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/*
/osxptb/trunk/PsychSourceGL/Source/OSX/Eyelink/EyelinkCheckRecording.c
PROJECTS: Eyelink
AUTHORS:
f.w.cornelissen@rug.nl fwc
E.Peters@ai.rug.nl emp
PLATFORMS: Currently only OS X
HISTORY:
2002 emp/fwc implemented
15/06/06 fwc Adapted from early alpha version.
TARGET LOCATION:
Eyelink.mexmac resides in:
EyelinkToolbox
*/
#include "PsychEyelink.h"
static char useString[] = "error = Eyelink('CheckRecording')";
static char synopsisString[] =
" Check if we are recording: if not, report an error."
" Also calls record_abort_hide() if recording aborted."
" Returns 0 if recording in progress."
" Returns ABORT_EXPT if link disconnected."
" Handles recors abort menu if trial interrupted."
" Returns TRIAL_ERROR if other non-recording state.";
static char seeAlsoString[] = "";
/*
ROUTINE: EYELINKcheckrecording
PURPOSE:
uses INT16 check_recording(void);
Check if we are recording: if not, report an error
Not: Also calls record_abort_hide() if recording aborted
Returns 0 if recording in progress
Returns ABORT_EXPT if link disconnected
Handles record abort menu if trial interrupted
Returns TRIAL_ERROR if other non-recording state
Typical use is
if((error=check_recording())!=0) return error; */
PsychError EyelinkCheckRecording(void)
{
int error;
//all sub functions should have these two lines
PsychPushHelp(useString, synopsisString, seeAlsoString);
if(PsychIsGiveHelp()){PsychGiveHelp();return(PsychError_none);};
//check to see if the user supplied superfluous arguments
PsychErrorExit(PsychCapNumInputArgs(0));
PsychErrorExit(PsychRequireNumInputArgs(0));
PsychErrorExit(PsychCapNumOutputArgs(1));
// Verify eyelink is up and running
EyelinkSystemIsConnected();
EyelinkSystemIsInitialized();
error = check_recording();
PsychCopyOutDoubleArg(1, TRUE, error);
return(PsychError_none);
}
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