Session Commands

Session commands are used to define a session (see SESSION-command).

The following commands may be used:

Trial and Block Executions:

Runblock Start block definition

RunblockW Start block definition in warmup mode

Runtrial Start trial definition

LABEL Serves as a jump destination for the GL trial command

Moderators of block execution:

DROPOUT Defines dropout rule to repeat trials with incorrect responses

MaxERROR Defines a learning criterion

MaxTIME Limits the execution time

MaxTrial Defines pauses within block executions

Staircases:

INITSCASE Initiates start values of a Staircase

USESCASE Activates Staircase for next block

System related commands:

SETCOLOR Set standard fore- and background color

SETECHO Set screen echo for key presses

SETFONT Set current font for text pictures

SETOVERLAY Define a screen overlay for all subsequent trials

SETSYNC Sets synchronization mode for stimulus presentation

The session commands will be described in the following sections.