Draw polygons on top of images — ca_img_draw_polygon • camalienr

Draw a polygon and annotate it with ID

Usage

ca_img_draw_polygon(
  center_x,
  center_y,
  size,
  border = "red",
  col,
  lwd = 4,
  scale
)

Arguments

center_x, center_y: int coordinates of the centre of the polygon
size: int size of the polygon
border: chr Polygon outline color
col: chr Color to use if plotting filled polygons. The format is #RRGGBBAA where AA is the alpha channel for transparency
lwd: int Polygon outline line width
scale: double Scaling factor if the image is not rendered full size