Tagged Questions

Questions on the construction of 2D and 3D graphics through the direct use of primitives, directives, and functions. Include the graphics3d tag for questions specifically on 3D graphics. This tag is not to be used for basic questions on visualizing functions and lists using the various flavors of ...

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8
votes
5answers
365 views

What is my problem with MeshFunction?

I want plot the max value in a sine plot. We can use the following code ...
3
votes
2answers
178 views

Selectively updating individual graphics in a dynamic, multiple-plot Show

Suppose Show contains multiple graphics objects that differ markedly in the amount of computation needed for their display. Hence, when dynamically updating only ...
10
votes
0answers
54 views

Proper EdgeForm setting so boundary appears entirely within shape

I have two neighboring (complicated) polygons that I want to be displayed with thick boundaries, however the two shapes border one another, and as EdgeForm places the line centered upon the polygon's ...
3
votes
1answer
118 views

How to combine Plot and GeoGraphics?

I want to combine this map as "background" of this combined plot. How can I do it? The documentation doesn't show any similar demonstration. ...
7
votes
3answers
194 views

Change appearance of ConvexHullMesh

I'm struggling to understand the behaviour of ConvexHullMesh (or rather the non-behaviour). I have a polynom p ...
6
votes
2answers
201 views

How to get rid of the blank areas around alphabetical images?

I attempt to test the mean graylevels of the alphabets "W" and "Z". I used the following code to create the images of them. ...
6
votes
3answers
826 views

How to get the mean color of an artwork?

I got a piece of artwork in dimension of 20x20 pixels. I attempted to divide it into a 5x5 array of elements each of a smaller size of 4x4 pixels, and would like to find the mean color of the ...
3
votes
1answer
104 views

How to combine objects from different .obj files?

I got a screw .obj model with the head diameter of 2cm, and a board .obj model of 10cmx10cmx4cm in dimension. I would like the ...
8
votes
2answers
260 views

How can I only draw outer common tangent to two circles?

I have code worked for drawing common tangent lines to two circles(http://en.wikipedia.org/wiki/Tangent_lines_to_circles), now I want to delete the inner common tangent lines, how? ...
1
vote
1answer
97 views

Horizontally compress a picture with varying compression ratio [closed]

I have a function c[x] whose domain and range are both [0,1]. And I have a picture with width W, height ...
8
votes
0answers
207 views

How to export .mtl files for 3D textured objects

I would really like to deploy my textured 3D graphics in the web with sketchfab in my blog. Unfortunately, Mathematica only exports the shape of the 3d graphics, i.e. the .obj file, but omits the ...
11
votes
5answers
515 views

How to combine one or more rotated graphics objects?

I wish to produce an image with more than one composite graphics objects which have been modified using Rotate. I feel this should not be difficult, but haven't yet found a solution. A simple example ...
4
votes
2answers
194 views

Density plot of city data

I try to solve a bit tricky problem. I want define line (or vector) between some geographical points with weights (for example how many transactions has been done between these cities). I tried this ...
2
votes
0answers
64 views

Problem with hole filling using filledCurveToPolygons3D in MMA 10

I successfully used the filledCurveToPolygons3D function to create Graphics3D text in MMA 9 on a Windows 7 PC; see: How can I ...
3
votes
2answers
131 views

How draw a line dynamically using manipulate?

I want to paint a curve on a sphere while I’m manipulating stereoscopic projection points on the plane with a 2D slider, but I’m having trouble collecting the points needed to create the Line ...
2
votes
1answer
187 views

How can I plot a circular region and lines?

I am having difficulty plotting something along these lines in Mathematica. I will explain what is going on here. Basically, I am solving an interval equation $ax=b$, in the first example $a = [1, ...
2
votes
1answer
126 views

RegionPlot3D run forever when plotting 3D ParametricRegion

when working with 2D, RegionPlot works fine with ParametricRegion as can be seen in this example: ...
4
votes
1answer
113 views

Problem with clipping of tick labels

Please look at Show[DiscretizeGraphics[Graphics3D[{Cone[]}]], Axes -> True, Boxed -> True] Well, there are some ...
5
votes
1answer
133 views

Extending a ternary plot to a tetrahedron (using ListPlot)

I have been making ternary plots of data that is a list of sets of 3 numbers, where the numbers in each set sum to one (call this "DATA"). To do this, I first transform DATA onto the 2D surface with ...
0
votes
1answer
42 views

how to use Tooltip with a Dynamic point

consider this example: ...
8
votes
3answers
458 views

How can one draw a network with nodes and links in a grid shape?

I'd like to be able to use MMa's graphics to make something like this which I know must absolutely be possible (and probably easy) with MMa. I don't actually even need different colors (though ...
8
votes
2answers
124 views

Issue with Mouseover within Geographics

When using Graphics, I can change the color of the object with the use of Mouseover. ...
1
vote
1answer
234 views

How to make a stereogram in Mathematica? (2)

Given a tiled background and a depth map, both of the same dimension, I tried to produce a stereogram using the following codes which was adopted from the method given by Simon Woods, but in a ...
7
votes
2answers
171 views

Dynamically transform one Graphics to another

I would like to have two Graphics objects displayed side by side such that: they are mirror images of each other if I change the left-hand one interactively using ...
11
votes
5answers
956 views

How to make a depth map from a 3D model?

