Therion for cavers: Index
1 - INTRO
2 - HOW IT WORKS
2.1 - GENERALLY SPEAKING
2.2 - LRUD DATA
2.3 - THERION AND XTHERION
2.4 - HOW TO INSTALL
3 - OLD LADIES' PROMENADE
3.1 - THE PLAN
3.1.1 - FIRST CONTACT
3.1.2 - CENTERLINE DATA AND .th FILES
3.1.2.1 - DATA STYLE AND ORDER
3.1.2.2 - UNITS
3.1.2.3 - DATE, DECLINATION AND OTHERS
3.1.2.4 - SURVEY DATA
3.1.2.5 - FIXED POINTS
3.1.3 - THCONFIG
3.1.4 - DRAW DATA AND .th2 FILES
3.1.4.1 - BACKGROUND IMAGES
3.1.4.2 - SCRAPS
3.1.4.3 - POINTS
3.1.4.3.1 - STATION POINTS
3.1.4.3.2 - GRADIENT ARROWS
3.1.4.3.3 - LABELS
3.1.4.3.4 - SECTION
3.1.4.3.5 - OTHER POINT TYPES
3.1.4.4 - LINES
3.1.4.4.1 - HOW TO DRAW STRAIGHT LINES
3.1.4.4.2 - HOW TO DRAW CURVES
3.1.4.4.3 - LINE TYPES
3.1.4.4.3.1 - WALLS
3.1.4.4.3.2 - OTHER LINE TYPES
3.1.4.5 - AREAS
3.2 - EXTENDED ELEVATION
3.2.1 - HOW TO EXTEND CENTERLINE
3.2.2 - EXPORTING EXTENDED CENTERLINE AS XVI IMAGE
3.2.3 - DRAWING EXTENDED ELEVATION
3.3 - CROSS_SECTIONS
3.3.1 - DRAWING CROSS-SECTIONS
3.3.2 - SCALING MANUALLY
3.3.3 - PLACING CROSS_SECTIONS
3.3.4 - DRAWING SECTION LINES