[80e25c3] | 1 | /* cad3d.c |
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| 2 | * Converts a .3d file to CAD-like formats (DXF, Sketch) and also Compass PLT. |
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[bd1913f] | 3 | * Also useful as an example of how to use the img code in your own programs |
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| 4 | */ |
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[d1b1380] | 5 | |
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[64d37a3] | 6 | /* Copyright (C) 1994-2004 Olly Betts |
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[0580c6a] | 7 | * Copyright (C) 2004 John Pybus (SVG Output code) |
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[846746e] | 8 | * |
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[89231c4] | 9 | * This program is free software; you can redistribute it and/or modify |
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| 10 | * it under the terms of the GNU General Public License as published by |
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| 11 | * the Free Software Foundation; either version 2 of the License, or |
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| 12 | * (at your option) any later version. |
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[846746e] | 13 | * |
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| 14 | * This program is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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[89231c4] | 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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[846746e] | 18 | * |
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[89231c4] | 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this program; if not, write to the Free Software |
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| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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[846746e] | 22 | */ |
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[d1b1380] | 23 | |
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[80e25c3] | 24 | /* #define DEBUG_CAD3D */ |
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[d1b1380] | 25 | |
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[5ed96af8] | 26 | #ifdef HAVE_CONFIG_H |
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[c418627] | 27 | #include <config.h> |
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| 28 | #endif |
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| 29 | |
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[e1b99fc] | 30 | #include <float.h> |
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[badeec8] | 31 | #include <math.h> |
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[d1b1380] | 32 | #include <stdio.h> |
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| 33 | #include <stdlib.h> |
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[e1b99fc] | 34 | #include <string.h> |
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[5ed96af8] | 35 | |
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[c418627] | 36 | #include "cmdline.h" |
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[e1b99fc] | 37 | #include "debug.h" |
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[fa42426] | 38 | #include "filename.h" |
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[e1b99fc] | 39 | #include "hash.h" |
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| 40 | #include "img.h" |
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[c418627] | 41 | #include "message.h" |
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[e1b99fc] | 42 | #include "useful.h" |
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[c418627] | 43 | |
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[3f60fc8] | 44 | /* default values - can be overridden with --htext and --msize respectively */ |
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| 45 | #define TEXT_HEIGHT 0.6 |
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[c418627] | 46 | #define MARKER_SIZE 0.8 |
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[d1b1380] | 47 | |
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[3abc88e] | 48 | #define GRID_SPACING 100 |
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| 49 | |
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[e343e15f] | 50 | #define POINTS_PER_INCH 72.0 |
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| 51 | #define POINTS_PER_MM (POINTS_PER_INCH / MM_PER_INCH) |
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| 52 | |
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[0580c6a] | 53 | #define SQRT_2 1.41421356237309504880168872420969 |
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| 54 | |
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| 55 | #define LEGS 1 |
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| 56 | #define STNS 2 |
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| 57 | #define LABELS 4 |
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| 58 | |
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[b387524] | 59 | /* default to DXF */ |
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| 60 | #define FMT_DEFAULT FMT_DXF |
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| 61 | |
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[c0f7829] | 62 | static FILE *fh; |
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| 63 | |
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| 64 | /* bounds */ |
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| 65 | static double min_x, min_y, min_z, max_x, max_y, max_z; |
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| 66 | |
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| 67 | static double text_height; /* for station labels */ |
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| 68 | static double marker_size; /* for station markers */ |
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| 69 | static double grid; /* grid spacing (or 0 for no grid) */ |
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[e343e15f] | 70 | static double scale = 500.0; |
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| 71 | static double factor; |
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[0580c6a] | 72 | static const char *unit = "mm"; |
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[c0f7829] | 73 | |
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[5173649] | 74 | static img *pimg; |
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| 75 | static const char *survey = NULL; |
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| 76 | |
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[c0f7829] | 77 | static void |
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| 78 | dxf_header(void) |
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| 79 | { |
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[64d37a3] | 80 | fprintf(fh, "0\nSECTION\n" |
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| 81 | "2\nHEADER\n"); |
