Questions tagged [node-editor]

Questions relating to Blenders node editor. The node editor is used for non-destructive texture and material editing; for geometry node editing and for post-processing/compositing.

Filter by
Sorted by
Tagged with
12 votes
3 answers
15k views

How do I get the Glare node to output transparent instead of Black background

This is what I have so far: The rendered image has a transparent background, but the glare filter creates an output with a black background, so after merging the two togheter, the background turns ...
tacofisher's user avatar
18 votes
5 answers
43k views

How to properly hook up various maps types in Cycles?

I created some texture maps in MindTex to use in Blender, but I can't figure out how to properly hook them up. The maps I have: ...
David Prentice's user avatar
25 votes
1 answer
10k views

What is the meaning of the color of the node sockets in the node editor?

I have been searching on the web and I can't find this. What is the meaning of the color of the node sockets in the node editor?
user1006274's user avatar
41 votes
3 answers
35k views

How can I make a material only apply to a side of a plane?

How could a one-sided material be achieved with the Cycles renderer? I would like to create a plane that is completely transparent from one side, and a mirror from the other side. It would be cool ...
horace's user avatar
  • 657
25 votes
1 answer
57k views

How can I make a more realistic glass shader? [duplicate]

Here's a sample scene: A room with a window, a point light to project light into the room, an HDR environment outside the room and a nice Image by Rembrandt that should be somewhat reflected on the ...
user avatar
49 votes
7 answers
82k views

How to blur a texture node in cycles material?

For a Cycles material I need to blur a texture. If the texture where a Texture Image node, I can blur the image before adding it but in my case I need to blur a Voronoi Texture and so I can't do it. ...
PhoneixS's user avatar
  • 1,864
2 votes
2 answers
2k views

My objects are semi-transparent, and not one behind the other in the compositor

I have multiple scenes each with different objects. I want to combine all these scenes in the compositor but when they render, all the objects from each scene overlap each other and are all ...
ShazBang's user avatar
14 votes
2 answers
9k views

How to use multiple HDRIs

My question is, how would I make the visible HDRI/Enviroment Map be image 1 and then have reflections as Image 2? If someone can post a node setup, or a .py file that would be great <3 I was ...
AdamSokol's user avatar
  • 143
12 votes
1 answer
21k views

How can I setup a Material in Cycles for Z-Transparency?

After converting to nodes in order to render using Cycles I've no idea where to enable the z-transparency. I guess the image textures alpha channel needs to be pluged somewhere but I've no idea which ...
stacker's user avatar
  • 38.3k
24 votes
3 answers
54k views

How can I convert a node made material into an image texture?

I have a sphere having a planet material MADE WITH NODES, and I want to convert this material into an image texture; because this material is made with nodes and only works in Blender, but I want to ...
Shams M.Monem's user avatar
30 votes
3 answers
21k views

Node for setting render colour, regardless of lighting

I'm trying to make a material node setup to set final render colors, regardless of lighting conditions. Is such a setup possible?
ajwood's user avatar
  • 10k
28 votes
1 answer
8k views

Control a property with no socket (color ramp swatch, etc) from a Group Node input?

Sometimes I create Material Groups to be used as appendable reusable assets. Unfortunately sometimes parameters I want to control using a Group Node's slider are not available for routing to a Group ...
Mentalist's user avatar
  • 18.9k
12 votes
3 answers
20k views

How do you make an image emission without washing out the image?

I am trying to make a computer monitor. This means I have to have an image texture for the screen. My image texture is currently connected to an Emission BSDF shader. Unfortunately, when the emission ...
leigero's user avatar
  • 1,189
8 votes
3 answers
3k views

Why is the node editor showing different kinds of nodes?

I have been following this tutorial until I started adding nodes. The problem is that he has completely different nodes than I have. Even nodes that are created at start are different (I have Material ...
Wojtek Wencel's user avatar
23 votes
4 answers
67k views

Accidentally hit "toggle full screen", How do I exit?

I'm stuck in full screen in the node editor. Escape isn't working, and I have no menus and no idea how to leave except to quit Blender and reopen the program.
iCephalopod's user avatar
59 votes
5 answers
29k views

How do I create repeating patterns with cycles' procedural textures

Most people's question in this area is how to reduce repeating patterns, however I want to create them. I'm creating 2d rendered tiles for my game, and I want to create procedural materials for my ...
Enetheru's user avatar
  • 693
20 votes
2 answers
9k views

Post-processing Lightsabers in Blender

I've been studying JamesVillanueva's lightsabers for a while now, and have tried to recreate the effects in Blender. The trouble I'm having is with the blade in the compositor. Keep in mind that I'm ...
kizlink's user avatar
  • 325
15 votes
3 answers
8k views

Correct vector input to map texture light in Cycles

What is the correct vector input for a texture connected to a Cycles lamp so that I can make a projector-like textured light? I am trying to make an projector-like effect with a textured light in ...
Duarte Farrajota Ramos's user avatar
40 votes
2 answers
49k views

Is there really a way to make a true toon shader material in Cycles?

