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Questions tagged [modifiers]

Modifiers are automatic operations that affect an object in a non-destructive way. Use this tag for questions pertaining to modifiers and their usage inside of Blender.

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69 votes
3 answers
160k views

Keep sharp edges when using subdivision surface

How can I use the subdivision surface modifier to create more high poly meshes without ruining sharp edges? For example this mesh The sphere should be subdivided but the rim of the cylinder should ...
Qwertie's user avatar
  • 7,056
21 votes
6 answers
148k views

The Boolean modifier is not working

I'm trying to model an M16, but it's not going so well when it comes to the magazine of the weapon. Next to the magazine is a mesh. I want to cut holes in the mag with that mesh. But the magazine ...
Zemah's user avatar
  • 315
42 votes
2 answers
76k views

Why does the mirror modifier sometimes give me an overlapping mesh?

When I add a mirror modifier it sometimes doesn't mirror correctly, giving me an overlapping mesh. How can I fix this?
Jonathan Williamson's user avatar
6 votes
2 answers
4k views

Objects in Array Stretched and Deformed with Curve Modifier

I have a chain object, and I have a curve it follows. I got it to work for following curve, but chain object are not circles but both parts are more like stretched circles (ovals). Object I made with ...
notverybright's user avatar
9 votes
1 answer
8k views

Problems with Curve Modifier

Every time I think I have the curve modifier mastered, it throws me a another curve ball (no pun intended). Why in this blend file can I not get the lights to follow the spiral curve? When the ...
Lewis's user avatar
  • 1,310
47 votes
7 answers
110k views

How to make a circular array using offset object as center?

We know that the there is an Object Offset option for Array modifier, but when trying to make a circular array with that offset object as the center of the array circle, it always doesn't behave quite ...
Leon Cheung's user avatar
  • 27.7k
25 votes
2 answers
19k views

how to bend geometry with geometry nodes

I want to create array on curve with geometry nodes, but I am unable to merge the instances so I get a continuous mesh, like a rail. I tried to use the weld modifier but it does not work with geometry ...
Goran Alexandru's user avatar
20 votes
4 answers
70k views

How to curve my mesh

I'd like to curve my object, but I'm considering two options. The first one is to make the object up with lots of vertices, like a sphere can be. The second is to apply some kind of modifier curve to ...
Kheldar's user avatar
  • 303
12 votes
5 answers
14k views

How to avoid the wrinkle at the poles of the UV sphere?

When I create a UV sphere and add the subdivision surface modifier, the following wrinkle appears. How can I avoid it? I've read the article How to handle distortion at the poles of a UV sphere? but ...
zeodtr's user avatar
  • 255
12 votes
3 answers
2k views

Why does subsurf modifier cause weird deformation at the end of a cylinder?

My problem is simple. I think that the strange deformations on the top are there because there are so many vertices in one face. How do I fix this while maintaining nice topology? Although I ...
user avatar
32 votes
1 answer
42k views

How can I duplicate a mesh along a curve?

I want to outline a curve in the form of text with a mesh (UV-sphere, cube etc.). How can I do that while saving mesh geometry without using the Curve modifier?
Paul's user avatar
  • 323
7 votes
4 answers
18k views

Subsurf and mirror modifier creating a split in mesh

I was practicing with modeling a leaf using a image reference. Everything went fine and I finished modeling my leaf, but I wanted to make it more realistic (I'll add textures later), I saw lots of ...
user avatar
28 votes
4 answers
36k views

How do I prevent object distortion when applying a curve modifier?

This is the profile of the object I'd like to wrap... Here is the object's profile after being wrapped... Is it possible to prevent the distortion? The following post here: http://blenderartists.org/...
chrisp's user avatar
  • 619
10 votes
3 answers
22k views

Wrap curve around sphere

I couldn't find this anywhere, which is really strange, but I'm trying to wrap a curve, imported from a .svg made with a vector image program around a sphere to create the Earth. Basically, this is ...
MicroMachine's user avatar
  • 4,673
9 votes
2 answers
14k views

Applied boolean modifier leaving shading artifacts with flat shading

I tried to manipulate a cube with the Boolean modifier. I tried to cut out an edge of the cube with a cylinder. Also, the shading result looks awful in FLAT SHADING mode, so I turned on SMOOTH SHADING....
DoubleVoid's user avatar
36 votes
1 answer
77k views

How to apply a modifier in V2.9+

Why I can't apply mirror modifier? Here's screen
user105581's user avatar
7 votes
1 answer
2k views

Object on curve wont stay flat

I am attempting to make a fin tube, fin tubes are pipes that have a tight spiral of flat fins sticking out all around them. The spiral wraps around the circumference of the pipe. They are used in heat ...
Matt McKee's user avatar
12 votes
2 answers
2k views

Creating a truck exhaust mesh

I am trying to create an truck exhaust mesh with blender. Currently I am using a smaller size cylinder to cut inside and then using some other cylinders to cut every hole with boolean modifier. ...
AaA's user avatar
  • 285
5 votes
1 answer
19k views

Can I "fill" an empty object?

