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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7
votes
4answers
496 views

Finding the point of minimum distance between two parametric functions

I have two functions re and rm, for which I computed the minimum distance between them. Now I would like to add a point at the ...
7
votes
3answers
208 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 ...
7
votes
2answers
580 views

Generate Random Text within a Rectangle

I would like to generate images such as the four below. That is: some text of different length fit within a Rectangle[] using ...
6
votes
3answers
361 views

find the maximum number of not intersecting circles inside an ellipse

$Version "10.3.0 for Linux x86 (64-bit) (October 9, 2015)" (Sequel to 98724 and 99345) (I use codes originally created by Andy Ross, ybeltukov and J.M.). I ...
6
votes
1answer
227 views

How to share LineLegend among sub-figures in GraphicsGrid?

Using GraphicsGrid, I have put two figures that share the same x-axis in a row. However, I failed to let them share a common ...
6
votes
2answers
246 views

“The function DiscretizeGraphics is not implemented for GraphicsComplex” confusion

Why does DiscretizeGraphics seems to work on one GraphicsComplex and not the other? Here is an example that works: ...
6
votes
5answers
3k views
6
votes
1answer
522 views

BSplineCurve Interpolation

Can I get interpolated values from this B-spline, (shown in red)? ...
5
votes
2answers
234 views

Extracting ragged array from an image

I have a list of points, which represent positions of peaks in an image. The nature of the image itself shouldn't matter, as I already have the peak positions. As a simple example, consider the ...
5
votes
2answers
284 views

Interactive grid

I would like to create an interactive grid, whereby one number from a grid is selected by the cursor ("3" in the example below), and all other numbers in the grid are highlighted that are related to ...
5
votes
2answers
489 views

How to exclude some points to make them more evenly distributed in a figure

If there are some points in a figure, how can I exclude some points to make them more evenly in the figure? 'Evenly' here can be defined as the number of points in each $0.01*0.01$ box is at most one. ...
5
votes
1answer
270 views

BarChart FrameLabels with only partial Frame?

This test BarChart is generated by the code that follows it: ...
5
votes
2answers
346 views

Create self-contained plots when Ticks or FrameTicks require external functions

Let's say I define tick marks for a plot in a separate function outside of the plot: ...
5
votes
4answers
639 views

Shading in squares crossed by a diagonal

You have a rectangle and it is diagonal. How many squares will be crossed by the diagonal (I guess assuming the side length of the rectangle are nice whole numbers) I've seen an implementation in ...
4
votes
1answer
120 views

AspectRatio option works unpredictably?

Let us examine the agreement between specified value for the AspectRatio option and the actual aspect ratio of generated plot. For this purpose I define a function ...
4
votes
3answers
639 views

Using DiscretePlot to graph the Riemann sum of a parabola

I want to graph the Riemann sum (upper sum) of $y=x^2$ with $1\leq x\leq 4$ using 6 rectangles. I want the rectangles to be green. On the Wolfram Mathworld website, I can render exactly what I want ...
4
votes
2answers
309 views

How to plot an implicit value funtion

Previous question has been solved (Gap in a continuous plot). Here is a new related question. ...
4
votes
4answers
293 views

Conveying density of 5-smooth (Hamming) numbers

A number is 5-smooth if its only prime factors are 2, 3 or 5. Example: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, … Interesting thing is that as they become larger ...
4
votes
1answer
814 views

How to draw a Circle in a graph with Log Y Scale

I've programmed drawing tools for graph images and am experiencing a problem with the coordinates of an Ellipse on a graph with a Log Y axis. It's quite easy to work out the Y Axis coordinates for ...
4
votes
2answers
374 views

how to Export raster data as a tiff unmolested

I feel certain there is a simple answere here.. how do I export image data to a tiff without any scaling? I want to read back in the exact data. ...
4
votes
2answers
489 views

How do I represent a system dynamics feedback loop?

In System Dynamics, if I want represent the relationship between Speed and Distances, I create a Flow (Speed) and a Stock (Distance) as you can see in this Insight Maker Sample . Heres an Image of how ...
4
votes
1answer
197 views

Precision of rendered Rectangles in stiff-scale graphics

The attchd graphics called chromograms represent a set of discrete-state, continuous-time - ie, discrete-event signals, generated with Mathematica 9 on OSX with a Cinema display. • Top 2 rows are ...
4
votes
2answers
698 views

How to add fill color to a 2D Graphics object?

Problem / background: consider the following code snippet. ...
3
votes
2answers
121 views

How to take something from DelaunayMesh and similar family of functions

I was looking at this question here and I tried the suggested idea by Anton Antonov to use DelaunayMesh It will look like this: ...
3
votes
2answers
273 views

How to obtain the GIF by Mathematica?

Is it possible to create such GIF illustration amination by Mathematica? and the rendering effects of each trigonometric function curve. UPDATE I have mainly two puzzles: 1) how to obtain the ...
3
votes
3answers
216 views

Force change in aspect ratio of Inset image

I have an image that I want to place in the background of a plot and stretch it to cover the entire plot area. However, the aspect ratio of the image does not match the aspect ratio of the plot, and ...
3
votes
1answer
189 views

Combining ArrayPlot and Plot

I have two plots. plot1 is a colour graph generated using ArrayPlot. plot2 is a function plotted using Plot. I want to do two things. Scale the axes of plot1 to be the same as plot2 (instead ...
3
votes
2answers
147 views

Under OS X, is there a way to view graphics output when running in the command line?

