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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1
vote
1answer
100 views

How to change a point to circle in a Graphics expresion [closed]

Given the following line of code, ...
1
vote
1answer
164 views

How to make program for phase portrait?

I need to add a phase portrait to my program. The program is below, and I need to create a graph like the one in the picture. My step size needs to be 5, from x0,y0 = 10 to x0,y0 = 50. ...
4
votes
2answers
170 views

How to get rid of the background tiny crosses when using Graphics?

I am plotting very tiny arrows. For large arrows there is no problem but for small ones, one can see little crosses in the arrow positions. I do not want to see this crosses. I just want to see no ...
11
votes
3answers
282 views

Adds a rug representation to plot

This question came to me when I read How convert list of numbers to list of points on x-axis? @Mr.W suggested Interlacing a single number into a long list for the question. @Artes provides a very ...
9
votes
1answer
426 views

Isometric perspective for Graphics3D

Is it possible to render Graphics3D in an isometric projection? I know that the ViewPoint option can be used for orthogonal ...
7
votes
1answer
429 views

Plotting iterated function system images

I'm new not only to this forum, but to Mathematica in general, evidently. I'm running into an issue, and my best attempts at Googling solutions (and trying the search box for this forum) came up with ...
5
votes
2answers
107 views

Locator-based abscissa ranges widget

I'm trying to implement a widget that will enable users to graphically determine certain abscissa ranges in a 2D plot. I've started by coding a prototype, whose output looks like this: The idea ...
3
votes
0answers
285 views

Export 3D plot or Graphics3D object as stereoscopic 3D .jps file

I recently came across some Matlab code to output a 3D graph as a stereoscopic left/right .JPS file, viewable e.g. with 3D Media Viewer, Stereoscopic Player or using any 3D television or beamer: http:/...
6
votes
4answers
615 views

How to color the same contour line with different colors according y value

Here is an example: ContourPlot[Sin[y - x^2] == 0, {x, -1, 1}, {y, -10, 10}] Because all these separate lines come from the same contour line ...
2
votes
1answer
148 views

MeshFunction at azimuthal angles for RegionPlot3D

Edit: I said "polar angle"... It should be "Azimuthal angle". Sorry. I want to plot a mesh line at a certain azimuthal angle in RegionPlot3D. My goal is to show ...
3
votes
2answers
252 views

Matrix Plot: How to Apply color function to only a region of the plot

I want to make a matrix plot where a color function is applied to a region of a matrix. Those matrix elements which were not in the region specified should not have any color associated with them, and ...
1
vote
1answer
107 views

How do I display graphics in the Wolfram Language kernel? [duplicate]

I'm unable to view graphics output when working directly with the kernel from a terminal window. How do I display graphics when working that way?
3
votes
2answers
124 views

How to show and hide text by a button

I'm trying to implement a button that can show and hide output text in a panel/tab, but I can't find a specific command to do that. I tried StringReplace, but it doesn't work for me.
23
votes
3answers
1k views

How to plot an emission spectrum?

If I have a list of data with various wavelengths in nanometers, how would I plot them on a graph so it looks like this: So far I have managed to plot a spectrum in ...
0
votes
1answer
114 views

Draw a number of rectangles from list of coordinates [closed]

I'm new to Mathematica and this is also my first post here. Now for the question: I try to let Mathematica draw a number of rectangles from lists of coordinates. Unfortunately it only works when I ...
2
votes
1answer
150 views

Contours aren't aligned with frame ticks in ContourPlot

Because of the problem described in BarLegend can't make spaced contours when contours number>11, I decided to brew my homemade spaced-contours-barlegend. After some trials I get something like this(...
0
votes
1answer
62 views

Label the y-axes in a special way [closed]

My plot: ...
1
vote
1answer
69 views

Narrow a Drawing Tools Window

I used the Graphics->New Graphic, then the Drawing Tools to create this in my notebook. Now, you can see that there is ...
1
vote
0answers
133 views

Demonstration of an arbitrarily oriented and translated ellipsoid

(Edited and modified) After the advice I received I modify the post. I have created the following code for depicting an arbitrarily rotated and translated ellipsoid, along its ellipsoidal axes and ...
15
votes
1answer
758 views

Mathematica: 3D plot based on combined 2D graphs

I have several sigmoidal fits to 3 different datasets, with mean fit predictions plus the 95% confidence limits (not symmetrical around the mean) and the actual data. I would now like to show these ...
-1
votes
3answers
378 views

Cartesian equation of star shape

I need Cartesian equation of the following star shape. As i want to use its Cartesian equation for Plot3D.
4
votes
1answer
86 views

Why does TreePlot ignore the vertex labels in a TreeGraph argument?

Example (watch the vertex labels): aTree = TreeGraph[{"a" -> "b", "a" -> "c"}, VertexLabels -> "Name"] ...
4
votes
2answers
283 views

Drawing contour integral diagrams

I am $\TeX$ writing notes on complex analysis, I need to use figures of contour paths to integrate on them, how can I plot them on Mathematica, something like this adding also the $\gamma_R$ ...
19
votes
4answers
2k views

How: 2D scatterplots with quantitative density-dependent coloring

Consider the following scatterplot of a 50K-point dataset: ...
7
votes
1answer
161 views

Transparent bitmaps or graphics in gui objects initially appear wrong

Bug introduced in V9.0 or earlier and persisting through 10.4.1 I have a problem with images with alpha channel which I want to use as labels on Button etc. ...
1
vote
1answer
146 views

Manipulate of Region Plot

I try to illustrate a generation of an amoeba to a tropical curve, namely. ...
7
votes
3answers
179 views

BarLegend can't make spaced contours when contours number>11

According to Document of BarLegend,BarLegend will select equally spaced contours: BarLegend[cf,contours] generates a legend that identifies color ranges from the color function cf based on the ...
5
votes
1answer
95 views

How to feed parameters obtained from direct 3D manipulation back into Manipulate's controls?

