qmk_firmware/keyboards/handwired/dactyl_manuform/4x6/4x6.h

#pragma once

#include "quantum.h"

#define XXX KC_NO

#define LAYOUT( \
    L00, L01, L02, L03, L04, L05,                    R00, R01, R02, R03, R04, R05, \
    L10, L11, L12, L13, L14, L15,                    R10, R11, R12, R13, R14, R15, \
    L20, L21, L22, L23, L24, L25,                    R20, R21, R22, R23, R24, R25, \
              L32, L33,                                        R32, R33, \
                        L34, L35,                    R30, R31, \
                        L44, L45,                    R40, R41, \
              L42, L43,                                        R42, R43 \
) { \
    { L00, L01, L02, L03, L04, L05 }, \
    { L10, L11, L12, L13, L14, L15 }, \
    { L20, L21, L22, L23, L24, L25 }, \
    { XXX, XXX, L32, L33, L34, L35 }, \
    { XXX, XXX, L42, L43, L44, L45 }, \
\
    { R00, R01, R02, R03, R04, R05 }, \
    { R10, R11, R12, R13, R14, R15 }, \
    { R20, R21, R22, R23, R24, R25 }, \
    { R30, R31, R32, R33, XXX, XXX }, \
    { R40, R41, R42, R43, XXX, XXX } \
}