Questions tagged [measurement]

Questions pertaining to measurements in Blender. Real measurements as well as Blender units are acceptable.

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5
votes
2answers
164 views

Total length of a complex curve

I have a complex curve which is a series of vertices and I would like to find the total length of all the vertices. MeasureIT can show me the length of each segment in the curve but does not seem to ...
3
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3answers
45 views

Delete all measurements

Is there a way to delete a bunch of measurements? I can't seem select them and Annotations Window is empty.
1
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0answers
11 views

Can the Measureit Addon measure an animated armature?

https://ephmedia.giphy.com/dbe8121d-4453-4ae0-9569-97093c12948b.gif I am using the Measureit Addon to measure the angle of these 3 vertices. When I parent or hook one of the vertices to an empty and ...
0
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1answer
25 views

How can I get the Total Face Area of multiple meshes?

In edit mode, there's an overlay option to measure the face area of selected meshes. The problem is when selecting multiple meshes you get the individual face areas for each mesh. What I'm looking ...
1
vote
2answers
38 views

Exact Measurements - or resize to specific dimension

I’m pretty new to blender and started with sketchup. I find overall that it is much more powerful software that is generally not as buggy - and can be used for many more things. Still, I struggle ...
0
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1answer
17 views

How to snap to geometry for the measure tool

Is there some way that I could make the measure tool to snap to points on an object to get more accurate measurement. Like if I'm trying to measure the distance between two object, is there some kind ...
0
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0answers
22 views

What is the best way to start modelling in “mm”

This is the first question of this newbie..it is probably a stupid question. I want to learn blender for making models that can be 3d printed later. At this moment I'm only interested in designing ...
1
vote
1answer
40 views

How can one be sure that 2 objects are exactly at the same base height level in blender?

How can I be sure that the two objects below have their respective bases at the exact height from the green (y) line or one another in blender?
0
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0answers
20 views

could not create merged face 2.82 suddenly NOW doesn't work

I'm following the youtube tutor4u tutorial of 2.7 blender on making a ukelele. AFTER switching the unit system to imperial, and inches, because having a 19ft ukelele serves no purpose, the entire ...
0
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1answer
79 views

Making a model to scale [duplicate]

I just can't understand how to make this model a perfect real world scale. I can't figure out how Blender units work. This is how the model opens when I imported to blender and that is how the scale ...
2
votes
1answer
55 views

Get edge lengths with python

How can I get the length of an edge with a script? I want to identify a face by its vertex group and get the lengths of its edges. I've gotten as far as identifying the vertex group so I can select it ...
0
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1answer
36 views

Count of multiple face areas

is any way how to display total faces area of selected faces in Blender 2.8? Manually counting isnt possible...I want count 1000 and more faces...
1
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0answers
12 views

Why is it not showing the correct measurement? [duplicate]

Newbie here learning Blender. Could someone point out what i have done wrong? the measurement unit is not showing the correct measurement of the object, the width of the box is suppose to be 180mm ...
1
vote
0answers
31 views

Why the dimension and edge length numbers does not tally when scaling objects? [duplicate]

I created a plane and set its dimensions to 32m x 4.5m. When using the edge length measurement tool, it shows 1m for every edge ...
0
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0answers
20 views

Forcing object within bounds

I am trying to model a cylinder that has to fit within a series on bounds. When a Subdiv modifier is applied, the object shrinks. So far I have tired modifying the settings and manually adding more ...
0
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0answers
37 views

show ruler measurements in built-in viewport render blender 2.81

I am trying to get the measurement annotations done with the ruler tool in Blender 2.81 to show in the built-in render viewport (i.e. without any render engines). I've already got the info on the ...
0
votes
2answers
111 views

How can i edit value in Measure tool 2.8

Is there anyway to edit the measurement scale and align. With the Measure tool i can just scale the mesh. If i want the exact size i cant edit it. For example i need 7.0. With the tool it not fixing ...
0
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0answers
45 views

Is Blender good to create high precision CAD designs for 3D printing

I'm working on reproducing face-plates that have almost no tolerance for error in details. I need to be able key in precise measurements to faces and edges while in editing mode, I'm not seeing if ...
0
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1answer
30 views

Simplest (fewest steps) way to measure diameter of a circle in edit mode?

