTYPE_OMIT) { |
---|
| 949 | if (backctype != CTYPE_OMIT && (clin > 0) == (backclin > 0)) { |
---|
| 950 | /* We've got two UPs or two DOWNs - FIXME: not ideal message */ |
---|
| 951 | compile_error_skip(/*Clino and BackClino readings must be of the same type*/84); |
---|
| 952 | return 0; |
---|
| 953 | } |
---|
| 954 | dz = (clin > (real)0.0) ? tape : -tape; |
---|
| 955 | } else { |
---|
| 956 | dz = (backclin < (real)0.0) ? tape : -tape; |
---|
| 957 | } |
---|
| 958 | vx = vy = var(Q_POS) / 3.0 + dz * dz * var(Q_PLUMB); |
---|
| 959 | vz = var(Q_POS) / 3.0 + VAR(Tape); |
---|
| 960 | #ifndef NO_COVARIANCES |
---|
| 961 | /* Correct values - no covariances in this case! */ |
---|
| 962 | cxy = cyz = czx = (real)0.0; |
---|
| 963 | #endif |
---|
| 964 | } else { |
---|
| 965 | /* Each of ctype and backctype are either CTYPE_READING/CTYPE_HORIZ |
---|
| 966 | * or CTYPE_OMIT */ |
---|
| 967 | /* clino */ |
---|
| 968 | real L2, cosG, LcosG, cosG2, sinB, cosB, dx2, dy2, dz2, v, V; |
---|
| 969 | if (fNoComp) { |
---|
| 970 | compile_error_skip(/*Compass reading may not be omitted except on plumbed legs*/14); |
---|
| 971 | return 0; |
---|
| 972 | } |
---|
| 973 | if (tape == (real)0.0) { |
---|
| 974 | dx = dy = dz = (real)0.0; |
---|
| 975 | vx = vy = vz = (real)(var(Q_POS) / 3.0); /* Position error only */ |
---|
| 976 | #ifndef NO_COVARIANCES |
---|
| 977 | cxy = cyz = czx = (real)0.0; |
---|
| 978 | #endif |
---|
| 979 | #if DEBUG_DATAIN_1 |
---|
| 980 | printf("Zero length leg: vx = %f, vy = %f, vz = %f\n", vx, vy, vz); |
---|
| 981 | #endif |
---|
| 982 | } else { |
---|
| 983 | real sinGcosG; |
---|
| 984 | /* take into account variance in LEVEL case */ |
---|
| 985 | real var_clin = var(Q_LEVEL); |
---|
| 986 | real var_comp; |
---|
| 987 | real comp = handle_compass(&var_comp); |
---|
| 988 | /* ctype != CTYPE_READING is LEVEL case */ |
---|
| 989 | if (ctype == CTYPE_READING) { |
---|
| 990 | clin = (clin - pcs->z[Q_GRADIENT]) * pcs->sc[Q_GRADIENT]; |
---|
| 991 | var_clin = VAR(Clino); |
---|
| 992 | } |
---|
| 993 | if (backctype == CTYPE_READING) { |
---|
| 994 | backclin = (backclin - pcs->z[Q_BACKGRADIENT]) |
---|
| 995 | * pcs->sc[Q_BACKGRADIENT]; |
---|
| 996 | if (ctype == CTYPE_READING) { |
---|
| 997 | if (sqrd((clin + backclin) / 3.0) > var_clin + VAR(BackClino)) { |
---|
| 998 | /* fore and back readings differ by more than 3 sds */ |
---|
| 999 | warn_readings_differ(/*Clino reading and back clino reading disagree by %s degrees*/99, clin + backclin); |
---|
| 1000 | } |
---|
| 1001 | clin = (clin / var_clin - backclin / VAR(BackClino)); |
---|
| 1002 | var_clin = (var_clin + VAR(BackClino)) / 4; |
---|
| 1003 | clin *= var_clin; |
---|
| 1004 | } else { |
---|
| 1005 | clin = -backclin; |
---|
| 1006 | var_clin = VAR(BackClino); |
---|
| 1007 | } |
---|
| 1008 | } |
---|
| 1009 | |
---|
| 1010 | #if DEBUG_DATAIN |
---|
| 1011 | printf(" %4.2f %4.2f %4.2f\n", tape, comp, clin); |
---|
| 1012 | #endif |
---|
| 1013 | cosG = cos(clin); |
---|
| 1014 | LcosG = tape * cosG; |
---|
| 1015 | sinB = sin(comp); |
---|
| 1016 | cosB = cos(comp); |
---|
| 1017 | #if DEBUG_DATAIN_1 |
---|
| 1018 | printf("sinB = %f, cosG = %f, LcosG = %f\n", sinB, cosG, LcosG); |
---|
| 1019 | #endif |
---|
| 1020 | dx = LcosG * sinB; |
---|
| 1021 | dy = LcosG * cosB; |
---|
| 1022 | dz = tape * sin(clin); |
---|
| 1023 | /* printf("%.2f\n",clin); */ |
---|
| 1024 | #if DEBUG_DATAIN_1 |
---|
| 1025 | printf("dx = %f\ndy = %f\ndz = %f\n", dx, dy, dz); |
---|
| 1026 | #endif |
---|
| 1027 | dx2 = dx * dx; |
---|
| 1028 | L2 = tape * tape; |
---|
| 1029 | V = VAR(Tape) / L2; |
---|
| 1030 | dy2 = dy * dy; |
---|
| 1031 | cosG2 = cosG * cosG; |
---|
| 1032 | sinGcosG = sin(clin) * cosG; |
---|
| 1033 | dz2 = dz * dz; |
---|
| 1034 | v = dz2 * var_clin; |
---|
| 1035 | #ifdef NO_COVARIANCES |
---|
| 1036 | vx = (var(Q_POS) / 3.0 + dx2 * V + dy2 * var_comp + |
---|
| 1037 | (.5 + sinB * sinB * cosG2) * v); |
---|
| 1038 | vy = (var(Q_POS) / 3.0 + dy2 * V + dx2 * var_comp + |
---|
| 1039 | (.5 + cosB * cosB * cosG2) * v); |
---|
| 1040 | if (ctype == CTYPE_OMIT && backctype == CTYPE_OMIT) { |
---|
| 1041 | /* if no clino, assume sd=tape/sqrt(10) so 3sds = .95*tape */ |
---|
| 1042 | vz = var(Q_POS) / 3.0 + L2 * (real)0.1; |
---|
| 1043 | } else { |
---|
