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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8
votes
1answer
631 views

More than 32 colours for gradients in Cycles?

I'm trying to use UVW generated mapping of a lot of splines and each spline has a lot of points. I want to add gradients of colors to the meshes and I hit a limit in Cycles ColorRamp. I can't add more ...
8
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2answers
719 views

Is there an easy way to set the speed in units like km/h for an object travelling along a path?

I've made a scene with a car travelling along a path; is there a way that I can simply set the speed of the vehicle in m/s or km/h? Manually calculating the distance my object has to travel in a ...
6
votes
1answer
3k views

Make duplicates real produces too many objects

I'm new to Blender (using version 2.74); I was looking for a way to position several Suzannes in a circle and came across this question which has an answer based on this Blender wiki page. I followed ...
13
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2answers
2k views

How to colour vertices of a beveled curve mesh without converting to mesh?

For scientific visualisation, I'm using a lot of splines which are bevelled with an object (i.e. a hexagon). I control the level of details depending on the context. Without losing the benefits of ...
5
votes
1answer
5k views

How do you loft between curves?

How do you loft between curves in Blender. I am finding tutorials on the subject but they seem old and outdated. Is there a current way to do something like that? (In version 2.74) NOTE: This is not ...
0
votes
1answer
675 views

How do you activate the Curve Tool in the latest version of Blender?

I have seen a tutorial on using a plugin for Curves in Blender. Called Curve Tool. Doesn't seem to work in Blender 2.74. What is the trick? I want to "loft" between curves.
2
votes
1answer
567 views

Best way to model a wavy pattern for CNC milling process?

Planning a CNC milling job of for a wavy pattern I want to use on the ceiling. What is the best way to control the curvature for each wave blending into the next one? I would like to only build the "...
1
vote
1answer
2k views

Bezier curve won't join?

I am making a track for Assetto Corsa using curves. Basically I am having a problem here with this bezier curve (cyan arrow). I want to join it with the control handle marked in yellow. Tried C but ...
1
vote
1answer
1k views

How can I convert paths into one plane

I'm trying to make a 3D version out of a logo, just for a bit of fun. I have an SVG of the logo which I've imported into blender and what I want is one surface where each closed path cuts into that ...
1
vote
1answer
1k views

Can a curve object modifier created geometry be used as boolean factor

This question is related to this question. Let me use an exemple to illustrate what I mean. We've created a text object (made of curves). It can't be used in a boolean modifier as it won't appear in ...
3
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3answers
1k views

How do I close a object with the curve modifier applied to it?

I was wondering if there was a way to connect the two end points of this strap I made on blender. I can't seem to get an even fit.
4
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2answers
2k views

Is it possible to crease a NURBS vertex?

I am learning how to make vector like graphics using a NURBS curve, and it looks like a very powerful method, except I can not find a way to 'crease' a vertex. The vertices are automatically smoothed, ...
2
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1answer
247 views

Modeling subdivided pipes

i started to try modeling some pipes, but i'm stucked about subdividing them (the base pipes) as the pictures shown down. i tried with adding a cylinder, then with a bezier curve then bevel by a ...
2
votes
1answer
227 views

Determine if object is bezier circle curve?

I'm trying to modify my local copy of dynamic spacebar to include a "Snap to Curve Intersection" option on the "Snap Cursor Menu" starting with circle-circle intersections and circle-path ...
8
votes
2answers
19k views

How to curve just one face

I have an object of which I would like to curve one face. What I have: What I want to do: My final goal is to model a television: My blend file: http://www.pasteall.org/blend/34647 How do I ...
1
vote
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?
5
votes
1answer
670 views

Problem with curve modifier on zipper

I'm trying to create an animation of a zipper unzipping, and I'm having some problems with the curve modifier. The flat planes on the sides of the zipper are deforming to create a crease in it. The ...
1
vote
1answer
1k views

How can I know the data paths of certain point of bezier curve?

I´m trying to do some nodes animation and I don´t know how find the data paths of the points that define a bezier curve.
11
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2answers
11k views

Can I replace an object with another object and keep animation?

Is it possible to use an element, in this case a ship, in a blender scene and progress through animation and then easily replace that ship with a different one? A replace command?
5
votes
1answer
3k views

Bevelling a curve with object

I've googled and also searched the answers here but couldn't find my problem so here goes: I know how to bevel a curve using another object and when I try it with a normal circle it's fine. But I'm ...
1
vote
1answer
2k views

Bending a railway line

I'm entirely new to Blender and am learning as I go, so I need a bit of step-by-step guidance please. I'm working on some voxel based graphics, creating them in MagicaVoxel, exporting as .obj files ...
0
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1answer
2k views

Array and curve modifiers behave strangely

I'm trying to create a road from a plane and a curve which I obtained from converting a mesh. This mesh was at its turn obtained by using the shrink wrap modifier on two meshes. Explained in this ...
3
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2answers
2k views

Follow path constraint deforming mesh

I have rigged a mesh and then I've added a curved path I'd like it to follow. Next, I've added a path constraint to the armature and everything works fine except for one thing: when the mesh rotates ...
6
votes
2answers
2k views

Vertex slide for curves?

Is there a vertex/edge slide like tool for curves? In other words, I'd like to be able to edit the curve in the same way I can with a mesh, by sliding a vertex along a connecting edge: Is this ...
5
votes
3answers
4k views

How can i edit a follow path constraint with the graph editor?