Is there a simple (fewer steps) to measure the diameter of a circle in edit mode?
0
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0answers
34 views

I need help measuring MIN and MAX diameter of an eliptical shape

I'm pretty new to blender, what brought me here is that I'm working gon a project in which we're looking for a simple way to measure 3d cuts of a body scan, in order to identify spine deformations in ...
3
votes
0answers
120 views

Measure Tool - How to Copy Measurement Value to my Clipboard (Blender 2.80)?

How do I copy the active ruler/protractor's measurements to my clipboard in Blender 2.80? In Blender 2.79, pressing ⎈ CtrlC could copy the value to the clipboard, but it doesn't work this way in ...
0
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3answers
87 views

How can I scale something with actual measurements in meter,cm,etc?

What a want to do is a big cylinder which is going to have a diameter of .285 m and do several cut loops but when I want to do an scale and type the units of that cut loop (for example 0.335 m) in ...
1
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1answer
76 views

Measure Tool Data from Python

How can I access the measurements displayed with the Measure Tool in Blender 2.80 from Python? I'm not seeing it anywhere in the documentation, hoping I'm just blind. Thanks.
1
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0answers
21 views

Precise scaling in Edit mode impossible?

[ [ I turned on the edge length indicator in Edit mode, but apparently it gives false (rounded) values, since the vertices don't align. In this example I tired joining 3 tetrahedrons around a 345 ...
0
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0answers
13 views

Is there a way to have the measure tool scale up with the object you're measuring and scaling?

Let's say you have a good old cylinder. You want to make sure that its diameter is exactly 50 mm. You can start by adding a cylinder, and then scaling it until the diameter is indeed 50 mm. Is there ...
0
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0answers
34 views

How to measure total size of selected objects?

In Blender I have never, except when joining multiple objects together been able to see the total size of objects in the scene. Is there any way to achieve this, without joining multiple objects?
0
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0answers
19 views

Set measurement between 2 verticies

I would like to set the size between two verticies. The only way I know how to do this is to select two verticies, make sure that edge length is showing (overlay) and scale whilst holding shift until ...
0
votes
1answer
883 views

remove measurement

I love the new measure tool, but seems I have a measurement that just will not delete. When I delete it (either with the delete button or with X) it seems to vanish only to reappear shortly later ...
0
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0answers
34 views

How do I change the operator panel input box in my add-on to allow units?

I am writing an add on that extrudes and rotates an object and I am using the operator panel to configure the measurements. Currently, I have FloatProperty and IntProperty which will let me configure ...
1
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0answers
92 views

Does Blender 2.8 use floating point?

I've heard a lot of people say it does, but 'where' does it say that it uses that. If it does, is there a way to switch it to something a little more precise (because occasionally floating point may ...
0
votes
1answer
56 views

Is there a way to enter a precise amount of length or width for the measuring tool in Blender?

I'm specifically talking about the Measure tool with the protractor icon. I wanted to resize my mesh to a specific length, but I'm having to tediously move the anchor points on it which is time ...
0
votes
0answers
115 views

Why don't the edge lengths update after I've scaled my object?

In Blender you can turn on edge lengths by going into edit mode and then turning it on in the overlays menu. However, whenever I scale up the object,the lengths stay the exact same which should be ...
0
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0answers
34 views

Accuracy of Edge length measurements [duplicate]

I've been trying to modell with some accuracy using Blender 2.8 using the Edge Length under Viewport Overlays > Measurements. However I've noticed that the ...
1
vote
0answers
45 views

Accessing MeasureIt data with a script

I’d like to dimension and measure corner angles of objects with MeasureIt and then access them with a script so I can output a list of the objects with their specs. At this point I'd just like to know ...
0
votes
1answer
72 views

How do I fit label precisely around bottle, specifically the circumference?