Is there a way to make a true toon shader material in Cycles? Here's, in order of importance, what would be ideal to find in such a shader: Must use Cycles Must be an actual shader Must not rely on ...
Poyo's user avatar
  • 1,585
13 votes
1 answer
18k views

Getting "experimental" true displacement to work

I have been trying to achieve a true mesh displacement on meshes for quite some time, without ever getting it to work. If I understand it correctly, this experimental feature would allow me to easily ...
MicroMachine's user avatar
  • 4,601
23 votes
2 answers
44k views

Shader nodes are missing?

I have blender 2.69 and I've been following a tutorial on how to make text. The only problem is when I go to add a glossy shader in the node editor it does not exist. Neither does the shader category....
user2389's user avatar
  • 397
21 votes
6 answers
11k views

Voronoi Cracks Fac?

I am familliar with Blenders Cycle's Voronoi Texture and have fiddled with it for a while. I am trying to get a result that is not like Intensity or Cells, but more like cracks. I tried the node setup ...
Shady Puck's user avatar
  • 8,827
21 votes
2 answers
23k views

How can I resize/move the "canvas" of an image in the compositor?

As you can see, if I try to translate an image in the compositor, it does not affect the actual bounds of the image, only the pixels themselves. The same thing happens when trying to scale an image: ...
gandalf3's user avatar
  • 157k
12 votes
2 answers
18k views

Can I make a custom node from a group and have that available in other projects?

I've found some neat combinations of nodes to create certain effects, so I'd like to make them a group and then have that node available on my list of available nodes, even when I reload the startup ...
Thom Blair III's user avatar
5 votes
4 answers
31k views

How can I make a part of a texture glow?

I need to make a part of a texture glow slightly. Like Killer Crocs eyes (see image below) How do I do this? I added a black and white texture (white for the glow. But then this happened. There ...
JustNat Bro's user avatar
23 votes
1 answer
10k views

How to render a mesh transparent with a color on its edges only, with nodes?

I would like to have my object transparent, with a color only on the edges, would someone know how to do this? I am starting with the nodes, if anyone can help with some guidelines I would really ...
Paul's user avatar
  • 583
13 votes
1 answer
9k views

How can I make my procedural brick texture map correctly to both a cube and cylinder?

I've been experimenting with node-based procedural materials in Cycles lately, and after spending a few hours working out a brick material that works pretty well along walls, I noticed that it has a ...
Marty's user avatar
  • 143
12 votes
1 answer
6k views

Blender Cycles True Displacement

I want to use the displacement node in cycles node editor, i was wondering whether subdividing an object or using sub surf modifier makes any difference, if so which one I should go for in order to ...
ideorium's user avatar
  • 977
10 votes
1 answer
43k views

How can I make an object invisible when I render in Cycles?

Using the Cycles Render Engine How can I make an object invisible when I render?
user avatar
6 votes
1 answer
985 views

Make light paths only pass through non-emitted areas?

I'm trying to make it so that the plane is transparent except for the light from the aqua emission. Or in other words, how can I make it so that the plane's white areas are transparent and the plane's ...
Squirrel's user avatar
  • 835
4 votes
1 answer
2k views

Compositing video layers in 3D space

Here's what I need to do. I have a footage of a street. I want to add several people walking. Each person was shot using chroma. I understand how to remove the green using nodes. I understand how to ...
J.Nada's user avatar
  • 93
31 votes
1 answer
5k views

How to store particle locations in a list?

my question is how to store the locations of a particle or any changing data in a list so as to use the locations for effects like trails. What I intend to create are particle trails, the following ...
Dembos's user avatar
  • 413
15 votes
1 answer
10k views

Using an RGB map to assign various shaders in a material

I am importing a RGB image into Blender and I would like to replace the colors of the image by materials (Glossy, Glass, or other complex Node setups). For example I would replace the green with an ...
MicroMachine's user avatar
  • 4,601
15 votes
3 answers
10k views

How can I make a "Movie Clip" node start at a certain frame of the scene?