| 1044 | vz = var(Q_POS) / 3.0 + dz2 * V + L2 * cosG2 * var_clin; |
---|
| 1045 | } |
---|
| 1046 | /* for Surveyor87 errors: vx=vy=vz=var(Q_POS)/3.0; */ |
---|
| 1047 | #else |
---|
| 1048 | vx = var(Q_POS) / 3.0 + dx2 * V + dy2 * var_comp + |
---|
| 1049 | (sinB * sinB * v); |
---|
| 1050 | vy = var(Q_POS) / 3.0 + dy2 * V + dx2 * var_comp + |
---|
| 1051 | (cosB * cosB * v); |
---|
| 1052 | if (ctype == CTYPE_OMIT && backctype == CTYPE_OMIT) { |
---|
| 1053 | /* if no clino, assume sd=tape/sqrt(10) so 3sds = .95*tape */ |
---|
| 1054 | vz = var(Q_POS) / 3.0 + L2 * (real)0.1; |
---|
| 1055 | } else { |
---|
| 1056 | vz = var(Q_POS) / 3.0 + dz2 * V + L2 * cosG2 * var_clin; |
---|
| 1057 | } |
---|
| 1058 | /* usual covariance formulae are fine in no clino case since |
---|
| 1059 | * dz = 0 so value of var_clin is ignored */ |
---|
| 1060 | cxy = sinB * cosB * (VAR(Tape) * cosG2 + var_clin * dz2) |
---|
| 1061 | - var_comp * dx * dy; |
---|
| 1062 | czx = VAR(Tape) * sinB * sinGcosG - var_clin * dx * dz; |
---|
| 1063 | cyz = VAR(Tape) * cosB * sinGcosG - var_clin * dy * dz; |
---|
| 1064 | #if 0 |
---|
| 1065 | printf("vx = %6.3f, vy = %6.3f, vz = %6.3f\n", vx, vy, vz); |
---|
| 1066 | printf("cxy = %6.3f, cyz = %6.3f, czx = %6.3f\n", cxy, cyz, czx); |
---|
| 1067 | #endif |
---|
| 1068 | #endif |
---|
| 1069 | #if DEBUG_DATAIN_1 |
---|
| 1070 | printf("In DATAIN.C, vx = %f, vy = %f, vz = %f\n", vx, vy, vz); |
---|
| 1071 | #endif |
---|
| 1072 | } |
---|
| 1073 | } |
---|
| 1074 | #if DEBUG_DATAIN_1 |
---|
| 1075 | printf("Just before addleg, vx = %f\n", vx); |
---|
| 1076 | #endif |
---|
| 1077 | /*printf("dx,dy,dz = %.2f %.2f %.2f\n\n", dx, dy, dz);*/ |
---|
| 1078 | addlegbyname(fr, to, fToFirst, dx, dy, dz, vx, vy, vz |
---|
| 1079 | #ifndef NO_COVARIANCES |
---|
| 1080 | , cyz, czx, cxy |
---|
| 1081 | #endif |
---|
| 1082 | ); |
---|
| 1083 | return 1; |
---|
| 1084 | } |
---|
| 1085 | |
---|
| 1086 | static int |
---|
| 1087 | process_diving(prefix *fr, prefix *to, bool fToFirst, bool fDepthChange) |
---|
| 1088 | { |
---|
| 1089 | real tape = VAL(Tape); |
---|
| 1090 | |
---|
| 1091 | real dx, dy, dz; |
---|
| 1092 | real vx, vy, vz; |
---|
| 1093 | #ifndef NO_COVARIANCES |
---|
| 1094 | real cxy = 0, cyz = 0, czx = 0; |
---|
| 1095 | #endif |
---|
| 1096 | |
---|
| 1097 | handle_comp_units(); |
---|
| 1098 | |
---|
| 1099 | /* depth gauge readings increase upwards with default calibration */ |
---|
| 1100 | if (fDepthChange) { |
---|
| 1101 | SVX_ASSERT(VAL(FrDepth) == 0.0); |
---|
| 1102 | dz = VAL(ToDepth) * pcs->units[Q_DEPTH] - pcs->z[Q_DEPTH]; |
---|
| 1103 | dz *= pcs->sc[Q_DEPTH]; |
---|
| 1104 | } else { |
---|
| 1105 | dz = VAL(ToDepth) - VAL(FrDepth); |
---|
| 1106 | dz *= pcs->units[Q_DEPTH] * pcs->sc[Q_DEPTH]; |
---|
| 1107 | } |
---|
| 1108 | |
---|
| 1109 | /* adjusted tape is negative -- probably the calibration is wrong */ |
---|
| 1110 | if (tape < (real)0.0) { |
---|
| 1111 | compile_warning(/*Negative adjusted tape reading*/79); |
---|
| 1112 | } |
---|
| 1113 | |
---|
| 1114 | /* check if tape is less than depth change */ |
---|
| 1115 | if (tape < fabs(dz)) { |
---|
| 1116 | /* FIXME: allow margin of error based on variances? */ |
---|
| 1117 | compile_warning(/*Tape reading is less than change in depth*/62); |
---|
| 1118 | } |
---|
| 1119 | |
---|
| 1120 | if (tape == (real)0.0 && dz == 0.0) { |
---|
| 1121 | dx = dy = dz = (real)0.0; |
---|
| 1122 | vx = vy = vz = (real)(var(Q_POS) / 3.0); /* Position error only */ |
---|
| 1123 | } else if (VAL(Comp) == HUGE_REAL && |
---|
| 1124 | VAL(BackComp) == HUGE_REAL) { |
---|
| 1125 | /* plumb */ |
---|
| 1126 | dx = dy = (real)0.0; |
---|
| 1127 | if (dz < 0) tape = -tape; |
---|
| 1128 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1129 | dz = (dz * VAR(Tape) + tape * 2 * VAR(ToDepth)) |
---|
| 1130 | / (VAR(Tape) * 2 * VAR(ToDepth)); |
---|
| 1131 | vx = vy = var(Q_POS) / 3.0 + dz * dz * var(Q_PLUMB); |
---|
| 1132 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1133 | vz = var(Q_POS) / 3.0 + VAR(Tape) * 2 * VAR(ToDepth) |
---|
| 1134 | / (VAR(Tape) + VAR(ToDepth)); |
---|
| 1135 | } else { |
---|
| 1136 | real L2, sinB, cosB, dz2, D2; |
---|
| 1137 | real var_comp; |
---|
| 1138 | real comp = handle_compass(&var_comp); |
---|
| 1139 | sinB = sin(comp); |
---|
| 1140 | cosB = cos(comp); |
