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Questions tagged [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.

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How to combine two curves for a camera animation

I am working on a math-art animation in which a complicated object is changing and growing in the center of the scene. I want to animate the camera to follow a log spiral path that I've used a mirror ...
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Making a wavy plane

I've just started learning Blender for my games. I had been trying for the past 5 hours, to make curvy waves on plane. I wanted the first picture to have the wave like as seen on the second.
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How does one Spin along a Line?

Given a diagonal line which is taller than it is wide, how does one spin an S-curve through it so it is composed of 32 equally-spaced vertexes? I'm trying to achieve the thick bright green curve ...
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How does one form an accurate 3D S-Curve to follow a line?

I have a wheel arch shape I'm trying to extend out along an S-shaped profile. I've got no idea how to do this accurately! Picture below is half of the wheel arch, the top part of the arch should be ...
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1answer
24 views

How to make a mesh deform accurately along curves?

I started to make a mountain pass based on a real road, but I encountered this problem. It gets better when I drag a curve point before the curve down to hell(see pictures), but that's not a great ...
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1answer
23 views

How to flip normals/direction of curve geometry in 2.8 [duplicate]

I'm trying to make a seat belt. I've pulled a loop off the seat and converted that geometry to a curve, and then extruded/beveled the geometry in the curve properties. It works, but it's making the ...
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Blender 2.8 NurbsPath oddities :p

Same object.. Seeming reason for this: I deleted some handle points and extruded them. (selected the most bottom two handle points, duplicated them, spaced them out properly, extruded them..) Is there ...
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38 views

Animating multiple Iterations of a single Oject along a Path?

I've got a two part question. So here's an image of what I'm working with right now. First, I want to take the single small object I've already got following the path and create identical copies of ...
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2answers
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Alternative to dupliframes in 2.8?

Is there some way how to instance objects along path/curve without deformation? All forums and questions I've found are related to 2.79 and they are all using dupliframes, however there is no such ...
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20 views

Text on a curve with consistent length

I have several circle curves that will have different text objects wrapped onto them. Each text object is a string of 64 random characters. The text should exactly fill the size of the circle without ...
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1answer
35 views

How to shrink curve thickness

I have bunch of curve with similar thickness with different color. I want to shrink or make the thickness of the tube low. Manually doing makes a lot of time. Any trick or quick way to make the tube ...
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Way to get in python , lenght of a curve / bezier? [duplicate]

Exist a way to have access to the data of length of the Curve, bezier, path ... etc?
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21 views

Camera doesn't follow curve smoothly

I have set the camera to follow the path of a Bezier Curve. However the camera seems to only touch between the handles themselves instead of following the true path of the curve.
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45 views

Spline IK Tail Rig is stretching and scaling the Tail bones, and I don't want it to. What can I do?

Here's a video of what I'm talking about I'll also explain in text: I have a tail with 8 bones, and I need the bones to follow a curve to allow for smooth animation. But when using spline IK, the ...
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1answer
55 views

Bulging of Faces

I'm trying to model the shoulder of a character ,and for that I need to bulge the center of a rectangular face.How should I approach this?I'm using Blender 2.79.
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Plane mesh with curve modifier problem

I have a problem with a plane mesh and a curve modifier. When I start an animation the plane is moving as a red arrow shows but I would like to that the plane would move as a blue arrows shows (...
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on the fly handle orientation while drawing curve

I found the tracing using curve in Blender so time consuming. I saw this tutorial : https://www.youtube.com/watch?v=S7kMlJtHsP8&t=541s Is there any faster way ? can i adjust the handle ...
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1answer
63 views

Making trails in a curve mesh created by the Animation Nodes add-on

I've asked the question before in here: Creating trails using Animation Nodes by delaying the frame of the following polygons . This was for making trails, but for objects only. I realized I want to ...
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1answer
32 views

Where is the common-sense button that aligns curve handles and resets them?

All I want to do is make a simple spline IK. Apparently this is impossible because in order to construct one, I very expectedly have to move the curve handles. Moving the curve vertices automatically ...
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1answer
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Show Normals of Text Curves

If I convert a text object to curves, there are no normals displayed for these curves in edit mode, even though 'Normals' check box is selected (both in 2.79 and 2.8[under overlays]). How do I enable ...
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Stick Curve's Control Point With Object's Vertice to Follow Object's Rotation

i am modelling a venetian blind. found this video (https://www.youtube.com/watch?v=sWbY8EDvFa0) on the way and followed it. also the 2nd part of it (https://www.youtube.com/watch?v=O9s_oF76VP8) to ...
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1answer
55 views

How to model and animate a bifurcated path?

I don't know how to model a bifurcated path. I'd like to do something good instead of that is bad bifurcation at 2 seconds of this video (the pipe is not full: it doesn't follow the full path at the ...
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Global bezier adjustments across multiple axis within Graph Editor

Happy to join the forum. I'm looking to globally adjust bezier curves in the graph editor with little success. I come mainly from an After Effects who's graph editor allows you to drag and select ...
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1answer
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Rope modelling issue - curve modifier breaks up if object moved from origin

I have succesfully created a rope object using the screw and curve modifiers. But when I move the object away from the origin the path gets more distorted the further I move it away. The only way I'...
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1answer
29 views

SVG file with curve modifier possible with curves?