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[c0f7829] | 82 | fprintf(fh, "9\n$EXTMIN\n"); /* lower left corner of drawing */ |
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| 83 | fprintf(fh, "10\n%#-.6f\n", min_x); /* x */ |
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| 84 | fprintf(fh, "20\n%#-.6f\n", min_y); /* y */ |
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| 85 | fprintf(fh, "30\n%#-.6f\n", min_z); /* min z */ |
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| 86 | fprintf(fh, "9\n$EXTMAX\n"); /* upper right corner of drawing */ |
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| 87 | fprintf(fh, "10\n%#-.6f\n", max_x); /* x */ |
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| 88 | fprintf(fh, "20\n%#-.6f\n", max_y); /* y */ |
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| 89 | fprintf(fh, "30\n%#-.6f\n", max_z); /* max z */ |
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| 90 | fprintf(fh, "9\n$PDMODE\n70\n3\n"); /* marker style as CROSS */ |
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| 91 | fprintf(fh, "9\n$PDSIZE\n40\n%6.2f\n", marker_size); /* marker size */ |
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| 92 | fprintf(fh, "0\nENDSEC\n"); |
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| 93 | |
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[64d37a3] | 94 | fprintf(fh, "0\nSECTION\n" |
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| 95 | "2\nTABLES\n"); |
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| 96 | fprintf(fh, "0\nTABLE\n" /* Define CONTINUOUS and DASHED line types. */ |
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| 97 | "2\nLTYPE\n" |
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| 98 | "70\n10\n" |
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| 99 | "0\nLTYPE\n" |
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| 100 | "2\nCONTINUOUS\n" |
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| 101 | "70\n64\n" |
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| 102 | "3\nContinuous\n" |
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| 103 | "72\n65\n" |
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| 104 | "73\n0\n" |
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| 105 | "40\n0.0\n" |
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| 106 | "0\nLTYPE\n" |
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| 107 | "2\nDASHED\n" |
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| 108 | "70\n64\n" |
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| 109 | "3\nDashed\n" |
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| 110 | "72\n65\n" |
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| 111 | "73\n2\n" |
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| 112 | "40\n2.5\n" |
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| 113 | "49\n1.25\n" |
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| 114 | "49\n-1.25\n" |
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| 115 | "0\nENDTAB\n"); |
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| 116 | fprintf(fh, "0\nTABLE\n" |
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| 117 | "2\nLAYER\n"); |
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[c0f7829] | 118 | fprintf(fh, "70\n10\n"); /* max # off layers in this DXF file : 10 */ |
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| 119 | /* First Layer: CentreLine */ |
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| 120 | fprintf(fh, "0\nLAYER\n2\nCentreLine\n"); |
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| 121 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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| 122 | fprintf(fh, "62\n5\n"); /* color: kept the same used by SpeleoGen */ |
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| 123 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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| 124 | /* Next Layer: Stations */ |
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| 125 | fprintf(fh, "0\nLAYER\n2\nStations\n"); |
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| 126 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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| 127 | fprintf(fh, "62\n7\n"); /* color: kept the same used by SpeleoGen */ |
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| 128 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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| 129 | /* Next Layer: Labels */ |
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| 130 | fprintf(fh, "0\nLAYER\n2\nLabels\n"); |
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| 131 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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| 132 | fprintf(fh, "62\n7\n"); /* color: kept the same used by SpeleoGen */ |
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| 133 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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[64d37a3] | 134 | /* Next Layer: Surface */ |
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| 135 | fprintf(fh, "0\nLAYER\n2\nSurface\n"); |
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| 136 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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| 137 | fprintf(fh, "62\n5\n"); /* color */ |
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| 138 | fprintf(fh, "6\nDASHED\n"); /* linetype */ |
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| 139 | /* Next Layer: SurfaceStations */ |
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| 140 | fprintf(fh, "0\nLAYER\n2\nSurfaceStations\n"); |
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| 141 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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| 142 | fprintf(fh, "62\n7\n"); /* color */ |
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| 143 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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| 144 | /* Next Layer: SurfaceLabels */ |
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| 145 | fprintf(fh, "0\nLAYER\n2\nSurfaceLabels\n"); |
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| 146 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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| 147 | fprintf(fh, "62\n7\n"); /* color */ |
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| 148 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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[c0f7829] | 149 | if (grid > 0) { |
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| 150 | /* Next Layer: Grid */ |
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| 151 | fprintf(fh, "0\nLAYER\n2\nGrid\n"); |
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| 152 | fprintf(fh, "70\n64\n"); /* shows layer is referenced by entities */ |
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| 153 | fprintf(fh, "62\n7\n"); /* color: kept the same used by SpeleoGen */ |
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| 154 | fprintf(fh, "6\nCONTINUOUS\n"); /* linetype */ |
