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Questions tagged [cycles]

Cycles is a ray tracing render engine that can be used to achieve photo realistic results in Blender. It was introduced officially in 2.61. Use this tag for any Cycles related posts.

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how to have different uv sheets for some objects?

I have a tank model and the thing is there are some objects with seperate uv sheets. I can't join the model together into one because if i do then this happens: I have tried a uv map node and an ...
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How to make both maps render [duplicate]

I have a model in blender that has two uv maps on it. The thing is only one will show up in viewport/render. It only allows me to render one, the other one wont show up anywhere. How do i make it so i ...
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ghost fade material, with weight paint?

I was wondering if i could use weight paint to control fading in blender. For example i want the bottom to be transparent and the top to be "un-transperent" but from the bottom to the top i want it ...
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42 views

Blender Does not Render Image

My image is not rendering in cycles render. I can see everything in the rendered viewport but when i do a final render i only see a Black and grey checkered screen. After a while blender will crash. ...
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Blender 2.8 Smooth Shade problem in Cycles [duplicate]

have a problem figuring this out. I made a really simple mesh, and then applied Shade smooth, as you can see on the pictures I attached, some faces appear smoothed and others don't as if they were ...
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1answer
23 views

is it possible to make a reflection sit at infinity, like a reflex sight or a HUD?

i want to simulate an effect such as a heads up display and tried to recreate it simply, through the use of light projecting through a reticle, through a convex lens, and onto a pane of glass seen ...
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importing (appending) materials from File

I am using Blender 2.8 and cycles render I wanted to download a few materials from websites like http://matrep.parastudios.de/ when I download the files I follow what others have said to do. select ...
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Blender 2.80 specific changes which eats RAM massively

This is done on a 8GB Linux machine, which runs Blender and openbox as window manager and nothing else (beside common system demons etc). Blender files, which successfully render (GPU/Cycles) with ...
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1answer
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Change nodes position through scripts [duplicate]

I'm Creating some nodes through python script. The problem is that all the nodes are overlapping each over. I just wanna programatically re position those nodes. How to do this? ...
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1answer
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One specific point doesn't reflect light when I use cycles render

I am using blender2.8 and I want to make kind of corridor scene in blender. But when I render it, the problem occurred. The problem is that the corner of ceiling wouldn't reflect light at all. I'm ...
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Face glitch with black plasma rig

I am building a Minecraft animation in blender with the black plasma rig, which is made by Pixel Frosty. The problem is that the face is behind the mesh/skin. If I look at all the other rigs on ...
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Putting textures on top of one another in cycles [duplicate]

So I have a material which is intended to be used on the hull of a spacecraft. It uses an image (Coalition-Shuttle-Skin.png) for the surface, then another image (Hull-Bump.png) of some panelling to ...
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1answer
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A Black Material Problem on imported DAZ Obj materials

I'm currently trying to materialize a DAZ Imported OBJ Character and the process was difficult, but I'm making good progress in the translation. However, I've run into a wall. Im trying to simplify ...
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is there any way to get to velocity of a fluid and use it in the cycle material editor

I'm trying to use flip fluids to make lava is there any way to use the motion blur vectors, or get the velocity to mix a material. or in the script editor is there anyway to drive that.
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Implementing a Night Sky with stars, the moon?

I am researching how to implement the night sky, and I have found this useful answer (Stars background in cycles) that explains how to get the background to be filled with stars (even the milky way). ...
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1answer
44 views

Puprlish Material with Blue Voronoi Cracks

Is there a way to make a shader (puprlish Material with blue, reflective Voronoi Cracks) from the following picture?
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Fire that turns to smoke

I want to make a stream of fire where drips of it fall off, and then it turns into thick smoke. How can I do that? .
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Blender 2.80 Cycles rendering doesn't get to more than 10-25% GPU usage

When I render my animated scene with Blender (2.80 beta from 10-5-2019) Cycles using "GPU supported feature set" I only get to about 10-25% GPU utilization on my Nvidia GTX 970 on Windows 10. I've ...
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Object is deformed with spiky artifacts when rendering in Blender cycles 2.8

I have been noodling around with the blender 2.8 Beta because I just want to get up on the new stuff. I have tried to render this simple model of a sofa I’ve been building and I get these crazy spiky ...
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1answer
42 views

Cycles - Rendering with RTX 2060 CUDA Error

I'm running the latest version of Blender 2.79 and I'm trying to render in cycles with a RTX 2060. I'm unable to render anything. At first I received the Error "CUDA binary kernel for this graphics ...
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1answer
21 views

Particles render in a different size

I have set the blend texture for particles so their size changes over time. The animation is baked. In viewport everything works as it should. However, render shows always vanilla size of the sphere. ...
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1answer
28 views

Transparent object on transparent background

I am using Cycles Render and v2.79. I have an object that is partly transparent and when I set the background to transparent (check transparent under Film) the object has no alpha and is rendered with ...
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Fluid simulation only shows the domain

I was making a fluid simulation, but when I try to bake it, it only bakes the domain. The fluid doesn't appear from the inflow. Do you know why? Thanks. This is what appears when i render
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Blurry reflections in Blender 2.8 Beta

So I have Metallic to 1 and Roughness to 0 in the new Principled BDSF for my spheres in this attached image (My first render from Blender - yey!). But in the reflections of this image everything is ...
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1answer
47 views

Cycles shadows different in live render and final render

I'm a beginner in blender and i can't figure out why the shadows in my scene are different in live render and final render. The shadows seem to be less pronounced in the final render. That makes it ...
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Why does my texture look like this

Hey guys im new to blender, and for some reason my roughness map shows up like this strippy sort of image.... (i tried to change the cordinates but still cant get it to work properly.... The map its ...
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Glass / jelly material speckled with fireflies

I'm working on an animation where a cube of jelly falls from the sky (it's best not to think too hard about it). . Here's frame 45: There are loads of speckles, which I've learned are called "...
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How can I get a single value out of a color map with nodes?

