/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1996--2012 Han-Wen Nienhuys
+ Copyright (C) 1996--2015 Han-Wen Nienhuys
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
return o1[X_AXIS] * o2[X_AXIS] + o1[Y_AXIS] * o2[Y_AXIS];
}
+inline
+Real
+cross_product (Offset o1, Offset o2)
+{
+ return o1[X_AXIS] * o2[Y_AXIS] - o1[Y_AXIS] * o2[X_AXIS];
+}
+
+
#endif /* OFFSET_HH */