Questions tagged [bezier-curves]

A Curve is an object that is expressed in terms of mathematical functions, rather than as a series of points such as vertices. Use this tag for any questions pertaining to the "Curve" Object type in blender. Use this tag for questions about curve object types in Blender.

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1answer
231 views

Curve deform - Follow along a path

Whilst searching for a solution I stumbled upon Animate object along path and deform accordingly I am creating a logo for a new software project I am working on, the finished logo will have two ...
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3answers
2k views

How to offset bezier curve?

I am not able to find offset bezier curve option in blender which is available in most of software
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2answers
102 views

Initial animated particles on a force field path: How to control/hide?

I can hide the emitter easily and control the end where the particles "die out". Yet I'm also looking for a way to hide the initial portion of particles lumped up i front of the cue of a system with ...
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0answers
20 views

Is it possible to manipulate the normals of the curve?

Using the curve and object bevel on it, I got the approximate shape of the object i need. But to get exactly the form that I need, I had to convert the curve into a mesh and change the form in edit ...
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0answers
10 views

How can I control the exact transform value of bezier curve handles?

I want to make a perfect 90 degree bezier curve. How can I enter a value for the transform of the curve handles and control points?
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0answers
6 views

Parent to Vertex Triangle Glitching Motion

I've parented a camera to a simple geometry object using the vertex triangle. The object is just a three-vertex shape which follows a Bezier curve with a 'Curve' modifier. I've parented a camera and a ...
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1answer
921 views

Using / making text into a procedural shader material in nodes

I know I can wrap text around a curve but is it possible to use / make text into a procedural shader material using nodes? I would like to have the text as a procedural shader material to place it ...
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0answers
12 views

Uniform Bevel Depth - Curves [duplicate]

I would like to add uniform thickness to all curve objects in my scene. Even though the bevel depth is exactly the same and all objects have applied transforms, the thickness varies across all objects....
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1answer
34 views

Bevel path tapering with none selected

I am trying to trace over and copy a pattern with a bezier poly curve with a square plane set to the profile in order to achieve a 3d representation. You can see the pattern here, however when I ...
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1answer
147 views

Weird faces bezier to mesh

I've created a bezier curve and made it a mesh but there's gotta be some problem because when i try to render it (both with cycles or moving it to Unreal Engine) there are a lot of "problematic" faces,...
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0answers
51 views

How to make trails that look like this below?

I'm trying to remake this logo from Hanna-Barbera in Blender 2.79. I've tried using a Bezier Curve with the rectangle trail effect inside, but it just doesn't work. I know how to use Nodes, so I am ...
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8answers
621 views

Snake Defensive Display animation

How one would approach this specific snake motion in Blender as shown in reference: Reference source Reference source The position of the snake visibly remains almost static while the body parts ...
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2answers
265 views

Generate Curve from Motion Path of a Bone (to animate steering of a fork lift)

The bone in between the front wheels is following a Bezier curve (black) and the whole mesh of the forklift (all in one object) follows. I need the motion paths of the wheels (more precice of the ...
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1answer
29 views

How can I control an objects location on a curve with a given axis? Or have the objects movement being relevant to a specific axis?

I want to have an object follow along the curve. I'd like for the object to move at a constant velocity in the X direction regardless of the Y-displacement on the curve. I tried using the clamp-to ...
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1answer
2k views

Sapling tree to a mesh and follow the treeArm Animation like the leaves?

The tree is a curve and has a windSway modifier. The leaves is a mesh and has a windSway modifier. How I convert the tree to a mesh and make it to follow treeArm & animation like the leaves?
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0answers
24 views

Remove Doubles in Blender 2.93.1 Not available? How to remove double vertices [duplicate]

I was creating Bowling Ball Pin with bezier curves when i spinned the curves to make the pin out of it there are some double or overlapping vertices which i want to remove but i am unable to find ...
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1answer
45 views

Blender array modifier “fit curve” when using scaled “object offset”

I have a curve and I'm repeating an object along that curve. Setting the array modifier on the object to "fit curve" works great until I also use "object offset" with a scale to ...
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2answers
57 views

Making a ring mouth

I am trying to make a ring smiley mouth, as seen in the image below: And here is what I have so far: I've made a circle, converted it to a curve, and applied bevel. In Edit Mode, I moved the ...
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0answers
21 views

Is there a tool or addon for CAD-Nurb/parametric workflow in blender? [closed]

First of all please excuse me, my English is not that good. For many years I used Solidworks software for industrial design, now after a few years using Blender (and I’m thankful and impressed with a ...
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1answer
33 views

Particle animation inside transparent object

I am new to Blender and I'm currently working on creating particle animations that follow a curve using Particle System Emitter and a Bezier Curve. The particles are rendered as Halo. [Animation ...
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1answer
17 views

Cylinder cross-sections become inconsistent when using curve modifier

I drew a bezier curve and tried to applied curve modifier to a long cylinder with this bezier curve. I noticed that the generated cylinder has self-penetration on its cross sections. How to avoid this?...
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1answer
23 views

How to export an animation that uses a curve modifier?

This is my animation of a shotgun ammo belt. It uses a set of placeholder Plane meshes along a Bezier curve that instance my shell model. By moving the planes across the z axis, the shells feed into ...
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0answers
34 views

Moving a Bezier handle only moves the keyframe

When I grab a bezier handle on a keyframe it only moves the keyframe. This is with the aligned bezier handle type enabled as well. To top it off, when I make a new keyframe ahead of the broken ones, ...
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1answer
76 views

Multiple Curve Guides act wird

I have set up Curve Guide. It will be used for showing how particles are moving inside of pipe. The particles need to be insisde of 'pipe' object, so I thought that the best particles behaviour would ...
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0answers
15 views

how to array along straight curve correctly?

i want to array this corbel along a path , as you can see it's complicated so i can't just use profile and bevel curve ; so i had to use array and curve modifier but i have a few problems , first one ...
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4answers
65k views

Model a simple 3D spiral shape?

