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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Stretching on curve modifier

I created this building and I'm trying to use the curve modifier along the edge of the roof. It mostly works fine, but I noticed that there is some bad stretching along the sides (see the screengrab). ...
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Wires in Blender

I am using Blender 2.90 and yesterday I thought about creating wires in Blender. I searched for some time and found out that it can be done using curves and arrays. There are many important aspects, ...
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Keyframe Bezier Not Synched

I have two properties keyframed, call em A & B. They both go form point 1 to point 2 from 0 to 90, but B also goes from point 2 to piont 3, from 90 to 130. But as a result of this, property B has ...
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43 views

Curve to mesh option is disabled

I am using 2.80 blender version due to system requirement. I want to convert bazier curve into mesh. I applied mirror modifier on curve. When I tried to apply it on object it gives me message first ...
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How to split unconnected splines into separate Curve Objects without bpy.ops?

The following code separates unconnected splines into individual curve objects just fine (as far as I can tell). ...
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2answers
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When I use array modifier to the bezier curve, the last part of the curve was not covered

I was trying to make ice cream, the array object doesn't cover the full curve, whatever I do the last part is not covered. I tried scaling, deleting the last vertices of curve but none covered till ...
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1answer
66 views

How would I recreate this warped grid-like pattern?

How might I warp a repeatable pattern along a complex curve like this (curve bending along the x, y and z planes)? Notes: Not for animation Still image rendering
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1answer
147 views

Bezier curve taper on independent axes?

In the simplified example below I have a straight bezier curve with a bezier circle specified as its bevel object to give a cylinder. I've added a taper object to vary the cylinder's width along its ...
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1answer
34 views

Use of Curve Modifier to Make G2 Timing Belt

I have been trying to get a G2 timing belt to work in Blender. All in all I think this is conceptually a pretty easy task as outlined by https://www.thingiverse.com/thing:411517. Make a core ...
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Why does my curve not fill correctly?

I have imported a .svg of a logo that's pretty complex. When extruding it looks quite good but I want more than the outlines to be filled. When switching to 2D and fill both sides it does not fill ...
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1answer
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Curve modifier after applying scale looks wrong

I thought I understood the curve modifier, but after walking through this simple sequence, I'm more confused than I started. I start with two copies of the same thing. A cube and a Bezier curve. Each ...
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38 views

Why the mesh get shrink with follow path

I have a mesh and a curve. Selected the mesh and curve, Ctrl+P to follow path. Why the mesh get shrink down its original size. (Note : I have attach my file in that i tried to set the origins of the ...
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Why does rotating one control point, affect the tilt of other control points of a bezier curve?

I am using a bezier curve to rig something. However when I rotate a singular or more control point by using an empty (Curve is hooked), other control point tilt (rotate, only tilt) with it . ...
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33 views

How to twist the curve

I have a simple curve and i want to twist. Selected the end point and press Ctrl+T to tilt, instead the curve to be rotate the direction of the curve is rotated. With the proportional editing on i try ...
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1answer
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How to overlap curves

With the curve in edit mode i have deleted & with the draw tool, I have created some infinity shape. With the tolerance 3, Why the curve not overlapping curve on each other. I tried this way. Im ...
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Bridge Edge Loops with Curve [duplicate]

Ultimately, I want to make mirrored ribbons, wider at the bottom/furthest from the bow-knot. I created one mirrored bezier curve and rotated its duplicate (with the 3D cursor) at one end of the curve; ...
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1answer
114 views

How do you extrude text in blender 2.8?

Following: What's the simplest way to wrap extruded text around a cylinder? I've managed to wrap and scale text around a (circle) Bezier curve. There seems to be, however, no extrude option in the ...
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1answer
29 views

Why the path didn't Follow the Curve?

I am trying to model a racing track, but when I add a curve, the model and I add a curve modifier to the path, it goes to a "random" position and I don't understand why! I leave here an ...
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49 views

Converting Hair Particle to Mesh - Strip Shape Type

I am aware of how many similar threads there are to this. I came close to an answer however blender may have changed drastically since because I can no longer convert from Mesh to Curve. Once I ...
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1answer
19 views

Regain Blender Parameters Menu [duplicate]

This question should apply to functions besides "Add Spiral", but this is just what I'm working on at the moment. In my example picture, I created an Archimedan spiral (Add > Curve > ...
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1answer
234 views

How To Import .GCODE Into Blender For Rendering 3D Print Visualizations?

When I load a mesh into a 3D printer slicing program, I get a little wire preview of the tool paths the machine will take. Since many prints take 8-24 hours or longer, I want to make neat rendered ...
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1answer
897 views

How to rig a Seatbelt? (Buckle passing through seatbelt)

I am having some trouble with rigging a seatbelt. I want to create a rig where the seatbelt reacts to the movement of the seatbelt buckle. As the buckle would move (Up and down for example), the ...
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19 views

How to Rig a Insect Body to a curve

Hy All Im trying to rig a rather long insect, a centipede in blender. As such im would like to mimic the movement of a centipede which is pretty much a sinus wave. How can i rig the individual ...
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Curve Issue: Pinching with Bevel

Is there a way to avoid the pinching seen in images below? The object was created with curve circle, subdivided 2 points and deleted segment - then extruded to form the straight bit. Then added bevel ...
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Lofting a shape over two paths

