Questions tagged [objects]

Questions related to any kind of object. (mesh, text, curve, etc.)

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3
votes
1answer
785 views

Historical city reconstruction workflow [closed]

I'm doing some historical research and I would like to visualize a situation from the past. I have several questions, I would like to make this topic a source for tips & hints when recreating e....
4
votes
1answer
6k views

Decimate multiple objects at once

I have a scene containing a few hundred objects (meshes). I can decimate one object at a time by selecting it in the scene and add modifier->decimate. Doing this for all objects separately would of ...
0
votes
0answers
594 views

Function that fit a cube to 8 selected vertices

I'm trying to make a script that can create a cube where the vertices are moved to 8 selected vertices in the scene. I want this function because of my physic collision workflow later on in a game ...
42
votes
4answers
100k views

How do I measure a distance between two points?

I would like to measure the distance between the yellow points in this image: How can I do it? My goal is to cut the cube using the plane, but I must set a precise distance between the plane and ...
2
votes
2answers
7k views

Unable to Extrude a Plane

Whenever I add an Object or import an SVG object, I am able to extrude it either by E or by the extrude tool in object data, but I can't do that for a plane ( and just saw for a cube as well ). I get ...
2
votes
1answer
18k views

How to wrap / bend an object

So the above will be a bracelet, and I want it to wrap downwards symmetrically (as around a wrist / arm). I've tried a bunch of different things, and have gotten pretty close using the curve deform ...
0
votes
0answers
104 views

Color from imported OBJ not displayed in Blender [duplicate]

I want to import some .obj file that I have made with MeshLab. The point cloud file was actually in .pcd format and I used pcl_pcd2ply tools from PCL to change it into PLY-Format. Then I import it ...
5
votes
1answer
334 views

Weird joins coming up with subsurf

I am finding that at certain spots in my mesh, when I've applied subsurf modifier, I get these weirdly sharpened / extended edges on some joins, but not on others. See the photos for what I mean. I'...
3
votes
1answer
340 views

Is there an efficient way to scale UVs on many objects at once?

I've got a single texture that a couple dozen mesh objects are mapped to different bits of. I'd like to say, double the height of the texture so I have room to add some more things, which would ...
14
votes
3answers
9k views

Align Object to Vector using python

I am trying to rotate an object using python, inline with a vector which gives me the direction I want (based on the difference between the last two coordinates of the curve I generated). I therefore ...
1
vote
0answers
439 views

Re-linking mesh data while adjusting object transform to undo minor edit-mode tweaks

Let's say I have a set of meshes that I duplicated with Shift-D and then distributed around the scene. And then for some reason I accidentally manipulated some of them in edit mode rather than object ...
2
votes
1answer
923 views

I can't see objects added from the menu

When I add objects to my scene from the add menu at the top I cant see them. They are toggled as visible in the outline and they are positioned so that I should be able to see them. However if I use ...
9
votes
2answers
70k views

How to select the entire object on edit mode

I need to have further explanations about how to select everything while I'm on edit mode as in this tutorial. I would like to know how I can select the entire object in edit mode because when I'm on ...
6
votes
1answer
1k views

What setting locks local rotation and scaling of an object?

I have encountered a strange phenomenon, it must be some key I hit but I have no idea what! All of a sudden I noticed that nothing will rotate or scale in object mode in a project I am working on. ...
2
votes
2answers
346 views

Should Every Different Textured Piece Be It's Own Object [closed]

Just looking for best practice here. Let's say I'm building a house. The roof, windows, door and shutters are all different textures. Should this all be one object or multiple objects (and if so, ...
1
vote
4answers
748 views

How to add a torus to another shape

So I've tried everything I can think of (which isn't much, still pretty new to this), get figure out a way to get a loop shape on the top of this figure. This is for the top of an earring that is ...
7
votes
1answer
1k views

