opiSetup_for_KowaAP7000: opiSetBackground

In OPI: Open Perimetry Interface

opiSetBackground

Description

Implementation of opiSetup for the Kowa AP7000 machine.

This is for internal use only. Use opiSetup() with these Arguments.

Usage

opiSetup_for_KowaAP7000(lum = NA, color = NA, fixation = NA)

Arguments

lum	Must be 10 for a white background and 100 for a yellow.
color	One of .opi_env$KowaAP7000$BACKGROUND_WHITE or .opi_env$KowaAP7000$BACKGROUND_YELLOW.
fixation	One of * .opi_env$KowaAP7000$FIX_CENTER, fixation marker in the centre. * .opi_env$KowaAP7000$FIX_CENTRE, fixation marker in the centre. * .opi_env$KowaAP7000$FIX_AUX, fixation marker is ???. * .opi_env$KowaAP7000$FIX_MACULA, fixation marker is a circle(?). * .opi_env$KowaAP7000$FIX_AUX_LEFT, fixation marker is as for AUX but only lower left.

Details

If lum is 10 and color is not set, then .opi_env$KowaAP7000$BACKGROUND_WHITE is assumed.

If lum is 100 and color is not set, then .opi_env$KowaAP7000$BACKGROUND_YELLOW is assumed.

If both lum and color is set, then lum is ignored (a warning will be generated

If lum is incompatible with color).

Value

Always returns list(err = NULL)

OPI documentation built on Nov. 5, 2025, 6:09 p.m.