bol - Border line

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Name

bol — Border line

Syntax

bol [linewidth] [nrg] [sav] [tub] [col] [edge] [fang] [flat] [nodraw]

Description

Generate and draw a border line around a grid or a triangle structure. The border line may be used to outline the grid for display purposes, or it may be extracted as a separate dataset (argument nrg) for further use.

Arguments

linewidth

nrg

col red | blu | gre |pin | tur | yel | whi | bla | bro

sav

tub [factor]

edge

fang feature_angle

flat level

nodraw

Examples

Ex.1: Borderline around grid

# read any grid
bol 3 col red
col bla
pol x sel 10   ;# draw every 10th gridline in x-direction
col bla
pol y sel 10   ;# draw every 10th gridline in y-direction

Red border line from bol 3 col red

Border line produced by Additional Display > Border line, blue

Ex.2: Border line in old logo

scaz off                      ;# set scale in z to default
d3                            ;# set to 3d
upd u                         ;# set z direction upwards
z                             ;# blank screen
rea $Geocap::geocapdir/data/logo_text.vtk   ;# read text
win -100 100 -100 100 0 100   ;# set window
col .6 .7 .9                  ;# set rgb color
bol tub fang 60               ;# border of logo-text
rea $Geocap::geocapdir/data/logo.vtk    ;# read logo
col whi                       ;# set color to white
cur                           ;# draw spline

Old Geocap logo, using bol