layout-snippet.h

#define LAYOUT_split_3x6_3_reverse( \
  k0b, k09, k08, k07, k06, k05,      k04, k03, k02, k01, k00, k0a,\
  k1b, k19, k18, k17, k16, k15,      k14, k13, k12, k11, k10, k1a,\
  k2b, k29, k28, k27, k26, k25,      k24, k23, k22, k21, k20, k2a,\
                 k37, k36, k35,      k34, k33, k32 \
) \
  {                                                       \
    { k00, k01, k02, k03, k04, k05, k06, k07, k08, k09 }, \
    { k10, k11, k12, k13, k14, k15, k16, k17, k18, k19 }, \
    { k20, k21, k22, k23, k24, k25, k26, k27, k28, k29 }, \
    { ___, ___, k32, k33, k34, k35, k36, k37, ___, ___ }, \
    { ___, ___, k2a, k1a, k0a, k0b, k1b, k2b, ___, ___ }  \
  }