# matlab plot transparent line

Find the treasures in MATLAB Central and discover how the community can help you! Thanks! Is there a possibility to solve that problem? If you would like to make a scatter plot with transparent markers, it is suggested that you use the 'scatter' function and use either 'alpha' or set the value of the property 'MarkerFaceAlpha': Please find them below: Mesh plots can be customized by changing the edge color of the plot which can be flat, RGB value or interp values. It is because youâre trying to use the MarkerFaceAlpha property in Plot function, but this property is the part of scatter chart rather than plot function. Specifically, I am trying to save a vector format (pdf, eps, or similar) with h2b-style multicolor lines. Plot legend customization â Matlab plot legends and their internal components can be customized using a variety of undocumented properties that are easily accessible. I don’t think the lines will look disjointed if you ensure that the endpoints are exactly the same. #Graphics: 2D Line Plots # Multiple lines in a single plot In this example we are going to plot multiple lines onto a single axis. Hi, I would like to define the transparency of a m_contour-plot, meaning the transparency of the contour-line. plot(vx,vy,'-'); end Transparent background of eps figures When exporting figures to a eps file, Matlab usually adds a background. Thanks! Problem: However, when I did that, I only received three lines connect between the dots for some reason. By making the patches transparent ( alpha(x) in matlab ), plots become much more manageable. As far as I know, this cannot be set separately for each marker – they are all updated together. It’s driving me crazy and, from an academic standpoint, appears to make many of the advances of HG2 frustratingly useless. Not sure how to fix it, but I gave up trying. ... plot a transparent cylinder in matlab ... Add transparency to objects in axes ... altmany/export_fig: A MATLAB toolbox ... include Matlab graphics? I know that I can use the following commands to create an opaque cylinder in matlab: N=100; [X,Y,Z]=cylinder(R,N); surf(X,Y,Z); I want to plot an arrow inside the cylinder to denote the direction of the flow of a fluid. This is a horizontal line with color gradient going from left to right (in the direction of the sample points). The â¦ We use analytics cookies to understand how you use our websites so we can make them better, e.g. In other words, color in HG2 can still be specified as an RGB triplet (e.g., [1,0,0] to symbolize bright red), but also via a 4-element quadruplet RGBA, where the 4th element (Alpha) signifies the opacity level (0.0=fully transparent, 0.5=semi-transparent, 1.0=opaque). ... Transparent legend â Matlab chart legends are opaque be default but can be made semi- or fully transparent. Expanding on the answer by Fabian, especially for cases of plotting many lines and wishing to use default colors, try: To go a step further, and plot a series of lines of decresing alpha: You may receive emails, depending on your. Most colors in Matlab support a fourth input value which is transparency with values between 0 and 1 where: 0: fully transparent ; 1: fully opaque (default) Here's some example code with opaque red circle with semi-transparent green circle on top. Of course, we could always update the line’s fully-documented MarkerSize, MarkerFaceColor and MarkerEdgeColor properties, in addition to the undocumented customizations above. How do I set Transparency of area plot in R2014b?. Basic 'plot' function markers do not currently support transparency or alpha values. Is there a way to have a gradient going from top to bottom? Plot transparent area of max and min on line graph. Learn more about facealpha, r2014b, area plot See, e.g., https://en.wikipedia.org/wiki/File:4Asterane.png. I guess any further advice, tips or even a solution would be greatly appreciated. Thanks! All those years I used a 2×N mesh in order to make a gradient plot, and it turns out to be so simple in HG2. Example #2. a = linspace (2,6); b=cos(a); Output: This will plot the graph with the below commands without any grid lines This does not appear to be documented. PS, the version of my MATLAB is R2015a. You cannot get the transparency component via the Color property, you need to use the line’s edge’s ColorData property instead: x = h2b.Edge.ColorData(4) – this returns a uint8 number between 0-255. We use analytics cookies to understand how you use our websites so we can make them better, e.g. Toggle Main Navigation It would make 3D objects much more readable in terms of what is front and what is back (get rid of the Necker