Linked Questions

1
vote
1answer
73 views

How to make a material change based on the light it recieves? [duplicate]

I want to make something that has a black glossy shader when a light hits it, e.g. the sun, but when no light hits it at all it turns into an emission shader. I can't figure out how to actually do ...
4
votes
2answers
659 views

How do I limit gloss/reflection to only intense sources such as a light source?

Using cycles, I'm making big cartoon eyes lenses, I want them to have the light shine off them but little else. Problem: Everything is reflected off the lens making the color of the iris and pupil ...
4
votes
1answer
2k views

Shader to RGB in Cycles

Eevee has introduced a new node, the Shader-to-RGB node. I find this quite useful for using the outputs of shaders in, say, the factor of a mix node or other such things. Unfortunately Cycles does not ...
1
vote
1answer
217 views

Single Object transparency overlay with additive/brighter coloring

I have an object that bends over onto itself. Its one color with some transparency. See Image. The left portion is like a string that has bent around in front of itself. Right now, when the object ...
1
vote
1answer
188 views

How to make texture appear only in dark spots?

I'm trying to make a realistic earth but now comes the problem of the lights. Since I'd like to make an animation I want the night lights(which are just a texture with an emission shader) to "appear" ...
0
votes
1answer
51 views

How do I create a material that emits light based on how much light hits it?

I was wondering if anyone has an idea how I would make a material that emits light based on how much light hits it from a spot lamp in the scene? Using cycles render engine. Best, Brad
2
votes
0answers
105 views

How do you affect only shaded areas in Blender Cycles?

I am trying to make a pyramid shaped planet, and want to make the shadowed areas use a different texture (with city lights) than the areas in the light. I have tried using the normals node, but it ...
0
votes
0answers
46 views

How to put one material where the light is hitting and one where the light isn't?

So I want to create an object using cycles render that has two different materials applied to it. One of the materials can only be seen on the object where the light is hitting and the other material ...
0
votes
0answers
20 views

In the Blender 2.8 shader editor, What nodes do I need to sample a color from the other shaders on an object? [duplicate]

Basically I am trying to figure out if there is a way to have a planet with shaders applied for the world color map. Then you have a sun and on the shadow side of the planet I want to use a node to ...
0
votes
0answers
16 views

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 ...