---|
| 1141 | L2 = tape * tape; |
---|
| 1142 | dz2 = dz * dz; |
---|
| 1143 | D2 = L2 - dz2; |
---|
| 1144 | if (D2 <= (real)0.0) { |
---|
| 1145 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1146 | real vsum = VAR(Tape) + 2 * VAR(ToDepth); |
---|
| 1147 | dx = dy = (real)0.0; |
---|
| 1148 | vx = vy = var(Q_POS) / 3.0; |
---|
| 1149 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1150 | vz = var(Q_POS) / 3.0 + VAR(Tape) * 2 * VAR(ToDepth) / vsum; |
---|
| 1151 | if (dz > 0) { |
---|
| 1152 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1153 | dz = (dz * VAR(Tape) + tape * 2 * VAR(ToDepth)) / vsum; |
---|
| 1154 | } else { |
---|
| 1155 | dz = (dz * VAR(Tape) - tape * 2 * VAR(ToDepth)) / vsum; |
---|
| 1156 | } |
---|
| 1157 | } else { |
---|
| 1158 | real D = sqrt(D2); |
---|
| 1159 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1160 | real F = VAR(Tape) * L2 + 2 * VAR(ToDepth) * D2; |
---|
| 1161 | dx = D * sinB; |
---|
| 1162 | dy = D * cosB; |
---|
| 1163 | |
---|
| 1164 | vx = var(Q_POS) / 3.0 + |
---|
| 1165 | sinB * sinB * F / D2 + var_comp * dy * dy; |
---|
| 1166 | vy = var(Q_POS) / 3.0 + |
---|
| 1167 | cosB * cosB * F / D2 + var_comp * dx * dx; |
---|
| 1168 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1169 | vz = var(Q_POS) / 3.0 + 2 * VAR(ToDepth); |
---|
| 1170 | |
---|
| 1171 | #ifndef NO_COVARIANCES |
---|
| 1172 | cxy = sinB * cosB * (F / D2 + var_comp * D2); |
---|
| 1173 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1174 | cyz = -2 * VAR(ToDepth) * dy / D; |
---|
| 1175 | czx = -2 * VAR(ToDepth) * dx / D; |
---|
| 1176 | #endif |
---|
| 1177 | } |
---|
| 1178 | } |
---|
| 1179 | addlegbyname(fr, to, fToFirst, dx, dy, dz, vx, vy, vz |
---|
| 1180 | #ifndef NO_COVARIANCES |
---|
| 1181 | , cxy, cyz, czx |
---|
| 1182 | #endif |
---|
| 1183 | ); |
---|
| 1184 | return 1; |
---|
| 1185 | } |
---|
| 1186 | |
---|
| 1187 | static int |
---|
| 1188 | process_cartesian(prefix *fr, prefix *to, bool fToFirst) |
---|
| 1189 | { |
---|
| 1190 | real dx = (VAL(Dx) * pcs->units[Q_DX] - pcs->z[Q_DX]) * pcs->sc[Q_DX]; |
---|
| 1191 | real dy = (VAL(Dy) * pcs->units[Q_DY] - pcs->z[Q_DY]) * pcs->sc[Q_DY]; |
---|
| 1192 | real dz = (VAL(Dz) * pcs->units[Q_DZ] - pcs->z[Q_DZ]) * pcs->sc[Q_DZ]; |
---|
| 1193 | |
---|
| 1194 | addlegbyname(fr, to, fToFirst, dx, dy, dz, VAR(Dx), VAR(Dy), VAR(Dz) |
---|
| 1195 | #ifndef NO_COVARIANCES |
---|
| 1196 | , 0, 0, 0 |
---|
| 1197 | #endif |
---|
| 1198 | ); |
---|
| 1199 | return 1; |
---|
| 1200 | } |
---|
| 1201 | |
---|
| 1202 | static int |
---|
| 1203 | data_cartesian(void) |
---|
| 1204 | { |
---|
| 1205 | prefix *fr = NULL, *to = NULL; |
---|
| 1206 | |
---|
| 1207 | bool fMulti = fFalse; |
---|
| 1208 | |
---|
| 1209 | reading first_stn = End; |
---|
| 1210 | |
---|
| 1211 | reading *ordering; |
---|
| 1212 | |
---|
| 1213 | again: |
---|
| 1214 | |
---|
| 1215 | for (ordering = pcs->ordering ; ; ordering++) { |
---|
| 1216 | skipblanks(); |
---|
| 1217 | switch (*ordering) { |
---|
| 1218 | case Fr: |
---|
| 1219 | fr = read_prefix_stn(fFalse, fTrue); |
---|
| 1220 | if (first_stn == End) first_stn = Fr; |
---|
| 1221 | break; |
---|
| 1222 | case To: |
---|
| 1223 | to = read_prefix_stn(fFalse, fTrue); |
---|
| 1224 | if (first_stn == End) first_stn = To; |
---|
| 1225 | break; |
---|
| 1226 | case Station: |
---|
| 1227 | fr = to; |
---|
| 1228 | to = read_prefix_stn(fFalse, fFalse); |
---|
| 1229 | first_stn = To; |
---|
| 1230 | break; |
---|
| 1231 | case Dx: case Dy: case Dz: |
---|
| 1232 | read_reading(*ordering, fFalse); |
---|
| 1233 | break; |
---|
| 1234 | case Ignore: |
---|
| 1235 | skipword(); break; |
---|
| 1236 | case IgnoreAllAndNewLine: |
---|
| 1237 | skipline(); |
---|
| 1238 | /* fall through */ |
---|
| 1239 | case Newline: |
---|
| 1240 | if (fr != NULL) { |
---|
| 1241 | int r; |
---|
| 1242 | r = process_cartesian(fr, to, first_stn == To); |
---|
| 1243 | if (!r) skipline(); |
---|
| 1244 | } |
---|
| 1245 | fMulti = fTrue; |
---|
| 1246 | while (1) { |
---|
| 1247 | process_eol(); |
---|
| 1248 | process_bol(); |
---|
| 1249 | if (isData(ch)) break; |
---|
| 1250 | if (!isComm(ch)) { |
---|
| 1251 | push_back(ch); |
---|
| 1252 | return 1; |
---|
| 1253 | } |
---|
| 1254 | } |
---|
| 1255 | break; |
---|
| 1256 | case IgnoreAll: |
---|
