Or better, an array of vec3. On Sep 2, 2013 9:49 PM, "Alan Fregtman" <alan.fregt...@gmail.com> wrote:
> *>> First of all, it is possible to "fire" 4 vectors in 4 different ( > consistent ) directions? Any suggestions?* > > Sounds like you want 4 Raycast nodes. > > > > On Sun, Sep 1, 2013 at 4:41 PM, Nicolas Esposito <3dv...@gmail.com> wrote: > >> Hi guy, >> >> I'm attempting to do something very similar to the "marker tracking" that >> Paul Smith did a while ago. >> So far I've been able to track a red dot based on one of his tutorials >> >> https://vimeo.com/20598209 >> >> As you can see the direction of the the particle have been randomized, so >> its always checking if is on red and this bit is working fine, but I'm not >> able to keep it "stable", menas at the perfect center >> >> What I was thinking to do is something like this: >> Check the lenght of 4 vectors ( X plus, Y plus, X minus, Y minus, so 4 >> vectors at 90° ) in order to keep the particle always at the center of the >> dot, since it will be something like the average of X Plus and X Minus, >> same thing for the Y >> >> So basically I want to check the vector lenght from the point 'till it >> reaches the red, do the same thing for the opposite vector, and set the >> average, so its stays in the center >> >> First of all, it is possible to "fire" 4 vectors in 4 different ( >> consistent ) directions? >> Any suggestions? >> >> Hope it makes sense :D >> >> Cheers >> > >
