View Full Version : Particle Senarios
BrandonD 10-03-2002, 09:47 PM Hey guys, I'm planning on building up my old particlefx.com website again. A big part of it will be explaining solutions to problems with particle systems and effects animation in general.
What I'm looking for are senarios like "How can I do a water effect like in "The Mummy", not specific things like "I can't get my instanced geometry to work."
Please post your ideas here or email me brandon@halo-vrg.com
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gundog
10-03-2002, 10:54 PM
sounds cool. i was about to ask about texture based particle emissions, but i just found that in the volume select. too bad you can't use sub-object selections for object fragments particle type to do an object disintegration effect.
BrandonD
10-03-2002, 11:24 PM
Ever try making a copy of the mesh, invert the volume select and use that? That's similar to one of the tricks I doing now on this project where there is this cloudy underwater effect. I created a high density grid, add VolSelect set to Faces with an animated noisey Gradient. This would select faces over time in a fractal pattern. Then I would make a copy, invert the VolSelect and pass it to a DeleteMesh. The result is an inverted copy of the geometry.
hmm, though I guess that wouldn't exactly work with particle fragments....oh well.
googlo
10-04-2002, 04:22 AM
Brandon, gundog,
I was experimenting on a away of procedurally adding geometry to a PArray for geometry fragmentation and it really doesn't like that. Max has crashed on me every single time.
Test 1: Using a boolean object and selecing intersection of the two objects for the geomtery to use for PArray geometry fragmentation and the second the geometry appears, error occurs and max freezes.
Test 2: Using a mesher object to take the geometry being produced by a boolean like above and feeding the mesher to the PArray; moment it's selected with intersection geomtery, crash.
Test 3: Using an volume selected inverted with a delete Mesh modifier abouve it so when the volume's gizmo (sphere in this case) moves through, geomtery is created instead of being deleted. The moment goeomtery would appear, CRASH!
Can you guys see if this happens on your computer?
By the way I think that would be a cool idea Brandon, the particle site.
derelict
10-04-2002, 04:31 AM
I would like to add my two cents here.
How many of you do most of the effects in post software? I just felt that there are more options in a post software then all 3d. Like the above mentioned wave in mummy's film. Might it not work with a pre-rendered wave from AE and intergrate it into MAX on a hi-dense plate with displacement and later bring it back to AE for the final post? It is a great deal faster.
Massemannen
10-04-2002, 11:10 AM
thatīs a great idea Brandon! :thumbsup:
Iīll return with some suggestions soon!
gundog
10-04-2002, 06:02 PM
googlo, max 4.2? those tests don't produce any crashes here.
well, i'm still gonna look in the disintegration using standard max, but i there for some things i'm just gonna have to go with thinking particles. i like it's workflow, but the interface could use a really big overhaul.
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