qmk_firmware/keyboards/mt64rgb/mt64rgb.h

 /* Copyright 2020 MT
  * 
  * This program is free software: you can redistribute it and/or modify 
  * it under the terms of the GNU General Public License as published by 
  * the Free Software Foundation, either version 2 of the License, or 
  * (at your option) any later version. 
  * 
  * This program is distributed in the hope that it will be useful, 
  * but WITHOUT ANY WARRANTY; without even the implied warranty of 
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
  * GNU General Public License for more details. 
  * 
  * You should have received a copy of the GNU General Public License 
  * along with this program.  If not, see <http://www.gnu.org/licenses/>. 
  */ 
#pragma once

#include "quantum.h"

#define LAYOUT_64_ansi( \
    k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0A, K0B, K0C, K0D, \
    k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1A, k1B, k1C, k1D, \
    k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2A, k2B, k2C,      \
    k30, k31, k32, k33, k34, k35, k36, k37, k38, k39, k3A, k3B, k3C, k3D, \
    k40, k41, k42,         k45,                             k48, k4A, k4B, k4C, k4D \
) \
{ \
    {k00, k01, k02, k03, k04, k05, k06, k07, k08, k09, k0A, K0B, K0C, K0D}, \
    {k10, k11, k12, k13, k14, k15, k16, k17, k18, k19, k1A, k1B, k1C, k1D}, \
    {k20, k21, k22, k23, k24, k25, k26, k27, k28, k29, k2A, k2B, k2C,  KC_NO}, \
    {k30, k31, k32, k33, k34, k35, k36, k37, k38, k39, k3A, k3B, k3C, k3D}, \
    {k40, k41, k42, KC_NO, KC_NO, k45, KC_NO, KC_NO,KC_NO, k48,  k4A, k4B, k4C, k4D} \
}