qmk/keyboards/planck/keymaps/christoph-cullmann/keymap.c

/**
 * SPDX-FileCopyrightText: 2024 Christoph Cullmann <christoph@cullmann.io>
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

#include QMK_KEYBOARD_H

char chordal_hold_handedness(keypos_t key)
{
    // special handle thumb keys
    if (key.row == 3 || key.row == 7) return '*';
    return (key.row < MATRIX_ROWS / 2) ? 'L' : 'R';
}

// layout helper macro, we just use 42 keys
#undef LAYOUT
#define LAYOUT(\
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,\
                     K30,   K31,                 K32,   K33\
)\
LAYOUT_ortho_4x12(\
K00,   K01,   K02,   K03,   K04,   KC_NO, KC_NO, K05,   K06,   K07,   K08,   K09,\
K10,   K11,   K12,   K13,   K14,   KC_NO, KC_NO, K15,   K16,   K17,   K18,   K19,\
K20,   K21,   K22,   K23,   K24,   KC_NO, KC_NO, K25,   K26,   K27,   K28,   K29,\
KC_NO, KC_NO, KC_NO, K30,   K31,   KC_NO, KC_NO, K32,   K33,   KC_NO, KC_NO, KC_NO\
)

// our shared 42 keys keymap
#include "common/keymap.h"