
Render Passes
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Hi everyone. I recently bought myself some books from 3dtotal, and I had a question about this ''render passes''. I wanted to come to you first, since you have always been so helpful and there is a lot of experience in this forum. I wanted to ask, what do they mean by render passes? They say the put together the render passes in photoshop and compose them there. And my second question is, it is possible to do them in Octane? Thank you for your time
Have a great day

Hi.
Compositing process is addition render passes: color, reflection, lighting etc.
In my opinion if you want to learn compositing I recommend you to look render such as mental ray or vray renderers because they allow to render passes separately. Remember that the principles blending of layers everywhere the identical
Compositing process is addition render passes: color, reflection, lighting etc.
In my opinion if you want to learn compositing I recommend you to look render such as mental ray or vray renderers because they allow to render passes separately. Remember that the principles blending of layers everywhere the identical

Win 8.1/64 | Geforce GTX780TI | Core I7 970 | 24GB
render passes is the way to save Your output not as one image, but /depending to your needs/ to different images, that contain only, let's say: difuse, reflectivity, refractivity, specular, lighting, shadow, alpha, id, zdepth, atmosphere, etc information.. in this way, if You're experienced You gained a lot of flexibility =) You can compose, tweek end result in post rather than rerendering whole images =)
because of unbiased nature Octane render does not have so much flexibility, but it can offer several different 'layers' /let's call that way/ like z-depth, id, etc. Play a bit and it will come handy, but if You're not used to that & have some project on the preasure, leave this for later, 'cos it might be quite complex & time consuming, as You have to render every pass on it's own =)
on the other side when You nail this, it's quite powerfull!
because of unbiased nature Octane render does not have so much flexibility, but it can offer several different 'layers' /let's call that way/ like z-depth, id, etc. Play a bit and it will come handy, but if You're not used to that & have some project on the preasure, leave this for later, 'cos it might be quite complex & time consuming, as You have to render every pass on it's own =)
on the other side when You nail this, it's quite powerfull!