I have this weird object (vascular tree) which is empty inside, but closed from the top and the bottom: However, it is empty inside, which makes me unable to use boolean on a bigger object (I want to ...
i'm using tilt controls's user avatar
21 votes
1 answer
118k views

How to cut holes in an object using another object?

I'm trying to model a M16 but I have a problem with cutting the holes on top of the handguard of the weapon. As you can see in the picture above, I have tried to cut holes into the handguard (The ...
Zemah's user avatar
  • 213
97 votes
3 answers
174k views

Add the Same Modifier to Multiple Objects at Once?

Is it possible to add a modifier to more than one mesh at once? I have a lot of unique objects, and I want to set a subdivide modifier to them, would I have to do each one individually? I have ...
Stephen's user avatar
  • 5,709
8 votes
3 answers
4k views

How to create a circular shaped grid, similar to a manhole cover

I’m trying to create a circular shaped grid, similar to the one in the pic. That’s my first attempt, created by arranging several cylinders with an Array modifier and then cutting the holes via the ...
faybn's user avatar
  • 825
12 votes
3 answers
27k views

“Cannot execute boolean operation” when subtracting several spheres and cylinders from cube

This is a follow-on question as suggested by a commenter. What I'd like to do is to create a geometry with the following properties: A cube with several spherical indentations carved out on top. 16 ...
Drux's user avatar
  • 263
29 votes
4 answers
65k views

Is there an unsubdivide function in Blender?

I am wondering if there is a modifier or tool that will essentially undo a subsurf or subdivide command.
TheCycleOfBlend's user avatar
15 votes
3 answers
8k views

How can I easily animate cutaway views on multiple objects?

I'm trying to create animated cutaway views on multiple objects in my scene. For example, in my car model, the seats and other interior objects are separate objects. This question talks about using ...
David's user avatar
  • 49.4k
58 votes
4 answers
74k views

How can I use an array modifier to create individually manipulatable objects?

I often use an array modifier (or two) to quickly create a grid of identical or symmetric objects, which can be really useful when modeling all sorts of man-made objects. Once I've made the grid, ...
Gwen's user avatar
  • 11.6k
26 votes
2 answers
4k views

How to model braided nylon sleeve

I am trying to make a model of a braided nylon sleve which I want to use for kitbashing. Here is what im trying to make I know how to make the tube inside and everything, but I'm struggling with the ...
Nikola P.'s user avatar
  • 273
9 votes
6 answers
9k views

Deform object after another object

I have seen other similar questions but they don't seem to be what I want, please correct me if I'm wrong. For simplicity: delete the default cube, NumPad7, add cylinder, rotate X 90, then add torus ...
a concerned citizen's user avatar
6 votes
2 answers
12k views

How to add modifiers using python script and set parameters?

I've found some code that could add a modifier but none can set parameters like Octree.
Claire's user avatar
  • 95
24 votes
2 answers
8k views

Worms crawling under skin

I wanted to create a scene where you can see a worm crawling underneath the skin of a person's belly. I've tried it with the tools provided in Blender like the deform modifiers (mostly I tried with ...
DevilNaiden's user avatar
9 votes
1 answer
2k views

confused about "unwrap" vs "modifier unwrap"

Okay I may be asking a stupid question, but why are there multiple ways to unwrap? In many tutorials they use the U key and use one of the unwrap method from that list, except now I realize there is ...
Cody's user avatar
  • 93
28 votes
4 answers
174k views

Making holes in a mesh

How do I make a hole in an object?
Vlad Ivanescu's user avatar
14 votes
2 answers
9k views

Morph targets: A sphere shape turning into a cylindrical unwrapped sphere shape

I'd like to do an animation where a globe will unwrap it's texture. Go from this to this , but in 3D space, so it will look exactly as its unwrapped form. The only methods I have on mind are ...
thePostFuturist's user avatar
1 vote
3 answers
8k views

How to add curve modifier to text?

