WCSAxes
A plugin for generating WCS axes overlay in the loaded image.
Plugin Type: Local
WCSAxes
is a local plugin, which means it is associated with a channel.
An instance can be opened for each channel.
Usage
As long as image as a valid WCS, WCS axes will be displayed. Use plugin GUI or configuration file to customize axes display.
It is customizable using ~/.ginga/plugin_WCSAxes.cfg
, where ~
is your HOME directory:
#
# WCSAxes plugin preferences file
#
# Place this in file under ~/.ginga with the name "plugin_WCSAxes.cfg"
# Color, style, and width of grid lines
linecolor = 'cyan'
linestyle = 'solid'
linewidth = 1
# Alpha (opacity) of grid lines; 1=opaque, 0=transparent
alpha = 1
# Number of RA and DEC lines to draw
n_ra_lines = 10
n_dec_lines = 10
# Show RA and DEC values of grid lines
show_label = True
# Label font size
fontsize = 8
# Label offset from grid lines (pixels)
label_offset = 4