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| 155 | } |
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[64d37a3] | 156 | fprintf(fh, "0\nENDTAB\n" |
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| 157 | "0\nENDSEC\n"); |
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[c0f7829] | 158 | |
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[64d37a3] | 159 | fprintf(fh, "0\nSECTION\n" |
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| 160 | "2\nENTITIES\n"); |
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[c0f7829] | 161 | |
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| 162 | if (grid > 0) { |
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| 163 | double x, y; |
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| 164 | x = floor(min_x / grid) * grid + grid; |
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| 165 | y = floor(min_y / grid) * grid + grid; |
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[80e25c3] | 166 | #ifdef DEBUG_CAD3D |
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[c0f7829] | 167 | printf("x_min: %f y_min: %f\n", x, y); |
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| 168 | #endif |
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| 169 | while (x < max_x) { |
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| 170 | /* horizontal line */ |
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[421b7d2] | 171 | fprintf(fh, "0\nLINE\n"); |
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| 172 | fprintf(fh, "8\nGrid\n"); /* Layer */ |
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| 173 | fprintf(fh, "10\n%6.2f\n", x); |
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| 174 | fprintf(fh, "20\n%6.2f\n", min_y); |
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| 175 | fprintf(fh, "30\n0\n"); |
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| 176 | fprintf(fh, "11\n%6.2f\n", x); |
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| 177 | fprintf(fh, "21\n%6.2f\n", max_y); |
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| 178 | fprintf(fh, "31\n0\n"); |
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[c0f7829] | 179 | x += grid; |
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| 180 | } |
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| 181 | while (y < max_y) { |
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[421b7d2] | 182 | /* vertical line */ |
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| 183 | fprintf(fh, "0\nLINE\n"); |
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| 184 | fprintf(fh, "8\nGrid\n"); /* Layer */ |
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| 185 | fprintf(fh, "10\n%6.2f\n", min_x); |
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| 186 | fprintf(fh, "20\n%6.2f\n", y); |
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| 187 | fprintf(fh, "30\n0\n"); |
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| 188 | fprintf(fh, "11\n%6.2f\n", max_x); |
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| 189 | fprintf(fh, "21\n%6.2f\n", y); |
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| 190 | fprintf(fh, "31\n0\n"); |
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[c0f7829] | 191 | y += grid; |
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| 192 | } |
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| 193 | } |
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| 194 | } |
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| 195 | |
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| 196 | static void |
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| 197 | dxf_start_pass(int layer) |
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| 198 | { |
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[eb18f4d] | 199 | layer = layer; |
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[c0f7829] | 200 | } |
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| 201 | |
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| 202 | static void |
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[6317ee2] | 203 | dxf_move(const img_point *p) |
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[c0f7829] | 204 | { |
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[64d37a3] | 205 | p = p; /* unused */ |
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[c0f7829] | 206 | } |
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| 207 | |
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| 208 | static void |
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[64d37a3] | 209 | dxf_line(const img_point *p1, const img_point *p, bool fSurface) |
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[c0f7829] | 210 | { |
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| 211 | fprintf(fh, "0\nLINE\n"); |
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[64d37a3] | 212 | fprintf(fh, fSurface ? "8\nSurface\n" : "8\nCentreLine\n"); /* Layer */ |
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[6317ee2] | 213 | fprintf(fh, "10\n%6.2f\n", p1->x); |
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| 214 | fprintf(fh, "20\n%6.2f\n", p1->y); |
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| 215 | fprintf(fh, "30\n%6.2f\n", p1->z); |
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| 216 | fprintf(fh, "11\n%6.2f\n", p->x); |
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| 217 | fprintf(fh, "21\n%6.2f\n", p->y); |
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| 218 | fprintf(fh, "31\n%6.2f\n", p->z); |
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[c0f7829] | 219 | } |
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| 220 | |
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| 221 | static void |
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[64d37a3] | 222 | dxf_label(const img_point *p, const char *s, bool fSurface) |
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[c0f7829] | 223 | { |
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| 224 | /* write station label to dxf file */ |
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| 225 | fprintf(fh, "0\nTEXT\n"); |
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[64d37a3] | 226 | fprintf(fh, fSurface ? "8\nSurfaceLabels\n" : "8\nLabels\n"); /* Layer */ |
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[6317ee2] | 227 | fprintf(fh, "10\n%6.2f\n", p->x); |
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| 228 | fprintf(fh, "20\n%6.2f\n", p->y); |
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| 229 | fprintf(fh, "30\n%6.2f\n", p->z); |
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[c0f7829] | 230 | fprintf(fh, "40\n%6.2f\n", text_height); |
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| 231 | fprintf(fh, "1\n%s\n", s); |
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| 232 | } |
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| 233 | |
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| 234 | static void |
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[64d37a3] | 235 | dxf_cross(const img_point *p, bool fSurface) |