Here's a simple example of using Manipulate to interactively change the viewer's point-of-view for a 3D graphics object: ...
0
votes
0answers
36 views

How to change the texture of the graphical objects? [duplicate]

I would like to make a number of 2D figures with Graphics[] command, e.g. Disk[], Rectangle[] etc. It is easy to change the colour and opacity, but I would like to have the internal area shaded with ...
1
vote
1answer
133 views

Changing point size in Show

Suppose that a is a line plot produced with Plot, and b and ...
2
votes
1answer
77 views

Use Version 7 Print Environment Settings in Version 10

The following code produces very different PDF outputs in versions 7 and 10. Is there some way to make Mathematic 10 produce the same print output as Mathematica 7? ...
2
votes
3answers
181 views

Defining a 2-variable function over voronoi diagram

I am new to Mathematica & I am facing a problem as follows: I have created a Voronoi diagram and now I want to assign to each region, a value, i.e., I want to extend this Voronoi diagram to form a ...
1
vote
1answer
54 views

Error while rotating disk [closed]

Trying to rotate a disk, it gets trimmed: Graphics[Rotate[Disk[{0, 0}, {1, 1}, {0 Degree, 180 Degree}], 20 Degree]] I would be pleased if you could tell me ...
4
votes
1answer
130 views

Superimposing ListLineIntegralConvolutionPlot with transparent noise over ListContourPlot

I have an array of 128x256 data points in a rectilinear array. For each point there is a 2D vector quantity and a scalar quantity (normalised to -1 <= x <= 1). I very much like the ...
6
votes
2answers
508 views

Using Greek $\LaTeX$ fonts

I want to use the $\LaTeX$ font in graphics. For text/numbers, this is easily done by FontFamily -> "CMU Serif" (on Ubuntu) like this: ...
45
votes
3answers
1k views

How can we make publication-quality PlotMarkers without version 10?

Suppose that for certain reasons we are not yet using Mathematica version 10, or we have a version with buggy PlotMarkers. It is well known that the default markers ...
0
votes
1answer
136 views

Label points the right way in a ContourPlot

I need desperately your help. I have the following code. My problem is that there is an error (you see it in the picture) and I can't find. Then Mathematica gives me for the global Min two wrong ...
2
votes
0answers
85 views

How can I stop PlotRangePadding from cutting off points in a ListPlot? [duplicate]

When I perform a 2D plot and want to highlight specific spots in the plane, ListPlot seems like a good idea. However once I want to get rid of the padding, my points are getting cut off. This is ...
0
votes
0answers
43 views

Error in FullGraphics V10.1 [duplicate]

Error in FullGraphics. FullGraphics[Plot[Sin[x], {x, 0, 2 Pi}]] Any idea why? Thanks
3
votes
1answer
150 views

How to change the atom size of LatticeData [duplicate]

Using the "Image" property of LatticeData, I can generate representation of lattice structures (like the first basic example did)...
3
votes
4answers
131 views

Center Graphics elements relative to one another, rather than to the full figure

Suppose I wish to generate the following figure in Mathematica: My thought was to build it in parts. First, I make the plot: p = Plot[Sin[2 Pi x], {x, 0, 3}] ...
1
vote
1answer
45 views

How can I decouple the updating of a `LocatorPane`'s background from changes in its point variables?

I am building a Dynamic application and I'm having some trouble understanding exactly how Refresh should be implemented. The ...
3
votes
1answer
218 views

How to hide and show graphics within Show (in Manipulate)

There is a well documented way to "Dynamically Hide and Show Plots" (link). In the example 'Opacity' option is effectively used. Is there an efficient way to make the same functionality with "Show"? I ...
12
votes
1answer
267 views

How can I make FilledCurve smoother?

In How can I generate and randomly assign color to annular sectors? J.M. showed an interesting way to create a sector graphic using FilledCurve. Unfortunately it ...
1
vote
1answer
100 views

Add a portion of a unit circle

Consider: ...
2
votes
2answers
257 views

Gradient in a plotstyle

I'm trying to replicate the figure below. Now a nice first approach to do this is by using Mathematica, by making some kind of contourplot with circles and just add a gradient to the contourstyle. Now ...
1
vote
1answer
65 views

Delete Edges in Kpartite Graph

I need to make a K7,2 partite graph , with deleting 2 vertices and plus 2 more random edges , and after that my vertices should be green color. I made the graph K7,2 and deleted 2 vertices with this ...
8
votes
1answer
111 views

Setting an image as the background of a GeoGraphics image

It's easy to set the background of a GeoGraphics image to black, e.g., ...
1
vote
1answer
57 views

InfiniteLine Woes [closed]

I am puzzled that the InfiniteLine below intersects with only one of the two points. ...
4
votes
2answers
150 views

How to conditionally combine a RegionPlot3D with a ContourPlot3D inside a Manipulate?

I know how to combine a RegionPlot3D and a ContourPlot3D, which I did (see below for details on the code I'm referring to) with ...