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The graPHIGS Programming Interface : Subroutine Reference
GPXCR - Set Extended Color Representation
| GPXCR
(wsid,
ctid,
start,
number,
color) |
Purpose
Use
GPXCR to set the specified color values
starting at the specified workstation's color table
entry.
The color values are interpreted according to the
workstation's color model.
Only modifiable color tables may be changed.
Use the Inquire Extended Color Representation
(GPQXCR) subroutine
to determine the characteristics of the workstation's
color table.
Parameters
wsid -- specified by user, fullword integer
Workstation identifier.
ctid -- specified by user, fullword integer
Color table identifier of a modifiable color table
existing on the workstation
(-1=DISPLAY_COLOR_TABLE, 0=RENDERING_COLOR_TABLE
,
>
0=IMAGE COLOR TABLES
)
start -- specified by user, fullword integer
Start color index (>=0)
number -- specified by user, fullword integer
Number of entries to be set (>=1)
color -- specified by user,
array of short floating-point numbers
The color table values to be set in the specified color
table (0.0<=component<=1.0)
The array is assumed to be in row order such as
RED1, GREEN1, BLUE1, RED2, GREEN2, BLUE2, etc....
Error Codes
- 25
- SPECIFIED WORKSTATION DOES NOT EXIST
- 35
- WORKSTATION HAS ONLY INPUT CAPABILITIES
- 49
- COLOR INDEX EXCEEDS WORKSTATION TABLE CAPACITY
- 92
- COLOR INDEX < ZERO
- 96
- COLOR PARAMETER OUT OF RANGE FOR CURRENT COLOR MODEL
- 284
- COLOR TABLE IDENTIFIER DOES NOT EXIST
- 289
- SPECIFIED COLOR TABLE CANNOT BE MODIFIED
- 517
- NUMBER OF INDEXES < ONE
Related Subroutines
- GPCML
- Set Color Model
- GPQCHH
- Inquire Color Table Characteristics
- GPQCF
- Inquire Color Facilities
- GPQCID
- Inquire List of Color Table Identifiers
- GPQXCF
- Inquire Extended Color Facilities
- GPQXCR
- Inquire Extended Color Representation
RCP code
201329417
(X'0C000B09')
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