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[c0f7829] | 236 | { |
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| 237 | /* write station marker to dxf file */ |
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| 238 | fprintf(fh, "0\nPOINT\n"); |
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[64d37a3] | 239 | fprintf(fh, fSurface ? "8\nSurfaceStations\n" : "8\nStations\n"); /* Layer */ |
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[6317ee2] | 240 | fprintf(fh, "10\n%6.2f\n", p->x); |
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| 241 | fprintf(fh, "20\n%6.2f\n", p->y); |
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| 242 | fprintf(fh, "30\n%6.2f\n", p->z); |
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[c0f7829] | 243 | } |
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| 244 | |
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| 245 | static void |
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| 246 | dxf_footer(void) |
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| 247 | { |
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| 248 | fprintf(fh, "000\nENDSEC\n"); |
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| 249 | fprintf(fh, "000\nEOF\n"); |
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| 250 | } |
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| 251 | |
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| 252 | static void |
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| 253 | sketch_header(void) |
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| 254 | { |
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| 255 | fprintf(fh, "##Sketch 1 2\n"); /* Sketch file version */ |
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| 256 | fprintf(fh, "document()\n"); |
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[e343e15f] | 257 | fprintf(fh, "layout((%.3f,%.3f),0)\n", |
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| 258 | (max_x - min_x) * factor, (max_y - min_y) * factor); |
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[c0f7829] | 259 | } |
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| 260 | |
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| 261 | static const char *layer_names[] = { |
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| 262 | NULL, |
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| 263 | "Legs", |
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| 264 | "Stations", |
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| 265 | NULL, |
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| 266 | "Labels" |
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| 267 | }; |
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| 268 | |
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| 269 | static void |
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| 270 | sketch_start_pass(int layer) |
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| 271 | { |
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| 272 | fprintf(fh, "layer('%s',1,1,0,0,(0,0,0))\n", layer_names[layer]); |
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| 273 | } |
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| 274 | |
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| 275 | static void |
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[6317ee2] | 276 | sketch_move(const img_point *p) |
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[c0f7829] | 277 | { |
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| 278 | fprintf(fh, "b()\n"); |
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[6317ee2] | 279 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", p->x * factor, p->y * factor, 0.0); |
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[c0f7829] | 280 | } |
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| 281 | |
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| 282 | static void |
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[64d37a3] | 283 | sketch_line(const img_point *p1, const img_point *p, bool fSurface) |
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[c0f7829] | 284 | { |
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[64d37a3] | 285 | fSurface = fSurface; /* unused */ |
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| 286 | p1 = p1; /* unused */ |
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[6317ee2] | 287 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", p->x * factor, p->y * factor, 0.0); |
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[c0f7829] | 288 | } |
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| 289 | |
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| 290 | static void |
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[64d37a3] | 291 | sketch_label(const img_point *p, const char *s, bool fSurface) |
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[c0f7829] | 292 | { |
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[64d37a3] | 293 | fSurface = fSurface; /* unused */ |
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[c0f7829] | 294 | fprintf(fh, "fp((0,0,0))\n"); |
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| 295 | fprintf(fh, "le()\n"); |
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| 296 | fprintf(fh, "Fn('Times-Roman')\n"); |
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| 297 | fprintf(fh, "Fs(5)\n"); |
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| 298 | fprintf(fh, "txt('"); |
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| 299 | while (*s) { |
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| 300 | int ch = *s++; |
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| 301 | if (ch == '\'' || ch == '\\') putc('\\', fh); |
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| 302 | putc(ch, fh); |
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| 303 | } |
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[6317ee2] | 304 | fprintf(fh, "',(%.3f,%.3f))\n", p->x * factor, p->y * factor); |
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[c0f7829] | 305 | } |
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| 306 | |
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| 307 | static void |
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[64d37a3] | 308 | sketch_cross(const img_point *p, bool fSurface) |
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[c0f7829] | 309 | { |
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[64d37a3] | 310 | fSurface = fSurface; /* unused */ |
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[c0f7829] | 311 | fprintf(fh, "b()\n"); |
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| 312 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
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[6317ee2] | 313 | p->x * factor - MARKER_SIZE, p->y * factor - MARKER_SIZE, 0.0); |
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[c0f7829] | 314 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
