Scanlab RTC 4 Installation And Operation Manual page 97

Ctrl Command load_varpolydelay
Function loads a table for the variable polygon delay into the RTC
See the section
Parameters
STBFileName
TableNo
Result error code as a signed 16-bit value:
Value
≤– 1
4
8
10
11
13
Integration Pascal:
C:
Basic:
Comments • The table contains a number of data points for the customized variable polygon delay.
When loading the table, the RTC
range of angles by linear interpolation.
Also see the section
• The command
variable polygon delay.
• After loading a program file by the command load_program_file, or after a reset by
the command dsp_start, the RTC
polygon delay (see
is only needed if a different table should be used.
• To return to the internal polygon delay table (after a different table has been used),
either the command
References load_program_file,
®
RTC 4 PC Interface Board
Rev. 1.3 e
10 Commands And Functions
"Customizing The Variable Polygon Delay" on page
name of the data file (with extension *.STB) as a pointer to a null-
terminated ANSI string. A data file can contain one or more tables.
specifies which table in the data file shall be used (unsigned 16-bit value).
The parameter TableNo must be identical with extension X of the
command [VarPolyTableX] which denotes the desired table.
Description
Success.
The absolute value of the error code is equal to the number of valid data points found in the
table. Invalid entries are ignored. See the section
page 23.
Verify error.
System driver not found, or the system driver is locked by another application.
Parameter error.
®
RTC 4 not found.
The specified table number was not found in the file; or the file was not found.
function load_varpolydelay (STBFileName: pchar, TableNo: word):
smallint;
short load_varpolydelay (const char* STBFileName, unsigned short
TableNo);
function load_varpolydelay (ByVal STBFileName$, ByVal TableNo%)%
®
4 determines suitable values for the entire
"Customizing The Variable Polygon Delay" on page
load_varpolydelay overwrites any previously loaded table for the
®
4 uses the internal (default) table for the variable
figure 9 on page 21). That means the command
load_program_file
set_delay_mode
®
4.
23.
"Customizing The Variable Polygon Delay" on
load_varpolydelay
or the command dsp_start
23.
must be called.
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