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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2
votes
1answer
272 views

Coloring with Hue for a function on a lattice grid

I wish to color a 2-dimensional lattice grid according to the value of a function at each lattice-node. More specifically, if I have 9 angles in a 3x3 array, ...
2
votes
2answers
2k views

How can I change the position of my plot legends?

As the title indicates, I want to change the current position of the legends in a combined plot. The Mathematica code I used is ...
2
votes
1answer
146 views

Snapping two “Drawing Tools” objects together while decorating an image

I'm using "Drawing Tools" to decorate an imported image (a TIFF file). I need to create a set of regularly spaced parallel lines, and my solution for doing this is to create a pair of parallel lines ...
2
votes
1answer
454 views

define the range of Longitude from 0-360 in the World plot from CountryData

How can I change the Longitude range to 0-360 in the such plots? ...
2
votes
2answers
633 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”? ...
2
votes
1answer
784 views

exporting eps figures maintaining the same size

I need to export some (2D) graphs from mathematica in eps format (only, unfortunately). The graphs are of similar nature (plotted from our different functions), and I have used the ...
2
votes
1answer
416 views

How specify PlotRange and display bitmap over plot in DateListPlot?

The problem came up in a plot of RGB data obtained by imaging the variable star d-Cephei with a DSLR camera on several successive nights. I tried to plot the R, G, B intensity points for each day in a ...
2
votes
1answer
193 views

How do you define an affine transformation that is translated by itself?

This one should be simple, but I can't figure it out. I would like to define a transformation (function) such that $r$ maps to $m.r + r$ The help file on AffineTransformation says that ...
2
votes
2answers
229 views

Working around behaviour of EdgeRenderingFunction

One can make graphs GraphPlot[{1 -> 2, 2 -> 3, 3 -> 4, 4 -> 5, 5 -> 1, 1 -> 1, 5 -> 5}] and one can generalize the input such that one ...
2
votes
2answers
258 views

Varying plot sizes for identical PlotRanges in ListLinePlot, where one has a legend

I am trying to make some figures using ListLinePlot in Mathematica 8. Although the PlotRanges are the same, the resulting frame sizes are different. The only difference (as I see it) between the two ...
2
votes
1answer
38 views

Epilog does not work as expected with Show [duplicate]

I was trying to answer this question (here) and I found that I can't use Epilog with Show. consider this Example: ...
2
votes
2answers
66 views

Placing text within a plot

I want to place text within a plot. The text is always centered relative to the coordinates. How can I left-align or right-align the text relative to the coordinates? For example: ...
2
votes
1answer
181 views

How can I improve ContourPlot to get smooth curve?

I am working on the ContourPlot to creat contour line of a InterpolatingFunction recently. This is my data. This is my simple ...
2
votes
1answer
132 views

How can I move a dot along a line? [duplicate]

I have a list of ordered pairs, named bob. They represent locations on a graph. bob = {{8, 5}, {8, 3}, {10, 10}, {9, 8}, {1, 3}, {9, 3}, {5, 3}, {3, 7}} I then ...
2
votes
2answers
81 views

Opacity function applied to Graphics Objects

I think this is a stupid/banal question, but I have searched the forum and I haven't find a solution (yet). I need to apply a variable opacity function to a graphics object (say a rectangle). For ...
2
votes
1answer
133 views

2D Fourier transform of a few (4) disjoint discs on a plane

I'd really appreciate some advice. Short Version I'm trying to calculate the following $$ ...
2
votes
1answer
102 views

ContourPlot is slow and unwieldy and generates a large-data graphic [closed]

I'm constructing a single contour showing the points in a plane that satisfy a function. The general form is ContourPlot[f[x, y] == 0, {x, 0, .5}, {y, 0.2, .5}] ...
2
votes
1answer
136 views

RegionPlot3D run forever when plotting 3D ParametricRegion

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

How to draw timing diagram from a 0 and 1 string list (2)

I like ubpdqn's last edition & Mr Wizard's refactoring to my last question very much. I inserted two Reverse just to make the diagrams and the strings match in ...
2
votes
1answer
75 views

Trying to combine an image with a Plot

I've got this picture: The image has a resolution of 2001x2001. The left most pixel has an x-value of -2, and the right most pixel has an x-value of 2. Same goes for the y-values. Now I am trying ...
2
votes
1answer
94 views

Arranging “ranked” nodes of a graph symmetrically

I have Markov chains with a pair of absorbing states taken from the $n$-length strings formed from {"H","T"} for n at least 3 ...
2
votes
1answer
123 views

Country borders and grids with CountryData plot?

