1
vote
1answer
101 views

opacity and shading of an ellipse

I am making a picture of the tidal force effects on the Earth. My current picture is decent but I would like where the bulging occurs on the edges to be little bit darker in blue, but I don't want ...
5
votes
3answers
144 views

Is it possible to shade an area of a picture using the xcolor package?

I want to shade an area of of picture I have created in the environment \picture. Is there anyway I can shade this by setting it between co-ordinates? i.e. could I shade in blue the area between ...
5
votes
1answer
757 views

beamer: shading the block environment

I want the block environment to be shaded in blue, because now it is hardly noticeable. The LaTeX code I'm using is \documentclass[10pt]{beamer} \mode<beamer>{% \usetheme[hideothersubsections, ...
5
votes
1answer
845 views

Fading a path in TikZ

I want to draw a path/plot in TikZ whose shade depends on the coordinate. For example, I want say something like \draw[color=black!\x] plot coordinates{ coord1 ... coord100}; i.e. the shade of the ...