| 1257 | skipline(); |
---|
| 1258 | /* fall through */ |
---|
| 1259 | case End: |
---|
| 1260 | if (!fMulti) { |
---|
| 1261 | int r = process_cartesian(fr, to, first_stn == To); |
---|
| 1262 | process_eol(); |
---|
| 1263 | return r; |
---|
| 1264 | } |
---|
| 1265 | do { |
---|
| 1266 | process_eol(); |
---|
| 1267 | process_bol(); |
---|
| 1268 | } while (isComm(ch)); |
---|
| 1269 | goto again; |
---|
| 1270 | default: BUG("Unknown reading in ordering"); |
---|
| 1271 | } |
---|
| 1272 | } |
---|
| 1273 | } |
---|
| 1274 | |
---|
| 1275 | static int |
---|
| 1276 | process_cylpolar(prefix *fr, prefix *to, bool fToFirst, bool fDepthChange) |
---|
| 1277 | { |
---|
| 1278 | real tape = VAL(Tape); |
---|
| 1279 | |
---|
| 1280 | real dx, dy, dz; |
---|
| 1281 | real vx, vy, vz; |
---|
| 1282 | #ifndef NO_COVARIANCES |
---|
| 1283 | real cxy = 0; |
---|
| 1284 | #endif |
---|
| 1285 | |
---|
| 1286 | handle_comp_units(); |
---|
| 1287 | |
---|
| 1288 | /* depth gauge readings increase upwards with default calibration */ |
---|
| 1289 | if (fDepthChange) { |
---|
| 1290 | SVX_ASSERT(VAL(FrDepth) == 0.0); |
---|
| 1291 | dz = VAL(ToDepth) * pcs->units[Q_DEPTH] - pcs->z[Q_DEPTH]; |
---|
| 1292 | dz *= pcs->sc[Q_DEPTH]; |
---|
| 1293 | } else { |
---|
| 1294 | dz = VAL(ToDepth) - VAL(FrDepth); |
---|
| 1295 | dz *= pcs->units[Q_DEPTH] * pcs->sc[Q_DEPTH]; |
---|
| 1296 | } |
---|
| 1297 | |
---|
| 1298 | /* adjusted tape is negative -- probably the calibration is wrong */ |
---|
| 1299 | if (tape < (real)0.0) { |
---|
| 1300 | compile_warning(/*Negative adjusted tape reading*/79); |
---|
| 1301 | } |
---|
| 1302 | |
---|
| 1303 | if (VAL(Comp) == HUGE_REAL && VAL(BackComp) == HUGE_REAL) { |
---|
| 1304 | /* plumb */ |
---|
| 1305 | dx = dy = (real)0.0; |
---|
| 1306 | vx = vy = var(Q_POS) / 3.0 + dz * dz * var(Q_PLUMB); |
---|
| 1307 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1308 | vz = var(Q_POS) / 3.0 + 2 * VAR(ToDepth); |
---|
| 1309 | } else { |
---|
| 1310 | real sinB, cosB; |
---|
| 1311 | real var_comp; |
---|
| 1312 | real comp = handle_compass(&var_comp); |
---|
| 1313 | sinB = sin(comp); |
---|
| 1314 | cosB = cos(comp); |
---|
| 1315 | |
---|
| 1316 | dx = tape * sinB; |
---|
| 1317 | dy = tape * cosB; |
---|
| 1318 | |
---|
| 1319 | vx = var(Q_POS) / 3.0 + |
---|
| 1320 | VAR(Tape) * sinB * sinB + var_comp * dy * dy; |
---|
| 1321 | vy = var(Q_POS) / 3.0 + |
---|
| 1322 | VAR(Tape) * cosB * cosB + var_comp * dx * dx; |
---|
| 1323 | /* FIXME: Should use FrDepth sometimes... */ |
---|
| 1324 | vz = var(Q_POS) / 3.0 + 2 * VAR(ToDepth); |
---|
| 1325 | |
---|
| 1326 | #ifndef NO_COVARIANCES |
---|
| 1327 | cxy = (VAR(Tape) - var_comp * tape * tape) * sinB * cosB; |
---|
| 1328 | #endif |
---|
| 1329 | } |
---|
| 1330 | addlegbyname(fr, to, fToFirst, dx, dy, dz, vx, vy, vz |
---|
| 1331 | #ifndef NO_COVARIANCES |
---|
| 1332 | , cxy, 0, 0 |
---|
| 1333 | #endif |
---|
| 1334 | ); |
---|
| 1335 | return 1; |
---|
| 1336 | } |
---|
| 1337 | |
---|
| 1338 | /* Process tape/compass/clino, diving, and cylpolar styles of survey data |
---|
| 1339 | * Also handles topofil (fromcount/tocount or count) in place of tape */ |
---|
| 1340 | static int |
---|
| 1341 | data_normal(void) |
---|
| 1342 | { |
---|
| 1343 | prefix *fr = NULL, *to = NULL; |
---|
| 1344 | reading first_stn = End; |
---|
| 1345 | |
---|
| 1346 | bool fTopofil = fFalse, fMulti = fFalse; |
---|
| 1347 | bool fRev; |
---|
| 1348 | clino_type ctype, backctype; |
---|
| 1349 | bool fDepthChange; |
---|
| 1350 | unsigned long compass_dat_flags = 0; |
---|
| 1351 | |
---|
| 1352 | reading *ordering; |
---|
| 1353 | |
---|
| 1354 | VAL(Tape) = 0; |
---|
| 1355 | VAL(Comp) = VAL(BackComp) = HUGE_REAL; |
---|
| 1356 | VAL(FrCount) = VAL(ToCount) = 0; |
---|
| 1357 | VAL(FrDepth) = VAL(ToDepth) = 0; |
---|
| 1358 | VAL(Left) = VAL(Right) = VAL(Up) = VAL(Down) = HUGE_REAL; |
---|
| 1359 | |
---|
| 1360 | fRev = fFalse; |
---|
| 1361 | ctype = backctype = CTYPE_OMIT; |
---|
| 1362 | fDepthChange = fFalse; |
---|
| 1363 | |
---|
| 1364 | /* ordering may omit clino reading, so set up default here */ |
---|
| 1365 | /* this is also used if clino reading is the omit character */ |
---|
| 1366 | VAL(Clino) = VAL(BackClino) = 0; |
---|
| 1367 | |
---|
| 1368 | again: |
---|
| 1369 | |
---|
