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=head2 _find_lego_color

 Usage     : ->_find_lego_color
 Purpose   : given an rgb params, finds the optimal lego color

 Returns   : A lego color common name key that can then reference lego color information using L<Lego::From::PNG::lego_colors>
 Argument  : $r - the red value of a color
             $g - the green value of a color
             $b - the blue value of a color
 Throws    :

 Comment   : this subroutine is memoized as the name _find_lego_color_fast
 See Also  :

=head2 _approximate_lego_colors

 Usage     : ->_approximate_lego_colors()
 Purpose   : Generate a list of lego colors based on a list of blocks ( array of hashes containing rgb values )

 Returns   : A list of lego color common name keys that can then reference lego color information using L<Lego::From::PNG::lego_colors>
 Argument  :
 Throws    :

 Comment   :
 See Also  :

=head2 _generate_brick_list

 Usage     : ->_approximate_lego_colors()
 Purpose   : Generate a list of lego colors based on a list of blocks ( array of hashes containing rgb values )

 Returns   : A list of lego color common name keys that can then reference lego color information using L<Lego::From::PNG::lego_colors>
 Argument  :
 Throws    :

 Comment   :
 See Also  :

=head2 _list_filters

 Usage     : ->_list_filters()
 Purpose   : return whitelist/blacklist filters

 Returns   : an hashref of filters
 Argument  : an optional filter restriction to limit set of filters returned to just one
 Throws    :

 Comment   :
 See Also  :

=head1 BUGS

=head1 SUPPORT

=head1 AUTHOR

    Travis Chase
    CPAN ID: GAUDEON
    gaudeon@cpan.org
    https://github.com/gaudeon/Lego-From-Png

=head1 COPYRIGHT

This program is free software licensed under the...

    The MIT License

The full text of the license can be found in the
LICENSE file included with this module.

=head1 SEE ALSO

perl(1).

=cut

1;