makes the given area of the image transparent if it was previously completely opaque used to remove the outer layer of a skin around the head if it was saved all opaque ; this would be redundant so it 's assumed that the skin maker is just using an image editor without an alpha channel concode_field_sep int imageWidth concode_elem_sep int[] imageData concode_elem_sep String __OBFID concode_elem_sep int imageHeight concode_field_sep boolean hasTransparency concode_elem_sep BufferedImage parseUserSkin concode_elem_sep void setAreaOpaque
void function ( int arg0 , int arg1 , int arg2 , int arg3 ) { if ( ! this . hasTransparency ( arg0 , arg1 , arg2 , arg3 ) ) { for ( int loc0 = arg0 ; loc0 < arg2 ; ++ loc0 ) { for ( int loc1 = arg1 ; loc1 < arg3 ; ++ loc1 ) { this . imageData [ loc0 + loc1 * this . imageWidth ] &= 16777215 ; } } } }