| 1370 | for (ordering = pcs->ordering; ; ordering++) { |
---|
| 1371 | skipblanks(); |
---|
| 1372 | switch (*ordering) { |
---|
| 1373 | case Fr: |
---|
| 1374 | fr = read_prefix_stn(fFalse, fTrue); |
---|
| 1375 | if (first_stn == End) first_stn = Fr; |
---|
| 1376 | break; |
---|
| 1377 | case To: |
---|
| 1378 | to = read_prefix_stn(fFalse, fTrue); |
---|
| 1379 | if (first_stn == End) first_stn = To; |
---|
| 1380 | break; |
---|
| 1381 | case Station: |
---|
| 1382 | fr = to; |
---|
| 1383 | to = read_prefix_stn(fFalse, fFalse); |
---|
| 1384 | first_stn = To; |
---|
| 1385 | break; |
---|
| 1386 | case Dir: { |
---|
| 1387 | typedef enum { |
---|
| 1388 | DIR_NULL=-1, DIR_FORE, DIR_BACK |
---|
| 1389 | } dir_tok; |
---|
| 1390 | static sztok dir_tab[] = { |
---|
| 1391 | {"B", DIR_BACK}, |
---|
| 1392 | {"F", DIR_FORE}, |
---|
| 1393 | }; |
---|
| 1394 | dir_tok tok; |
---|
| 1395 | get_token(); |
---|
| 1396 | tok = match_tok(dir_tab, TABSIZE(dir_tab)); |
---|
| 1397 | switch (tok) { |
---|
| 1398 | case DIR_FORE: |
---|
| 1399 | break; |
---|
| 1400 | case DIR_BACK: |
---|
| 1401 | fRev = fTrue; |
---|
| 1402 | break; |
---|
| 1403 | default: |
---|
| 1404 | compile_error_skip(/*Found `%s', expecting `F' or `B'*/131, |
---|
| 1405 | buffer); |
---|
| 1406 | process_eol(); |
---|
| 1407 | return 0; |
---|
| 1408 | } |
---|
| 1409 | break; |
---|
| 1410 | } |
---|
| 1411 | case Tape: |
---|
| 1412 | read_reading(Tape, fFalse); |
---|
| 1413 | if (VAL(Tape) < (real)0.0) |
---|
| 1414 | compile_warning(/*Negative tape reading*/60); |
---|
| 1415 | break; |
---|
| 1416 | case Count: |
---|
| 1417 | VAL(FrCount) = VAL(ToCount); |
---|
| 1418 | read_reading(ToCount, fFalse); |
---|
| 1419 | fTopofil = fTrue; |
---|
| 1420 | break; |
---|
| 1421 | case FrCount: |
---|
| 1422 | read_reading(FrCount, fFalse); |
---|
| 1423 | break; |
---|
| 1424 | case ToCount: |
---|
| 1425 | read_reading(ToCount, fFalse); |
---|
| 1426 | fTopofil = fTrue; |
---|
| 1427 | break; |
---|
| 1428 | case Comp: case BackComp: |
---|
| 1429 | read_bearing_or_omit(*ordering); |
---|
| 1430 | break; |
---|
| 1431 | case Clino: |
---|
| 1432 | read_reading(Clino, fTrue); |
---|
| 1433 | if (VAL(Clino) == HUGE_REAL) { |
---|
| 1434 | VAL(Clino) = handle_plumb(&ctype); |
---|
| 1435 | if (VAL(Clino) != HUGE_REAL) break; |
---|
| 1436 | compile_error_token(/*Expecting numeric field, found `%s'*/9); |
---|
| 1437 | process_eol(); |
---|
| 1438 | return 0; |
---|
| 1439 | } |
---|
| 1440 | ctype = CTYPE_READING; |
---|
| 1441 | break; |
---|
| 1442 | case BackClino: |
---|
| 1443 | read_reading(BackClino, fTrue); |
---|
| 1444 | if (VAL(BackClino) == HUGE_REAL) { |
---|
| 1445 | VAL(BackClino) = handle_plumb(&backctype); |
---|
| 1446 | if (VAL(BackClino) != HUGE_REAL) break; |
---|
| 1447 | compile_error_token(/*Expecting numeric field, found `%s'*/9); |
---|
| 1448 | process_eol(); |
---|
| 1449 | return 0; |
---|
| 1450 | } |
---|
| 1451 | backctype = CTYPE_READING; |
---|
| 1452 | break; |
---|
| 1453 | case FrDepth: case ToDepth: |
---|
| 1454 | read_reading(*ordering, fFalse); |
---|
| 1455 | break; |
---|
| 1456 | case Depth: |
---|
| 1457 | VAL(FrDepth) = VAL(ToDepth); |
---|
| 1458 | read_reading(ToDepth, fFalse); |
---|
| 1459 | break; |
---|
| 1460 | case DepthChange: |
---|
| 1461 | fDepthChange = fTrue; |
---|
| 1462 | VAL(FrDepth) = 0; |
---|
| 1463 | read_reading(ToDepth, fFalse); |
---|
| 1464 | break; |
---|
| 1465 | case CompassDATComp: |
---|
| 1466 | read_bearing_or_omit(Comp); |
---|
| 1467 | if (is_compass_NaN(VAL(Comp))) VAL(Comp) = HUGE_REAL; |
---|
| 1468 | break; |
---|
| 1469 | case CompassDATBackComp: |
---|
| 1470 | read_bearing_or_omit(BackComp); |
---|
| 1471 | if (is_compass_NaN(VAL(BackComp))) VAL(BackComp) = HUGE_REAL; |
---|
| 1472 | break; |
---|
| 1473 | case CompassDATClino: |
---|
| 1474 | read_reading(Clino, fFalse); |
---|
| 1475 | if (is_compass_NaN(VAL(Clino))) { |
---|
| 1476 | VAL(Clino) = HUGE_REAL; |
---|
| 1477 | ctype = CTYPE_OMIT; |
---|
| 1478 | } else { |
---|
| 1479 | ctype = CTYPE_READING; |
---|
| 1480 | } |
---|
| 1481 | break; |
---|
| 1482 | case CompassDATBackClino: |
---|
| 1483 | read_reading(BackClino, fFalse); |
---|
| 1484 | if (is_compass_NaN(VAL(BackClino))) { |
---|
| 1485 | VAL(BackClino) = HUGE_REAL; |
---|
| 1486 | backctype = CTYPE_OMIT; |