I have been having a heck of a time with trying to create a unique shape that requires lofting a shape over two curves /rail. This is possible to do in Fusion 360 with relative ease, but I know no ...
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1answer
26 views

I need to move one side of a rod along a path but anchor the other side still

I have a long rod object, one side of the rod needs to follow a circular path, while the other side is anchored to another object. I want it to be able to move slightly so that the path following end ...
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Curve path doesn't work on outer edges

I created a 3d road. My problem is that I use curve path to bend the road, but the path only bends the inner edges. How can I make it bend the whole mesh? I tried to follow videos to solve it, but all ...
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Extruding mesh along a path with taper

So after working on this helmet for weeks now, I've hit a snag. I'm trying to extrude part of the mesh along a curve to create the horns. When I try either nothing happens or it just stretches off ...
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How to Convert animated curve keyframes to Mesh or Grease Pencil

I have made a 3 second Text Converted to curves keyframe animation and now after 3 seconds I want convert the converted text curve to mesh or grease pencil preserving the curve keyframes The moment I ...
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25 views

How to stretch one object along multiple curves

How to stretch one object along multiple curves at once? I want to make hair cards. If I extrude the curves using geometry tab and then convert the curves to objects, I get hair cards and can unwrap ...
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1answer
43 views

Why pressing F to join two vertices not work?

I press F to merge two vertices, but they only extend a bit (second photo below), not join together? Could you please help me out of this problem? Link to my file
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1answer
46 views

Tube with variable section

I would like to create a tube which has a square input section, a circular output section and a smooth transition between the two. I would like the tube to follow a curve, so I figured I could create ...
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1answer
77 views

How do I make a curved solid line?

I'm a newbie to blender and I'm trying to make a curved solid line. I want it to be perfectly curved, as half a circle. I want it to have thickness and be round on the tips. Think of a sausage. I've ...
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1answer
29 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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42 views

Problem with “In Front” Display

After creating a bezier curve (I need to animate an object on the curve), I decided to select the "In Front" option in the Object Properties menu to make it easier to see behind all of the ...
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Trying to Use a 2nd Curve to Deform Object Vertically

I'm trying to model a bridge with a variable depth, like this: https://upload.wikimedia.org/wikipedia/commons/9/96/Natchez_Trace_Parkway_Bridge.jpg I've created a curve for the alignment at the top of ...
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33 views

Rounded 3D Text Style?

I am attempting to make some text which is not flat, and has a circular bevel and spherical caps. I found a good example of what I am trying to make: As you can see, it is mainly composed of "...
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2answers
32 views

Move Object aroud curve withot deforming

I have an Object that should simulates a piece of fabric and bend around a bezier curve wenn moved. On the top of that Object I want to have pieces of wood, that are connected (glued) to the fabric. ...
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Curving text around cone for 3D printing (requires clean geometry)

I'm having difficulty figuring out create text that curves around a cone, and then removing that text mesh from my cone so I can have a cone shape with the text debossed in it for 3D printing. I see ...
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Screw modifier with mutiple curves (how to get good result)

The screw modifier is good for creating a solid mesh from a single curve profile, but it does not seem to provide any options for handling multiple curve profiles. This is the result of using a screw ...
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1answer
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What causes the screw modifier to fail and create black 2d slice from a bezier curve?

I am trying to create a plate using a Bezier curve as the profile then use the screw modifier to create the full outline as in this video tutorial, when I apply the screw modifier to the curve that I ...
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1answer
33 views

Generating hooked curve through “n” number of points with python

It is possible to generate a curve in python through n number of points and the curve to be hooked to the points? Extrapolating I want to be able to generate curve through center of cubes curve that ...
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2answers
115 views

Curve with different scale streched

I'm new to 3D modeling and I have an issue when trying to apply modifier Curve to Mesh when it is scaled. As you can see in the below gif, I create a new BezierCircle and a Cube. If I apply modifier ...
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21 views

loopable array along a curve

I've looked through the possible answers to my question. but nothing really... I have a spiral curve, and an object array'd to that with array, and curve modifiers. works fine, but I want to animate ...
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23 views

How does one project against a complex curve?

I have a project where I need to project a complex model of a portal door against a curved surface without distorting the circular nature of the door. Things I've tried: I've tried using the ...
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45 views

Curve Modifier: Align object to the center of the Path?

I have a curved path, which is animated from curved to flat. My idea is to have a rectangle in the middle of this path, so it bends flat when animated. The Simple Deform modifier doesn't give the ...
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1answer
28 views

Strange Twist in Bezier Curve

I am trying to add a simple 2G timing belt to a pair of pulleys. I am using a bezier curve with some modifiers to replicate a belt tooth long it. Things seem to be going ok, but for some reason, ...
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1answer
42 views

How to model straps

Can anyone help me by suggesting a technique to model arm\leg restraints. What i mean is a technique to actually wrap them around the arm of a chair. I can actually model the straps myself but how ...
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20 views

How to make bones follow a path while maintaining it's normal orientation for animating tank tracks?

Now, I know the most common method is to animate the texture on a "tread band", but I intend to use bones with one segment weight painted to each of them [as shown below]. Now obviously I ...
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Curve “Shape Keys” not showing up in Converted Mesh

In Blender2.79,Shape keys have been created on a Bezier Curve , but on changing key values there is no change in the actual shape of the curve. Then,on changing ...

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