Next: SETBAD Up: REGIONS Prev: Parameters
EXAMPLE
To define an annular region, of inner radius 0.1 degrees and outer,
0.2 degrees in a file called ANN.ARD
ICL> REGIONS ANN.ARD
NEW - Create a new file (Y) or append to an old file (N) > YES
EXCLUDE - is this an exclude region > NO
SHAPE - Shape of the region > ANNULUS
XCENT - X centre of region > 0.2
YCENT - Y centre of region > 0.25
INNRAD - Inner radius of annulus > 0.1
OUTRAD - Outer radius of annulus > 0.2
MORE - Enter another shape /NO/ > NO
ICL> cat ann.ard
COMPOSITE ANNULUS
CIRCLE 0.2000000 0.2500000 0.2000000
.AND. .NOT. CIRCLE 0.2000000 0.2500000 0.1000000
END COMPOSITE
Next: SETBAD Up: REGIONS Prev: Parameters