render_gif: Render frames of animation to a gif file

In tourr: Tour Methods for Multivariate Data Visualisation

Render frames of animation to a gif file

Description

Render frames of animation to a gif file

Usage

render_gif(
  data,
  tour_path,
  display,
  gif_file = "animation.gif",
  ...,
  apf = 1/10,
  frames = 50,
  rescale = FALSE,
  sphere = FALSE,
  start = NULL,
  loop = TRUE
)

Arguments

data	matrix, or data frame containing numeric columns
tour_path	tour path generator
display	the method used to render the projected data, e.g. display_xy, display_pcp
gif_file	Name of gif file (default = "animation.gif")
...	other options passed to png
apf	angle (in radians) per frame
frames	number of frames in output
rescale	default FALSE. If TRUE, rescale all variables to range [0,1]
sphere	if true, sphere all variables
start	starting projection. If NULL, uses path default.
loop	Logical for gifski to loop or not, default=TRUE

Examples

## Not run: 
# gifski needs to be installed to render a gif
if (requireNamespace("gifski", quietly = TRUE)) {
  gif_file <- file.path(tempdir(), "test.gif")
  render_gif(flea[, 1:6], grand_tour(), display_xy(), gif_file)
  utils::browseURL(gif_file)
  unlink(gif_file)
}

## End(Not run)

tourr documentation built on May 29, 2024, 11:22 a.m.