All Questions

4
votes
0answers
958 views

Does a model exporter embedding materials as GLSL scripts exist?

as described in Blender Shader in OpenGL/GLSL, it is possible to export the (unoptimized) GLSL code generated by Blender for a given material. Since the viewport can use such GLSL for real-time ...
4
votes
0answers
328 views

Animation showing last frame when played?

To make this simple I have a .blend that you can look at. I have simple logic: 1) When the prop "Active" is true, our object is visible. When false, invisible. 2) When Spacebar is hit, "Active" ...
4
votes
0answers
842 views

Setup network render for cycles render on LAN

I am trying to setup network render with cycles as the rendering engine. My use involves rendering hundreds of images and I have already written logic for it in python which is working fine on single ...
4
votes
0answers
235 views

Wrapped packaging model?

I want to make a plastic wrapped packaging as shown in the photo. its wrapped and folds on sides towards the back and overleaps. where should i start? I tried playing around with vertices in edit ...
4
votes
0answers
285 views

Wacom tablet acting oddly

Just putting this out there in case anyone has any ideas. I have an older Wacom Intous2 and it still works great. I'm on Windows7. On Blender 2.71 and earlier, my wacom tablet always worked perfectly,...
4
votes
0answers
460 views

How to implement a new BRDF in Cycles

I want to implement a new BRDF in Cycles. I've already tried to code an OSL node but I couldn't because the way that BRDF closures are implemented in OSL seem to only permit BRDF closure composition. ...
4
votes
0answers
51 views

Find the largest piece in UV-editor in Blender 2.73

Is there any way of finding the largest UV-section in the UV-editor without manually comparing each piece next to each other? I want to select the piece that is the largest on either X, Y, or both ...
4
votes
0answers
831 views

How can I make particles not pass through the surface and not get “stuck” in it?

I want to make the falling autumn leaves. I did a system of particles, but when the leaf particles reach the surface, (to which I applied collision modifier), they do not entirely remain on the ...
4
votes
0answers
460 views

Adding sliders from UI to pie menu

I've seen some sliders working in pie menus but the one I'm trying to add to my pie script isn't showing up. Its the 'autosmooth normals' slider from the Object Data tab, under Normals (in the ...
4
votes
0answers
367 views

How to display texture preview on a custom node?

I'm trying to use layout.template_preview to display texture previews on some custom nodes I created. I'm currently calling it with just: ...
4
votes
0answers
349 views

Baking metaball solver

I'm animating a particle system of metaballs, and finding that the scene takes a long time to initialize before it can even start rendering. I'm finding it annoying as I work on materials, since there'...
4
votes
0answers
345 views

Add custom textures and vertex attributes

I'm a new user of Blender, but I have 10 years experience of 3d development (mainly C++/OpenGL, but I know Python pretty well). Now I plan to use Blender as a replacement tool for the "good old ones ...
4
votes
0answers
2k views

Alpha transparency not showing in cycles viewport

Using cycles I have simple cut out people in the scene: planes with .png textures on them. The transparency shows in the material editor and is rendered correctly but is not displayed in the viewport. ...
4
votes
0answers
167 views

Particles intersecting object and then exploding without reason

I'm using PyroEvil's Molecular Physics addon, which is required for the simulation to work. Find it here. I've been playing around with the aforementioned addon, to see what it can handle and what it ...
4
votes
0answers
5k views

Export 3D model from Blender to .U3D for use in PDF file

.pdf files supports Displaying 3D models, you can view the model from any angle by mouse movements - sort of like looking through the viewport, only the object is fully rendered, "real", etc. This ...
4
votes
0answers
186 views

Hide filter options in UIList

I want the UIList to not show the filter options (inkl. the plus button). I've use following flag: self.use_filter_show = False The flag disables the filters ...
4
votes
0answers
798 views

help with exporting game as .exe

I've been working on a game with levels. I know how to use scenes and transferring to scenes for the levels but it's getting laggy and slow. I know I can just do 'Start Game From File'. That will ...
4
votes
0answers
542 views

How can I use a node-based texture for smoke flow in Cycles?

