Linked Questions

-5
votes
2answers
2k views

Why does "Render Image" take a long time and what is it used for? [duplicate]

Viewing a 3d object is considered rendering. Hence, why is there even a "Render Image" option, and why is it so slow on my computer? --Edit-- Not sure why no one understands the question. ...
87
votes
2answers
82k views

How is Cycles different from Blender Internal?

How does Cycles work and how is it different from Blender Internal? Which is better?
19
votes
1answer
16k views

What does static/dynamic BVH do?

In the render properties panel, under the performance rollout there is a setting for static vs. dynamic BVH. I am simply wondering what this setting does. From the Wiki: The raytracing ...
12
votes
3answers
12k views

Why is rendered viewport faster than rendering individual frames?

When I'm using rendered viewport it initially takes a while before rendering starts, but once it does, I can freely move around and rendering a new view happens almost instantaneously. When on the ...
8
votes
1answer
13k views

Objects, shadows and reflections not rendering in EEVEE

I started to work with EEVEE short time ago and I was amazed by the capabilities of this engine. However, I noticed something strange when I was rendering some tests. Some objects/reflections/shadows ...
5
votes
2answers
6k views

How do you fade the edges of a model?

I have a model that is made of a flat plane that has been sculpted in the middle. I need to fade the edges of the plane gradually into transparency. How do I accomplish this? I am totally new to ...
5
votes
3answers
3k views

How to get Cycles viewport output in compositing

I'm rendering with Cycles in the viewport (not with F12) and would like to get that viewport output as an input node into the Compositor. How can this be done?
2
votes
2answers
4k views

Why can't I see motion blur in the viewport cycles?

In Cycles how come I cannot see the motion blur in the 3D viewport when in render shading mode?
1
vote
1answer
3k views

Faster rendered viewport shading

I'm trying to preview how a specular material looks on an object when it moves, so I tried rendered viewport shading mode, but this mode is extremely slow even with a very simple object. So slow that ...
0
votes
1answer
4k views

What causes rendered frame "flickering"?

Cycles Render. I have a simple scene, with a plane as ground, and objects on it. It is lit by a HDR background texture and one sun lamp, and being rendered to 16-bit TIFF individual frames. The ground ...
0
votes
2answers
1k views

Cycles Cuda out of memory on final render but not on preview

I am trying to render my scene (F12) and after two minutes I get the error shown below. However, when I render the preview, it seems to have no problem. How can I fix this problem? Using Blender 2....
0
votes
2answers
2k views

GPU Compute crashes while rendering but rendered mode works fine

I am a 16 year old. I am new to this community as well as blender. When I was rendering today, I encountered a strange problem. When I try to render the below given scene using GPU COMPUTE it crashes, ...
2
votes
1answer
1k views

Why are objects appearing as a "ghostly" image after rendering?

I'm fairly new to Blender, but I hope there's a simple solution to this issue. In Cycles I'm trying to make a composite of (soon-to-be) animated objects and video footage. I've used nodes to apply ...
0
votes
2answers
2k views

Viewport rendering (shift+Z) is darker than in final render

I just purchased an interior scene from chocoviz for the cycles render engine. When I do a test render in the viewport it renders, but is much darker than in the final render. What could be the ...
0
votes
1answer
955 views

Render dark Scene with high samples

just quick question, I am having a rather dark scene, trying to do a prerender but even at 10.000 Samples the picture still isn't really any good looking and it's hard to say how it will look at the ...

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