For questions specific to the Graphics3D command and related 3D graphics functionality.

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1answer
204 views

Exporting as .PDB extension

I am working with the 3-D coordinates of proteins. The file format I import and modify coordinates of is in the .PDB format, and the string to import is also in this same format. Currently, when I try ...
2
votes
3answers
476 views

How do you show a cone inside of a sphere?

I have a sphere of radius 5 and a cone (i.e. z=√(x^2+y^2)) inside of it. I can show them separately, but I'd like to show them together. I've tried a few tricks with opacity, implicit specifications, ...
5
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2answers
521 views

ListPointPlot3d to visualize points close to a manifold

I have a large set of points that are close to manifold which I want to show in a ListPointPlot3D. Using part of the data set illustrates this there are fewer ...
21
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1answer
482 views

Unintended edge extensions in 3D Cube rendering

Bug introduced in 7.0.1 or earlier -- persists through 10.0.1 or later I have arranged a certain configuration of cubes in 3D using the following code: ...
1
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1answer
338 views

How to plot X and Y data to see average data converging?

I initially have ran a large, say 1000 (to be changed later) number of monte carlo simulations (mcRun), and I want to see when the average data result starts to converge to a reasonable value. So I ...
9
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4answers
979 views

Filling between two 3D surfaces

I know it is possible to create a filling in between two curves on a 2D plot, but is it possible to do the same in 3D? My attempt like this: ...
6
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2answers
159 views

Projecting Reference Lines in a SmoothHistogram3d Surface

What is the best way to draw a path (red color, dashed) along the surface of the smoothHistogram3D. Assume the paths desired to be the X=0 and Y=0 Axes. ...
16
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3answers
772 views

3D view of a route shown on a map

You should have already seen such a thing, specially in documentaries about ancient life: the movement of a tribe is shown on an ancient map along a route with a dashed arrow. I want to do the same ...
7
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3answers
415 views

How can I find the vertexes of a Polygon?

I made a polygon with the following vertexes : ...
6
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3answers
362 views

How can I stop the blinking when rotating a Graphics3D? [closed]

I wrote a function interactiveDesign that returns different Graphics3D items in a list. Then I call the function ...
6
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2answers
370 views

Plotting All Possible Points Belonging to a Group Orbit

Given that $$X = \{(x,y,z) \in \mathbb{R}^3 |\, x^2 + y^2 + z^2 - 2(xy + xz + yz) = k\}\,,$$ where $k$ is a constant. Also given that a group $G$ is represented by $$\langle g_1,g_2,g_3|\, g_1^2 = ...
12
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1answer
1k views

3D plots with parallel projection

It is easy to make 3D Plots with Mathematica, e.g. use: Plot3D[Sin[x+y^2],{x,-3,3},{y,-2,2}] But I want to have nice plots in my thesis, so I decided to use ...
7
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1answer
847 views

How does one draw a parallelepiped in Mathematica?

I'm a bit new to the application, and I'm not sure how to draw a parallelepiped in Mathematica.
3
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1answer
215 views

Debugging graphics

All the examples I am seeing on internet are related to normal functions that carry out loops and assignments but I have not seen one example where I can see a graphics based program being debugged. ...
9
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2answers
807 views

Coloring each face of a Cuboid with a different color

Is there a way to color each face of a Cuboid with a different color? I looked in the help but couldn't find anything. I found this Coloring the faces of a 3D ...
0
votes
1answer
210 views

How can I remove orange-box around the Graphics3D?

I don't know whether this is a correct question or not, but I played from two days on this problem and still I didn't find a solution. The save button is enabled whenever we have to specify ...
2
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2answers
330 views

How can I overlap image on Graphics3D at a specific position?

I make a Polygon with size of {width=0,length=50,height=30}; I want to overlap Image on ...
5
votes
1answer
500 views

How to create 3D architectural models in this shape with interactive faces?

I am a non-technical person in the imageProcessing side,so I don't have any idea how can I make polygon in the below shape... the above polygon is a 3D ...
13
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1answer
380 views

Easy way to export Graphics3D as triangles with VertexNormals?

I would like to export an arbitrary Graphics3D object as a text file containing: list of vertices vertex normals triangle faces ...
4
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0answers
126 views

Creating a PolyhedronData[] structure for custom polyhedra [duplicate]

The PolyhedronData[] structure is wonderfully rich. I would like to create data for my own polyhedra, not any of the many that Mathematica provides. Is this ...
12
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2answers
498 views

Calculating morphometric properties

Is it possible to calculate segment length, segment diameter and branch angles for three dimensional geometry. Geometry contains vertex points and polygon surfaces as ...
0
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0answers
116 views

Why does mathematica crash when I rotate a 3D graph? [duplicate]

Possible Duplicate: SIGSEGV error with 3D Plots I just recently installed mathematica 8 on my linux machine, running ubuntu 11.10 I decided to tun and test mathematica so while the terminal ...
3
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1answer
354 views

Problem in RegionPlot3D

I tried to plot the region bounded by the three planes. This is supposed to give me a pyramid type of shape (actually two, but I am just taking one of them). The code is given by ...
7
votes
3answers
1k views

How to make a tight crop of a 3d plot?

