Method: Wcs::WorldCoor#wcs2pix

Defined in:
lib/wcs/libdoc.rb

#wcs2pix(xpos, ypos) ⇒ [xpix,ypix,offscl]

Convert World Coordinates to pixel coordinates

Parameters:

  • xpos (Float) —

    Longitude/Right Ascension in degrees

  • ypos (Float) —

    Latitude/Declination in degrees

Returns:

  • ([xpix,ypix,offscl]) —

    • xpix: Image horizontal coordinate in pixels

    • ypix: Image vertical coordinate in pixels

    • offscl: 0 if within bounds, else off scale



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# File 'lib/wcs/libdoc.rb', line 94

def wcs2pix(xpos,ypos)
end