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[6317ee2] | 315 | p->x * factor + MARKER_SIZE, p->y * factor + MARKER_SIZE, 0.0); |
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[c0f7829] | 316 | fprintf(fh, "bn()\n"); |
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| 317 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
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[6317ee2] | 318 | p->x * factor + MARKER_SIZE, p->y * factor - MARKER_SIZE, 0.0); |
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[c0f7829] | 319 | fprintf(fh, "bs(%.3f,%.3f,%.3f)\n", |
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[6317ee2] | 320 | p->x * factor - MARKER_SIZE, p->y * factor + MARKER_SIZE, 0.0); |
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[c0f7829] | 321 | } |
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| 322 | |
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| 323 | static void |
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| 324 | sketch_footer(void) |
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| 325 | { |
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| 326 | fprintf(fh, "guidelayer('Guide Lines',1,0,0,1,(0,0,1))\n"); |
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[e343e15f] | 327 | if (grid) { |
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| 328 | fprintf(fh, "grid((0,0,%.3f,%.3f),1,(0,0,1),'Grid')\n", |
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| 329 | grid * factor, grid * factor); |
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| 330 | } |
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[c0f7829] | 331 | } |
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| 332 | |
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[e1b99fc] | 333 | typedef struct point { |
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| 334 | img_point p; |
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| 335 | const char *label; |
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| 336 | struct point *next; |
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| 337 | } point; |
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| 338 | |
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[63dc4eb] | 339 | #define HTAB_SIZE 0x2000 |
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| 340 | |
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[e1b99fc] | 341 | static point **htab; |
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| 342 | |
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| 343 | static void |
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[6317ee2] | 344 | set_name(const img_point *p, const char *s) |
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[e1b99fc] | 345 | { |
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| 346 | int hash; |
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| 347 | point *pt; |
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| 348 | union { |
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| 349 | char data[sizeof(int) * 3]; |
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| 350 | int x[3]; |
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| 351 | } u; |
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[5757725] | 352 | |
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[63dc4eb] | 353 | u.x[0] = (int)(p->x * 100); |
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| 354 | u.x[1] = (int)(p->y * 100); |
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| 355 | u.x[2] = (int)(p->z * 100); |
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| 356 | hash = (hash_data(u.data, sizeof(int) * 3) & (HTAB_SIZE - 1)); |
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[e1b99fc] | 357 | for (pt = htab[hash]; pt; pt = pt->next) { |
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[6317ee2] | 358 | if (pt->p.x == p->x && pt->p.y == p->y && pt->p.z == p->z) { |
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[0580c6a] | 359 | /* already got name for these coordinates */ |
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| 360 | /* FIXME: what about multiple names for the same station? */ |
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| 361 | return; |
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[e1b99fc] | 362 | } |
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| 363 | } |
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| 364 | |
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| 365 | pt = osnew(point); |
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| 366 | pt->label = osstrdup(s); |
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[6317ee2] | 367 | pt->p = *p; |
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[e1b99fc] | 368 | pt->next = htab[hash]; |
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| 369 | htab[hash] = pt; |
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| 370 | |
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| 371 | return; |
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| 372 | } |
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| 373 | |
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| 374 | static const char * |
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| 375 | find_name(const img_point *p) |
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| 376 | { |
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| 377 | int hash; |
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| 378 | point *pt; |
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| 379 | union { |
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| 380 | char data[sizeof(int) * 3]; |
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| 381 | int x[3]; |
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| 382 | } u; |
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[4c07c51] | 383 | SVX_ASSERT(p); |
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[5757725] | 384 | |
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[63dc4eb] | 385 | u.x[0] = (int)(p->x * 100); |
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| 386 | u.x[1] = (int)(p->y * 100); |
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| 387 | u.x[2] = (int)(p->z * 100); |
---|
| 388 | hash = (hash_data(u.data, sizeof(int) * 3) & (HTAB_SIZE - 1)); |
---|
[e1b99fc] | 389 | for (pt = htab[hash]; pt; pt = pt->next) { |
---|
| 390 | if (pt->p.x == p->x && pt->p.y == p->y && pt->p.z == p->z) |
---|
| 391 | return pt->label; |
---|
| 392 | } |
---|
| 393 | return "?"; |
---|
| 394 | } |
---|
| 395 | |
---|
[0580c6a] | 396 | static void |
---|
| 397 | svg_header(void) |
---|
| 398 | { |
---|
| 399 | size_t i; |
---|
| 400 | htab = osmalloc(HTAB_SIZE * ossizeof(point *)); |
---|
| 401 | for (i = 0; i < HTAB_SIZE; ++i) htab[i] = NULL; |
---|
| 402 | fprintf(fh, "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n"); |
---|
| 403 | fprintf(fh, "<svg width=\"%.3f%s\" height=\"%.3f%s\"" |
---|
| 404 | " viewBox=\"0 0 %0.3f %0.3f\">\n", |
---|
| 405 | (max_x - min_x) * factor, unit, (max_y - min_y) * factor, unit, |
---|
| 406 | (max_x - min_x) * factor, (max_y - min_y) * factor ); |
