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895 views

Linking object data without changing rotation?

I have multiple objects that I would like to all use the same mesh but maintain their individual rotation positions. As it is, when I link their object data, all the objects rotate to the same ...
4
votes
0answers
912 views

Controll cube with arduino + mpu6050

So i have an arduino with an mpu6050 attached to it. It is currently set up to send the raw data from the imu sensor to my computer. I would like to use this data to control a cube in blender with ...
4
votes
2answers
525 views

How to set attributes in a Blender registered class dynamically?

Is it possible to set an attribute in a class dynamically? That is I don’t want to have the attribute (e.g. could be a property) defined in the body of the class directly, I want it to be defined ...
4
votes
0answers
286 views

How to light liquid on fire?

I'm trying to simulate liquid being lit on fire, but only the fluid works when I simulate both domains (the fire domain is on the second layer). I tried to find a tutorial for this, but wasn't able ...
4
votes
0answers
64 views

how to retrieve movie clip details with a script?

I primarily use blender as a video sequence editor for existing movie clips. Generally I want to remove a few frames and then render the movie with the same output format as the movie clip that I am ...
4
votes
0answers
1k views

Render on Tesla K80

I'm trying to render on a Tesla K80, but it doesn't work. blender --debug-cycles outputs ...
4
votes
0answers
119 views

Normal Map only visible on single Shape Key?

Is there a way to make a normal map for facial wrinkles more/less visible with certain shape keys? I've seen something like this on youtube, but I haven't been able to determine how it was done. I've ...
4
votes
3answers
2k views

How to properly create hollow text letter suitable for 3D print?

I am doing this project, where the objective is to print some hollow letters. I get to the following result with the spets that I took, where the objective is to make the letter 5 mm thick, with walls ...
4
votes
0answers
266 views

How does 'Align Active Camera to Selected' decide where to place the camera?

Thanks to this answer, I'm using bpy.ops.view3d.camera_to_view_selected() to automatically place a camera so that it frames the selected object for rendering. But ...
4
votes
1answer
1k views

How to update compositing nodes via script?

I create some nodes in compositing via python script: ...
4
votes
0answers
218 views

Is there a low level alternative for bpy.ops.object.convert(target='CURVE')?

(Note: Somebody asked there nearly the same question as me and got a very nice answer. However, this was to convert an object to a mesh. I have exactly the same context as this person but I want to ...
4
votes
0answers
419 views

Can I render ambisonic b-Format audio?

Im looking for a way to render spatialized sound to 1st order ambisonic b-format. I assumed the 4ch option in scene audio settings was the key. But that just seems to render a quad speaker setup? The ...
4
votes
1answer
193 views

Rest position doesn't get stored

I've been working with a model with some poses. After I was done posing, I decided to jump into doing some texture work with it. Since Blender can't help me with the textures, I use 3D-Coat. So I ...
4
votes
0answers
222 views

Blender bone.matrix API changes from v249 to v277

I've been using an old script for a long time to import a custom format which contains a 4x4 matrix for the bone transform (inverted) and 4x3 for the bone animation (3x3 rotation matrix + 1 location ...
4
votes
0answers
1k views

Move rig bones positions with shape key

I am making a character that morphs using a shape key, is it possible to re-position the bones and add them to the shape key of the character morph? I have looked at drivers but they do the exact ...
4
votes
0answers
109 views

Time-sequential option in Stereo Mode is missing

I'm trying to render an active-shutter or time-sequential 3D video with Blender 2.77a. I enabled Stereo 3D mode on the 'render layers' tab under Views, but under the Render tab under the Output ...
4
votes
0answers
219 views

How to define own snapping points?

can someone tell me if its possible to define own "snapping points"? I know the poissibility to snap to Volume, Face, Edge, Vertex and Increment - but what i need is the following: I made a small ...
4
votes
2answers
768 views

Camera flips 180 degrees following the path

I am new to blender and I tried to animate a camera path following this tutorial: https://www.youtube.com/watch?v=vasfFsxCsAE The author creates a NurbsPath for camera to follow and an empty to ...
4
votes
1answer
527 views

Is there a way to only store keyframes of only selected bones in poseLib?

