Questions tagged [vector]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0
votes
0answers
6 views

Cycles Vector Pass is zero for animated vertices

While debugging vector pass output (will post separately), I set up a simple blend with one triangle where each vertex is keyframed separately (after enabling AnimAll addon in user settings). The ...
4
votes
0answers
68 views

Optical flow generated from cycles render is not proper

Scene generated from Blender, and flow is given. As it can be seen the flow generated is not proper, it is in a zig-zag format. I see the scene at and above horizon have more zig-zag. Can someone ...
2
votes
0answers
44 views

Blender Eevee Vector Motion Blur?

So I am trying to use Eevee to render this animation, and I want to add motion blur. I like using the vector blurs in cycles but is there a way to use the nodes in Eevee? I don't see a way to add a ...
0
votes
1answer
40 views

How do I convert an svg (or a plane) into a rounded mesh?

How can I smoothly extrude a plane or an svg curve into a circular/rounded mesh? if I simply import an svg and extrude it and then add a subdivision surface modifier, it makes a big mess. I need a way ...
2
votes
1answer
32 views

Vector Math to Determine Gravity Path

I need to code a function that basically traces the path a sphere would roll when placed on a triangulated terrain. The image below shows the problem, but I haven't got a clue how to work with vectors ...
0
votes
0answers
15 views

What vector do I use for the end of the raycast when using 'scene.ray_cast'?

Ho do I get scene.ray_cast to work? I want to detect an object from 2 points. The start of the raycast is the camera.location, ...
0
votes
0answers
24 views

Relative Scaling of Window Mapped Texture To Camera

I'm trying to create scanlines materials to give the appearance of a hologram object. The only problem is the textures don't look right when they are far away from the camera. The multiply node ...
0
votes
1answer
63 views

Animating Animation node parameters…?

I am making an animation of atoms in random motion which decrease in speed along with the decreasing temperature. I made the atoms using animation nodes. Instanced sphere and added vector wiggle to ...
2
votes
1answer
96 views

Camera Data “View Vector” Interpretation

I am trying to develop some materials with interesting optical properties. In doing so, I am investigating the use of the "View Vector", however I do not understand it. Looking at the documentation, ...
2
votes
0answers
118 views

Grease pencil vector export

Is there a way to export the new and wonderful grease pencil in any vector format. This would be so nice for logos and graphical stuff!!!!
2
votes
0answers
52 views

Vector Displacement from Zbrush to Blender

How do I get Blender to render a vector displacement map from Zbrush properly? I have rendered the diagnostic scene from Zbrush, but none of them are accurate enough to be useful. I am running ...
2
votes
0answers
56 views

Is it a correct math definition of averaging two vectors? (Blender vector math node)

There is such a definition in the Blender Vector Math node: Isn't an average vector supposed to be something like: Vector = (input1+input2)/n where n is a number of vectors? It seems what we ...
4
votes
1answer
831 views

TypeError: Element-wise multiplication: not supported between 'Matrix' and 'Vector'

Using 2.8 I am getting the following error when trying to multiply matrices and vectors ...
0
votes
1answer
45 views

Values to straighten wave texture?

I am using the wave texture and am faced with a dilemma: by default, it is rotated in some obscure way. I want the bands of the texture to be aligned with each axis (x, y z) but cannot for the life of ...
1
vote
1answer
304 views

Can blender export vector images?

Can you export a blender curve into a vector image? Is there perhaps an addon that can do that?
0
votes
0answers
11 views

Motion Blur to Location Keyframes of Mesh [duplicate]

I'm trying to make an animation of a ship flying by the camera. So of course it would need motion blur. How would I accomplish a standard motion blur for my ship?
0
votes
1answer
314 views

What's happening with vector displacement 2.79b?

pretty quick question. I use the vector displacement node in order to add greebling to models. The latest version of 2.79b doesn't have that node, which seems to be why sheepit render farm is ...
3
votes
2answers
140 views

Align vertices along vector (Python)

I have a vector and vertices, and I'm trying to align the vertices to that vector using 'Translation Matrix', unfortunately multiplying the matrix with the vertices' coordinates do not change anything....
9
votes
1answer
437 views

Project scene to plane in real-time

I understand I could render out the view my camera and then just that as an image texture, however, I want to try and achieve this effect in real-time. The idea is derived from an effect present in ...
0
votes
1answer
60 views

How to get Mirrored Vector by Plane on Python

How can I get mirrored vector(point) by Plane by using blender python modules? Plane will be defined as plane_normal : Vector plane_position : Vector I need to know function like ...
6
votes
1answer
957 views

How can I make my procedural brick texture map correctly to both a cube and cylinder?

I've been experimenting with node-based procedural materials in Cycles lately, and after spending a few hours working out a brick material that works pretty well along walls, I noticed that it has a ...
1
vote
2answers
449 views

Bump node doesn't produce bump from normal vector

Why does Bump node loose its functionality as soon as being fed with texture, connected to Normal vector? EDIT: Using Texture Coordinate's Normal vector doesn't change anything.
1
vote
1answer
205 views

Displacement distortion

By some reason displacement became directed and to perpendicular to normals. Tried to kill user preferences and check it in new scene - same thing: it's always distorted. Please, HALP
1
vote
1answer
156 views

Replicating Cooktorr specular with Cycles vectors, almost there, but why vector is twisted?

I'm trying to replicate material shading from Blender Internal in Cycles, so long I managed to get Diffuse working correctly with Point Lights, a rather awkward but working sunlight/hemi node setup, ...
1
vote
1answer
180 views

Average value in material nodes

Is there a way to get an average value in material nodes? I am only aware of this option in compositor: https://docs.blender.org/manual/en/dev/compositing/types/output/levels.html
0
votes
1answer
117 views

obj.rayCast() not working as intended

In the game engine, I've got a function which uses rayCast in asteroids. It doesn't work as intended, as even with x-ray turned on, it often doesn't see through objects without the desired property: <...
1
vote
0answers
121 views

How to remap tangent vector for remapped UV coordinates?

I've been using highly scaled detail normal maps through Cycles nodes and eventually realized I had a problem with my tangents. This creates sometimes subtle artifacts, most obviously when using ...
1
vote
1answer
359 views

Move one pose bone to the location of another in the same armature

Could someone help me get out of the starting blocks I suspect I'm making this harder than it needs to be. with python Lets say in pose mode I have bone A at location (0.00,0.00,2.00) world space ...
2
votes
2answers
316 views

Animation nodes: rotate around axis

How do you rotate an object around a given unit vector and angle? I thought I could use this matrix, but I'm unable to create a custom 3x3 matrix inside animation nodes. $$R= \begin{bmatrix} \cos\...