I made a follow path constrait with a curve, does it already have a linear interpolation so i can edit it on graph editor? i need the linear interpolation.
0
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1answer
909 views

Is there any way to use instances using Array modifier? [duplicate]

i'm duplicating an object with Array but the object itself has a lot of geometry, so my computer slows down a lot, is there any solution to this, like adding more ''copies'' as instances? Thanks in ...
1
vote
1answer
2k views

Is it possible to repeat a geometry pattern along the lenght of a curve?

i was adding some deformation to a curve i made on Blender with Zbrush, but the curve is too long, so i wanted to know if its possible to export (just the part) of the curve that i deformed, and then ...
11
votes
3answers
2k views

3D tube with sharp corners and uniform radius?

By using a vectorized bezier curve, I have successfully created a tube/pipe in 2D (with sharp corners) that a ball of the same radius can roll through: However, when trying to achieve the same in 3D, ...
0
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2answers
4k views

Bake Path Animation

I'm trying to animate a horse along a path. What is the best practice to bake the path animation into the root bones position, without affecting other animations? I added to my root bone the 'Follow ...
1
vote
1answer
615 views

How to make a ''Follow Curve'' animation more harmonious?

i made a camera follow a curve with the option Ctrl + P (Follow Curve) and it works good except for the fact that when the camera reach a vertice (curve) it turns too abrupt, is there any way to fix ...
3
votes
1answer
398 views

How can I add a detailed material/texture to a curve?

I know how to add a material/color to a curve, but I want to add it like a detailed texture, like the sphere on the right of the image, as you can see if I render the image (left image) the curve is ...
0
votes
1answer
293 views

How can i control the extrude size of a curve while creating it?

i need to make a sightly smaller subdivission on my curve because i need to reach a part of the 3D enviroment without having to move the object, so i use extrude (pressing E) but the curve created is ...
1
vote
1answer
199 views

How can I make a ramification with curves?

I'm using curves to make a ramification because I need to model 3D veins for another bigger model, the interior of the human body. Is there any way to make a ramification with (Bézier) curves, or ...
2
votes
1answer
11k views

Make material looks less 'shiny'?

I'm making a model on Blender, and i'm adding texture for it on Cycles, i added a Diffuse BSDF material, on a curves i made but with the lighting (it does need to be with that kind of light) the color ...
6
votes
1answer
489 views

Curve modifier only follows first Spline of a Curve Object

I have beads along a curve (with array modifier+curve modifier). It works fine and forms a necklace. However, I want to have several subpaths (correct name?) to make up the curve. I am trying to make ...
0
votes
2answers
1k views

export animation to fbx or md2

I've been using blender to export models and simple animations into an augmented reality environment, but I'm starting to run into exporting issues. Specifically, I'm trying to animate a wire ...
2
votes
1answer
708 views

Actual speed of object on curve

It is possible find the actual speed of object animated along a curve at a specific frame? The object has a follow path constraint and it is animated by offset. I'm making a car animation and it ...
2
votes
1answer
475 views

Mesh Array Modifier with Fit Curve modifier strings objects through center, not origin

I am using Array modified and Fit Curve modifier to place multiple meshes on a bezier curve. Unfortunately, blender is passing the curve through the centers of the generated objects, and I need the ...
1
vote
1answer
68 views

How can i change a curve to have the same proportions on all its vertices?

i made a curve as you can see in the image, but i need to take a part of the curve (for example, ten vertices) and make all the curve look like that part, is that possible? i need to do this because i ...
1
vote
1answer
5k views

How to properly render a curve/thin object in Cycles? [duplicate]

I was rendering a bezier curve made on Blender Cycles in 4K resolution but it looks pretty awful, it looks too pixelated and the image doesnt even looks like the curve on preview, how can i configure ...
5
votes
2answers
745 views

Curve tools: is there an add-on to join overlapping curves?

In a "Curve" object that contains several non-continuous curves, is there an add-on to join overlapping segments together, like remove doubles does in mesh editing? Explanation: merge two non-...
3
votes
2answers
409 views

How to select how many subdivisions will a curve have?

I have a path curve, I want it to give it 100+ subdivisions, but I don't have the time to do it manually, is there any way to select the number subdivisions?
2
votes
1answer
2k views

How can I align the handles of control points from a curve? [duplicate]

I made a curve but part of the same curve doesn't fit in a regular line, I need to align the points/vertices with each other, how can I do this? I need to put those in order.
3
votes
1answer
732 views

How can I create a complex curve?

I need to create a curve based on this reference (only a 3D tube/line), but it seems hard to make it exact. Is there a way I can make it exactly look like the one in the image?
3
votes
1answer
973 views

Is it possible to branch a Bezier curve randomly?

I am trying to make custom plants, and am wondering if there is a simple way to split/branch a curve, procedurally would be best. The Sapling addon doesn't really do what I need, but is the general ...
4
votes
1answer
84 views

How to curve an already made curve?

I created a curve, but now i need to take all the object and curve it again, like this:
10
votes
1answer
7k views

How can i hide the references lines on a bezier curve? [duplicate]

I want to hide all those lines, only keeping the main curve while working, how can i do that?
12
votes
3answers
15k views

How can I make a Bézier curve have sharp and curved points?

How can I make a Bézier curve have sharp and curved points? Like a zig-zag. And also being able to make more 'circular' parts too. (I want to make fig 2, but I can only get to 1 by creating curves ...
5
votes
1answer
6k views

How can I make a curve higher resolution?

How can I make a curve higher resolution? The standard resolution gets distorted very easily as shown in the below image. (I used bevel because I need that to animate the curve)
4
votes
2answers
6k views

How can I add a material to a curve like a regular mesh?

How can I add a material to a Bezier curve like you would in a regular mesh, in Cycles?