yNegative          38 Magick++/lib/Geometry.cpp     (left_.yNegative() == right_.yNegative()) &&
yNegative        4183 Magick++/lib/Image.cpp   if (roll_.yNegative())
yNegative         115 Magick++/lib/Magick++/Geometry.h     void yNegative(bool yNegative_);
yNegative         116 Magick++/lib/Magick++/Geometry.h     bool yNegative(void) const;