When I use "Movie Clip" node in Blender 2.7, it always starts at Scene Frame 1. How can I change it in order to make it start at Frame 6, for instance? The movie clip I am using is a Movie FX for ...
Javier J. Salmeron Garcia's user avatar
41 votes
1 answer
31k views

what can you call from the attribute node?

I know you can call density or flame for example from the attribute node. I was wondering what else you can write in the name slot. And maybe a bit of explanation of the attribute node. thanks in ...
Leo Yfver's user avatar
  • 553
33 votes
3 answers
12k views

What is the difference between the displace socket and a bump map?

Aside from the fact that you can control the bump mapping per shader with a bump node, are there any differences between these materials? As far as I can tell, they are the same. Is the displacement ...
gandalf3's user avatar
  • 157k
25 votes
3 answers
41k views

How do I colour a 3D terrain based on its height?

How do I colour a 3D terrain based on the height? Say, bottom green, and gradually to brown in the middle and white at the top. When I use colour ramp node, I can see gradient colour across the 3d ...
ikel's user avatar
  • 1,233
24 votes
5 answers
36k views

Is it possible to get a random number in the node editor?

Is it possible to generate a random number for use in the node editor? I am aware of the Object Info node, but I want a random number which I have more control over. Ideally I could change it with ...
gandalf3's user avatar
  • 157k
23 votes
2 answers
45k views

Using a Normal map together with a Bump map

I've been stressing these days searching for a video on using a Normal map with a Bump map, but I haven't found something good. Some suggest connecting the Bump input into the Displacement output and ...
Vladimir's user avatar
  • 4,687
16 votes
2 answers
1k views

What's the most reliable way of converting a material into reusable code blocks?

I'd like to convert certain materials into executable python code without having to re-code them from scratch each time. While doing some initial experimentation on the principled shader, I realized ...
brockmann's user avatar
  • 12.3k
14 votes
1 answer
3k views

Using Nodes for Laser Line

I am currently trying to recreate the laser line described in Making a Laser in Cycles - Straight Beam of Light? I have selected the Cycles Renderer, enabled nodes on my light (spot and point tested)...
Tobyndax's user avatar
  • 153
13 votes
5 answers
19k views

How to get random color variation on a single mesh?

I am trying to get color variation and to bake it in a single mesh but the Object Info Random only works if i separate the meshes. Is there an alternative way to get the same result with the meshes ...
Danyl Bekhoucha's user avatar
13 votes
1 answer
8k views

How to handle creating a node group in a script?

I am attempting to make a python script that creates a nodegroup based on some scene properties, however the group_make operator needs to be in a node editor ...
gandalf3's user avatar
  • 157k
12 votes
3 answers
22k views

Is there a way to save composite node presets?

Is there any way in Blender to save settings in your compositing node setup. For example say for my shadow catcher I have it setup for a hard shadow for sunlight, and then I also have a setting for ...
Corwin's user avatar
  • 121
11 votes
1 answer
40k views

How do I get transparency to work with the Principled BSDF shader?

How do I get the Cycles Principled BSDF shader to support a base color image such as a 32bit png with alpha or a tga with an alpha channel, and get the transparency to work. I don't see anywhere on ...
Bryson Jack's user avatar
  • 3,737
11 votes
4 answers
2k views

A way to get Rate of Change in translation or rotation into a shader node

I am doing a space scene with a space ship, and i'm trying to be physically realistic when it comes to how ships move in space. As such, I only want my thruster effects to fire when the Rate of ...
Shaun Yoder's user avatar
7 votes
3 answers
996 views

Create mesh from four curves (Loft)

I want to create a smooth mesh using four curves. I want to animate the curves so that it changes the mesh. Basically, I have the four curves(black lines) in the picture. Just want to cross link ...
alibaba_0000's user avatar
4 votes
1 answer
3k views

Particular nodes are missing from node editor

I am looking for the Mapping Node but it is not available under the Vector nodes menu or any other menu. I have Blender 2.77 which cooresponds with the manual version in the above link. I also cannot ...
Joshua's user avatar
  • 107
23 votes
4 answers
27k views

Add Nodes to Material with Python

I have edited a script that creates some nodes, but the only problem is, it always created a new material. I want it to either add the nodes on the existing material, or a pre-defined material. Here ...
rioforce's user avatar
  • 2,032
10 votes
4 answers
2k views

How to mix a jpeg background image with a 3D scene generated using Filmic Blender?

I want to compose 3D-model over image, and I use filmic to get more suitable result. But I want the background image to remain in the original colors. So I try to use this setting: but it haven't ...
Crantisz's user avatar
  • 33.6k

1
2 3 4 5
16