---|
| 1487 | } else { |
---|
| 1488 | backctype = CTYPE_READING; |
---|
| 1489 | } |
---|
| 1490 | break; |
---|
| 1491 | case CompassDATLeft: case CompassDATRight: |
---|
| 1492 | case CompassDATUp: case CompassDATDown: { |
---|
| 1493 | /* FIXME: need to actually make use of these entries! */ |
---|
| 1494 | reading actual = Left + (*ordering - CompassDATLeft); |
---|
| 1495 | read_reading(actual, fFalse); |
---|
| 1496 | if (VAL(actual) < 0) VAL(actual) = HUGE_REAL; |
---|
| 1497 | break; |
---|
| 1498 | } |
---|
| 1499 | case CompassDATFlags: |
---|
| 1500 | if (ch == '#') { |
---|
| 1501 | nextch(); |
---|
| 1502 | if (ch == '|') { |
---|
| 1503 | filepos fp; |
---|
| 1504 | get_pos(&fp); |
---|
| 1505 | nextch(); |
---|
| 1506 | while (ch >= 'A' && ch <= 'Z') { |
---|
| 1507 | compass_dat_flags |= BIT(ch - 'A'); |
---|
| 1508 | /* FIXME: we currently understand X (exclude data) |
---|
| 1509 | * but should also handle at least some of: |
---|
| 1510 | * L exclude from length |
---|
| 1511 | * P no plot |
---|
| 1512 | * C no adjustment |
---|
| 1513 | */ |
---|
| 1514 | nextch(); |
---|
| 1515 | } |
---|
| 1516 | if (ch == '#') { |
---|
| 1517 | nextch(); |
---|
| 1518 | } else { |
---|
| 1519 | compass_dat_flags = 0; |
---|
| 1520 | set_pos(&fp); |
---|
| 1521 | push_back('|'); |
---|
| 1522 | ch = '#'; |
---|
| 1523 | } |
---|
| 1524 | } else { |
---|
| 1525 | push_back(ch); |
---|
| 1526 | ch = '#'; |
---|
| 1527 | } |
---|
| 1528 | } |
---|
| 1529 | break; |
---|
| 1530 | case Ignore: |
---|
| 1531 | skipword(); break; |
---|
| 1532 | case IgnoreAllAndNewLine: |
---|
| 1533 | skipline(); |
---|
| 1534 | /* fall through */ |
---|
| 1535 | case Newline: |
---|
| 1536 | if (fr != NULL) { |
---|
| 1537 | int r; |
---|
| 1538 | if (fTopofil) |
---|
| 1539 | VAL(Tape) = VAL(ToCount) - VAL(FrCount); |
---|
| 1540 | /* Note: frdepth == todepth test works regardless of fDepthChange |
---|
| 1541 | * (frdepth always zero, todepth is change of depth) and also |
---|
| 1542 | * works for STYLE_NORMAL (both remain 0) */ |
---|
| 1543 | if (TSTBIT(pcs->infer, INFER_EQUATES) && |
---|
| 1544 | VAL(Tape) == (real)0.0 && VAL(FrDepth) == VAL(ToDepth)) { |
---|
| 1545 | process_equate(fr, to); |
---|
| 1546 | goto inferred_equate; |
---|
| 1547 | } |
---|
| 1548 | if (fRev) { |
---|
| 1549 | prefix *t = fr; |
---|
| 1550 | fr = to; |
---|
| 1551 | to = t; |
---|
| 1552 | } |
---|
| 1553 | if (fTopofil) { |
---|
| 1554 | VAL(Tape) *= pcs->units[Q_COUNT] * pcs->sc[Q_COUNT]; |
---|
| 1555 | } else { |
---|
| 1556 | VAL(Tape) *= pcs->units[Q_LENGTH]; |
---|
| 1557 | VAL(Tape) -= pcs->z[Q_LENGTH]; |
---|
| 1558 | VAL(Tape) *= pcs->sc[Q_LENGTH]; |
---|
| 1559 | } |
---|
| 1560 | switch (pcs->style) { |
---|
| 1561 | case STYLE_NORMAL: |
---|
| 1562 | r = process_normal(fr, to, (first_stn == To) ^ fRev, |
---|
| 1563 | ctype, backctype); |
---|
| 1564 | break; |
---|
| 1565 | case STYLE_DIVING: |
---|
| 1566 | r = process_diving(fr, to, (first_stn == To) ^ fRev, |
---|
| 1567 | fDepthChange); |
---|
| 1568 | break; |
---|
| 1569 | case STYLE_CYLPOLAR: |
---|
| 1570 | r = process_cylpolar(fr, to, (first_stn == To) ^ fRev, |
---|
| 1571 | fDepthChange); |
---|
| 1572 | break; |
---|
| 1573 | default: |
---|
| 1574 | r = 0; /* avoid warning */ |
---|
| 1575 | BUG("bad style"); |
---|
| 1576 | } |
---|
| 1577 | if (!r) skipline(); |
---|
| 1578 | |
---|
| 1579 | /* Swap fr and to back to how they were for next line */ |
---|
| 1580 | if (fRev) { |
---|
| 1581 | prefix *t = fr; |
---|
| 1582 | fr = to; |
---|
| 1583 | to = t; |
---|
| 1584 | } |
---|
| 1585 | } |
---|
| 1586 | |
---|
| 1587 | fRev = fFalse; |
---|
| 1588 | ctype = backctype = CTYPE_OMIT; |
---|
| 1589 | fDepthChange = fFalse; |
---|
| 1590 | |
---|
| 1591 | /* ordering may omit clino reading, so set up default here */ |
---|
| 1592 | /* this is also used if clino reading is the omit character */ |
---|
| 1593 | VAL(Clino) = VAL(BackClino) = 0; |
---|
| 1594 | |
---|
| 1595 | inferred_equate: |
---|
| 1596 | |
---|
| 1597 | fMulti = fTrue; |
---|
| 1598 | while (1) { |
---|
| 1599 | process_eol(); |
---|
| 1600 | process_bol(); |
---|
| 1601 | if (isData(ch)) break; |
---|
| 1602 | if (!isComm(ch)) { |
---|
| 1603 | push_back(ch); |
---|
| 1604 | return 1; |
---|
| 1605 | } |
---|
| 1606 | } |
---|
| 1607 | break; |
