?? gmviz_init_vrmlplot.m
字號:
function handle = gmviz_init_vrmlplot(bbox, filename, filestat)
maxwidth = max(bbox(:,2) - bbox(:,1));
if maxwidth <= 0
multiplier = 1e-4;
else
multiplier = maxwidth * 1e-4;
end
camerax = 0.5 * (bbox(1,1) + bbox(1,2));
cameray = 0.5 * (bbox(2,1) + bbox(2,2));
cameraz = bbox(3,2) + 3 * maxwidth;
if strcmpi(filestat,'replace');
channel = fopen(filename, 'w');
else
channel = fopen(filename, 'a');
end
fprintf(channel, '#VRML V1.0 ascii\n');
fprintf(channel, 'Separator {\n');
fprintf(channel, ' PerspectiveCamera { position %f %f %f }\n', ...
camerax, cameray, cameraz);
handle = [channel, multiplier];
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