I would like to edit my imported SVG file with a Curve Modifier. However, the bottom line of my g does not match the rounding of the circle and on closer inspection this problem occurs with every ...
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1answer
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curve extrusion doesn't work anymore

Not sure what I've done, but I am unable to undo it. When I extrude the curve, it summons a white dot instead of adding a joint curve. I am not sure where I did wrong here.
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1answer
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I can't shade smooth my curve/path 2.8

I'm following a video on youtube "Creating braid in blender" and he shade smooths the curves around 2:40. My model is the exact same as his and when I have it selected I go up to object, and go down ...
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31 views

Wrapping curve into round mesh

I want to smooth my mesh by using curves, then my problem is : Can I wrap this plain curve mesh to round mesh side by side? Picture: 1st Mesh: This mesh that I want to wrap to left side 2nd Mesh: ...
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Making a Moire pattern animation

I'm trying to animate a pattern I made. I made this on a graphing website called Desmos, but ran into problems making all the lines move. Apparently it's too computationally difficult for the website ...
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2answers
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How to rotate/duplicate a curve around another curve object in 2.8?

I'm trying to rotate and duplicate the spokes around the axle in the center. This is supposedly possible with the array modifier, but I can't get it to work correctly for me. When I select the axle ...
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Is it possible to use Tilt in Bevel Object in a BezierCircle so that it rotates a full 360 degree through the circle uniformly?

Sorry I wasn't quite sure how to word the question - There are two parts to the question, the first in the title, and the second in regards to multiple shapes (curves) being rotated. What I want to ...
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2answers
58 views

Is there a way to exclude parts of mesh from curving when using curve modifier

Is there a way to make parts of a mesh thats bending according to a curve (curve modifier) rigid?
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1answer
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Curve fill is clipping from Illustrator SVG export

Can't figure out why the fill in this imported SVG "k" curve is clipping like this. Other letters in the same import are filling fine even with islands but two letters are clipping like this. Any idea ...
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make a liposome

I'm trying to build a liposome like this: I made a single unit like this and used the duplication method described here How to create a sphere with different ring vertex count by scripting? The ...
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1answer
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How to create the curved effect on top of a sconce

I'm learning Blender by recreating rooms in my house, but I'm stuck on this sconce. It seems fairly straightforward - a modified glass half-cylinder with an emission in the middle. However I can't ...
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1answer
31 views

How to make ends of a beveled curve sharp? [duplicate]

I want to make the ends of these curves sharp, and i want it to remain closed even if i move the bevel start and end point of the curves, the curves are generated by ivygen, i want to make it look ...
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2answers
47 views

How can I animate a bandsaw blade?

I would like to model a bandsaw blade cutting into a piece of wood. I don't need/want to model the whole saw. I just want to see the blade (a continuous band) rotate/spin around in an oval as it ...
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2answers
475 views

Line of Bones to Travel and Conform to Curve (Like Train on a Track, Snake…)

I've searched google extensively on this. Can't seem to find an answer. I know about spline IK, which is wonderful for conforming a row of bones to a path. But combining the armature object with a ...
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2answers
72 views

How to convert an edge into a curved edge?

I need to curve a single edge of a plane. I tried vertex bevel but either it didn't work or I did some mistake. The plane I have: The shape I want: As can be seen in above images I need to curve ...
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2answers
116 views

How to display the vertices while in object mode?

how to show vertex in object mode ? I'm in object mode and executing 'curve simplify' , but as i change the parameter , it's hard to see how far i've done the simplification without seeing the ...
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2answers
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Modeling a twisty tree: How do I twist a beveled curve?

Hello Blender community! First time posting. I’m a fairly recent 3D NOOB playing around with Element 3D and C4D renderer in After Effects, and I have a project that’s allowing me to dig deeper into ...
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1answer
38 views

How do I get particles to follow an animated path or armature?

I'm doing this wormhole tutorial https://www.youtube.com/watch?v=K2WTH016rfk and I'm trying to get particles to also follow through the animated tunnel. Emitting from the far end and coming toward the ...
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What is this dot?

I think this dot is the object's cursor. This is a cornice profile that I want to attach to a curve (path) and bevel. It appears the dot attaches to the curve path. Can this dot be moved to the corner ...
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1answer
55 views

Blender, bezier curve looks

In every tutorial, bezier curve looks like that in edit mode: When I try it looks like that(not arrowlike) Any way to fix it?
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33 views

convert curve animation to keyframes

Hy everyone I've got a caterpillar/tank tracks, with several individual track parts. With the Curve modifier, they go around the curve and behave as they should. The animation is a loop animation ...
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1answer
27 views

I need help making a non realistic spider web so I can 3D print tokens for a game

So I have this and need it to look like a cartoon spiderweb so I need to inverse each of the curves and I'm not sure how to. I'm very new to 3D modeling and blender. I'd like it to look like this
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1answer
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How to polish curving edges?

I have 2 questions please: 1. Just wondering how to polish these edges and make it look clean? And make it look more like hard edges. 2. I'm not satisfied with how the curve looks. I'm using snake ...
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1answer
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Is there a better way to make paths? Working on a string for longbow

Hello I have a question about paths. I'm working on string for my longbow but this method that I'm using seems wrong. Is there a better way to do this or should I keep doing in like this? Curretly ...
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1answer
59 views

How can I make a curved ramp?

I imported a dxf file and wanted to make a curved road but with elevation (a curved ramp basically). How can I do it? This is what I want to do. Thanks!
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1answer
47 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 ...