What bones does "Add New Pose" operator store in Pose Library ? I am animating with "Blenrig" Character Vincent and it has lots and lots of bones. When I try to store poses it creates keyframes for ...
4
votes
2answers
297 views

How to apply same keyframes properties on mupltiple strips in VSE?

I do video editing in blender for youtube, and I find my self repeating same stuff again and again because I don't know how do I apply same keyframe properties to multiple strips and it became very ...
4
votes
0answers
240 views

Rotate object when colliding

I have a question regarding collisions in blender. I'm trying to animate shortwave radiation (particle system) which reflects on different materials. However when i apply a collision the 'solar ...
4
votes
0answers
2k views

GPU Render with opensource AMD Ubuntu 16.04 driver

Is there any way that I can make GPU renders now that is no more flgrx for Ubuntu !? I've already installed the mesa-opencl-icd and the ...
4
votes
0answers
846 views

How to bake all animation at once

I have a complex animation with a lot of objects using-Shape keys, Nla tracks, particle systems, physics, path following... But to use a render farm you need to bake everything to key frames. Is ...
4
votes
2answers
523 views

Relative and Absolute shape keys on the same mesh

is there a way to use both relative and absolute keys together on the same mesh ? i want to use absolute keys to deform muscle in a way, and relative to animate face shapes. both on the same model.
4
votes
0answers
381 views

Can an object have multiple rigid body constraints?

I want to simulate the motion of an artist's brush. A spine of pivot-constrained spheres will collide with a z-plane, which represents the canvas. To mimic the elastic properties of a bristle I need ...
4
votes
0answers
3k views

How to create an all-around night sky in Cycles?

So I created a night sky following this video https://youtu.be/9vbq6HOgA2w It was going pretty well until I noticed that only half of the world actually looks decent. The bottom half/ middle is this ...
4
votes
0answers
2k views

Real time script execution

Trying to make a modelling tool that can update geometry in the 3D view as the user interacts with the scene. To do this the script needs to loop continuously so it can check for changes caused by the ...
4
votes
0answers
604 views

Why is there slowdown on a high poly mesh in edit mode when all faces are hidden?

I've been wondering this for years now, so I'm working on a high poly mesh and I've hidden all but 50,000 vertices, there's a fair bit of slowdown and I kind of get that but even if you hide ...
4
votes
0answers
461 views

How to create very realistic rain with a particle system surrounded by a fluid domain?

I am working on a scene for a short film in which it is raining on a desert. One of the shots will be very close up so I want the most realistic look possible. I looked at other tutorials on how to ...
4
votes
0answers
65 views

Can Blender's keymaps be used for key (chaining / chords)?

Some applications support key-chaining, also known as shortcut-chords (MSVC and EMacs for example). This is where an initial shortcut waits for other keys to be pressed to complete the key-chain or ...
4
votes
0answers
210 views

File output node and output panel both exporting during animation

I have an animation ready to render but there is a small annoying issue. I currently have a basic file output node to export the raw render and a mist pass and they are both set to export to the ...
4
votes
0answers
4k views

How to center the 2D Cursor in the UV Editor (Quickly)?

