https://ni.lithium.com/t5/Machine-Vision/IMAQ-WindGrid/m-p/85268#M2139 The other VIs in that palette allow a user to interactively select a region of interest. The windgrid VI allows you to turn on an invisible grid such that when the user tries to select a region of interst only points which are at the intersection of the gridlines can be selected.<BR /><BR />I hope this is a little clearer.<BR /><BR />Regards,<BR />Amaury<BR />NI Applications Engineer <BR /> Mon, 12 May 2003 23:05:01 GMT Amaury 2003-05-12T23:05:01Z https://ni.lithium.com/t5/Machine-Vision/IMAQ-WindGrid/m-p/85267#M2138 Can anyone tell me what is the purpose of IMAQ WindGrid??Its not clear in the online help provided with Vision.Any sample example as to where it is employed will be useful.<BR />Thanxs,Veena <BR /> Fri, 09 May 2003 09:50:41 GMT https://ni.lithium.com/t5/Machine-Vision/IMAQ-WindGrid/m-p/85267#M2138 Veena 2003-05-09T09:50:41Z https://ni.lithium.com/t5/Machine-Vision/IMAQ-WindGrid/m-p/85268#M2139 The other VIs in that palette allow a user to interactively select a region of interest. The windgrid VI allows you to turn on an invisible grid such that when the user tries to select a region of interst only points which are at the intersection of the gridlines can be selected.<BR /><BR />I hope this is a little clearer.<BR /><BR />Regards,<BR />Amaury<BR />NI Applications Engineer <BR /> Mon, 12 May 2003 23:05:01 GMT https://ni.lithium.com/t5/Machine-Vision/IMAQ-WindGrid/m-p/85268#M2139 Amaury 2003-05-12T23:05:01Z