---|
| 1608 | case IgnoreAll: |
---|
| 1609 | skipline(); |
---|
| 1610 | /* fall through */ |
---|
| 1611 | case End: |
---|
| 1612 | if (!fMulti) { |
---|
| 1613 | int r; |
---|
| 1614 | /* Compass ignore flag is 'X' */ |
---|
| 1615 | if ((compass_dat_flags & BIT('X' - 'A'))) { |
---|
| 1616 | process_eol(); |
---|
| 1617 | return 1; |
---|
| 1618 | } |
---|
| 1619 | if (fRev) { |
---|
| 1620 | prefix *t = fr; |
---|
| 1621 | fr = to; |
---|
| 1622 | to = t; |
---|
| 1623 | } |
---|
| 1624 | if (fTopofil) VAL(Tape) = VAL(ToCount) - VAL(FrCount); |
---|
| 1625 | /* Note: frdepth == todepth test works regardless of fDepthChange |
---|
| 1626 | * (frdepth always zero, todepth is change of depth) and also |
---|
| 1627 | * works for STYLE_NORMAL (both remain 0) */ |
---|
| 1628 | if (TSTBIT(pcs->infer, INFER_EQUATES) && |
---|
| 1629 | VAL(Tape) == (real)0.0 && VAL(FrDepth) == VAL(ToDepth)) { |
---|
| 1630 | process_equate(fr, to); |
---|
| 1631 | process_eol(); |
---|
| 1632 | return 1; |
---|
| 1633 | } |
---|
| 1634 | if (fTopofil) { |
---|
| 1635 | VAL(Tape) *= pcs->units[Q_COUNT] * pcs->sc[Q_COUNT]; |
---|
| 1636 | } else { |
---|
| 1637 | VAL(Tape) *= pcs->units[Q_LENGTH]; |
---|
| 1638 | VAL(Tape) -= pcs->z[Q_LENGTH]; |
---|
| 1639 | VAL(Tape) *= pcs->sc[Q_LENGTH]; |
---|
| 1640 | } |
---|
| 1641 | switch (pcs->style) { |
---|
| 1642 | case STYLE_NORMAL: |
---|
| 1643 | r = process_normal(fr, to, (first_stn == To) ^ fRev, |
---|
| 1644 | ctype, backctype); |
---|
| 1645 | break; |
---|
| 1646 | case STYLE_DIVING: |
---|
| 1647 | r = process_diving(fr, to, (first_stn == To) ^ fRev, |
---|
| 1648 | fDepthChange); |
---|
| 1649 | break; |
---|
| 1650 | case STYLE_CYLPOLAR: |
---|
| 1651 | r = process_cylpolar(fr, to, (first_stn == To) ^ fRev, |
---|
| 1652 | fDepthChange); |
---|
| 1653 | break; |
---|
| 1654 | default: |
---|
| 1655 | r = 0; /* Suppress compiler warning */; |
---|
| 1656 | BUG("bad style"); |
---|
| 1657 | } |
---|
| 1658 | |
---|
| 1659 | process_eol(); |
---|
| 1660 | return r; |
---|
| 1661 | } |
---|
| 1662 | do { |
---|
| 1663 | process_eol(); |
---|
| 1664 | process_bol(); |
---|
| 1665 | } while (isComm(ch)); |
---|
| 1666 | goto again; |
---|
| 1667 | default: |
---|
| 1668 | BUG("Unknown reading in ordering"); |
---|
| 1669 | } |
---|
| 1670 | } |
---|
| 1671 | } |
---|
| 1672 | |
---|
| 1673 | static int |
---|
| 1674 | process_lrud(prefix *stn) |
---|
| 1675 | { |
---|
| 1676 | SVX_ASSERT(next_lrud); |
---|
| 1677 | lrud * xsect = osnew(lrud); |
---|
| 1678 | xsect->stn = stn; |
---|
| 1679 | xsect->l = (VAL(Left) * pcs->units[Q_LEFT] - pcs->z[Q_LEFT]) * pcs->sc[Q_LEFT]; |
---|
| 1680 | xsect->r = (VAL(Right) * pcs->units[Q_RIGHT] - pcs->z[Q_RIGHT]) * pcs->sc[Q_RIGHT]; |
---|
| 1681 | xsect->u = (VAL(Up) * pcs->units[Q_UP] - pcs->z[Q_UP]) * pcs->sc[Q_UP]; |
---|
| 1682 | xsect->d = (VAL(Down) * pcs->units[Q_DOWN] - pcs->z[Q_DOWN]) * pcs->sc[Q_DOWN]; |
---|
| 1683 | xsect->meta = pcs->meta; |
---|
| 1684 | if (pcs->meta) ++pcs->meta->ref_count; |
---|
| 1685 | xsect->next = NULL; |
---|
| 1686 | *next_lrud = xsect; |
---|
| 1687 | next_lrud = &(xsect->next); |
---|
| 1688 | |
---|
| 1689 | return 1; |
---|
| 1690 | } |
---|
| 1691 | |
---|
| 1692 | static int |
---|
| 1693 | data_passage(void) |
---|
| 1694 | { |
---|
| 1695 | prefix *stn = NULL; |
---|
| 1696 | reading *ordering; |
---|
| 1697 | |
---|
| 1698 | for (ordering = pcs->ordering ; ; ordering++) { |
---|
| 1699 | skipblanks(); |
---|
| 1700 | switch (*ordering) { |
---|
| 1701 | case Station: |
---|
| 1702 | stn = read_prefix_stn(fFalse, fFalse); |
---|
| 1703 | break; |
---|
| 1704 | case Left: case Right: case Up: case Down: |
---|
| 1705 | read_reading(*ordering, fTrue); |
---|
| 1706 | if (VAL(*ordering) == HUGE_REAL) { |
---|
| 1707 | if (!isOmit(ch)) { |
---|
| 1708 | compile_error_token(/*Expecting numeric field, found `%s'*/9); |
---|
| 1709 | } |
---|
| 1710 | nextch(); |
---|
| 1711 | VAL(*ordering) = -1; |
---|
| 1712 | } |
---|
| 1713 | break; |
---|
| 1714 | case Ignore: |
---|
| 1715 | skipword(); break; |
---|
| 1716 | case IgnoreAll: |
---|
| 1717 | skipline(); |
---|
| 1718 | /* fall through */ |
---|
| 1719 | case End: { |
---|
| 1720 | int r = process_lrud(stn); |
---|
| 1721 | process_eol(); |
---|
| 1722 | return r; |
---|
| 1723 | } |
---|
