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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13 views

Filling Curves never work; Apply Rotation useless

As the title implies, I can't ever fill a curve of mine. I try to align the rotation with "Scaling + 0", closing the curve with "Alt + C", and applying the rotation via "Ctrl ...
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Hide instance (original) light while keeping the instanced versions

I've created a lightchain. For that lightchain I need a point light at every "bulb", as an emitting material is too weak of a lightsource. To achieve this I have created an array of planes ...
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Curve Spline Type from Bezier to Nurbs possible

I am working in edit mode with a Bezier curve. Now I would like to change it to a Nurbs curve (right mouseclick + set spline type) When I do this the new curve only has completely sharp edges on every ...
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Problem coloring mesh obtained from particles(Particles converted to mesh) and weight painting this mesh

hi i made hair using particles, i assigned color to these particles as well but when i convert these particles into the mesh the color is gone, i selected mesh and went to shader and assigned material ...
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1answer
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Curve from selected vertices/edges using low level api

I want to convert selected vertices/edges into curves. I can convert them using bpy.ops functions. But is there any alternative using lower level api preferable using bmesh. I can get all spline ...
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Curve Path Flat? [duplicate]

Quick question, why is my Curve: Path flat in some sections and circular in others? How can I make it round again and how did I make it do this in the first place? A quick run down of using it to make ...
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Affect all curve active spline type

If I have many curves that I converted to nurbs curves, and I want all of them to have their endpoint checkbox selected in active spline type, how do I do that to every curve I have?
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19 views

A curve that interpolates the baked keyframes

I have a baked animation. Is there anyway that I can get a curve with less number of keyframes? So that I can adjust the animation easily.
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How to quickly add a curve around object?

I did it recently with 2.8 version, it was somewhere in the N tab, I pressed a button, and the object was instantly covered with spiral curve. Cant find it in the current version. There is Curve Info ...
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Import 3D curves without affecting their curvature

I have created a series of curves in Rhino. I also have a joined version of them. Obviously, the curvature of each individual curve matches its corresponding section on the joined curve as shown below:...
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Why is the object not moving along the curve path?

Yet again, I am have problem with the curve-modifier. So I did exactly (or at least I believe I did) as what others told me in my last question: set origin of the curve to its geometry > set cursor ...
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1answer
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Modify degree of Bezier interpolation between keyframes for animating an object

I'm trying to animate motion of objects. For this, I'm setting the location and rotation of the objects at certain frames and marking them as keyframes. By default, blender uses Bezier interpolation ...
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Array modifier and merge distance for curve

I want to do some knitting on cloth mesh and need to array knit curve,connect points and finally add bevel depth.But there is no merge by distance for curve and array modifier can't apply to curve. ...
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2answers
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How to model a Dome with Cylinders? [duplicate]

How can I model this, . I've only started to try, but im a newbie and feel like I'mma fail at making it look like a dome with the curvature. Any advice or comment would be much appreciated! :) The &...
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Shift+Select a edges of a mesh after applying array modifier

here's my problem, I made a curve from a mesh outline, this mesh was itself created from the array modifier. When using the array modifier, the command for shift+select only selects the piece of the ...
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Move the poles of a spherical spiral closer to each other without deformation?

I am attempting to move the poles of a thickened spherical spiral closer together while maintaining its spherical shape. I have tried to use the shrinkwrap modifier. Then I used a bend modifier. This ...
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2answers
40 views

Blender camera with follow-path constraint does weird turns along curve

I have imported a 3D curve into Blender. It was obj and is now NURBS. All the curve points' tilt values are set to 0. I have created a camera with an empty parent object. Then, attached a follow-path ...
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13 views

deform mesh along curve while keeping top profile

I'm trying to create a series of pipes, where two pipes diagonally above eachother split off into a series of parallel pairs. I'd like the top pipe to curve over the bottom one, ending up horizontal ...
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47 views

How to achieve this spline and particle effect?

How to achieve the following effect in Blender? Source I tried to apply curves to a deformed surface, but that was a bad idea. the distribution of the curves looks like a magic texture, but working ...
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23 views

Bridging edge loops along a curve

I have two different edge loops and am currently able to bridge them. However, I would like to be able to bridge them along a curve. I know it's possible to extrude a shape along a Bezier curve and ...
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1answer
13 views

Follow Path Constraint with Object with Array and Curve modifier not working properly

I can't get the stars to follow the path. Tried everything I found in other questions to no avail. here's the file
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16 views

how to apply curve to the chain [duplicate]

I have applied all transformations but still not working
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28 views

Can't select curve control points

I'm sure I'll embarrass myself here, but I can't seem to select individual control points on a curve in edit mode. Not by box select, not by circle select, not by clicking on them. In box select ...
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1answer
41 views

How to model this in a flexible and nondestructive way?

I need to model this shape in a way that makes the general shape of the brackets easily editable, without having to extensive re-model and move many vertices each time I need to change the shape. I've ...
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14 views

Verticies Should Follow the Wave

I am currently doing some exercises to learn everything Blender has to offer. My problem is that the top verticies do not follow the bezier curve. Current setup: There is one set of verticies which ...
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2answers
51 views

Rounding edges of extrusion

Afternoon, pardon my noob question but I've only started learning in the last few days. I'm looking to roll the edge of this around neatly [ So they're neatly curved, but not as in the bevel tool ...
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How do you do stitch with array and curve modifiers?