Ka always zeros in MTL file, reflectance and translucency coeffs also missing

I'm exporting a model from Blender into OBJ and MTL files. When I look at the generated MTL file I see that the "Ka" component of the material is all zeros, and there is no information about the ...
1
vote
1answer
342 views

Strange behavior when going to Edit Mode [duplicate]

I have a blend file. I got it from here. A strange thing happens when you go to Edit Mode on "body" part. Well, the object called "body". Anyway, when you do that the half of the object is clipped, ...
9
votes
4answers
4k views

How to create Quarter Cylinder

I am new to blender and couldn't find how I could make a quarter cylinder. I first tried starting with a cube and subdividing two sides. But this subdivided the two sides into two directions, not just ...
0
votes
0answers
761 views

Animating robots and vehicles--What are the pros and cons of adding rigging and bones, vs. using separate objects and manipulating those?

When animating something like a robot or a vehicle that has clear mechanical hinges or wheels, should one use typical rigging and bone animation methods, or just make the animated regions separate ...
1
vote
0answers
68 views

Texture Mapping Issues with Linked Objects

The textures I so carefully prepared for various objects shift in position when I link them into a host file. This is for a large architectural project consisting of many modular housing units that ...
2
votes
1answer
1k views

How to add a photograph to a scene and render it realistically?

I have basic knowledge of Blender, and I use it to render geometric primitives, such as a collection of cubes with different materials. Now I have a scene with cubes and spheres on a plane (pretty ...
0
votes
0answers
54 views

How to transform the face of an object in a texture? [duplicate]

I have below a cube type object that has very sharp faces. These faces contain 3 different colors (3 different types of purple) and I want to know if there is a way to transform these faces in a 2D ...
2
votes
1answer
247 views

How do I make an object in my scene into an object I can instance using python?

I'm in the process of writing an addon that generates buildings based on a group of assets such as bits of wall and roofing. My current plan is to somehow dynamically save custom assets, including UV ...
1
vote
0answers
212 views

How can I decimate a model to make it fatter?

I've got some grass I am using for my game. However, it is very vertex intensive. It looks great close up, but here is a screenshot of the bush far away (rendered in-game): As you can see, I can ...
4
votes
1answer
3k views

Rotate a sphere diagonally (both around x and y axis)

I'm trying to make a sphere roll diagonally but the sphere rotates oddly. I assume this is because it is rotating relative to the sphere's axis rather than the world's. Is there a way to get a sphere ...
2
votes
1answer
721 views

How to reset object's origin [duplicate]

The origin of my object is not where I want it, so when I set other objects to the parent, they link to the origin rather then the object where I want them. How do I change the origin?
16
votes
1answer
1k views

Gray cone obscuring/clipping the 3D Viewport

When looking at my objects in 3d view I'm seeing a gray cone that seems to be hiding other objects. Can anyone help me turn this off and explain what it is please. Screenshots attached.
1
vote
1answer
229 views

Blender 3d NURBS Path objects move

I was trying to create train tracks using NURBS path and everything looks to be great till I press play. As soon as I play it in Blender Game Engine, the objects are no longer merged and have a clear ...
2
votes
1answer
522 views

How to make pictures in Bioblender

I have downloaded Bioblender V0.6 and the pdb file of this molecule. The molecule contains two chains 'A' and 'B'. If I check the "hydrogen" check box and import the pdb I get the following image: ...
3
votes
1answer
508 views

BGE: How to make a Key inactive after pressing another Key?

When pressing W a cube is doing a forward movement. When I press S I want to make the W movement inactive, how do I do that? And after by pressing W again I want the cube to do a back movement, so to ...
2
votes
1answer
620 views

Driver not updated on dimension changes

This is the setup. Blue Slider. Green cube with array modifier. Red cube. The Blue slider drives the Green cube's array property count when moved up/down and works perfect. The red box is set to ...
1
vote
1answer
179 views

How to animate a opening lid? [duplicate]

How to rotate an object like a notebook lid? Using R does not rotate around the bottom of the object. You can see the exact example here.
3
votes
2answers
434 views

How do you delete a mystery object?