---|
| 407 | fprintf(fh, "<g transform=\"translate(%.3f %.3f)\">\n", |
---|
| 408 | min_x * -factor, max_y * factor); |
---|
| 409 | } |
---|
| 410 | |
---|
| 411 | static bool to_close = 0; |
---|
| 412 | static bool close_g = 0; |
---|
| 413 | |
---|
| 414 | static void |
---|
| 415 | svg_start_pass(int layer) |
---|
| 416 | { |
---|
| 417 | if (to_close) { |
---|
| 418 | fprintf(fh, "\"/>\n"); |
---|
| 419 | to_close = 0; |
---|
| 420 | } |
---|
| 421 | if (close_g) { |
---|
| 422 | fprintf(fh, "</g>\n"); |
---|
| 423 | } |
---|
| 424 | close_g = 1; |
---|
| 425 | |
---|
| 426 | fprintf(fh, "<g id=\"%s\"", layer_names[layer]); |
---|
| 427 | if (layer & LEGS) |
---|
| 428 | fprintf(fh, " style=\"stroke:black;fill:none;stroke-width:0.4\""); |
---|
| 429 | else if (layer & STNS) |
---|
| 430 | fprintf(fh, " style=\"stroke:black;fill:none;stroke-width:0.05\""); |
---|
| 431 | else if (layer & LABELS) |
---|
| 432 | fprintf(fh, " style=\"font-size:%.3f\"", text_height); |
---|
| 433 | fprintf(fh, ">\n"); |
---|
| 434 | } |
---|
| 435 | |
---|
| 436 | static void |
---|
| 437 | svg_move(const img_point *p) |
---|
| 438 | { |
---|
| 439 | if (to_close) { |
---|
| 440 | fprintf(fh, "\"/>\n"); |
---|
| 441 | } |
---|
| 442 | fprintf(fh, "<path d=\"M %.3f %.3f", p->x * factor, p->y * -factor); |
---|
| 443 | to_close = 1; |
---|
| 444 | } |
---|
| 445 | |
---|
| 446 | static void |
---|
| 447 | svg_line(const img_point *p1, const img_point *p, bool fSurface) |
---|
| 448 | { |
---|
| 449 | fSurface = fSurface; /* unused */ |
---|
| 450 | p1 = p1; /* unused */ |
---|
| 451 | fprintf(fh, "L%.3f %.3f", p->x * factor, p->y * -factor); |
---|
| 452 | to_close = 1; |
---|
| 453 | } |
---|
| 454 | |
---|
| 455 | static void |
---|
| 456 | svg_label(const img_point *p, const char *s, bool fSurface) |
---|
| 457 | { |
---|
| 458 | fSurface = fSurface; /* unused */ |
---|
| 459 | fprintf(fh, "<text transform=\"translate(%.3f %.3f)\">", |
---|
| 460 | p->x * factor, p->y * -factor); |
---|
| 461 | fprintf(fh, s); |
---|
| 462 | fprintf(fh, "</text>\n"); |
---|
| 463 | set_name(p, s); |
---|
| 464 | } |
---|
| 465 | |
---|
| 466 | static void |
---|
| 467 | svg_cross(const img_point *p, bool fSurface) |
---|
| 468 | { |
---|
| 469 | fSurface = fSurface; /* unused */ |
---|
| 470 | fprintf(fh, "<circle id=\"%s\" cx=\"%.3f\" cy=\"%.3f\" r=\"%.3f\"/>\n", |
---|
| 471 | find_name(p), p->x * factor, p->y * -factor, MARKER_SIZE * SQRT_2); |
---|
| 472 | fprintf(fh, "<path d=\"M%.3f %.3fL%.3f %.3fM%.3f %.3fL%.3f %.3f\"/>\n", |
---|
| 473 | p->x * factor - MARKER_SIZE, p->y * -factor - MARKER_SIZE, |
---|
| 474 | p->x * factor + MARKER_SIZE, p->y * -factor + MARKER_SIZE, |
---|
| 475 | p->x * factor + MARKER_SIZE, p->y * -factor - MARKER_SIZE, |
---|
| 476 | p->x * factor - MARKER_SIZE, p->y * -factor + MARKER_SIZE ); |
---|
| 477 | } |
---|
| 478 | |
---|
| 479 | static void |
---|
| 480 | svg_footer(void) //// |
---|
| 481 | { |
---|
| 482 | if (to_close) { |
---|
| 483 | fprintf(fh, "\"/>\n"); |
---|
| 484 | to_close = 0; |
---|
| 485 | } |
---|
| 486 | fprintf(fh, "</g>\n"); |
---|
| 487 | fprintf(fh, "</g>\n</svg>"); |
---|
| 488 | } |
---|
| 489 | |
---|
| 490 | static void |
---|
| 491 | plt_header(void) |
---|
| 492 | { |
---|
| 493 | size_t i; |
---|
| 494 | htab = osmalloc(HTAB_SIZE * ossizeof(point *)); |
---|
| 495 | for (i = 0; i < HTAB_SIZE; ++i) htab[i] = NULL; |
---|
| 496 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
| 497 | fprintf(fh, "Z %.3f %.3f %.3f %.3f %.3f %.3f\r\n", |
---|
| 498 | min_y / METRES_PER_FOOT, max_y / METRES_PER_FOOT, |
---|
| 499 | min_x / METRES_PER_FOOT, max_x / METRES_PER_FOOT, |
---|
| 500 | min_z / METRES_PER_FOOT, max_z / METRES_PER_FOOT); |
---|
| 501 | fprintf(fh, "N%s D 1 1 1 C%s\r\n", survey ? survey : "X", pimg->title); |
---|
| 502 | } |
---|
| 503 | |
---|
| 504 | static void |
---|
| 505 | plt_start_pass(int layer) |
---|
| 506 | { |
---|
| 507 | layer = layer; |
---|
| 508 | } |
---|
| 509 | |
---|
[e1b99fc] | 510 | static void |
---|
[6317ee2] | 511 | plt_move(const img_point *p) |
---|
[e1b99fc] | 512 | { |
---|
| 513 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
| 514 | fprintf(fh, "M %.3f %.3f %.3f ", |
---|
[6317ee2] | 515 | p->y / METRES_PER_FOOT, p->x / METRES_PER_FOOT, p->z / METRES_PER_FOOT); |
---|
[1b5a73d] | 516 | /* dummy passage dimensions are required to avoid compass bug */ |
---|
| 517 | fprintf(fh, "S%s P -9 -9 -9 -9\r\n", find_name(p)); |
---|
[e1b99fc] | 518 | } |
---|
| 519 | |
---|
| 520 | static void |
---|
[64d37a3] | 521 | plt_line(const img_point *p1, const img_point *p, bool fSurface) |
---|
[e1b99fc] | 522 | { |
---|
[64d37a3] | 523 | fSurface = fSurface; /* unused */ |
---|
| 524 | p1 = p1; /* unused */ |
---|
[e1b99fc] | 525 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
| 526 | fprintf(fh, "D %.3f %.3f %.3f ", |
---|
[6317ee2] | 527 | p->y / METRES_PER_FOOT, p->x / METRES_PER_FOOT, p->z / METRES_PER_FOOT); |
---|
[1b5a73d] | 528 | /* dummy passage dimensions are required to avoid compass bug */ |
---|
| 529 | fprintf(fh, "S%s P -9 -9 -9 -9\r\n", find_name(p)); |
---|
[e1b99fc] | 530 | } |
---|
| 531 | |
---|
| 532 | static void |
---|
[64d37a3] | 533 | plt_label(const img_point *p, const char *s, bool fSurface) |
---|
[e1b99fc] | 534 | { |
---|
[64d37a3] | 535 | fSurface = fSurface; /* unused */ |
---|
[e1b99fc] | 536 | /* FIXME: also ctrl characters - ought to remap them, not give up */ |
---|
| 537 | if (strchr(s, ' ')) { |
---|
| 538 | fprintf(stderr, "PLT format can't cope with spaces in station names\n"); |
---|
| 539 | exit(1); |
---|
| 540 | } |
---|
[5757725] | 541 | set_name(p, s); |
---|
[e1b99fc] | 542 | } |
---|
| 543 | |
---|
| 544 | static void |
---|
[64d37a3] | 545 | plt_cross(const img_point *p, bool fSurface) |
---|
[e1b99fc] | 546 | { |
---|
[64d37a3] | 547 | fSurface = fSurface; /* unused */ |
---|
| 548 | p = p; /* unused */ |
---|
[e1b99fc] | 549 | } |
---|
| 550 | |
---|
| 551 | static void |
---|
| 552 | plt_footer(void) |
---|
| 553 | { |
---|
[5173649] | 554 | /* Survex is E, N, Alt - PLT file is N, E, Alt */ |
---|
| 555 | fprintf(fh, "X %.3f %.3f %.3f %.3f %.3f %.3f\r\n", |
---|
| 556 | min_y / METRES_PER_FOOT, max_y / METRES_PER_FOOT, |
---|
| 557 | min_x / METRES_PER_FOOT, max_x / METRES_PER_FOOT, |
---|
| 558 | min_z / METRES_PER_FOOT, max_z / METRES_PER_FOOT); |
---|
[e1b99fc] | 559 | /* Yucky DOS "end of textfile" marker */ |
---|
[6317ee2] | 560 | putc('\x1a', fh); |
---|
[e1b99fc] | 561 | } |
---|
| 562 | |
---|
[c0f7829] | 563 | static int dxf_passes[] = { LEGS|STNS|LABELS, 0 }; |
---|
| 564 | static int sketch_passes[] = { LEGS, STNS, LABELS, 0 }; |
---|
[e1b99fc] | 565 | static int plt_passes[] = { LABELS, LEGS, 0 }; |
---|
[0580c6a] | 566 | static int svg_passes[] = { LEGS, LABELS, STNS, 0 }; |
---|
[c0f7829] | 567 | |
---|
[0a830d7] | 568 | int |
---|
| 569 | main(int argc, char **argv) |
---|
| 570 | { |
---|
[c0f7829] | 571 | char *fnm_3d, *fnm_out; |
---|
[c418627] | 572 | unsigned char labels, crosses, legs; |
---|
[d1b1380] | 573 | int item; |
---|
[493c523] | 574 | int fSeenMove = 0; |
---|