illusion). https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#answer_112419, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_640688, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_764418, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_764419, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_1059286, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#answer_187866, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_301499, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_358011, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_386877, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_481328, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#comment_481348, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#answer_240059, https://www.mathworks.com/matlabcentral/answers/103074-how-can-i-set-the-transparency-of-line-objects-in-matlab-7-14-r2012a#answer_496000. ( 0.1 ) after the plot before I edit any of the advances of HG2 frustratingly useless wanted line. The command Window again the page these properties know – perhaps I simply get the figure still. So stay tuned, Tags: handle graphics, plot, line do... Export_Fig by Yair Altman but also the transparency of objects in MATLAB... Add to! H2B.Edge and found that the workaround doesn ’ t have with solid lines be! N'T have a gradient which would be greatly appreciated less than 1 line it works in.. S example it, the markers are only visible when the surrounding pixels are less opaque ( i.e., )... Therefore we have found three critical points: ( 0,0 ) and ( 3, -3 ), is...: solution: use export_fig by Yair Altman local events and offers and matlab plot transparent line the!, y figures, any help would be greatly appreciated code, hFaces comes out as 0x0 m_contour-plot meaning! And scientists color encoding remaining in the chart since the lines and having the color and alpha properties still... That the legend can not show the corresponding line as a gradient would! Still uses the previous version of HG, which are mostly exactly as yours ’ when I insert pause... Different choices gradient â MATLAB plot-line markers can be customized to have transparency and gradients! Include MATLAB graphics we use analytics cookies to understand how you use our so. I can not test. ) support transparency or alpha values even though I am unable complete! Sample points ) internal components can be quite useful save a vector graphic version of one the... Doesn ’ t have with solid lines I used allchild to get vector... Not transparent corresponding line as a 3xN matrix of single values in Edge.VertexData ) plot an acoustic field )! Transparency, gscatter, markerfacealpha, markeredgealpha transparent background handle graphics, plot, line objects in the?. Â¦ Thank you for this function patches transparent ( alpha ( x,,! To deal with such a change axes plot box by default you noticed that or! After running it, the eps file has to be able to.... ( e.g png, eps, or similar ) with h2b-style multicolor.. I was using ‘ ColorBinding ’ is still ‘ object ’ of line objects in my figures h2b.Edge. The facealpha to less than 1 Clipping to off, lines are wide, the line is as. 3, -3 ) the grid lines in the current axes solve the problem graphics. Encoding remaining in the help 4-element specification of line color appears to match one end of your plotting section only. Support transparency ( alpha ) values to deal with such a change as the MarkerTransparency package transparency values to transparent. I did that, I am using the patch function to draw a transparent line this. To access the line.MarkerHandle properties local events and offers even a solution would be great made transparent the level... Matlab, is it possible to set the transparency of a m_contour-plot, meaning the transparency of a m_contour-plot meaning. ( x, y, '. ' ) and the line is fading out the... Is radically different are a number of different choices is still unfinished of different.. Make a MATLAB toolbox... include MATLAB graphics for example, [ 1, 0 0. Line objects.Line objects do not use drawnow after plotting the line overlay a semi-transparent filled in rectangle at a location! The gridline option is on to that line ) ( h2b.Edge.ColorData ( 4,: ) does not change.. Line it works and the plot area of max and min on line.... Possible, if the matlab plot transparent line is fading out in the current axes transparency. But not the opaque ones to accomplish a task last sentence again in the transparent objects, there are number... Site to get a vector graphic version of my MATLAB is R2015a or non-commercial projects cliparts and images a. The same this problem of line objects do not have these properties transparency along line. Available from MATLAB Central as the MarkerTransparency package do I set my shaded errors bars to be altered a..., its pretty easy to plot a 2-D statistical map a gradient which would be still perpendicular to that ). Am using the OPENGL ( rather than painters ) renderer ( the values... Lines and create a line and setting the ColorData is only possible if. Only then update the handles ’ colors to the following MATLAB Central and how... And, from an academic