I plan on wrapping a label around this bottle but the label gets distorted everytime, so I've concluded I need measurements to match. I've thought about making edge loops to get a specific height when ...
0
votes
1answer
54 views

What is the correct measurement systems for animation?

In animation, which scale or measure system should I use? For example, If I model an entire room and plan on having a character moving about in it, should all the assets and character be done to real ...
0
votes
2answers
84 views

How can I determine the coordinations of the deepest point of a pit located on a 3D object?

I am trying to find the deepest point of a rough pit located on a rough 3d object. The pit is full of irregular vertices. https://drive.google.com/open?id=1muCjhRDHhwo3AnY194BAvkaCpPIdyWhx I cannot ...
1
vote
0answers
22 views

How to figure “Array” modifier offset when using “Subdivision” modifier as well?

First of all, I’ve seen how using the Subdivision Surface modifier on a cylinder will shrink the radius. But, the Transform pane shows the actual, new dimensions, so it’s easy to fix: type the ...
0
votes
1answer
108 views

How to draw a cylinder with an irregular cross section, which varies along the cylinder length?

I want to draw a cylinder which has a different and irregular cross section along the cylinder length, with precise measurements ? At each angle the cylinder has a specific radius, therefore the ...
1
vote
0answers
23 views

Degrees (°) not showing up as expected?

I'm trying to measure a corner to see if it measures larger than 45° for 3D printing. I use the measure tool to recreate the corner of my object but the degrees seem off. A 90° angle is displayed as a ...
0
votes
1answer
37 views

Measureit Measurements Inconsistent After Export

I’ve been using the measureit tool to get the proper dimensions for a 3D printing project I’m working on. The only problem is that after exporting the file and then uploading the STL into my printing ...
0
votes
0answers
39 views

rule/protactor: how to measure distances to pointer?

my first post, be nice please. I'm trying to measure exact distance from a vertex to center. It would be better if I would learn how to measure from vertices to pointer, so I would be able to do a ...
0
votes
1answer
69 views

How do I get the inch measurement around this cup?

In the scene panel I've selected Inches as my units but I get this 463thou symbol instead. Anyone who knows what I'm overlooking, let me know. Asking for a friend.
1
vote
0answers
39 views

How to determine angle to place people during a dolly in green screen if filmed separately?

I have a blender model of a large room. In the scene, I have several people seated at consoles spread x feet apart (in reality, they are in a green screen studio). I am using a physical chair for the ...
0
votes
1answer
1k views

How to calculate the distance between two selected vertices?

Now I have got a new problem. I want to measure the distance between 2 selected vertices but I do not know how to do that in Blender. Can you help me? Thanks a lot.
0
votes
1answer
183 views

Adjusting Scene Scale with BLAM to real world estimation measurement

I am remodelling a scene from -presumably- a photo. Using BLAM addon. I would like to know how to adjust the 3D model in the scene. To the real world estimated measurement. As can be seen in the ...
1
vote
1answer
23 views

Using some kind of unit of measurement for scale?

So I'm not very experienced in making scenes. So for my first attempt at doing so I want to make a scale model of my apartment. I'd like to make it last night and still possible, but I don't know how ...
1
vote
3answers
117 views

Area of bottom polygons using obj.to_mesh post modifier but without applying it

First of all, I'm quite new to python so please bear with me if I'm asking dumb questions. I've seen similar questions answered but still can't get where I want. Say we have an active object in the ...
1
vote
1answer
1k views

How to set a specific distance between two vertices?

I'm on Blender 2.79 and could not figure out how to set distances between vertices(or anything) in Blender. I'd like the distance between the two selected points in this image to be 77cm or in my ....
3
votes
2answers
1k views

Measurement of the “Straightened” length of a path

So, I'm having a bit of trouble with scaling. An object I'm making involves the use of a path to form a curved surface, but I need the resulting curve to be within about 1% of an exact length. So, if ...