Gray a bitmap

bm_gray() grays a bitmap. bm_grey() is offered as an alias.

Usage

bm_gray(x)

bm_grey(x)

# S3 method for class 'bm_bitmap'
bm_gray(x)

# S3 method for class 'bm_list'
bm_gray(x)

# S3 method for class 'bm_pixmap'
bm_gray(x)

# S3 method for class '`magick-image`'
bm_gray(x)

# S3 method for class 'nativeRaster'
bm_gray(x)

# S3 method for class 'raster'
bm_gray(x)

Arguments

x

Either a bm_bitmap(), bm_font(), bm_list(), "magick-image", "nativeRaster", bm_pixmap(), or "raster" object.

Value

Depending on x either a bm_bitmap(), bm_font(), bm_list(), magick-image, "nativeRaster", bm_pixmap(), or raster object.

Examples

corn <- farming_crops_16x16()$corn$portrait
corn_gray <- bm_gray(corn)
if (cli::is_utf8_output() && cli::num_ansi_colors() >= 256L) {
  print(corn_gray, compress = "v")
}
#>                 
#>     ▄▀▀▄▄▀█     
#>    █▀▀▀▀█▀▀▄    
#>    ▄▀▀▀█▀█▀▀▀▄  
#>  ▄▀▀▀█▀▀▀▀████  
#>  ▀▀▀ ▀▀▀▀▀▀▀██  
#>        ▀▀▀▀▀▀   
#>