[0ed0e16] | 575 | img_point p, p1; |
---|
[9624a5a] | 576 | int elevation = 0; |
---|
| 577 | double elev_angle = 0; |
---|
| 578 | double s = 0, c = 0; |
---|
[0580c6a] | 579 | enum { FMT_DXF = 0, FMT_SKETCH, FMT_PLT, FMT_SVG, FMT_AUTO } format; |
---|
| 580 | static const char *extensions[] = { "dxf", "sk", "plt", "svg" }; |
---|
[c0f7829] | 581 | int *pass; |
---|
| 582 | |
---|
| 583 | void (*header)(void); |
---|
| 584 | void (*start_pass)(int); |
---|
[6317ee2] | 585 | void (*move)(const img_point *); |
---|
[64d37a3] | 586 | void (*line)(const img_point *, const img_point *, bool); |
---|
| 587 | void (*label)(const img_point *, const char *, bool); |
---|
| 588 | void (*cross)(const img_point *, bool); |
---|
[c0f7829] | 589 | void (*footer)(void); |
---|
[6317ee2] | 590 | const char *mode = "w"; /* default to text output */ |
---|
[d1b1380] | 591 | |
---|
[647407d] | 592 | /* TRANSLATE */ |
---|
[c418627] | 593 | static const struct option long_opts[] = { |
---|
| 594 | /* const char *name; int has_arg (0 no_argument, 1 required, 2 options_*); int *flag; int val */ |
---|
[76bbb7c9] | 595 | {"survey", required_argument, 0, 's'}, |
---|
[c418627] | 596 | {"no-crosses", no_argument, 0, 'c'}, |
---|
| 597 | {"no-station-names", no_argument, 0, 'n'}, |
---|
| 598 | {"no-legs", no_argument, 0, 'l'}, |
---|
[3abc88e] | 599 | {"grid", optional_argument, 0, 'g'}, |
---|
[9c5aca6] | 600 | {"text-height", required_argument, 0, 't'}, |
---|
| 601 | {"marker-size", required_argument, 0, 'm'}, |
---|
[9624a5a] | 602 | {"elevation", required_argument, 0, 'e'}, |
---|
[e343e15f] | 603 | {"reduction", required_argument, 0, 'r'}, |
---|
[421b7d2] | 604 | {"dxf", no_argument, 0, 'D'}, |
---|
| 605 | {"sketch", no_argument, 0, 'S'}, |
---|
[e1b99fc] | 606 | {"plt", no_argument, 0, 'P'}, |
---|
[0580c6a] | 607 | {"svg", no_argument, 0, 'V'}, |
---|
[c418627] | 608 | {"help", no_argument, 0, HLP_HELP}, |
---|
[83643569] | 609 | {"version", no_argument, 0, HLP_VERSION}, |
---|
[c418627] | 610 | {0,0,0,0} |
---|
| 611 | }; |
---|
[d1b1380] | 612 | |
---|
[0580c6a] | 613 | #define short_opts "s:cnlg::t:m:e:r:DSPV" |
---|
[421b7d2] | 614 | |
---|
[647407d] | 615 | /* TRANSLATE */ |
---|
[c418627] | 616 | static struct help_msg help[] = { |
---|
[76bbb7c9] | 617 | {HLP_ENCODELONG(0), "only load the sub-survey with this prefix"}, |
---|
| 618 | {HLP_ENCODELONG(1), "do not generate station markers"}, |
---|
| 619 | {HLP_ENCODELONG(2), "do not generate station labels"}, |
---|
| 620 | {HLP_ENCODELONG(3), "do not generate the survey legs"}, |
---|
[e343e15f] | 621 | {HLP_ENCODELONG(4), "generate grid (default "STRING(GRID_SPACING)"m)"}, |
---|
| 622 | {HLP_ENCODELONG(5), "station labels text height (default "STRING(TEXT_HEIGHT)")"}, |
---|
| 623 | {HLP_ENCODELONG(6), "station marker size (default "STRING(MARKER_SIZE)")"}, |
---|
[76bbb7c9] | 624 | {HLP_ENCODELONG(7), "produce an elevation view"}, |
---|
[e343e15f] | 625 | {HLP_ENCODELONG(8), "factor to scale down by (default 500)"}, |
---|
| 626 | {HLP_ENCODELONG(9), "produce DXF output"}, |
---|
[b387524] | 627 | {HLP_ENCODELONG(10), "produce Sketch output"}, |
---|
[e1b99fc] | 628 | {HLP_ENCODELONG(11), "produce Compass PLT output for Carto"}, |
---|
[0580c6a] | 629 | {HLP_ENCODELONG(12), "produce SVG output"}, |
---|
[cb3d1e2] | 630 | {0,0} |
---|
[c418627] | 631 | }; |
---|
| 632 | |
---|
[bdfe97f] | 633 | msg_init(argv); |
---|
[c418627] | 634 | |
---|
| 635 | /* Defaults */ |
---|
| 636 | crosses = 1; |
---|
| 637 | labels = 1; |
---|
| 638 | legs = 1; |
---|
[3abc88e] | 639 | grid = 0; |
---|
[c418627] | 640 | text_height = TEXT_HEIGHT; |
---|
| 641 | marker_size = MARKER_SIZE; |
---|
[b387524] | 642 | format = FMT_AUTO; |
---|
[c418627] | 643 | |
---|
[493c523] | 644 | cmdline_init(argc, argv, short_opts, long_opts, NULL, help, 1, 2); |
---|
[cb3d1e2] | 645 | while (1) { |
---|
[9c5aca6] | 646 | int opt = cmdline_getopt(); |
---|
[c418627] | 647 | if (opt == EOF) break; |
---|
| 648 | switch (opt) { |
---|
[9624a5a] | 649 | case 'e': /* Elevation */ |
---|
| 650 | elevation = 1; |
---|
| 651 | elev_angle = cmdline_double_arg(); |
---|
[421b7d2] | 652 | break; |
---|
[c418627] | 653 | case 'c': /* Crosses */ |
---|
[421b7d2] | 654 | crosses = 0; |
---|
| 655 | break; |
---|
[c418627] | 656 | case 'n': /* Labels */ |
---|
| 657 | labels = 0; |
---|
| 658 | break; |
---|
| 659 | case 'l': /* Legs */ |
---|
| 660 | legs = 0; |
---|
| 661 | break; |
---|
[3abc88e] | 662 | case 'g': /* Grid */ |
---|
[e343e15f] | 663 | if (optarg) { |
---|
[3abc88e] | 664 | grid = cmdline_double_arg(); |
---|
[e343e15f] | 665 | } else { |
---|
| 666 | grid = (double)GRID_SPACING; |
---|
| 667 | } |
---|
| 668 | break; |
---|
| 669 | case 'r': /* Reduction factor */ |
---|
| 670 | scale = cmdline_double_arg(); |
---|
[3abc88e] | 671 | break; |
---|
[c418627] | 672 | case 't': /* Text height */ |
---|
[acc20b1] | 673 | text_height = cmdline_double_arg(); |
---|
[80e25c3] | 674 | #ifdef DEBUG_CAD3D |
---|
[759fb47] | 675 | printf("Text Height: `%s' input, converted to %6.2f\n", optarg, text_height); |
---|
[c418627] | 676 | #endif |
---|
| 677 | break; |
---|
| 678 | case 'm': /* Marker size */ |
---|
[acc20b1] | 679 | marker_size = cmdline_double_arg(); |
---|
[80e25c3] | 680 | #ifdef DEBUG_CAD3D |
---|
[759fb47] | 681 | printf("Marker Size: `%s', converted to %6.2f\n", optarg, marker_size); |
---|
[c418627] | 682 | #endif |
---|
| 683 | break; |
---|
[c0f7829] | 684 | case 'D': |
---|
| 685 | format = FMT_DXF; |
---|
| 686 | break; |
---|
| 687 | case 'S': |
---|
| 688 | format = FMT_SKETCH; |
---|
| 689 | break; |
---|
[e1b99fc] | 690 | case 'P': |
---|
| 691 | format = FMT_PLT; |
---|
| 692 | break; |
---|
[0580c6a] | 693 | case 'V': |
---|
| 694 | format = FMT_SVG; |
---|
| 695 | break; |
---|
[76bbb7c9] | 696 | case 's': |
---|
| 697 | survey = optarg; |
---|
| 698 | break; |
---|
[80e25c3] | 699 | #ifdef DEBUG_CAD3D |
---|
[c418627] | 700 | default: |
---|
[9624a5a] | 701 | printf("Internal Error: 'getopt' returned '%c' %d\n", opt, opt); |
---|
[9c5aca6] | 702 | #endif |
---|
[c418627] | 703 | } |
---|
[cb3d1e2] | 704 | } |
---|
[c418627] | 705 | |
---|
[b387524] | 706 | fnm_3d = argv[optind++]; |
---|
| 707 | if (argv[optind]) { |
---|
| 708 | fnm_out = argv[optind]; |
---|
| 709 | if (format == FMT_AUTO) { |
---|
| 710 | size_t i; |
---|
| 711 | size_t len = strlen(fnm_out); |
---|
| 712 | format = FMT_DEFAULT; |
---|
| 713 | for (i = 0; i < FMT_AUTO; ++i) { |
---|
| 714 | size_t l = strlen(extensions[i]); |
---|
| 715 | if (len > l + 1 && fnm_out[len - l - 1] == FNM_SEP_EXT && |
---|
| 716 | strcasecmp(fnm_out + len - l, extensions[i]) == 0) { |
---|
| 717 | format = i; |
---|
| 718 | break; |
---|
| 719 | } |
---|
| 720 | } |
---|
| 721 | } |
---|
| 722 | } else { |
---|
| 723 | char *baseleaf = baseleaf_from_fnm(fnm_3d); |
---|
| 724 | if (format == FMT_AUTO) format = FMT_DEFAULT; |
---|
[6317ee2] | 725 | /* note : memory allocated by fnm_out gets leaked in this case... */ |
---|
[b387524] | 726 | fnm_out = add_ext(baseleaf, extensions[format]); |
---|
| 727 | osfree(baseleaf); |
---|
| 728 | } |
---|
| 729 | |
