Forum Replies Created

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  • Steve Bentley

    April 6, 2019 at 5:04 pm in reply to: Xpresso local pivot after rotation

    That is working correctly (but I see why you might think it should work). If you did the same without expresso it would behave the same.
    The best way to do this (and safest for changes you might make later) is to use a parent null for the global rotation and have the child cube receive the position.
    see file
    13248_movingcube.c4d.zip

  • Steve Bentley

    April 6, 2019 at 3:05 pm in reply to: Not showing up in After Effects

    First, can you upload the c4d file? (just drag it into the reply box).
    Second, are you brining the c4d file into AE as a layer? or just using an export tag and exporting through the render settings? Using the latter will only allow it’s position to show up as a solid in AE.

  • Now I could be wrong here, because I’m not a bus architect, but I don’t think spreading the ram out matters. Its all on the same bus. I would think fewer chips in fewer slots would allow for expansion in the future. (unless I missed where one chipset offers lots of bays and the other doesn’t). But bigger chips are more expensive than smaller ones. At least until you throw the small ones out completely when you need those slots back and more Ram.

    The big thing here is how else do you want to use the machine. And this comes down to cores. For 3D apps you want to allow enough ram so that each core can have enough RAM to take its part of the render. Watching C4D cook is really cool when you have a whack of cores. 12, 16 or 32 little renders going on simultaneously all over the image, each one being done on a separate core. But its only efficient if you have enough ram to support those cores.

    For AE, the rule of thumb has always been: Faster CPU clock speed at the sacrifice of core numbers. Its common when you get a lot of cores in a chip that you don’t get the top speed available in that chip set. I’m not sure if this is an issue with dumping heat, or the way the cores are optolithographied means the accuracies aren’t as good so you have to run at a slower speed, or its just that the info from all those cores spitting things out all at once gangs up on the bus and you just have to slow it all down to get everyone on board. But based on experience and (what might now be old thinking) its better to have a faster overall speed than a slower speed and many cores.
    Keep in mind too that much of what after effects does can be shunted to the video card. So lots of ram there too is best because compared to a video card’s speed, your processor is standing still. Put the render on the fastest proc.

    There’s lots of discussions on the boards about what vid card is best. Some play well with after effects and some don’t. Again this is a confusing mess because the pro cards (the Quadros) seem on the surface to be slower but in practice they tend to produce faster results, or should I say fa$ter. Whereas the GTX and Titanium cards: the 900s and 1000 series, look faster, with their gobs of cuda cores but can actually be slower, and worse, incompatible – I’ve got a 970 and 980 that work great but won’t let me play smooth video out of cached AE. We’ve never solved it.

    Then there’s the drive. Ae must have fast drives as it’s always shunting stuff to cache that it can’t fit in ram – and it can never never never fit it all in ram. So consider an SSD somewhere in the mix. Some say use it for your disk cache some say use it for the OS and App since there are a lot of instructions getting passed around. I’m not sure, but keep in mind the SSD’s do have a finite number of read write cycles. We do a lot of 3D here and I’d hate to think how many times Maya or C4D writes to the drive every render – billions I would guess. It would trash an SSD in short order I would imagine. So we just use 7200’s and 10k drives while we wait for SSD’s to mature (and get cheaper).

  • Steve Bentley

    April 5, 2019 at 11:13 pm in reply to: Spline Wrap causing severe pixelation

    ya that should have been “phong” tag – stupid spell check..
    What was the model created in?
    So the spline is what comes out of the hub so the camera can extend right?
    What kind of file is it that you brought in from the CAD package? (what extension?)

  • FYI, Processing isn’t a plug in – its a programming environment for graphics and data manipulation.

  • Steve Bentley

    April 5, 2019 at 10:00 pm in reply to: Creating iridescent / holographic texture

    Not the way I use it. The shader goes on the irid object. While the sky and HDRI enviro may impart some of the irid to the shader, I find, you want the colors to show when you want the colors to show! and physics be damned. You can spend hours trying to get it right if its just a reflection. So I usually put lights in the right place so I get the sheen no matter what (you can turn the diffuse off in the light settings and just use the spec). Often i’ll animate those lights independently and in opposition to the camera or object path, so that, while the sheen changes angles and colors it’s still in the right place because the light is changing to keep it so. Not physically possible in the real world at all (except for Kim K who travels with her own lighting guys), but hey, isn’t playing God the whole point of working in 3D?

  • Steve Bentley

    April 5, 2019 at 9:31 pm in reply to: Redshift Problem

    You weren’t running AE right before this were you? We’ve seen memory leaks with RedShift being used following AE use. (an AE “feature”) If so try a restart and then run C4D on its own.

  • Steve Bentley

    April 5, 2019 at 9:28 pm in reply to: Not showing up in After Effects

    I wonder if its a font conflict. Can you use a path instead of the font in C4D (turn the font into a path in the text attributes).

  • Steve Bentley

    April 5, 2019 at 9:27 pm in reply to: Spline Wrap causing severe pixelation

    Did I hear my name? Nope, can’t be, it wasn’t preceded by cursing.
    Whats the spline wrap being used for? Its not that the geometry just isn’t there right? The model will render smooth with out the spline wrap being there somewhere?
    Is the model a child of a parent that has a phone tag that is filtering down through the children? You can take the tag from the child but if the parent has one it will take over. (wow I was really tying to make that a “take the boy out of the town… thing but it wasn’t helpful).

  • Steve Bentley

    April 5, 2019 at 9:20 pm in reply to: Creating iridescent / holographic texture

    Try some of the shaders like Danel that come with C4D. There’s also a CD texture there somewhere. Its really all about colored anisotropic highlights reflections . The danel (and other shaders in the list) let you have a core of the hilight (or reflection) be one color and the edges be another.

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