I am relatively new to blender and am trying to wrap some text around a hair spray bottle that I made. I have watched many tutorials on how to do it, but it never seems to work. I am trying to wrap ...
Nicholas Jacobs's user avatar
16 votes
2 answers
13k views

How can I create twisted geometry?

I have attached an image as an example below. I want to twist a rectangle. Do I have to convert that rectangle into a curve or into mesh and then twist it with ctrl+T? Please explain with an example....
atek's user avatar
  • 10k
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
  • 987
10 votes
1 answer
4k views

How to avoid terminator artifacts while still using smooth shading and the new pointiness attribute?

I'm sure we're all familiar with the Cycles normal bug (aka terminator bug) that causes bad shading on sharp edges when smooth shading is set. The normal fixes to this are to use higher levels of ...
Ascalon's user avatar
  • 6,609
8 votes
2 answers
1k views

How to smooth an arrayed object so the breaks between objects are less obvious?

I have this shape, made by arraying a single tentacle segment, using an empty scaled to 0.9 for the offset. I want to smooth it out, so that instead of looking like a bunch of blocks laid on top of ...
Somatic's user avatar
  • 2,592
4 votes
1 answer
2k views

How do I fix a boolean/bisected surface edge?

I am trying to slice up my models using the Boolean modifier. After applying the modifier on my smooth mesh, I get the expected result, a flat dissection to separate my mesh into two. The problem ...
Rhys's user avatar
  • 143
20 votes
2 answers
24k views

How to create an array of lamps?

Following this question. Since you can't use an array modifier on lamps, how can you create an array so that all lights are clones of the same original and can be edited as one?
user avatar
18 votes
5 answers
17k views

How can I create a hollow sphere with regularly spaced holes?

My latest attempt has involved a hexagon shape repeated with array modifiers. I then tried wrapping this over a sphere with the shrinkwrap modifier, but that didn't seem to work so well. I couldn'...
ndbroadbent's user avatar
17 votes
1 answer
91k views

Mirror modifier is not working, no mirrored object?

I'm learning how to use the mirror modifier and I am having some trouble. When I apply the modifier to my object I don't see a mirrored version of it. What am I doing wrong?
TheCodingTraceur's user avatar
12 votes
1 answer
1k views

Random sized cylinders with no intersection/gaps

I'm trying to find a way to achieve an extruded version of what the image below shows without having to manually scale every cylinder. I tried particle systems (hair, both vertex and face modes), but ...
torels's user avatar
  • 712
8 votes
5 answers
7k views

Is it possible to give a texture thickness?

I have a plane with a texture with both transparent and opaque elements. I would like to give that texture thickness. If I solidify the plane, the texture is only on the faces, not 'through' the ...
marcheenek's user avatar
7 votes
1 answer
5k views

Is it possible to use a displacement map without having real geometry?

I'm currently trying out displacement maps. As I was told by some video tutorials I need to apply them as a (displacement) modifier on the mesh. Therefore, I have to subdivide the mesh to achieve more ...
SDwarfs's user avatar
  • 173
2 votes
1 answer
2k views

Subsurf modifier rounding sharp edges

I tried to apply a Subdivision Surface on a part of my object. I can't keep the angles sharp, they all turn into rounded angles. The angle before applying the Subdivision surface... ...And after
Grobby's user avatar
  • 514
55 votes
3 answers
267k views

How can curves be converted to meshes?

Is is possible to remove the curves and only have the mesh of a tree that was created with the saplings add-on? I'd like to apply a decimate modifier to have a few low-poly trees, but this doesn't ...
stacker's user avatar
  • 38.6k
39 votes
1 answer
52k views

Rotating each iteration of an Array Modifier

Is there a way to rotate each iteration of an Array Modifier? For example, I've created the helices of a DNA molecule, and I'm trying to add the base pairs. I've got a cylinder with an array modifier....
ajwood's user avatar
  • 10.1k
5 votes
2 answers
3k views

How do I know the number of polygons after adding a subdivision surface modifier without applying it?

How do I know the number of the polygons after adding a subdivision surface modifier without applying it? I have the number of poly after applying.
Omar Emara's user avatar
  • 22.6k
3 votes
1 answer
9k views

Boolean Modifiers not working normally [duplicate]

When using a Boolean modifier on an object, the "Operation" choices (Difference, Union, Intersect) are all not working normally. Choosing "Union" makes it do the effect of "Intersect" and "Difference" ...
David Frazier's user avatar

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