function _getRequireWildcardCache() {
            if (typeof WeakMap !== 'function') return null;
            var cache = new WeakMap();
            _getRequireWildcardCache = function _getRequireWildcardCache() {
              return cache;
            };
            return cache;
          }
@module Color
@submodule Creating & Reading
@for p5
@requires core
@requires constants