Quantum Data 881, User Manual

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882 Video Test Instrument User Guide (Rev A.35) 253
CROS
draw a centered CROSs
Class Custom image primitive
Description Draws a large centered cross that fills the active video area. The vertical line is 2 pixels
thick if the format has an even number of active pixels. The horizontal line is 2 pixels thick
if the format has an even number of active lines. The primitive uses a single parameter,
the color of the cross.
Command syntax CROS color
color
available colors
Other required
commands
The FMTU command instructs the generator to use the new setting. The ALLU command
updates hardware to the new setting and redraws the test image.
Example
CROS magenta // Draw a large cross in the center of the active video
ALLU // Update hardware to current buffer contents