---|
[c0f7829] | 730 | switch (format) { |
---|
| 731 | case FMT_DXF: |
---|
| 732 | header = dxf_header; |
---|
| 733 | start_pass = dxf_start_pass; |
---|
| 734 | move = dxf_move; |
---|
| 735 | line = dxf_line; |
---|
| 736 | label = dxf_label; |
---|
| 737 | cross = dxf_cross; |
---|
| 738 | footer = dxf_footer; |
---|
| 739 | pass = dxf_passes; |
---|
| 740 | break; |
---|
| 741 | case FMT_SKETCH: |
---|
| 742 | header = sketch_header; |
---|
| 743 | start_pass = sketch_start_pass; |
---|
| 744 | move = sketch_move; |
---|
| 745 | line = sketch_line; |
---|
| 746 | label = sketch_label; |
---|
| 747 | cross = sketch_cross; |
---|
| 748 | footer = sketch_footer; |
---|
| 749 | pass = sketch_passes; |
---|
[e343e15f] | 750 | factor = POINTS_PER_MM * 1000.0 / scale; |
---|
[6317ee2] | 751 | mode = "wb"; /* Binary file output */ |
---|
[c0f7829] | 752 | break; |
---|
[e1b99fc] | 753 | case FMT_PLT: |
---|
| 754 | header = plt_header; |
---|
| 755 | start_pass = plt_start_pass; |
---|
| 756 | move = plt_move; |
---|
| 757 | line = plt_line; |
---|
| 758 | label = plt_label; |
---|
| 759 | cross = plt_cross; |
---|
| 760 | footer = plt_footer; |
---|
| 761 | pass = plt_passes; |
---|
[6317ee2] | 762 | mode = "wb"; /* Binary file output */ |
---|
[e1b99fc] | 763 | break; |
---|
[0580c6a] | 764 | case FMT_SVG: |
---|
| 765 | header = svg_header; |
---|
| 766 | start_pass = svg_start_pass; |
---|
| 767 | move = svg_move; |
---|
| 768 | line = svg_line; |
---|
| 769 | label = svg_label; |
---|
| 770 | cross = svg_cross; |
---|
| 771 | footer = svg_footer; |
---|
| 772 | pass = svg_passes; |
---|
| 773 | factor = 1000.0 / scale; |
---|
| 774 | mode = "wb"; /* Binary file output */ |
---|
| 775 | break; |
---|
[c0f7829] | 776 | default: |
---|
| 777 | exit(1); |
---|
| 778 | } |
---|
| 779 | |
---|
[a2ad284] | 780 | pimg = img_open_survey(fnm_3d, survey); |
---|
[c0f7829] | 781 | if (!pimg) fatalerror(img_error(), fnm_3d); |
---|
[d1b1380] | 782 | |
---|
[6317ee2] | 783 | fh = safe_fopen(fnm_out, mode); |
---|
[9c5aca6] | 784 | |
---|
[9624a5a] | 785 | if (elevation) { |
---|
[e343e15f] | 786 | s = sin(rad(elev_angle)); |
---|
| 787 | c = cos(rad(elev_angle)); |
---|
[9624a5a] | 788 | } |
---|
[cb3d1e2] | 789 | |
---|
[c418627] | 790 | /* Get drawing corners */ |
---|
[ee7bafa] | 791 | min_x = min_y = min_z = HUGE_VAL; |
---|
| 792 | max_x = max_y = max_z = -HUGE_VAL; |
---|
[a420b49] | 793 | do { |
---|
[23f7ea7] | 794 | item = img_read_item(pimg, &p); |
---|
[9624a5a] | 795 | |
---|
| 796 | if (elevation) { |
---|
[e343e15f] | 797 | double xnew = p.x * c - p.y * s; |
---|
| 798 | double znew = - p.x * s - p.y * c; |
---|
| 799 | p.y = p.z; |
---|
| 800 | p.z = znew; |
---|
| 801 | p.x = xnew; |
---|
[9624a5a] | 802 | } |
---|
| 803 | |
---|
[a420b49] | 804 | switch (item) { |
---|
[0a830d7] | 805 | case img_MOVE: case img_LINE: case img_LABEL: |
---|
[421b7d2] | 806 | if (p.x < min_x) min_x = p.x; |
---|
| 807 | if (p.x > max_x) max_x = p.x; |
---|
| 808 | if (p.y < min_y) min_y = p.y; |
---|
| 809 | if (p.y > max_y) max_y = p.y; |
---|
| 810 | if (p.z < min_z) min_z = p.z; |
---|
| 811 | if (p.z > max_z) max_z = p.z; |
---|
| 812 | break; |
---|
[a420b49] | 813 | } |
---|
[cb3d1e2] | 814 | } while (item != img_STOP); |
---|
[9c5aca6] | 815 | |
---|
[3abc88e] | 816 | if (grid > 0) { |
---|
| 817 | min_x -= grid / 2; |
---|
| 818 | max_x += grid / 2; |
---|
| 819 | min_y -= grid / 2; |
---|
| 820 | max_y += grid / 2; |
---|
| 821 | } |
---|
| 822 | |
---|
[9c5aca6] | 823 | /* handle empty file gracefully */ |
---|
| 824 | if (min_x > max_x) { |
---|
| 825 | min_x = min_y = min_z = 0; |
---|
| 826 | max_x = max_y = max_z = 0; |
---|
| 827 | } |
---|
[cb3d1e2] | 828 | |
---|
[c418627] | 829 | /* Header */ |
---|
[c0f7829] | 830 | header(); |
---|
| 831 | |
---|
| 832 | p1.x = p1.y = p1.z = 0; /* avoid compiler warning */ |
---|
| 833 | |
---|
| 834 | while (*pass) { |
---|
[421b7d2] | 835 | if (((*pass & LEGS) && legs) || |
---|
[c0f7829] | 836 | ((*pass & STNS) && crosses) || |
---|
| 837 | ((*pass & LABELS) && labels)) { |
---|
| 838 | img_rewind(pimg); |
---|
| 839 | start_pass(*pass); |
---|
| 840 | do { |
---|
[23f7ea7] | 841 | item = img_read_item(pimg, &p); |
---|
[c0f7829] | 842 | |
---|
| 843 | if (format == FMT_SKETCH) { |
---|
| 844 | p.x -= min_x; |
---|
| 845 | p.y -= min_y; |
---|
| 846 | p.z -= min_z; |
---|
| 847 | } |
---|
[d1b1380] | 848 | |
---|
[c0f7829] | 849 | if (elevation) { |
---|
| 850 | double xnew = p.x * c - p.y * s; |
---|
| 851 | double znew = - p.x * s - p.y * c; |
---|
| 852 | p.y = p.z; |
---|
| 853 | p.z = znew; |
---|
| 854 | p.x = xnew; |
---|
| 855 | } |
---|
[9c5aca6] | 856 | |
---|
[c0f7829] | 857 | switch (item) { |
---|
| 858 | case img_BAD: |
---|
| 859 | img_close(pimg); |
---|
| 860 | fatalerror(/*Bad 3d image file `%s'*/106, fnm_3d); |
---|
| 861 | break; |
---|
| 862 | case img_LINE: |
---|
[80e25c3] | 863 | #ifdef DEBUG_CAD3D |
---|
[c0f7829] | 864 | printf("line to %9.2f %9.2f %9.2f\n", p.x, p.y, p.z); |
---|
[f2588ca] | 865 | #endif |
---|
[c0f7829] | 866 | if (!fSeenMove) { |
---|
[80e25c3] | 867 | #ifdef DEBUG_CAD3D |
---|
[1a3eb43] | 868 | printf("Something is wrong -- img_LINE before any img_MOVE!\n"); |
---|
[d1b1380] | 869 | #endif |
---|
[c0f7829] | 870 | img_close(pimg); |
---|
| 871 | fatalerror(/*Bad 3d image file `%s'*/106, fnm_3d); |
---|
| 872 | } |
---|
[64d37a3] | 873 | if ((*pass & LEGS) && legs) |
---|
| 874 | line(&p1, &p, pimg->flags & img_FLAG_SURFACE); |
---|
[c0f7829] | 875 | p1 = p; |
---|
| 876 | break; |
---|
| 877 | case img_MOVE: |
---|
[80e25c3] | 878 | #ifdef DEBUG_CAD3D |
---|
[c0f7829] | 879 | printf("move to %9.2f %9.2f %9.2f\n",x,y,z); |
---|
[0a830d7] | 880 | #endif |
---|
[6317ee2] | 881 | if ((*pass & LEGS) && legs) move(&p); |
---|
[c0f7829] | 882 | fSeenMove = 1; |
---|
| 883 | p1 = p; |
---|
| 884 | break; |
---|
| 885 | case img_LABEL: |
---|
[80e25c3] | 886 | #ifdef DEBUG_CAD3D |
---|
[23f7ea7] | 887 | printf("label `%s' at %9.2f %9.2f %9.2f\n",pimg->label,x,y,z); |
---|
[0a830d7] | 888 | #endif |
---|
[64d37a3] | 889 | /* Use !UNDERGROUND as the criterion - we want stations where |
---|
| 890 | * a surface and underground survey meet to be in the |
---|
| 891 | * underground layer */ |
---|
| 892 | if ((*pass & LABELS) && labels) |
---|
| 893 | label(&p, pimg->label, |
---|
| 894 | !(pimg->flags & img_SFLAG_UNDERGROUND)); |
---|
| 895 | if ((*pass & STNS) && crosses) |
---|
| 896 | cross(&p, !(pimg->flags & img_SFLAG_UNDERGROUND)); |
---|
[c0f7829] | 897 | break; |
---|
[80e25c3] | 898 | #ifdef DEBUG_CAD3D |
---|
[c0f7829] | 899 | case img_STOP: |
---|
| 900 | printf("stop\n"); |
---|
| 901 | break; |
---|
| 902 | default: |
---|
| 903 | printf("other info tag (code %d) ignored\n",item); |
---|
[f2588ca] | 904 | #endif |
---|
| 905 | } |
---|
[c0f7829] | 906 | } while (item != img_STOP); |
---|
[f2588ca] | 907 | } |
---|
[f794f56] | 908 | pass++; |
---|
[f2588ca] | 909 | } |
---|
[d1b1380] | 910 | img_close(pimg); |
---|
[c0f7829] | 911 | footer(); |
---|
[f1067a2] | 912 | safe_fclose(fh); |
---|
[d1b1380] | 913 | return 0; |
---|
| 914 | } |
---|