2022-01 Vectorised Pattern Fills in R Graphics
This document describes an extension of the support for pattern fills in R graphics (linear gradients, radial gradients, and tiling patterns) to allow multiple pattern …
Taggraphics
2018-08 Revisiting Mathematical Equations in R: The ‘dvir’ package
This report describes an R package called ‘dvir’ that aims to use TeX as a layout engine, but performs all rendering within R. The package …
2018-07 Echoes of the Future
This report discusses ways to combine graphics output from the ‘graphics’ package and the ‘grid’ package in R and introduces a new function echoGrob in …
2018-05 Selective Raster Graphics
This report explores ways to render specific components of an R plot in raster format, when the overall format of the plot is vector. For …
2017-03 Offset Curves for Variable-Width X-splines
This document describes an algorithm for generating offset curves for X-splines, where the width of the X-spline is allowed to vary along its length. The …
2017-02 Variable-Width Line Ends and Line Joins
This document describes algorithms for generating line-end and line-join styles for lines that have a variable width. The algorithms are implemented in the ‘vwline’ package …
2017-01 Variable-width lines in R
This document describes the ‘vwline’ package, which provides an R interface for drawing variable-width curves. The package provides functions to draw line segments through a …
2014-03 The gridGraphics Package
The gridGraphics package provides a function, grid.echo(), that can be used to convert a plot drawn with the graphics package to the same result drawn …