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/* EyeRequestTime.c */
/*
/osxptb/trunk/PsychSourceGL/Source/OSX/Eyelink/EyelinkRequestTime.c
PROJECTS: Eyelink
AUTHORS:
E.Peters@ai.rug.nl emp
f.w.cornelissen@med.rug.nl fwc
PLATFORMS: Currently only OS X
HISTORY:
28/06/06 fwc adapted from alpha version
TARGET LOCATION:
Eyelink.mexmac resides in:
PsychHardware/EyelinkToolbox/EyelinkBasic
*/
#include "PsychEyelink.h"
static char useString[] = "[status =] Eyelink('RequestTime')";
static char synopsisString[] =
"sends request for tracker time update\n"
"returns: 0 if succesful, else link error code\n";
static char seeAlsoString[] = "";
/*
ROUTINE: EyelinkRequestTime
PURPOSE:
sends request for tracker time update
returns: 0 if no error, else link error code */
PsychError EyelinkRequestTime(void)
{
int iStatus = -1;
//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();
iStatus = eyelink_request_time();
PsychCopyOutDoubleArg(1, FALSE, iStatus);
return(PsychError_none);
}
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