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Activity Forums Maxon Cinema 4D How to make one random effector ONLY effect a multishader in my color channel, while another random effector ONLY effects the color shader in my transparency channel?

  • How to make one random effector ONLY effect a multishader in my color channel, while another random effector ONLY effects the color shader in my transparency channel?

    Posted by Don Jenkins on April 6, 2018 at 9:22 pm

    Hello there! I hope someone sees this and helps me out with this thing. So I have a bunch of cloners set up. Each of those cloners has a different number on it via the multishader and the random effector being set to color mode ‘on’. I also have it randomly switching numbers throughout the timeline by making the mode set to noise. HOWEVER, I also want it to have random transparency (all the clones either gradually appearing or disappearing). The only way i can think of in regards to that, is by using a random effector in conjunction with a color shader placed in the transparency channel. However this is where the problem occurs. Any one of the two random effectors will affect both channels. Both the Multishader in the color channel, and the Color Shader in the transparency channel. I want to be able to control the animation for the texture/ number shade and have control over the random transparency change for those cloners. If I can get this to work, I can animate it to where the randomness in transparency is fast or slow while maintaining the same animation for the multishader/texture changes in place and vice versa. Please! If anyone can shed some light as to how I can get this done, that would be absolutely brilliant!!!!

    Steve Bentley replied 8 years, 5 months ago 2 Members · 22 Replies
  • 22 Replies
  • Steve Bentley

    April 7, 2018 at 7:50 am

    Could you use the shader effector (joined to the main cloner along side your random effector with the multishader) to get a noise material from another object and apply that as a transparency map or visibility map for all your clones?
    The other way is to use the mograph node in expresso and control the visibility or transparency of each clone from there.

    I’m not able to try either of these at the moment but will when I get a chance.

  • Don Jenkins

    April 9, 2018 at 3:42 am

    Whoah! I’m super interested in that second method you mentioned regarding the mograph expresso thing. Think you can help me out in terms of what nodes I have to set up a and connect within an xpresso tag? I can’t thank you enough for responding to my dilemma, I was scared no one would help me haha

  • Don Jenkins

    April 9, 2018 at 11:16 pm

    Whoah! I’m super interested in that second method you mentioned regarding the mograph expresso thing. Think you can help me out in terms of what nodes I have to set up a and connect within an xpresso tag? I can’t thank you enough for responding to my dilemma, I was scared no one would help me haha

  • Don Jenkins

    April 11, 2018 at 7:53 pm

    hello?

  • Steve Bentley

    April 12, 2018 at 12:17 am

    So like this? – see file.
    You will have to add your own images into the mograph shader inside the material.
    Change the noise pattern to suit – I have upped the contrast in the noise of the shader effector to really show the cubes going transparent over time but you probably don’t want that

    12340_mographshaderwithtrani.c4d.zip

  • Don Jenkins

    April 12, 2018 at 1:00 am

    The part in terms of how the shader mimicks the random transparency is awesome! But how would i go about making the textures I put in the multishader randomly change throughout the clones without effecting the transparency you have set up in the file? Other than that, the way the shader effects the transparency is perfect! ????

  • Don Jenkins

    April 12, 2018 at 1:05 am

    Actually! Here’s a file i have with just the shader i pasted from the file you sent, do you think you can figure out how to make it work on this? The only issue i have with using the shader is if you hit the play button, the shader’s noise animation bugs out and starts to go super fast, but once it stops moving, It’s speed becomes the speed i want it to go at
    12341_particlesv10study.c4d.zip

  • Steve Bentley

    April 12, 2018 at 2:01 am

    Without getting into multishaders and clones etc can you describe what this should look like? What are trying to make?

  • Steve Bentley

    April 12, 2018 at 2:26 am

    I think the issue is the tracer not the cloner or the shader. So lets find out what the effect is or the look is your are trying to acheive because there is probably a better way to do this.

  • Don Jenkins

    April 12, 2018 at 2:34 am

    Sure thing!! So imagine that cube you saw with those 4 pieces being traced from it. Now I have a collection of different types of textures. I want all of those 4 to not only use different textures but to alternate/randomize throughout the timeline. The only way i can see it doing that is through the multishader mixed with the random effector. (Keep in mind I might up the amount of points it traces on another object other than just the four points in that file i sent ya) next, i want there to be smooth randomized visibility. In this case the only method i know of is the shader effector you proposed or a random effector mixed with a color shader in the transparency channel or alpha channel. Hope this clears a bunch of stuff up man, I can’t thank you enough for engaging in helping me ☺

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