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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31
votes
4answers
795 views

Undocumented form for FilledCurve[]

New in Mathematica 8 is FilledCurve (and its cousin JoinedCurve). The docs state that this function can take a list of segments ...
10
votes
1answer
303 views

Why does the order of arguments in Show influence the result?

I am wondering why there is a difference in the results from evaluating the two expressions, which differ only in the order of the arguments given to Show. When I ...
7
votes
2answers
2k views

Controlling the 2D $x–y$ aspect ratio of a 3D plot

I have some data representing a nested list, each element being composed of 3 real numbers like ...
3
votes
1answer
351 views

Change the height of a function being plotted

How do I alter the height of any function plot using the Plot function? Mathematica seems to limit the height of the plot up to the range of a function and distort ...
78
votes
8answers
14k views

How to make an inkblot?

How to effectively create a polygon that looks like a realistic inkblot? So far, I could come up with this (borrowing from Ed Pegg Jr.'s Rorschach demonstration): ...
22
votes
3answers
6k views

How to export large graphics?

I'm using Raster to create large graphics (1000 by 1666), which I want to Export as a JPEG or TIFF in a resolution that can be printed in a large size, 3' by 5'. ...
27
votes
3answers
1k views

Consistent Plot Styles across multiple MMA files and data sets

I am starting to write a thesis for which I want to use MMA for all my plotting needs, mostly because a lot of the basic analysis has been done there. To ensure that I am applying styles consistently ...
16
votes
2answers
1k views

Rebuild a polygon so it doesn't self intersect [duplicate]

If you consider the following Polygon: ...
16
votes
3answers
1k views

Get x and z coordinate from an image and make a parametric surface

In this blog entry, this step is mentioned: I grabbed an image of a Peugeot wine glass from the web and used the Get Coordinates function to digitize its outline, which I fed to Interpolation to ...
21
votes
1answer
973 views

Transparent textures don't show

EDIT For now, I'm going to accept Brett's answer. It's a way to get transparency back by having 3D calculations done in software instead of hardware. It addresses the symptoms but not the ...
16
votes
4answers
613 views

Can TreeForm be displayed “sideways”?

One recurrent problem I'm having with displays generated with TreeForm is that the expressions to be so displayed often at least one level with many (> 20) nodes ...
13
votes
2answers
286 views

How to align coordinate systems of Inset and enclosing Graphics?

Suppose we have some plot with AspectRatio not being Automatic: ...
15
votes
1answer
2k views

How do I flatten transparency on a graphics, for conversion to eps or similar?

I've got a graphic that I'd like to save as an eps file. Trouble is, the graphic has some transparency to it. Since the eps format doesn't handle transparency, I want to flatten the transparency out, ...
97
votes
6answers
8k views

Generating visually pleasing circle packs

EDIT: (my conclusion and thank you note) I want to thank you all guys for this unexpected intellectual and artistic journey. Hope you had fun and enjoyed it the same as I did. I would like to ...
44
votes
2answers
2k views

How can I add drop shadows and specular highlights to 2D graphics?

I thought I'd share some code in the form of a self-answered question, but other answers are of course welcome. Drop shadows are a familiar visual effect, giving the impression of a graphical element ...
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 ...
41
votes
5answers
3k views

Creating ghost trail effects

Does anyone know how to create a ghost trail effect? For a simple example look at this screenshot: You can find the actual animation here. What I would ultimately like to see it happen is to make ...
16
votes
4answers
448 views

Prevent graphics render inside held expression

Assuming each odd line is input I would like the even lines to be the output of the following lines. In the above the Graphics are inside ...
24
votes
6answers
5k 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): ...
20
votes
4answers
1k views

How can I specify the arrowhead size in printers points?

Is there any way to specify the size of an arrowhead in printer's points? I'm looking for something that would have similar functionality to AbsolutePointSize, ...
16
votes
2answers
2k views

What is the best way to create a correlation matrix heatmap with values?

This may have been asked somewhere else, but I couldn't find an answer by searching. I'm trying to create a correlation table that colors the background behind the numbers as a heatmap. I've been ...
15
votes
3answers
2k views

How can I ensure graphics exported in WMF format don't have text-spacing problems?

A lot of my work involves manipulating data, drawing a pretty plot of it and then inserting that graphic into a report written in Microsoft Word, under Windows.1 The fun comes with the exporting part. ...
8
votes
1answer
1k views

Bresenham's line algorithm

Bresenham's line algorithm is producing discretized line for given two points for purpose of plotting for example. Like that: I have to stress that I'm interested in positions, not a plot. ...
12
votes
1answer
621 views

Can a LatticeData image be displayed in a space filled fashion

I'd like a FaceCenteredCubic image as in the in LatticeData docs, but space packed, and cropped on all the boundaries, so that it illustrates the geometry of the calculation that leads to the ...
13
votes
4answers
914 views

Is it Possible to change dashes into circles with Plot command?

