SUMMARY

Controls the contour line spacing in subsequent contour plots.

SYNTAX

ZLEVELS {options}

where options are one or more of the following:

SCALE
RANGE v1 v2
INCREMENT v
NUMBER n
LIST v1 v2 ... vn

INPUT

SCALE: Scale the range of the contour levels to the data.

RANGE v1 v2: Set the range (minimum and maximum) of the contour levels to v1 and v2. You should use either the SCALE or the RANGE option but not both.

INCREMENT v: Set the increment between contour levels to v.

NUMBER n: Set the number of contour levels to n. You should use either the INCREMENT or the NUMBER option but not both.

LIST v1 v2 . vn:

Set the list of contour levels to v1, v2, etc. All other options are ignored if you use this one.

SCALE:	Scale the range of the contour levels to the data.
RANGE v1 v2:	Set the range (minimum and maximum) of the contour levels to v1 and v2. You should use either the SCALE or the RANGE option but not both.
INCREMENT v:	Set the increment between contour levels to v.
NUMBER n:	Set the number of contour levels to n. You should use either the INCREMENT or the NUMBER option but not both.
LIST v1 v2 . vn:
	Set the list of contour levels to v1, v2, etc. All other options are ignored if you use this one.

DEFAULT VALUES

ZLEVELS SCALE NUMBER 20

EXAMPLES

See CONTOUR for examples of the use of ZLEVELS.

LIMITATIONS

The maximum number of contour levels is 40.

SEE COMMANDS

CONTOUR

LATEST REVISION

April 30, 1990 (Version 10.5b)