Being a long time unix shell person, I prefer Mathematica's command line interface, over the notebook. (command history, etc...) It just learned that on OS X, the cli is available as MathKernel. ...
3
votes
1answer
227 views

Ugly plots when printing notebook to pdf

One image is worth one thousand words, so: Question: At what options should I be looking, so that what I see in my notebook is what I get in my printed pdf ? Here is the code I'm using: ...
3
votes
1answer
287 views

Using MatrixPlot, how can I dynamically zoom in and out with my mouse? [duplicate]

I have a MatrixPlot output which I would like to zoom around in, drawing boxes that define a zoom region with my mouse. These things are all fairly standard in Labview... surely Mathematica must have ...
3
votes
1answer
350 views

rasterListContourPlot With PlotLegends in Mathematica 9

Jens Nöckel has write functions about (List) Contour Plots with rasterized shading in Mathematica: http://pages.uoregon.edu/noeckel/computernotes/Mathematica/rasterContourPlot.html It works well. ...
3
votes
2answers
442 views

Extracting a single layer from a SHP file

I have an ESRI ShapeFile (SHP) that I've loaded. It has a number of layers which I can see the names of by using: Import["file.shp", "LayerNames"] I get ...
3
votes
2answers
858 views

X label in GraphicsColumn is cut off

I'm trying to use GraphicsColumn to plot two curves with very different ranges. for example, ...
3
votes
1answer
265 views

LocatorPane, Dynamic and deleting locators

Compare the following two code snippets : Version 1 ...
2
votes
1answer
131 views

geodesics' on torus

Is it possible to draw geodesics between the points in a path on a torus - toroidal surface? geodesics: generalization of the notion of a "straight line" to "curved spaces" ...
2
votes
2answers
109 views

How to create a bar graph that evolves in time to monitor a simulation

I imagine a random process that proceeds as follows: Suppose there are $n$ dice. ($n$ is pretty big). They exist in an arena. They are all bouncing around. They start in a random configuration. If ...
2
votes
2answers
812 views

Generate nonoverlapping random circles [duplicate]

I want to distribute n circles unformly in an area(e.g. free plannar space). The circles could touch each other but cannot overlap. ...
2
votes
3answers
442 views

Calculate pixel intensity in two regions

I am just beginning to learn about image processing. I would like to know 1) How to show an original image with a visible mask of an arbitrary shape? 2) how to calculate the pixel intensities in the ...
2
votes
1answer
241 views

Render dynamic Graphics objects static

As was discussed in the comments of another question (MathLink Graphical Output (Plots) to File), Graphcis objects produced by commands such as ...
2
votes
1answer
168 views

How to embed graphic-element-specific metadata within a Graphics object?

One of the most crucial requirements for rich, interactive scientific graphics is being able to "annotate" individual graphic elements (e.g. the data points of a scatterplot, the individual curves in ...
2
votes
3answers
2k views

How to color a contour plot over a subset of colors displayed in the bar legend

This seems real easy but I can't find the answer. I have a few contour plots that I am combining and want to use only one bar legend that captures all the values. Given that I know the range of ...
2
votes
2answers
1k views

Making a movie with specific frame-rate out of ListPlot outputs? [duplicate]

Possible Duplicate: Is it possible to prerender animation in Wolfram Mathematica? Does Mathematica support variable frame rate for any video format, in analogue of GIF-style “DisplayDurations”? ...
1
vote
1answer
274 views

Detecting a nonlinear edge in a 2D point pattern

Following an earlier post here, I have generated a point pattern on the unit square $[0,1]\otimes[0,1]$, which is described by a piecewise constant intensity function constructed so that (in ...
1
vote
1answer
243 views

Using Manipulate with a control variable for selective recalculation

I'm trying to adapt Nasser's method for using a control variable inside Manipulate to selectively choose what part of the code should be recalculated depending on the controls changed. I've also read ...
1
vote
2answers
126 views

ListPlot : range from $0$

I want to plot values of a table for example: table = {0.456, 0.7899, 1.3456, 9.8908} But I want to Plot points (x,y) like: ...
1
vote
1answer
312 views

A problem on generating convex hull

For example, I typed the following: ...
1
vote
1answer
473 views

Combining Histogram and SmoothHistogram

How can we draw Histogram and SmoothHistogram together for two data sets?. I'd like to show the first data set using ...
1
vote
1answer
2k views

Problem with transparency when I export an eps file

I have the following simple Mathematica code: ...
0
votes
2answers
103 views

How do I put a data point in a 3D graph? I need it in (0,0,1) [closed]

This is what I have now ...
-1
votes
1answer
1k views

How to set image DPI? [duplicate]

For publications usually images in TIFF format are required in high resolutions. Where can I change settings for images that are being saved (using RMB click "Save Graphic As..."), so I don't need to ...