More testing. try setting the mass of the particles to a large amount >50. The ParticleTurbulence is adding a force and a greater particle mass dampers the turbulent effect.
On 2 October 2012 05:23, Marten Blumen <[email protected]> wrote: > Procedual Noise works. > > set cut_paste_input [stack 0] > version 7.0 v1b58 > CheckerBoard2 { > inputs 0 > name CheckerBoard1 > selected true > xpos -665 > ypos -198 > } > Reformat { > type scale > scale 0.124 > pbb true > name Reformat1 > selected true > xpos -665 > ypos -109 > } > push $cut_paste_input > Card2 { > rotate {90 0 0} > control_points {3 3 3 6 > > 1 {-0.5 -0.5 0} 0 {0.1666666865 0 0} 0 {0 0 0} 0 {0 0.1666666865 0} 0 {0 0 > 0} 0 {0 0 0} > 1 {0 -0.5 0} 0 {0.1666666716 0 0} 0 {-0.1666666716 0 0} 0 {0 0.1666666865 > 0} 0 {0 0 0} 0 {0.5 0 0} > 1 {0.5 -0.5 0} 0 {0 0 0} 0 {-0.1666666865 0 0} 0 {0 0.1666666865 0} 0 {0 0 > 0} 0 {1 0 0} > 1 {-0.5 0 0} 0 {0.1666666865 0 0} 0 {0 0 0} 0 {0 0.1666666716 0} 0 {0 > -0.1666666716 0} 0 {0 0.5 0} > 1 {0 0 0} 0 {0.1666666716 0 0} 0 {-0.1666666716 0 0} 0 {0 0.1666666716 0} > 0 {0 -0.1666666716 0} 0 {0.5 0.5 0} > 1 {0.5 0 0} 0 {0 0 0} 0 {-0.1666666865 0 0} 0 {0 0.1666666716 0} 0 {0 > -0.1666666716 0} 0 {1 0.5 0} > 1 {-0.5 0.5 0} 0 {0.1666666865 0 0} 0 {0 0 0} 0 {0 0 0} 0 {0 -0.1666666865 > 0} 0 {0 1 0} > 1 {0 0.5 0} 0 {0.1666666716 0 0} 0 {-0.1666666716 0 0} 0 {0 0 0} 0 {0 > -0.1666666865 0} 0 {0.5 1 0} > 1 {0.5 0.5 0} 0 {0 0 0} 0 {-0.1666666865 0 0} 0 {0 0 0} 0 {0 -0.1666666865 > 0} 0 {1 1 0} } > name Card1 > selected true > xpos -545 > ypos -175 > } > push 0 > ParticleEmitter { > inputs 3 > emit_from faces > lifetime 100 > velocity 0.082 > velocity_variation 0.52 > size 0.01 > name ParticleEmitter2 > selected true > xpos -545 > ypos -109 > } > ParticleGravity { > to {0 -0.0001 0} > name ParticleGravity1 > selected true > xpos -545 > ypos -34 > } > ProcGeo { > x_offset 4.2 > y_size 4.55 > Lacunarity 1.24 > Gain 1 > Speed 0.05 > name ProcGeo2 > selected true > xpos -545 > ypos 7 > } > > > On 26 September 2012 01:49, Ari Rubenstein <[email protected]> wrote: > >> it seems that the ParticleTurbulence is changing its "seed" every time I >> make even the most incremental change to the strength or scale setting. >> I would expect the strength and scale controls, at levels all under 1.0 >> (with 0 velocity in the emitter), to simply alter the 3 dimensional noise >> field in a subtle way. >> And yet, even the smallest change to either strength or scale completely >> alters the particle's vector ? >> >> If this is indeed the way the turbulence force works, does anyone have a >> technique they'd share for designing particle motion ? >> I used to work at Xaos Inc., and their system had multiple forces which >> could be effectively layered and visualized for predictable, and subtle, >> iterative motion tweaks. >> I know we're just getting rolling here with particles, but a method for >> predictable visualization of particle motion is needed for >> design/performance work. >> >> thx, >> >> -- >> Ari Rubenstein >> Lead Compositor >> www.blueskystudios.com >> >> >> _______________________________________________ >> Nuke-users mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> > >
_______________________________________________ Nuke-users mailing list [email protected], http://forums.thefoundry.co.uk/ http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
