# 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 ...

232 views

### VectorPlot differences between v9 and v10

The following code displays differently with v9 & v10: ...
758 views

### Mapping points on the unit circle

I have a set of points P that are evenly spaced on a square grid of length 1. I would like to map these points to the circle of radius 1 as nicely as possible, while preserving relative positions as ...
353 views

### How to create a stacked-alphabet image efficiently?

By adopting the answers from Mr. Wizard to my previous question, I tried to create a stacked-alphabet image from a person's portrait, the alphabets were taken from the name of the portrait subject. ...
674 views

### What is my problem with MeshFunction?

I want plot the max value in a sine plot. We can use the following code ...
362 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 ...
133 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 ...
410 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. ...
508 views

### Change appearance of ConvexHullMesh

I'm struggling to understand the behaviour of ConvexHullMesh (or rather the non-behaviour). I have a polynom p ...
222 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. ...
901 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 elements....
222 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 ...
383 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? ...
186 views

### Horizontally compress a picture with varying compression ratio

I have a function c[x] whose domain and range are both [0,1]. And I have a picture with width W, height ...
551 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 ...
1k 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 ...
255 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 ...
101 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 ...
296 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 ...
296 views

104 views

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

I have this graph: ...
738 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: ...
201 views

### One ChartLegend for multiple charts in Dataset?

Dataset's documentation shows how to leverage GroupBy operator at multiple levels ...
709 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 ...