Preface: I'm thinking that this might be a bug, because the behavior's pretty weird. I'm posting it here in case it is the intended behavior and there's some trick I should use. I can successfully ...
4
votes
0answers
396 views

Why is this happening when I bake physics to keyframes?

So, I'm trying to do some stuff with physics and cell-fracture, and I need motion blur. When I bake the physics and render w/ motion blur, the objets aren't in the scene. So I tried baking the physics ...
4
votes
0answers
120 views

How to know when object are deleted?

I use blender as a network client. I'm able to know when objects are updated (via handlers). But I would like to notify the server when a object (or mesh, animation, etc.) are removed, how can I do ...
4
votes
0answers
375 views

Save screenshot (bge) without writing to disk

This is a little odd but I need to save a screen-shot as an array (numpy array for eg) without writing to disk. The idea here is to create and then call the array once per frame in an external script ...
4
votes
0answers
298 views

How does “Max Angle” work when using Tris to Quads?

According to Wiki: This value (between 0 and 180) controls the threshold for this tool to work on adjacent triangles. With a threshold of 0.0, it will only join adjacent triangles that form a ...
4
votes
0answers
130 views

How to smooth second derivative of selected mesh?

I have a mesh that I want to smooth by minimizing the second derivative of it, while taking into account non-selected vertices (for the edge condition of this derivative). For example, let the ...
4
votes
0answers
494 views

How do you switch to a completely different camera in a different Blender layer?

Say I create another scene in a blank layer. How do I switch to that totally different scene during rendering? Thanks guys!
4
votes
0answers
8k views

Having trouble panning/rotating with two-fingers on trackpad

I'm having trouble with something that's hopefully pretty basic. I just got a windows laptop after using a macbook for a while. I was surprised to find that blender was not acting the same. On my mac, ...
4
votes
0answers
459 views

Blender and MBdyn

I was looking for aerodynamic simulation possibilities in blender and after some research landed to this page: http://blenderartists.org/forum/showthread.php?139557-Multibody-Dynamic-Simulation-...
4
votes
0answers
505 views

Dynamic Paint Brush Erase doesn't work in Render Output

Got some problems when trying erase colors with a Dynamic paint brush. I have plane which is affected by particles Dynamic paint brush (surface & color). When I try erase some spaces on the plane ...
4
votes
0answers
667 views

Converting an obj sequence to a .bobj fluid sim cache?

I'm wondering if there is any way to accomplish turning an obj sequence exported from realflow into a .bobj fluid cache that I could then trick blender into loading as a native fluid sim cache. So far ...
4
votes
0answers
649 views

How to get bone rotation between two matrices?

Before the question a bit of a background... I have a mesh, and vertex groups as well for it's bones. Before placing the bones, I moved the vertices of the mesh, so every ...
4
votes
0answers
160 views

Undefined normal vector by converting .blend file

I hope my first post here isn't that much off-topic. Well, I had some times ago an project with Ogre3d. My designer used Blender. When ever he made a model for me, it looked in the Blender window fine,...
3
votes
0answers
19 views

What is best way to organize a scene with different sets of materials?

I am currently creating an interior scene and want to show different examples of wall/ floor materials to my customer. So I was thinking about how to organize my scene when I want to have different ...
3
votes
0answers
36 views

Cycles Render, Looks wrong in Render ViewPort, correct in Material ViewPort

Using Cycles Render! Have tried things for hours on end and can't figure it out, please help! I simply want to bake the texture from the Material Viewport, but it continues to bake the looks of the ...
3
votes
0answers
35 views

How to remove unwanted refraction (bent-straw illusion) from cycles material?