Given a 3D .obj model, for example a rabbit. How can we make a depth map out of it? Any idea or help would be much appreciated.
1
vote
2answers
108 views

I've some data points in Mathematica. I want to plot these in MATLAB. How to do that? [closed]

I want to export these data points into matlab and get a plot. Like I've to plot ft vs t. Through the following command- Table[{[Tau], ft[2, 5, [Tau]]}, {[Tau], 0, 15, .01}], i generated some data ...
3
votes
3answers
118 views

Text with subscript is automatically Italic

I am creating a figure for a document using Graphics in which there is Text with some variables and again those same variables ...
3
votes
3answers
194 views

Point-like function but with diamond instead of circle

I would like to use something like Point[x,y] to plot diamonds instead of small circles ("points"). I'm creating charts from scratch inside a ...
5
votes
1answer
69 views

Custom default ImageSize while allowing inheriting

When displaying graphics in the Mathematica front end, and leaving ImageSize at the default, the result will always keep its previous size. For example, ...
30
votes
4answers
676 views

How to make a stereogram in Mathematica?

Given a background and a pattern jpg files, is there a quick and easy way to produce a stereogram by using Mathematica? The following picture was produced from Photoshop, spent about half an hour. ...
1
vote
1answer
229 views

Potential hill simulation

I attempted to simulate the motion of a particle approaching to a potential hill. The particle should experience a force of -1/r^2, if the equation for the ...
4
votes
1answer
227 views

How to use MathPSfrag package in Mathematica 10?

I am interested to use LaTeX like labels in the plots that I prepare in Mathematica, and hence, I downloaded the MathPSfrag package from this website ...
4
votes
2answers
180 views

Tracing a path on a polar coordinate grid

I attempt to trace the path of a point when shift-dragged on a polar coordinate as shown on the picture below. But I only managed to snap the point to the grid. Insight on how to accomplish this? Any ...
2
votes
3answers
188 views

How to combine a plot with an image

I have an external data file data which contains the position of stars of a galaxy simulations and it looks like this ...
3
votes
1answer
118 views

fragment loss with ContourPlot3D

I expect to have a chimney-look plot out of the function z = 1/(x^2 + y^2), but what I got is a broken one. Is there a way to get an intact plot from ...
3
votes
1answer
111 views

How to draw a normalized tangent arrow [closed]

I want to draw a normalized tangent arrow, so I use the Normalize command as follows: ...
-1
votes
1answer
66 views

graphics and manipulate stiffness method [closed]

I'm trying to create a structures analysis program based on the stiffness method. The program should analyse frames. All the program should be included in the manipulate function. What I want at first ...
3
votes
1answer
173 views

How to smoothly change the radius of a circle by dragging its circumference?

I am attempting to set an EventHandler to change the radius of a circle by dragging on its circumference. But the response to the dragging is terribly slow. What is ...
1
vote
2answers
112 views

How to draw a line (1D) with labeled subdivisions

I want to draw a simple line with some symbols, but so far have had no luck finding an easy way to do it in Mathematica. Does anyone know if Mathematica can easily implement e.g. the example below?
5
votes
2answers
245 views

How to draw a box with holes using Mathematica

How to draw these two(especially the second one) graphs using Mathematica? The curve is not important.The point is how to dig some holes in a cube. BTW, These two shapes are Homotopy.
3
votes
1answer
67 views

How to make PlotMarkers constructed from Graphics track plot style?

In this plot the Disk[] markers are not colored according to the style of the line to which they belong: ...
8
votes
3answers
393 views

Find intersection points with V10

My question departs from this one: Find intersection of pairs of straight lines but now I want to find the points with the new V10 Region-functions. ...
2
votes
1answer
102 views

ListPlot with conditions

I have a data file containing the position of about $10^5$ stars of a spiral galaxy. Here is the plot and this is the corresponding code ...
0
votes
1answer
72 views

Make a text with a transparent background in Graphics [closed]

Code first Graphics[{Thick, Yellow, Disk[{0, 1}], Text[Style["abcdeffsgg", 16, Black, Background -> Transparent], {0.85, 0.65}] }] Using ...
0
votes
1answer
54 views

Change the size of a graphic inside a legend [duplicate]

I have this graph: ...
3
votes
2answers
147 views

Exporting an overlay of two plots

I have a ListLinePlot and I'm trying to place a close-up of a specific range in the ListLinePlot. Using overlay I solved this problem with: ...
7
votes
1answer
116 views

One ChartLegend for multiple charts in Dataset?

Dataset's documentation shows how to leverage GroupBy operator at multiple levels ...
4
votes
2answers
276 views

Extrude 2D cross-section to 3D shape with shrinkfactor

I would like to create a 3D shape from extrusion and scaling of a 2D contour. The 2D contour that I have looks like this: and it consists of a bunch of points (here plotted with ...
1
vote
2answers
137 views

Line Breaks in AxesLabel or PlotLabel?

Searching got me peripherally related threads, but not exactly what I was looking for. I'm making some graphs which I want to use on exams. Sometimes, labels (specifically in AxesLabel and PlotLabel) ...
2
votes
1answer
222 views

GUI of a Karnaugh Map (2)

Adopting kguler's answer to my previous question, I managed to get the simplified map by using Mathematica's build-in function BooleanMinimize. The tough job left ...