Linked Questions

10
votes
2answers
4k views

When and when not to use subdivsion surfaces?

I am new to 3D modelling and wondering if someone could break down when and when not to use subdivision surface modelling. I am thinking more in terms of hard surface stuff. Why wouldn't you always ...
10
votes
2answers
3k views

Landscape topography from grayscale image

Trying to do some golf course layouts in 2.73a. Would like to use topo elevation info. Currently have grayscale .jpg of site - top view. How do I get this into Blender as a "lumpy" plane?
8
votes
1answer
1k views

How can I set sliders to values outside the limits allowed by their slider?

How can I allow value sliders to be set higher than certain values? For example, I can't slide the subsurf slider past 6. This might seem like a bit of a silly ...
7
votes
2answers
2k views

How can I create spherical topology from a 2D image?

I need to create a spherical object with an irregular 3D texture. Think of a globe of the Earth with actual raised topography for mountains, etc. The purpose is to 3D print the object, so the ...
5
votes
1answer
1k views

Why do I have a large black and white artifact on the rendered image? [duplicate]

Cant figure out why the rendered image has a large black and white artifact (on the bottle on the right)? This is the blender file. Appreciate any tips!
5
votes
1answer
1k views

Does a Subsurf modifier slow down renders?

First of all, this is all hypothetical; I'm not actually doing this in a project. For example, let's say I'm trying to make a shape that can either be made by modeling it by hand, or I can get the ...
4
votes
7answers
23k views

Why is blender crashing when trying to render?

I am trying to make a room in blender, I finished making the beds that I now want to render so I can see how it looks when its rendered fully...except I can't seem to render it, I just finish my scene,...
3
votes
2answers
546 views

For realism should I use the maximum number of Subsurf levels?

I was wondering if I always need to use the maximum value of the options from the elements of "Add Modifier". For example, do I need to use the view 6 in Subdivision surface? I know it depends of what ...
2
votes
0answers
88 views

Blender too slow for my new computer?

I just bought a new computer and I was following the donut lesson of Blender Guru. When I raise up the number of subdivision of the donut (Viewport) to 3, the problem starts. I can not smoothly move ...
2
votes
0answers
22 views

Why does my computer freeze when I add a subsurf modifier? [duplicate]

I have an object with over a million vertices. When I select subdivision surface, my Mac starts the rainbow circle and sits still. How do I fix this issue?
1
vote
1answer
2k views

Help with “Cuda Error: Out of memory”

can anyone help me... I just wanted to do a quick clay render to see some shadow issues but I keep getting a "Cuda Error: Out of memory" message come up. I'm running the render off of my GPU which is ...
1
vote
1answer
1k views

Pauses for 2 minutes in between rendering animation frames

Blender will render 1 frame, then pause for two minutes, then do the same thing again with the next. Is there anyway to fix this? I posted a question thinking blender just stopped after frame one, but ...
1
vote
1answer
1k views

cycles isnt working when rendering

I'm used to rendering heavier files but cycles isn't rendering the one I'm currently working on for some reason, it renders just fine in the viewport even with the sampling increased exponentially and ...
1
vote
1answer
951 views

Can't undo subdivision surface modifier

After I was done modelling almost all the parts, I increased the view count in subdivision surface modifier and applied to all of the meshes. Now when I toggle to the edit mode, there are thousands of ...
1
vote
2answers
701 views

Render Crash / CUDA error [duplicate]

Hey all, CUDA error: Out of memory in mem_alloc_result, line 850 I'm unable to render a model I quickly put together (Is it considered simple?) When I attempt to render the scene, my system will ...

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