get latency until relevant AOI is saccade target Syntax: latency =calcLatencyRelAOISac( eyePos, aoiCenter, maxDist, AOIsOfInterest ) Inputs: eyePos: vector of complex (x+i*y) coordinates. -1-i1 to identify missing data. They are in range [ 0 ,1 ] aoiCenter: coordinates of AOI in image scale, returned by 'returnAOICenters.m' maxDist: returned by 'returnAOICenters.m' AOIsOfInterest: index of AOIs which we are interested in Outputs: latency: value between 0 and length of eye track,
0001 % get latency until relevant AOI is saccade target 0002 % 0003 % Syntax: latency =calcLatencyRelAOISac( eyePos, aoiCenter, maxDist, AOIsOfInterest ) 0004 % 0005 % Inputs: 0006 % eyePos: vector of complex (x+i*y) coordinates. -1-i1 to identify 0007 % missing data. They are in range [ 0 ,1 ] 0008 % aoiCenter: coordinates of AOI in image scale, returned by 'returnAOICenters.m' 0009 % maxDist: returned by 'returnAOICenters.m' 0010 % AOIsOfInterest: index of AOIs which we are interested in 0011 % 0012 % Outputs: 0013 % latency: value between 0 and length of eye track, 0014 % 0015 0016 function latency =calcLatencyRelAOISacDist( sacStruct, aoiCenter, maxDist, AOIsOfInterest ) 0017 0018 0019 0020 saccadeVec = sacStruct.saccadeVec; 0021 % % startSacPos = sacStruct.startSacPos; 0022 endSacPos = sacStruct.endSacPos; 0023 0024 numFixation = size(endSacPos,2); 0025 numSamples = length( saccadeVec ); 0026 latency = numSamples; 0027 0028 for i1 = 1:numFixation 0029 dist = calc2Dist( endSacPos(:,i1), aoiCenter); % 2-norm 0030 [minDist minIdx] = min( dist); 0031 if minDist < maxDist && sum(minIdx == AOIsOfInterest) 0032 latency = find( saccadeVec == i1 ); 0033 latency = latency(end); %/numSamples; % look at end of saccade 0034 break; 0035 end 0036 0037 end 0038 0039 0040 0041 0042