I need to model a simple spiral shape. I imagine the best way to do this is with curves, but I am unsure how to create a perfect spiral shape with curves. What's the best/easiest way to make a spiral ...
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0answers
24 views

How to place closed Bezier curve on surface of object?

I am trying to create a closed curve on an object, so I can fill it up. I added a Bezier curve and in Edit Mode I changed the Spline Type to Poly. Then I clicked on the object where I want the curve ...
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0answers
23 views

How do you manipulate both the START and END of an instanced point distribute in geometry nodes?

I am essentially trying to create something like this, where the fibers have a centrally located starting point, and all radiate outward to the periphery of the object. Preferably these instanced ...
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0answers
11 views

How to get a key or data of a vertex of a curve using a ray cast?

I have curves where 2 or more curves share the same position and i I want to know those keys or identified of every point with a raycast, but ray cast just works with meshes, do u know how to use ...
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1answer
411 views

Connecting a face with another face along a specific curve

I need to connect a face with another face of a different cross-section via a specific curve. The face at the start of the curve needs to morph into the face at the end of the curve along the way. Can ...
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0answers
13 views

I cannot fill the 2d svg image

I am following the youtube video below https://www.youtube.com/watch?v=PeXu0Kkoaqg In video at 2:49 he fill the image with f I wanted fill the custom image like that way So I converted curve to mesh ...
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0answers
23 views

Modelling a non destructive pump track using bezier curves

been trying to model a simple pump track using just bezier curves and modifiers and have found a few road blocks. This is basically what I'm trying to rebuild using bezier curves and modifiers. First ...
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0answers
14 views

Animate object instances following multiple paths

I have a multiple curves construction (as one object) that is animated on slow appearance by time (the curves round bevel animated). Now I need to add the same object at the beginning of each path (so ...
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1answer
19 views

Having problems with curves 2.93.1 [closed]

I'm having a problem with the modifier curve, I would like to know what I'm doing wrong, the curves is flattening and widening an object, like this: In case I'm being a noob, sorry in advance.
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1answer
37 views

Curved Ceiling with Depth

I am trying to figure out how to get to this shape of ceiling but failed to figure out what is the technique or how to approach it. Attached is an image on how I want it to appear (Done through ...
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0answers
15 views

Is there a way to export DXF without triangulation

I was wondering if there's a way to export a mesh to a DXF file without Blender doing it's triangulation and get a similar result as if your mesh was a curve. Let me elaborate what i mean. I needed a ...
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1answer
14 views

How to export curved animation with Collada

I made several animation and exported them with Collada and used in my mobile application. But my last animation was using curve animation (some objects following a curve path) and I noticed that no ...
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2answers
5k views

Rounded caps on a Bezier Curve pipe

This may be a simple question. Essentially I am procedurally generating random 3D figures using a bezier curve and bezier circle bevel object, however, one of the only things I can't figure out how ...
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0answers
28 views

Is there a way to turn this strut/Spring into a Nurbs Curve?

I have a spring that I want to convert into curve (Nurbs Curve specifically) Is there a way to turn the mesh into a curve without having to trace it out. This mesh is way to decimated so clitic links ...
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1answer
16 views

How to shift frames on time line for one of objects on curve animation

I have two objects on a curve animation. One is duplicated of other. When I change timeline both of them move along the curve on top of each other. But I want to shift frames for one of them so one of ...
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1answer
104 views

match two mesh curves

I've got a situation where two objects meet and they both have curves. I need to make the white portion on the left side match the curve of the gray portion on the left side. The inside the white ...
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1answer
52 views

how to lay cables onto a mesh and cut the cables in a specific way

i am making a model, my goal with the model was to replace his inner body into a span of cables like you would see in si-fi movies, or maybe games like fnaf so that the inner body even though replaced,...
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1answer
96 views

Creating a grid of tubes following a mathematical surface

I am creating a 3D mathematical surface using the "Add Mesh: Extra Objects" plugin, resulting in the mesh surface below: Ultimately, I would like to convert this surface into a grid of ...
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1answer
284 views

Clothes follows path then flies away

I modeled money in Blender and I want to make an animation where the money comes out of the ATM. Right now my money follows a path but after this nothing happens. I want that the money follows the ...
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0answers
15 views

Bezier curve spline point rotation using python script

I'm currently to write a script which can arbitrarily create mesh from Bezier curve. I used bpy.context.object.data.splines.active.bezier_pointsfor finding spline ...
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1answer
209 views

How to curl a curve?

I need to control the curve somehow so it becomes curly in one area and straight in others. It would be also useful to be able to control the radius of the curl and the quantity of the rings. It is ...
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1answer
26 views

Curve loses animation data when converted to mesh

I have a curve simply animated in my scene. I have converted the curve to a mesh and once I do that, the mesh doesn't have any of the original curve's animation data applied to it (although the mesh ...
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0answers
8 views

How to duplicate a curve from the center point along another curved path while rotating the curve and keeping the origin at the center for every curve

Here is a simple helix curve. This will act as the path for the second curve. This is the Curve Path. Here is the same curve but mirrored along X so that the curve passes through the first curve. ...
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1answer
28 views

Sphere not following path correctly

So Im trying to make this sphere to follow this spiral, but when I parent them the ball starts to spiral but outside the path! any ideas?
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1answer
95 views

Measure length of “curve” (or similar) by drawing on mesh

I know there are a million answers on here about measuring the length of a curve (like this one, which is pretty much what I want to do) but I feel like this situation is a tiny bit different. I have ...

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