I like Mathematica, but it's syntax baffles me. I am trying to figure out how to minimize the whitespace around a graphic. For example, ...
7
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1answer
566 views

How to map rotate, pan, zoom to manipulate controls

I am wondering if there is a way to restrict the motion of the rotate mouse cursor in when moving around a 3d plot. For example, I want the y direction of the cursor to correspond to pulling the z ...
18
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3answers
2k views

How to make hollow polyhedra?

I found a version of the Mathematica spikey in 3D printable format (STL) at the Shapeways site that was hollow. Here it is when viewed in MeshLab: You can see there's a bit cut out of the end, and ...
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2answers
685 views

How to draw a tangent to a surface in a given direction?

It seems quite embarrassing for me, but somehow I can't draw a tangent line to a surface in a given direction. Assume that I want to visualize directional derivative of the function, say, ...
16
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1answer
450 views

Is it possible to produce anaglyphs with Mathematica?

I'd like to prepare some presentations in Mathematica to help students visualize functions of two variables (it's a usual calculus course). I thought it would be both cool and useful to have the ...
1
vote
1answer
256 views

Code to draw geometry doesn't run

I'm new to Mathematica and have no background whatsoever in programming, although I will teach myself soon. I was wondering if one of you programming pros could help me out. I received a code from ...
7
votes
1answer
289 views

Histogram3D frame ticks with bin text labels rendered in x-y plane?

Is it possible in Histogram3D to substitute frame ticks text labels and have the layout in x-y plane? Starting with a ...
5
votes
2answers
533 views

Finding concave hull for separated small clusters

Data : data3D = Import[file, "VertexData"]; Graphics3D[Point[data3D]] How to find concave polygon for separated small clusters.
11
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2answers
1k views

Finding a Concave Hull

I have a 3d clustered data: Is there any other way to get concavehull of 3D data points?
3
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1answer
286 views

Rough edges plotting a surface

I'm trying to use SphericalPlot3D to create some images of a surface but I get some rough edges on the surface around the boundary. However, after rotating the ...
4
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2answers
887 views

How to process .vtk file

I want to extract the cluster of points inside 3D box, is there any way one can do this in Mathematica?
6
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1answer
235 views
5
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1answer
441 views
2
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2answers
208 views

MapThread to Spheres with various colours

I have these two lists ...
52
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2answers
42k views

Cutting bagels into linked halves

I recently came across this video: Mathematically correct breakfast, which shows how a bagel can be neatly sliced into two identical linked halves. I'd like to try this with Mathematica. Here's a ...
9
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1answer
372 views

Outline around sphere

Is there an easy way to draw an outline around a sphere? Is there something like EdgeForm[] that will work? I'm looking for perhaps a thick red line; I'm making a ...
6
votes
1answer
798 views

Construct a simple mesh or tetrahedral mesh from 3D image surface

I have a 3D Y-Shape hollow tube, not so good surface. Import["http://dl.dropbox.com/u/68983831/tube02.vtk", "Graphics3D"] I tried to use following vertex data ...
17
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3answers
2k views

How to calculate volume of convex hull and volume of a 3D object

I have a set of random 3D data points. How can I calculate the volume of the convex hull?
7
votes
1answer
645 views

How to render a 3D tubular graphics from a 2D image path

Question: Is it possible to create a tubular 3D image like Extruding along a path using "Tube" function in mathematica for following images? Image (1) Image (2) Thanks I have been ...
14
votes
3answers
708 views

How can I set the view vector in a 3D scene by tracking my face's position?

Faking 3D with 2D tracking data is something that I've long wanted to implement for use with my front facing laptop camera. A first step to solving this would be dynamically setting the viewpoint ...
14
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5answers
3k views

How to draw an ellipse arc in 3D?

There is no Circle or Disk object in 3D. I quickly found a way to use Cylinder (thin lines, no faces, very flat): ...
39
votes
1answer
1k views

How to construct a treemap using non-rectangles?

I've written the standard version of a tree map (a graphic that shows nested data) and I'm looking to improve on this layout by switching to different types of polygons or perhaps circles. Can anyone ...
42
votes
2answers
3k views

How to show solid bodies using volumetric rendering?

Note: This question was asked when Mathematica 8 was latest release. Version 9 has built-in support for volume rendering through Image3D. There's an example on ...
9
votes
1answer
1k views

Construct 3D image from multiple 2D images

My goal: How to (1) construct 3D image for visualization. (2) how to write 3D array or image into binary raw file. Is there a way to accomplish this in Mathematica? Alternative_Answer for: ...
29
votes
2answers
970 views

How to create blurred Graphics3D objects?

Initially I was interested in renderring a 3D analog of a blurred disk like this ...
22
votes
3answers
1k views

How to extrude a 3D image from a binary 2D image

I'm trying to extrude a nice 3D form from the 2D binary image below using the code posted, but I haven't had any luck in figuring out the error that's keeping ...
3
votes
2answers
505 views

Animating a 3-D arrow given the vector's x, y, and z components as a function of time

I am trying to show how a vector M varies over time. I have the following code: ...