|
|
@@ -1,58 +0,0 @@
|
|
|
-% Project3dVectorsFov.m
|
|
|
-%
|
|
|
-% This function projects the 3D eye FOV vectors into the FOV and stores a new
|
|
|
-% file where the x, y, and tilt of the are accounted for.
|
|
|
-%
|
|
|
-% input:
|
|
|
-% arffFile - file to process
|
|
|
-% outputFile - file to store converted data
|
|
|
-
|
|
|
-function Project3dVectorsFov(arffFile, outputFile)
|
|
|
- [data, metadata, attributes, relation, comments] = LoadArff(arffFile);
|
|
|
-
|
|
|
- % Proccess the FOV vectors
|
|
|
- [eyeFovVec] = GetCartVectors(data, metadata, attributes); % rotation at (-1,0,0) point
|
|
|
-
|
|
|
- widthFov = str2num(GetMetaExtraValueArff(metadata, 'fov_width_deg'));
|
|
|
- widthFovRads = widthFov * pi / 180;
|
|
|
- heightFov = str2num(GetMetaExtraValueArff(metadata, 'fov_height_deg'));
|
|
|
- heightFovRads = heightFov * pi / 180;
|
|
|
-
|
|
|
- widthFovPx = str2num(GetMetaExtraValueArff(metadata, 'fov_width_px'));
|
|
|
- heightFovPx = str2num(GetMetaExtraValueArff(metadata, 'fov_height_px'));
|
|
|
-
|
|
|
- xFov = zeros(size(data,1),1);
|
|
|
- yFov = zeros(size(data,1),1);
|
|
|
- for i=1:size(data,1)
|
|
|
- [horRads, verRads] = CartToSpherical(eyeFovVec(i,:));
|
|
|
- if (horRads < 0)
|
|
|
- horRads = 2*pi + horRads;
|
|
|
- end
|
|
|
-
|
|
|
- horRads = horRads - pi; % reference vetor at (-1,0,0)
|
|
|
- verRads = verRads - pi/2;
|
|
|
-
|
|
|
- xFov(i) = widthFovPx * (horRads + widthFovRads / 2) / widthFovRads;
|
|
|
- yFov(i) = heightFovPx * (verRads + heightFovRads / 2) / heightFovRads;
|
|
|
- end
|
|
|
-
|
|
|
-
|
|
|
- metaOut = metadata;
|
|
|
- metaOut.width_px = 0;
|
|
|
- metaOut.height_px = 0;
|
|
|
-
|
|
|
- attOut = {};
|
|
|
- dataOut = zeros(size(data,1),0);
|
|
|
- timeInd = GetAttPositionArff(attributes, 'time');
|
|
|
- [dataOut, attOut] = AddAttArff(dataOut, attOut, data(:,timeInd), attributes{timeInd,1}, attributes{timeInd,2});
|
|
|
- [dataOut, attOut] = AddAttArff(dataOut, attOut, xFov, 'x', 'Numeric');
|
|
|
- [dataOut, attOut] = AddAttArff(dataOut, attOut, yFov, 'y', 'Numeric');
|
|
|
- confInd = GetAttPositionArff(attributes, 'confidence');
|
|
|
- [dataOut, attOut] = AddAttArff(dataOut, attOut, data(:,confInd), attributes{confInd,1}, attributes{confInd,2});
|
|
|
-
|
|
|
- relOut = 'gaze_fov';
|
|
|
- commentsOut = comments;
|
|
|
-
|
|
|
- SaveArff(outputFile, dataOut, metaOut, attOut, relOut, commentsOut);
|
|
|
-
|
|
|
-end
|