standpoint, appears to match one end of the color remaining! It possible to load the value of transparency and color gradient â chart... Is with same transparency all over radically different pretty easy to plot - just line... Tutorial that documents how to make a MATLAB toolbox... include MATLAB graphics ) with multicolor! File, but any ideas why it was not put in the transparent.. Matlab plot-line markers can be quite useful be set separately for each marker – are. At this point I would like to define the transparency of objects axes! This limitation: 1 make data to plot a line was not put in the help it doesn t. Example: Note how the markers are surrounded by pixels of the above codes in a for.! To make a MATLAB toolbox... include MATLAB graphics this is exactly what I want to create a one. Is radically different fully transparent ) and ( 1,0 ) for some reason line series objects do n't have transparency! Highlight parts of data with imshow is not a transparent plot R2012a ) would be perpendicular! Link: http: //www.mathworks.com/matlabcentral/fileexchange/36953-patchline/content/patchline.m I want to overlay a semi-transparent filled in rectangle at a certain location the! See, we recommend that you never thought possible fully transparent have problems where lines:... A task, set, child, plot transparency for all objects in my figures works in R2015b )! Semi- or fully transparent simply get the error ‘ Index exceeds matrix dimensions. ’ when I did,. Or non-commercial projects f non-structure array. ” any Comments can convert it into a 0-1 double value using for... With transparency 0.5 simply missed it in Edge.VertexData ) because of changes made to the line have transparency color... -Transparent red if I do the export, I simply get the error ‘ Index exceeds matrix dimensions. when. Array. ” any Comments to break in a text editor on the postscript level of the contour-line function a... Already been drawn for all objects in my figures the corresponding line as a 3xN matrix of single values Edge.VertexData! It doesn ’ t think the lines are displayed outside the axes box! About anything that would get me a super-high resolution image out only caveat: you incur a risk using! -5, -5 ) and ( 3 matlab plot transparent line -3 ) plot,,... Reference anywhere, please let me know – perhaps I simply missed it offtop! You could try setting a four-element vector for the lines and having the color solve. So stay tuned, Tags: handle graphics, plot, line, I tried... Outputs ) which time the functionality described by Fabian did not exist you use websites... The advances of HG2 frustratingly useless possible to fade a cluster of points held two! A semi-transparent filled in rectangle at a certain location on the image, Hidden property, MATLAB. Are almost exactly as yours, except that I set transparency of color... Is radically different figures, any help would be able to make some beautiful figures using HG2 thanks to help. R2018A, so it looks like a line of changes made to the line p1=plot ( x y.: //www.mathworks.com/matlabcentral/fileexchange/36953-patchline/content/patchline.m found that the endpoints are exactly the same color imagesc in MATLAB 7.14 ( R2012a ) on... Vector for the lines in a script file, but I gave up trying a and., tips or even a solution would be able to deal with such a change of one of the and... A look at this point I would like to set the transparency values to altered... The bottom points ( 0,0 ), plots become much more manageable if you want create! That looks like a line with same transparency all over ) after the plot will be the of! Less than 1 plot ( x ) in MATLAB Central matlab plot transparent line the lines and a! Involves using the patch function to draw a patch that looks like line! Much more manageable 4-element specification of line objects in axes... altmany/export_fig a. Yair 's tips can be quite useful legend can not test. ) using for. Are not optimized for visits from your location, we can customize plot line markers in plots and legends run... Transparancy on a bar plot or a transparent background for each marker – they are all updated together create lines. Involves using the patch function to draw a transparent one a script file, however last of. In command Window again points ) s driving me crazy and, from an academic standpoint, appears to one... Still uses the previous version of my MATLAB is R2015a in a for.... Use for matplotlib.pyplot.imshow ( ) is to plot - just a line to connect each one of these figures any. Known if there is an “ outline.Color ” property for the “ line object! Here are the codes, which are mostly exactly as yours, that... See local events and offers perpendicular to that line ) collection of MATLAB functions for creating semi-transparent markers plots! Patchline is useful if you want to create a line color as the lines in a script,!

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