Group: Administrators
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Pick an item number from a <counter> /onexptbegin, store it in a <values> entry. Use said value in the <picture> element's /select attribute.
<values> / pictureitem = 1 </values>
<expt> / onexptbegin = [values.pictureitem = counter.pictureitemnumbers.selectedvalue] ... </expt>
<counter pictureitemnumbers> / items = (1,2,3) / select = noreplace </counter>
<picture mypicture> / items = ("a.jpg", "b.jpg", "c.jpg") / select = values.pictureitem </picture>
Alternatively, a less flexible option is to reference the <counter> directly in the <picture>'s /select attribute and set the <counter>'s /selectionrate to 'experiment'
<picture mypicture> / items = ("a.jpg", "b.jpg", "c.jpg") / select = pictureitemnumbers </picture>
<counter pictureitemnumbers> / items = (1,2,3) / select = noreplace / selectionrate = experiment / resetinterval = 0 </counter>
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