I am working on a render of Saturn as part of a scale model of the solar system, and have run into a problem with the transparency of the rings. I am using an alpha-mapped png image which seems to ...
3
votes
0answers
48 views

How to setup scene for Isometric workflow? In order to import 2D ISO image to make it in 3D

You know we can make 2D isometric renders of 3D images, right? I want to do the reverse; I import an isometric image and want to use it to create the 3D model. An illustration of the work I'm trying ...
3
votes
0answers
231 views

2.8 How to Duplicate Collection without keeping it “linked”?

I don't quite understand the new "collection" workflow, if i have a Collection with a bunch of object, and duplicate that collection, the newly created collection seems to be "linked" to the original ...
3
votes
0answers
39 views

What is the best way to simulate human body wounds in Blender?

with Belnder, we are trying to emulate crime scene with human figure. While we can get the figure quite easily (from makehuman program), it becomes difficult to simulate wounds on human body. Any help,...
3
votes
0answers
195 views

Grease Pencil (2.8) How to draw with custom line types (updated)

Is it possible in Blender 2.8 to create (or maybe import from vector files or something like that) other types of strokes than the three proposed by default in the software (line, dots and boxes). ...
3
votes
0answers
54 views

Smoothing shrinkwrap result

I'm trying to wrap a plane around the stl of a city, in order to obtain a watertight geometry from a poorly defined base file. Shrinkwrap is pretty awesome for that, but I'd like to improve it ...
3
votes
0answers
20 views

Getting Color Values Produced by Dynamic Paint

I am having trouble with the python code to get the colors of vertices when using Dynamic Paint. If I try painting a cube using the Vertex Paint mode I can get the rgb values of the vertices using the ...
3
votes
0answers
49 views

Customize Default Value of Input Fields

Is it possible to customize the default value of an input field, so that - for instance - when using the Bridge Edge Loop Tool, I can set the "Cuts"-Parameter default value, which is 0, to my custom ...
3
votes
0answers
41 views

How can I make a material that looks like the 3D view?

I would like to make a material that has different shades but only employs spot colours. I want different faces to be different shades based on how much light they get, but no gradients. Like in the ...
3
votes
0answers
29 views

Collision Object for particle system

The hair you see in the picture is created with a particle system on a vertex group. The hat is a separate object. Is there any way to make the hat a collision object so that the hair stops when it ...
3
votes
0answers
75 views

Rendering with OpenGL in Blender does not show the intended rendered image or animation

I am trying to render animations and images fast using the OpenGL feature in Blender but even though I want it to render a fully rendered image or animation, it only renders the solid image, or the ...
3
votes
0answers
59 views

Convert polygonal cube to solid primitive cube/box

I have a radiation analysis program (NOVICE by EMPC) that only accepts 3D models made up solely of solid primitives, such as cubes or "boxes". My strategy is to "voxelize" complex models using ...
3
votes
0answers
39 views

Shell based deformation in blender

Is it possible to do in blender a "shell based deformation"? Basically given a mesh I want to pull few points and distort the whole mesh in a way that curvature due to distortion and pulling is ...
3
votes
0answers
51 views

How to set the path for userpref.blend file?

After compiling Blender as a Python module I realized that userpref.blend does not exist in ~/.config/blender/2.79/config. I ...
3
votes
0answers
38 views

Light / Mesh inconsistency in one area - Cycles

I'm trying to understand what's wrong with the lights in my scene. I've made some kind of sci-fi corridor, inspired by the interior of an aircraft cabin. The main mesh is first mirrored and then ...
3
votes
0answers
52 views

Render in 3D audio for YouTube

I'm trying to render 3D audio so that when you turn the view on YouTube, the audio will change depending on what direction you are looking in. The Spatial Media Metadata injector (found here) only ...
3
votes
0answers
40 views

Hdri, controlling the image exposure vs the light it is casting

I have a scene where I am using a HDRI as the environment lighting but also using it as the background image, now the problem I have is that the image seems to be a lot darker than the light it is ...
3
votes
0answers
55 views

First attempts with SSS - where is the nose?

I am trying to make the skin for my female mesh and watched some tutorials on Skin Shaders. I tried to rebuild YanSculpts Tutorial https://www.youtube.com/watch?v=ktsyL2Kp5bQ&t=388s and the result ...

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