I'm trying to make a random number generator, and I've managed to make a random color map generator, but I need to be able to get a single value out of it. The type of value I need is either the black/...
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1answer
29 views

Texture stretching at edge even though UV map says it's fine

Why is this happening and how do I fix it? I'm still new and following this anvil tutorial but the texture is stretching over one edge and also sort of looks like I've put a seam where I haven't. It'...
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1answer
52 views

Is there a Cycles equivalent to Eevee's Bloom Option?

Is there any equivalent option or process to get results equal, similar or better than Eevee's Bloom? If yes, how could I do it? I have an object with Emission Surface on Material in that case it is ...
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Use Blender2.8 grease pencil as live texture

Is there any way that a stroke object can be used as a 2d texture? (Blender 2.8) I would like to be able to use my animated stroke, as a texture which I plug into whatever material I want. This could ...
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2answers
61 views

Blender 2.8 Render Farms

I've just created an environment to be used in a 360 degree video in Blender 2.8 and was planning on rendering with cycles and using the help of a render farm. I was in contact with one render farm ...
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1answer
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cycles - different effects when order switched, even with opposite factor

I was trying to fade shadows out and found animated shadow fade on Blender StackExchange. In the setup described above, shadow rays are multiplied by a factor, and that's applied to the factor on a ...
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Can I use an Environment Texture to bake a skybox from a 3D environment in 2.8?

I'm looking to see if there's a faster, better way to make a skymap/cubemap for a game (Unity) using baking and / or Environment Textures. Ideally, this should be faster than this method (or similar)....
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1answer
42 views

No lighting is working at all

I have tried switching the layers and setting the sun brightness to 10000000000000000 but nothing seems to work, and everything stays dark. There are two layers. The glass human is in a different ...
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1answer
26 views

Why is hair not displaying in render viewport but displays in solid view (while in object mode)?

Solid view looks as such: But rendered view is unable to produce hair: You can see the hair displays on the simple sphere, making me think there is something wrong with the lower mesh, however I can ...
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Detect if Object is illuminated [duplicate]

I have an earth model, and I was wondering if there was a way to detect what parts of it are lit up by the sun. Basically, I need it is a value I can put into a mix shader to control what areas of ...
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1answer
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Why is the work top clipping out when i got to camera view? [duplicate]

[full renderThe camera's location and rotation shouldn't cause it and it only happens in camera. I am the noobiest of noobs so please be polite and patient with me. I'm sure you will all say just ...
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Gravity keyframe not working on render

I'm doing a 10 second animation for a project at uni. Part of this animation consists of a box falling on a button to activate it. I wanted this to start at frame 190 and as nothing else uses gravity ...
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How to convert specific Minecraft rig to cycles

Dont laugh, I'm using Blender for Minecraft. I'll cut to the chase. Ill provide details and the download for the rig im using. The rig is designed for the blender render engine, however I am trying ...
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I have material applied , but it still renders purple in Cycles Render

I have a model with materials applied in cycles, but for some reason even though its applied, it still renders out purple! Is there anyway I can troubleshoot this!
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Visualizing 3D voxel data in Blender 2.8

right now I'm trying to visualize my scientific 3D data in Blender 2.8. So blenders built in textures or smoke simulations do not lead to the goal. I've read that older releases of Blender do support ...
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1answer
42 views

Rendering Backwards in Cycles

There was already a similar question asked, but I want to render the scene backwards for a different reason: render speed. I want to split the animation rendering between two PCs, so the first PC ...
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Bathroom Lit only from the Window - Too Dark [duplicate]

So my idea was to build a bathroom that is lit only by its window, so I put it together and tried it out, but it didn't come out as I was expecting to, of course I'm a newbie at blender so I thought I ...
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46 views

Procedural Node Setup tied to Camera's View?

I want to color surfaces which are able to be seen from a viewpoint. So I made nodes like this. But the setup doesn't entirely work as expected. From the top, it does what I intended... ...but from ...
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1answer
2k views

How to model the curly cable part of the phone

Hello. I am a beginner in Blender. I started modeling this phone and when I got to the curly cable part it was a real challenge. Could someone guide me on this.
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1answer
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Cycles render stopped rendering [closed]

I'm trying to render out my file but it stopped at frame 178 and now I can't get it to continue rendering, it just doesn't seem to do anything and then the software says its not responding. I've tried ...
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Can a Raspberry Pi GPU be used with Cycles?

I have a Raspberry Pi 2 and a 3, both of which have separate GPUs from the CPU. They are running the default Raspbian (9 I think), and Blender (slightly out-of-daste repository version) is ...
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Baking Diffuse from Random Procedural Material

Alright Peoples.. I did all the searching I possibly could and wound up signing up for this site to pose my question... I'm currently not at home so I don't have any images or screen shots to share.. ...
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How do i export materials in Blender [duplicate]

I want to export materials from my object so that for example in unity I can open it, add lighting and that it actually changes according to the lighting. So basically i want to export my materials ...