I am trying to do stitches for a pair of shoes. I made 2 curves, a new object with array and curve modifiers, however the result is indescribable for me.. I don't know what is wrong with my approach. ...
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1answer
36 views

Any way to make a curve from intersection of two objectives?

Maybe its a noob question but I still cant find a simple solution about how to get a curve (or mesh edges) from intersection of two objectives. Something like project knife doing, but there should be ...
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1answer
31 views

How to animate cvt belt as pulleys change size

I was trying to make this cvt belt animation but can't figure it out how to make increase or decrease belt size animation I have tried curves but doesn't work. Any body can recommend how I can I do a ...
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curve on animation tab (idk how to explain just look at the pic)

Recently I downloaded blender 2.92 and when I already started animating, it always slows down towards the end like a curve. The picture I sent has this sort of like curved line on the animation and I'...
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2answers
24 views

Extrude curve given by mathematical equation

How can I extrude curve given by mathematical equation? I know how it works for a Bezier Curve. I tried to use Solidify modifier but it doesn't work
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14 views

How to enable circular bezier curve control point?

Anyone know how I can enable this circular yellow control point on bezier curve objects?
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3answers
59 views

How would I make a wave pattern onto a wall?

So I want to make a wall that has a type of wave pattern, and I cannot figure out a way to do it. I read somewhere saying I could use an image as displacement but that didn't seem to work for me. ...
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18 views

array along not perfect flat object

I'm trying to place handles around the body of the tank and I have a problem since the surface is not flat I don't get good results, any help is welcome the picture shows one of the attempts ... ...
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14 views

How to use curves or meshes to make a ring of circles on top of a main circle

I was just wondering of there was a way to create rings centered on the edge of a circle in blender that cuts off the circle it is placed on. Ik it can be done using texture nodes and masking but I ...
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15 views

Any way to rotate mesh segments in a curve without converting it to a mesh? (hair by curves/beziers method)

I have a hair I'm building based on this tutorial. He mentions you can "scale" (shrink/fatten) a curve segment's mesh with Alt+S. Is there a similar way to rotate the mesh? I would like to ...
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1answer
51 views

How would you model this led strip?

I'm quite new with blender, so this might be a stupid question. I want to model and render something like the attached image, but I'm not able to keep the light normal to the helix curve. It keeps ...
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1answer
36 views

Moving textured pipe along path

i need to animate a cable being moved trough a machine, ive tested ways to do this with the curve/bevel and playing with the start/stop of this, problem comes when i have a texture on it as this ends ...
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106 views

How can a Curve take over the Tilt from another Object?

There are actually two Questions. The best Way is to explain it Step by Step: 1: A Surface with many Faces that are uneven among each other. 2a: A Curve is divided into as many Parts as there are ...
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1answer
60 views

How do I copy the shape of one object to another?

I have tried to make the "microphone grid", like on this picture: So that array of curves "envelops" the invisible cylinder. I used several modifiers, such as cast modifier, ...
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11 views

Is there a way to export a curve to 3dsmax?

Is there a way to export a curve to 3dsmax? I found this old thread but the script seems not working anymore Export bezier curves Any help?
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1answer
23 views

Vertices not behaving smoothly after Subdivide

This model was made by extruding 2 Bezier curves. I tried joining them at the four vertices but the subsurface doesn't work. This is the result. I've tried to delete and recreate the vertices several ...
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16 views

Bake mesh deform with curve modifier into shapekey

I tried to make a growing tree animation with scaling my model on a curve with the curve modifier ! So it works fine but i would need the model and the animation being able to be import in unreal.. So ...
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12 views

Convert hair to curve

I want to convert between curve and particle hair guide.Using the hairnet addon I can convert curve to particle hair.Using the particle system modifier can convert hair to mesh then to curve.But I ...
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0answers
21 views

Why does my Curve turn black? (only happens without bpy.ops)

I'm creating a curve without bpy.ops but the previously created curve turns black for some reason. Toggling in and out of Edit Mode fixes the issue but that seems kinda silly. EDIT: I reported this ...
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1answer
35 views

Method to animate a stroke along a curve

I am trying to create an effect like the moving map in Indiana Jones or the trace of a CRT oscilloscope. I would like to set up a few curves and have a stroke appear along the curve at a constant ...
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16 views

Why my blender script runs fine, than throws error during render

I've wrote a script that creates NURB curves as trails for objects. A small part of it, deletes points from the curves if they are longer than a value. The script runs well if I just play the ...
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12 views

Curves, Clamp To & Track To Behavior

is the a way for me to attach a bone to a bezier circle using Clamp To (or something similar) and have it Track To a Target bone using Track To. The goal is to make the Target bone also control where ...
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16 views

Bezier curve not properly modifying a mesh

Does anyone know why this cube mesh is not following the Bezier curve? I made sure to set the origins at both their respective ends and I have enough vertices for it. I also tried every deformation ...
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Object following path not on the same axis

I have an object which follows a Bezier curve, I've made enough segments so it can follow the curve. on the top samples, I've set the axis to X and the object follows the curve on the same Axis and ...

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