I am coloring several countries in the manner of the following: ...
2
votes
2answers
134 views

Highlighting or coloring certain words / substrings appearing in a larger string

I have one longer string, longString, and a set $S$ of shorter strings {ss1,ss2,ss3,...}. I'd like to print out ...
2
votes
1answer
96 views

Accessing Draw Tools objects with notebook commands

In a notebook I would like to be able to access and modify the properties of draw tools objects after I've drawn them on a graph by hand. For example, if make a plot and, with draw tools, make a ...
2
votes
1answer
191 views

Finding a Moore neighborhood connected path of bright pixels along the contour of a text character

I have a simple image, for example a blowup of a Times New Roman character like 'R' saved as a PNG. I then perform the following operations to extract a minimum representation of the contour lines ...
2
votes
1answer
150 views

How to color the surface of the Box of 3D graphics

Is there any possibility to color the surface of the Box of a Graphic3D[]? ...
2
votes
1answer
208 views

GraphPlot labels overlapping

If I plot the following graph with an EdgeRenderingFunction, the position of both the labels are at dead center, and with a large graph I have the labels completely ...
2
votes
3answers
305 views

How Can I superpose an image and a graphics?

I want to superpose an image with a graphics in order to evaluate their alignment. I am writting this exemple of code. ...
2
votes
1answer
156 views

Manipulate Locator warping (snap to cursor)

I'm looking to have a Manipulator Locator that moves in discrete steps and requies the user to click on/near the locator position.. consider these two examples: ...
2
votes
1answer
162 views

Fraction Alignment in Plot Export to JPG [duplicate]

I've produced some plots that have fractional tick labels on the horizontal axis and they look fine. ...
2
votes
1answer
410 views

Legends for multiple curves

Dear users I am a new member here and I would like to ask a question about PlotLegends. I have multiple curves and want to make their legends bit more visible. ...
2
votes
3answers
1k 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
1answer
375 views

position image combined with other graphics

Is there a way to directly transform an image? This works but seems klunky : Graphics[{Translate[ Raster@ImageData@image, {x,y}], .. other graphics objects .. }] ...
2
votes
1answer
143 views

double arrow in GraphPlot

Is it possible to combine two edges into one with a double arrow? For example: ...
2
votes
1answer
167 views

MatrixPlot for DFT in black and white with ContourLabel

I have several data files such as this: ...
2
votes
1answer
233 views

Color coding based on 4D data within a building

I am trying to create something similar to a Heatmap within a building. Suppose I have a room with dimensions, {30,40,50} as length, width, and height respectively. I have a set of data that is of ...
2
votes
1answer
280 views

Resetting an animation with a custom button

I have the following code, which accepts a function via an InputField, and then gradually draws that function in a Plot using ...
2
votes
1answer
529 views

intersection between two curves in Mathematica

I have two curves (drawn from points) in a plane, one is drawn with ListLinePlot and the other drawn with ParametricPlot. How ...
2
votes
1answer
164 views

Why are the elements of plots separated in exported PDFs?

When I export a plot to a PDF with something like Export["test.pdf", Plot[Sin[x], {x, 0, 2 Pi}], "PDF"] I get a file in which the axes have been separated from ...
2
votes
1answer
223 views

Scale label problem of multiple ListLogPlot graphs

Consider the following code: ...
2
votes
2answers
428 views

Edges and crossing

I want to make a program where I have a collection of labeled vertices and edges between the vertices such that they join up with edges $a_{1} a_{2}, \; a_{2} a_{3}, \ldots ,\; a_{n} a_{1}$, so the ...
2
votes
2answers
160 views

Cannot adjust inset to show at the top of the base graph

I'm trying to put an inset on top of a graph, the inset is also a graph. I'm using Inset within Epilog and the following command ...
2
votes
1answer
220 views

DynamicModule with constant image size

I am new to this forum - I wonder if someone can help me improve this code. I would like the angle $\theta$ to start in the middle of the slider i.e. $\theta = 0$ instead of starting at $\theta = ...
2
votes
1answer
685 views

Adding a circle to an already existing drawing

With reference to my earlier post: Adding a point to an already existing graphic I would like to add an outer circle to the whole drawing. This outer circle is a fixed one of ...
2
votes
1answer
164 views

How to control the length of vectors in VectorPlot

I want a slope field for a scalar differential equation. For simplicity I have chosen $dx/dt=rx$, where $r$ is a parameter. I used VectorPlot for the slope field as you can see from the code below. ...
2
votes
1answer
89 views

`Export` to `.eps` ruins the formatting of subfigures

As a result of this question an issue of Export emerged. I.e., when I set my .eps figures with ...
2
votes
1answer
104 views

Mean curvature of Sphere

I am trying to calculate mean curvature of a parametric surface(like sphere), and I wrote this code based on this discussion. Here is my code: ...
2
votes
1answer
232 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 ...
2
votes
1answer
110 views

Why there is an extra node left behind?

I intend to add a node and an edge to a RandomGraph when clicking on one of its existing nodes and drag the newly generated node to a new position. However, there always an extra node left behind at ...
2
votes
1answer
135 views

Convert Tube[BSplineCurve[…]] Graphics3D object to polygons [duplicate]

I wish to voxelize a complex shape composed of Tube[BSplineCurve[...]] objects, while maintaining the additional information of the (unvoxelated) surface normal ...