| 1724 | default: BUG("Unknown reading in ordering"); |
---|
| 1725 | } |
---|
| 1726 | } |
---|
| 1727 | } |
---|
| 1728 | |
---|
| 1729 | static int |
---|
| 1730 | process_nosurvey(prefix *fr, prefix *to, bool fToFirst) |
---|
| 1731 | { |
---|
| 1732 | nosurveylink *link; |
---|
| 1733 | int shape; |
---|
| 1734 | |
---|
| 1735 | /* Suppress "unused fixed point" warnings for these stations |
---|
| 1736 | * We do this if it's a 0 or 1 node - 1 node might be an sdfix |
---|
| 1737 | */ |
---|
| 1738 | shape = fr->shape; |
---|
| 1739 | if (shape == 0 || shape == 1) fr->shape = -1 - shape; |
---|
| 1740 | shape = to->shape; |
---|
| 1741 | if (shape == 0 || shape == 1) to->shape = -1 - shape; |
---|
| 1742 | |
---|
| 1743 | /* add to linked list which is dealt with after network is solved */ |
---|
| 1744 | link = osnew(nosurveylink); |
---|
| 1745 | if (fToFirst) { |
---|
| 1746 | link->to = StnFromPfx(to); |
---|
| 1747 | link->fr = StnFromPfx(fr); |
---|
| 1748 | } else { |
---|
| 1749 | link->fr = StnFromPfx(fr); |
---|
| 1750 | link->to = StnFromPfx(to); |
---|
| 1751 | } |
---|
| 1752 | link->flags = pcs->flags; |
---|
| 1753 | link->meta = pcs->meta; |
---|
| 1754 | if (pcs->meta) ++pcs->meta->ref_count; |
---|
| 1755 | link->next = nosurveyhead; |
---|
| 1756 | nosurveyhead = link; |
---|
| 1757 | return 1; |
---|
| 1758 | } |
---|
| 1759 | |
---|
| 1760 | static int |
---|
| 1761 | data_nosurvey(void) |
---|
| 1762 | { |
---|
| 1763 | prefix *fr = NULL, *to = NULL; |
---|
| 1764 | |
---|
| 1765 | bool fMulti = fFalse; |
---|
| 1766 | |
---|
| 1767 | reading first_stn = End; |
---|
| 1768 | |
---|
| 1769 | reading *ordering; |
---|
| 1770 | |
---|
| 1771 | again: |
---|
| 1772 | |
---|
| 1773 | for (ordering = pcs->ordering ; ; ordering++) { |
---|
| 1774 | skipblanks(); |
---|
| 1775 | switch (*ordering) { |
---|
| 1776 | case Fr: |
---|
| 1777 | fr = read_prefix_stn(fFalse, fTrue); |
---|
| 1778 | if (first_stn == End) first_stn = Fr; |
---|
| 1779 | break; |
---|
| 1780 | case To: |
---|
| 1781 | to = read_prefix_stn(fFalse, fTrue); |
---|
| 1782 | if (first_stn == End) first_stn = To; |
---|
| 1783 | break; |
---|
| 1784 | case Station: |
---|
| 1785 | fr = to; |
---|
| 1786 | to = read_prefix_stn(fFalse, fFalse); |
---|
| 1787 | first_stn = To; |
---|
| 1788 | break; |
---|
| 1789 | case Ignore: |
---|
| 1790 | skipword(); break; |
---|
| 1791 | case IgnoreAllAndNewLine: |
---|
| 1792 | skipline(); |
---|
| 1793 | /* fall through */ |
---|
| 1794 | case Newline: |
---|
| 1795 | if (fr != NULL) { |
---|
| 1796 | int r; |
---|
| 1797 | r = process_nosurvey(fr, to, first_stn == To); |
---|
| 1798 | if (!r) skipline(); |
---|
| 1799 | } |
---|
| 1800 | if (ordering[1] == End) { |
---|
| 1801 | do { |
---|
| 1802 | process_eol(); |
---|
| 1803 | process_bol(); |
---|
| 1804 | } while (isComm(ch)); |
---|
| 1805 | if (!isData(ch)) { |
---|
| 1806 | push_back(ch); |
---|
| 1807 | return 1; |
---|
| 1808 | } |
---|
| 1809 | goto again; |
---|
| 1810 | } |
---|
| 1811 | fMulti = fTrue; |
---|
| 1812 | while (1) { |
---|
| 1813 | process_eol(); |
---|
| 1814 | process_bol(); |
---|
| 1815 | if (isData(ch)) break; |
---|
| 1816 | if (!isComm(ch)) { |
---|
| 1817 | push_back(ch); |
---|
| 1818 | return 1; |
---|
| 1819 | } |
---|
| 1820 | } |
---|
| 1821 | break; |
---|
| 1822 | case IgnoreAll: |
---|
| 1823 | skipline(); |
---|
| 1824 | /* fall through */ |
---|
| 1825 | case End: |
---|
| 1826 | if (!fMulti) { |
---|
| 1827 | int r = process_nosurvey(fr, to, first_stn == To); |
---|
| 1828 | process_eol(); |
---|
| 1829 | return r; |
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| 1830 | } |
---|
| 1831 | do { |
---|
| 1832 | process_eol(); |
---|
| 1833 | process_bol(); |
---|
| 1834 | } while (isComm(ch)); |
---|
| 1835 | goto again; |
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| 1836 | default: BUG("Unknown reading in ordering"); |
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| 1837 | } |
---|
| 1838 | } |
---|
| 1839 | } |
---|
| 1840 | |
---|
| 1841 | /* totally ignore a line of survey data */ |
---|
| 1842 | static int |
---|
| 1843 | data_ignore(void) |
---|
| 1844 | { |
---|
| 1845 | skipline(); |
---|
| 1846 | process_eol(); |
---|
| 1847 | return 1; |
---|
| 1848 | } |
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