Is there a way to center the 2D Cursor to the UV Editor (Quickly)? Similar to pressing Shift+C in the default 3D Viewport?
4
votes
0answers
1k views

Seamless Procedural Texture in Polar Coordinates

I've written a Cycles node tree to convert rectangular (X,Y) to polar coordinates (R,theta) as the basis for a procedural texture with radial symmetry. However, there is a seam in the texture where ...
4
votes
0answers
385 views

get radius of mesh primitive

I would like to ask whether there is a way of getting the radius of a sphere (mesh primitive) after it has been added. In other words, does Blender somehow distinguish between different shapes? What ...
4
votes
0answers
302 views

Volume rendering an image stack in Blender Game Engine

I'm trying to create an interactive scientific visualization tool using the Blender Game Engine (BGE). One of the things I want to include is a volumetric rendering of an image stack. An image stack ...
4
votes
1answer
512 views

Is it possible to execute two functions on a Pie button via an additional key pressed?

The mesh hide has two options, hide selected or hide non selected. So you need two buttons, but could it be possible to simply call the pie menu and then with an addition button pressed lets say RMB ...
4
votes
0answers
3k views

Stop animation render after current frame

For long running animation renders, is there a way to stop the render once the current frame is finished? I leave my machine rendering over night, and when I return the next day, I want to stop the ...
4
votes
0answers
233 views

How can I interactively change the shape of a cloth?

Below is a tutorial from Marvelous Designer to fold the tie into desired shape. Is it possible to do it in blender?
4
votes
0answers
618 views

texture map to a beveled curve or path

I've been trying to map beveled curve properly. It look stretched out of the box: Converting it to mesh, marking seams and unwrap looks nasty. Trick with using curve modifier on another curve works, ...
4
votes
0answers
219 views

How do I reduce the sensitivity of the SURF feature detector?

I am using libmv, Blender's structure from motion library. The SURF feature detector is running a little wild on me, detecting over 7000 feature points on a relatively small image. I would like to ...
4
votes
0answers
332 views

How to Offset a Particle cache in Time

This has been asked before - in 2013 - in relation to smoke: How to offset multiple smoke instances by time? The answer was inconclusive, so I'm wondering if there's something new since? I'd like ...
4
votes
0answers
495 views

Is there a shortcut to undo a viewport move?

Is there a hot key to undo a view port change similar to the bracket key in Maya? I've looked through the hotkeys and don't see anything. Thank you.
4
votes
0answers
621 views

Copy node tree from one material to another in cycles using python

I have two cycles materials (say source and target). I want to copy the Shader Nodetree from the source material to the target material after clearing any currently present node tree(s) in the target ...
4
votes
0answers
178 views

Disabling “use frame rate” slows logic/animation/etc?

I've recently solved an issue to remove my frame-rate cap, but it caused another issue. I have my animation tic rate at 60, my framerate at 60, and that's always been working only when I have "use ...
4
votes
1answer
1k views

Matcaps not showing up

I was working on sculpting and wanted to apply a matcap, however when I go and turn on matcaps nothing shows up. I am in blender render and just updated, is there any setting that could be causing ...
4
votes
0answers
150 views

Mesh Extra Objects - operator panel is empty when using api instead of gui

I am using the Add Mesh Extra Objects Add-on. If I add a regular solid via gui I can set stuff in the operator panel like source, size, vertex truncation, ... If I use ...
4
votes
0answers
2k views

Synchronizing object in Cycles

I have a model of a butterfly that uses a displacement map for most of the detail on the mesh at render time. To get an accurate render, I have it subdividing 4 times for the render before applying ...
4
votes
0answers
3k views

Copying FBX animation to armature

Here is the Unreal Engine mannequin and several animations: https://wiki.unrealengine.com/File:ThirdPerson_FBX.zip I am trying to have the mannequin use those animations. I tried copying the ...
4
votes
0answers
2k views

Applying physics to multiple objects at the same time

I'm triyng to apply smoke flow to multiple objects at the same time (in the same domain, with blender internal). I Know it's possible for Rigod bodies, with the 'copy from active' button, but I can't ...
4
votes
0answers
1k views

Trying to understand texture baking

I have modelled a pencil sharpener as in the attached image. Now I want to prepare it for sale at CGTrader or Turbosquid (or some other, doesn't matter at this point). I would like to deliver a ...

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