Is it possible to change the Dashed Style of a curve into circles with Plot command ? ...
10
votes
1answer
809 views

Antialiasing option behaves weird (polygon edges visible in ContourPlot)

When I set the Antialiasing option in Style, I get the followings: ...
8
votes
2answers
524 views

How to make Inset graphics maintain relative sizes when combined

I am learning a little about Inset, but after trying all options, I can't get this to work. I need to inset separately made Graphics2D objects, into one main ...
14
votes
0answers
505 views

Undocumented syntax of FilledCurve [duplicate]

Possible Duplicate: Undocumented form for FilledCurve[] A nice trick to get the outline paths of letters is to use the PDF exporter/importer ...
48
votes
4answers
3k views

Speeding up this fractal-generating code

I used the code below (which is a sample from this gist containing more similar code) in my answer to my own question about Mandelbrot-like sets for functions other than the simple quadratic on ...
43
votes
3answers
3k views

Mollweide maps in Mathematica

Context In my field of research, many people use the following package: healpix (for Hierarchical Equal Area isoLatitude Pixelization) which has been ported to a few different languages (F90, C,C++, ...
29
votes
5answers
2k views

How can I wrap text around a circle?

How can I wrap text around a circle? For example: the text in the sectors of this chord plot. Perhaps one could use FilledCurve[] and then apply a ...
29
votes
1answer
432 views

Is there a way to access the (lexically) current colour inside Graphics?

Note that this is not a duplicate of the question over there. That one asks for a given point, while I'm asking about the lexical structure (which, of course, is not directly related to any point in ...
26
votes
1answer
4k views

Autorotating 3D plots

These days, I have to produce quite a few 3D surface plots (mostly functions of the type $\rho(\theta,\phi)$ plotted with SphericalPlot3D). To exchange these ...
18
votes
4answers
2k views

Find the minima and maxima of a list

I have a list, such as: ...
25
votes
3answers
4k views

Composition: how to make a day and night world map?

Given the following world images: ...
23
votes
3answers
5k views

how to make graphic timelines in mathematica

Hi does anyone know how to make timelines with mathematica? Something like that would be great!
26
votes
5answers
1k views

Create magnified call-out loupe effect on image

I'm trying to create a Mathematica Manipulate that generates a graphical call-out using a 'loupe'-style or magnifying glass enlarger - a possible solution is shown ...
29
votes
2answers
982 views

How can I use Kenneth Moreland's “Diverging Color Maps for Scientific Visualization” in plots?

I often want to plot two dimensional data that is centered around zero (for me, this is usually a 2D optical spectroscopy signal, but there are other cases), and the MATLAB "Jet" color scheme is ...
15
votes
2answers
756 views

How to create custom Graphics primitive?

How to create custom Graphics primitive? It should have the following properties, resembling properties of built-in geometric figures, like ...
25
votes
3answers
1k views

Is there a way to outline text?

If I have: Graphics[ {Red, EdgeForm[Directive[White, Thick]], Inset[Style[Text@"Hi!", 44], {0, 0}]}, Background -> Black ] I unfortunately get: ...
14
votes
3answers
2k views

Finding a Concave Hull

I have a 3d clustered data: Is there any other way to get concavehull of 3D data points?
20
votes
3answers
703 views

Memory Leak in Frontend - anyone know a workaround?

When using Rasterize on a Graphics expression composed of many differently coloured Graphics objects memory is allocated in the frontend which is then not released or reused when a similar graphic ...
14
votes
5answers
1k views

How to texturize a Disk/Circle/Rectangle?

The documentation for Texture states that "other filled objects" can be texturized: Texture[obj] is a graphics directive ...
19
votes
5answers
2k views

How can I create a rectangular graphic with curved edges?

I want to make some button shaped graphics that would essentially be a rectangular shape with curved edges. In the example below I have used Polygon rather than ...
8
votes
2answers
943 views

StreamPlot for Bifurcation Diagram

When we do a StreamPlot, I want to show the bifurcation when $a = 0$ transitions to $a >0$, but do not see a better way to do this than the following. ...
18
votes
0answers
396 views

More Ticks::ticks errors in AbsoluteOptions in v10

Bug introduced in 7.0 or earlier and persisting through 10.4 or later While the specific bug affecting Plot described in AbsoluteOptions prints error messages in ...
15
votes
0answers
165 views

ListContourPlot and ListContourPlot3D use better interpolation for arrays of values than for lists of tuples (i.e. {{x,y,z,f[x,y,z]}..}

From reading the documentation, it seems that ListContourPlot3D should work equally well on an array versus a list of tuples, ?ListContourPlot3D ...
11
votes
5answers
3k views

Labeling a bar chart, changing how rotated labels are centered

I'm trying to label a bar chart with rotated labels see this simple example: ...
9
votes
3answers
699 views

How to ensure that Polygon[list] plots a simple polygon?

Consider the following code which plots a triangle. p = {{0, 0}, {.2, 0}, {0, .2}}; {Cyan, Polygon[Dynamic[p]]} // Graphics Then adding (for example) ...
8
votes
2answers
4k views

Labeling points of intersection between plots

There are several answers where Mathematica used mesh points to show graphically where curve intersections exist. For example: Marking points of intersection between two curves or Is there a better ...