3
votes
1answer
129 views

Stacking plots in animation using fill between library (with dynamic calculation of intersection segments?)

As a followup question to Filling the area under a graph based on intersection with another graph, I'm looking to create the following effect: Fill based on the coordinates of the intersection ...
7
votes
2answers
236 views

Filling the area under a graph based on intersection with another graph

I'm trying to produce this: But I can't get any further than this: This is my code: \documentclass{minimal} \usepackage{pgfplots} \pgfplotsset{compat=newest} \usetikzlibrary{intersections} ...
4
votes
1answer
114 views

Pgfplot second intersection point

As it can be seen in the figure i added a line from the first intersection (y=2x and y=6-x) to x(2). But i couldn't add a line from second intersection (y=x and y=6-x) to x(3). i tried intersection-2 ...
4
votes
2answers
218 views

Shading area between curves

I am an old LaTeX user but just beginning to discover PGF and TikZ. I am trying to shade areas between 3 curves and from what I read I could do it with min and max functions, but forwhatever reasons ...
0
votes
1answer
211 views

How can I draw with coordinates of intersection in pgfplots?

When using pgfplots, the command \pgfgetlastxy works well without axis environment and with axis environment set as default. But it is hard getting the correct coordinate of intersecting, when ...
6
votes
1answer
403 views

pgfplots intersection with path

I am trying to find the intersections of a path with plots from pgfplots via the intersection library. The intersections found clearly do not match the visable intersections. It seems as if they are ...
2
votes
0answers
23 views

node at sloped path and/or not respecting every path/.style [duplicate]

I'm producing a schematic Nyquist plot, and I want to create an arc between the x-axis and a straight line, which should be denoted PM (phase margin). I use the intersections library to find the ...
7
votes
1answer
381 views

ellipse intersecting a circle

I am trying to draw an ellipse which intersects the sphere of influence, that is, the dashed circle around the moon. The ellipse needs to pass through (-170.864:.7cm) location along the v0 vector and ...
4
votes
1answer
188 views

Plotting the frequency bandwidth

I do not have almost any experience with pgfplot and I am having some problems with something which seemed really easy. What I want to do is filling the area between a function and two vertical ...
10
votes
2answers
1k views

Intersection of 2 surface plots in pgfplots

My question is pretty much a duplicate of this one. I'd like pgfplots to display the intersection between tho surface plots properly. Unfortunately, my function is quite different from the one in the ...
1
vote
0answers
37 views

Extract x and y coordinates when using intersectionlibary [duplicate]

Possible Duplicate: Coordinates of intersections I have the following minimal plot \documentclass{standalone} \usepackage{pgfplots} \usetikzlibrary{intersections} ...
17
votes
1answer
1k views

Intersection of two surfaces

I'm trying to create a signed distance function S(x), where I want to intersect S(x) = 0 with a plane. The problem is not to get the two functions into a plot, but to get the two functions to visual ...
10
votes
2answers
1k views

“pgf Error: No shape named i-0 is known”, but only upon 2nd run

Update 2012-01-31: This seems to be a version (and/or OS specific) problem. It breaks on my latest TeXLive2011 on a Mac, but I can get it to run on my PC version of MiKTeX 2.8, and @MarcvanDongen ...
11
votes
2answers
2k views

Coordinates of intersections

In axis environment I have a curve and a line intersecting it. How can I get components of intersection-1, intersection-2 etc. in axis units? \documentclass{minimal} \usepackage{pgfplots} ...
4
votes
1answer
304 views

More: Generalised: Accessing the logic values of a TikZ coordinate

This is a follow-up question to: Generalised: Accessing the logic values of a TikZ coordinate. In that question a PGFplot answer was suggested by jake. I took that answer and modified it to the ...
5
votes
1answer
1k views

How do I name a plot in tikz and use it for intersections?

I want to create a figure with 3 plots, a vertical reference line, and marks at the intersections of each plot with the reference line. The plots come from an external table. Plotting works, but ...
6
votes
1answer
2k views

How to access \xmin, \xmax, \ymin, \ymax from within PGFplots axis environment

In the MWE example below I have the values specified twice, but would prefer not to have to do that. Furthermore, it is possible to allow PGFplots to automatically select these end points so I would ...
4
votes
1answer
537 views

How to specify a name path for the axis in PGFplots

When I use the {axis} environment, the axis are drawn automatically so I am not able to specify a name for them? I would like to be able to compute intersections with the axis as in Intersections in ...
7
votes
1answer
429 views

Is there a way to clear paths previously defined with name path global in TikZ

In the solution to Intersections in PGFplots it was pointed out that each \addplot command was drawn in its own scope and using name path would not survive outside of that \addplot command. The ...
12
votes
1answer
1k views

Intersections in PGFplots

I can get intersections to work in TikZ, but not PGF plots. I defined a command to show the intersections to make sure that it is identical in both cases. Commenting out the \ShowIntersection line in ...