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Description:
Given
the name of a colour this routine searches the standard colour set for it, and if it exists
returns its R-G-B intensities. An error is returned if the named colour is not in the colour
set. All comparisons are performed in uppercase with the blanks removed.
Invocation
CALL KPG1_NMCOL( NAME, R, G, B, STATUS )
Arguments
NAME = CHARACTER
∗ (
∗ )
(Given)
The name of the nearest colour in the named colour set to the input RGB colour. Note at least
eighteen characters are required to avoid truncation. This string may also be an HTML code of the
form "
#aabbcc"
(or "
@aabbcc"
- for use in contexts where "
#"
is a comment character, e.g. KAPPA
style files) where a, b and c are hexadecimal digits, and "
aa"
, "
bb"
and "
cc"
give red, blue and
green intensities normalised to a maximum of "
ff"
(256).
R = REAL (Returned)
The red
intensity of the named colour to be identified. It is in the range 0.0 to 1.0.
G = REAL
(Returned)
The green intensity of the named colour to be identified. It is in the range 0.0 to 1.0.
B = REAL (Returned)
The blue intensity of the named colour to be identified. It is in
the range 0.0 to 1.0.
STATUS = INTEGER (Given and Returned)
The global status.
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