Gmagick::setimagegreenprimary
  Sets the image chromaticity green primary point. 
  
 
  Description
  
   public Gmagick Gmagick::setimagegreenprimary
    ( float $x
   , float $y
   )
  
   
  
 
  Parameters
  
   
    
     - 
x
- 
      
       The chromaticity green primary x-point.
       
- 
y
- 
      
       The chromaticity green primary y-point.
       
 
 
  Return Values
  
   The Gmagick object on success.
  
  
 
  Errors/Exceptions
  
   Throws an
GmagickException on error.