If you encounter an unexpected object in your blender file, how would you delete it? For example, there is a mysterious egg shape object that I didn't notice until now because it was covered by a ...
2
votes
1answer
481 views

Weird blender game engine python problem

I was trying to create the illusion of a building being destroyed as soon as there is a collision using python. Everything seems to work fine when I use a cube, but it breaks as soon as I use the real ...
3
votes
1answer
801 views

Is there way to make an object gravitate or lock to the surface of another object?

For example, if I want to make an controlled object move on the surface of a sphere (or a cube, or whatever else) and not fall off, what should I do? I don't need it to jump, so I don't need "sphere ...
12
votes
4answers
4k views

Make animated particle object start animation from the beginning when emitted?

So I made a sphere which rotates and scales and changes color. I wanna use it as a particle, which I can do. So now I have a stream of spheres which rotate and scale in perfect sync. What I want is ...
1
vote
1answer
768 views

Replace objects with a group of objects using Python

I know how to add an object from another layer into main scene, but how can I do it for a group of objects: Here's my blend file https://www.dropbox.com/s/41o9arxmbohsva7/temp.blend?dl=0 What I am ...
6
votes
1answer
207 views

Subsurface Between Two Meshes

I'm working on a model of an aircraft that will eventually be animated with details like landing gear doors, and am using a Subsurface Modifier. Most everything is going well, however I've run into a ...
0
votes
1answer
229 views

using Blender to better understand OBJ features/usage

i am relatively new to the 3D world. i understand the theory of 3D modeling, but lack practical 'real world usage' experience... i need to better understand the OBJ file format as I've used a ...
0
votes
2answers
2k views

Fade out objects WITHOUT use of materials

So I have a lot of objects with similar animations, but I want each one to fade out at a different time. I already have a lot of materials, so I don't want to make the list that much longer. Is there ...
16
votes
4answers
15k views

Where is the smooth / flat shading property of an object?

I know that I can click on the smooth / flat shading buttons in the Tool Shelf panel when I am in object mode. What I would like to know, is where can I find out if an object has smooth or flat ...
1
vote
0answers
51 views

I have a problem left clicking the x,y, z axis [duplicate]

I can't get my objects... which at the moment is the cube to move along the x,y, z axis using my mouse. If I left click, all I seem to do is move the crosshairs. I am using Blender 2.72. The only ...
3
votes
2answers
654 views

How to lock object face a certain distance away from another object face?

I tried searching for this on google but I came up empty. I want to know how to lock the object 2 5 inches away from the corner of object 1? I want it to stay 5 inches away even if I re-scale. How do ...
4
votes
2answers
2k views

How to add an object to the scene through python

I have an object that I got by accessing bpy.data.objects[] by its index. I later call .copy() on this object to copy it and it ...
1
vote
0answers
599 views

Viewport shading only for selected objects

Is it possible to have different viewport shadings for the different objects in the scene based on, say their selection? i.e. in Maya I can set my viewport objects all show in wireframe, except the ...
8
votes
1answer
3k views

How to retrieve the objects of a group

How to get all of the objects assigned to a group in Blender Python? for group in bpy.data.groups: # How to get all objects in group?
8
votes
4answers
4k views

color faces with wrong normals

While hunting down some wrong-flipped faces I find it a bit tedious to differentiate the color of the wrong-sided face with the right-sided face. It would be very handy if the wrong-sided faces would ...
4
votes
1answer
1k views

How to retrieve the groups of an object?

How to get all of the groups an object is assigned to in Blender Python? for obj in bpy.data.objects: # All objects # TODO: Retrieve the groups of obj.
4
votes
2answers
17k views

How to move the 3D manipulator widget itself

I've uploaded an obj file and the widget is waaaayy far from the object I've inserted. Again, I'm not trying to move the object, but the widget itself. Is there a way to reposition it?

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