[IGSTK-Users] Single marker tracking

[Patrick Cheng]

Hi Eric,

My coworker here just corrected me that: Polaris CAN track single marker 
if you use their API, but IGSTK's tracker API only supports tracking 
tools (composite of markers).

Patrick

Patrick Cheng wrote:
> Hi Eric,
> 
> When you refer to "single marker", do you mean a single reflective ball?
> 
> Polaris tracker can not track a single marker(it can not distinguish one 
> from another, not calculate the coordinate and pose information)
> 
> There are applications, especially in augmented reality, in which you 
> can tracker a cluster of markers.
> 
> Some of the trackers supported by IGSTK might be able to do that, but 
> the current API does not support single marker tracking.
> 
> Patrick
> 
> Eric L. B. wrote:
>>  
>> Hi all!!!!
>>  
>> It´s me again.
>> I'm working in the development of an application with IGSTK and a 
>> Polaris tracker.
>> This forum is very helpfull to me :)
>> My question now is related to the polaris tracker. I have programs in 
>> which I can get the position of several passive tools, designed and 
>> builded by me.
>> Maybe you will say that is a fool question, but ai want to know if is 
>> posible the tracking of a single marker. My idea is get the positions 
>> of single markers to capture movements of anything in motion, in 
>> example, the movements of the hand.
>> Is possible do the tracking of sinlgle markers in a polaris Tracker of 
>> ever is needed at least three markers per tool???
>> I hope someone can help me please, i'll be waiting for your comments.
>> Thanks!!!
>>  
>> Eric LB
>>  
>>  
>>
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