qmk_firmware/keyboards/gmmk/pro/rev1/ansi/keymaps/gigahawk/keymap.c

// Copyright 2021 Jasper Chan (@Gigahawk)
// SPDX-License-Identifier: GPL-2.0-or-later
#include QMK_KEYBOARD_H

enum layers {
    _BASE,
    _GAME,
    _TRAN,
};

#define _BASE_COLOR_RGB 156, 123, 85
#define _GAME_COLOR_RGB 147, 21, 21
#define _TRAN_COLOR_RGB 45, 89, 24
#define _CAPS_COLOR_RGB 146, 140, 16

// clang-format off
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

    [_BASE] = LAYOUT(
        KC_ESC,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_DEL,           KC_MUTE,
        KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_BSPC,          KC_HOME,
        KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS,          KC_PGUP,
        KC_ESC,  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,          KC_ENT,           KC_PGDN,
        KC_LSFT,          KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH,          KC_RSFT, KC_UP,   KC_END,
        KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, MO(2),   KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
    ),

    [_GAME] = LAYOUT(
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        XXXXXXX, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
        _______,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______, _______,
        _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______, _______
    ),

    [_TRAN] = LAYOUT(
        KC_CAPS, KC_F13,  KC_F14,  KC_F15,  KC_F16,  KC_F17,  KC_F18,  KC_F19,  KC_F20,  KC_F21,  KC_F22,  KC_F23,  KC_F24,  KC_INS,           _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        TG(1),   _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
        _______,          _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______, _______,
        _______, _______, _______,                            KC_MPLY,                            _______, _______, _______, KC_MPRV, _______, KC_MNXT
    ),

};
// clang-format on

bool encoder_update_user(uint8_t index, bool clockwise) {
    if (clockwise) {
        tap_code(KC_VOLU);
    } else {
        tap_code(KC_VOLD);
    }
    //return true; //set to return false to counteract enabled encoder in pro.c
    return false;
}

void rgb_matrix_indicators_user(void) {
    if (IS_LAYER_ON(_TRAN)) {
        rgb_matrix_set_color_all(_TRAN_COLOR_RGB);
    } else if (IS_LAYER_ON(_GAME)) {
        rgb_matrix_set_color_all(_GAME_COLOR_RGB);
    } else if (IS_LAYER_ON(_BASE)) {
        rgb_matrix_set_color_all(_BASE_COLOR_RGB);
    }

    if (host_keyboard_led_state().caps_lock) {
        for (uint8_t i = 0; i < RGB_MATRIX_LED_COUNT; ++i) {
            if (HAS_ANY_FLAGS(g_led_config.flags[i], LED_FLAG_UNDERGLOW)) {
                rgb_matrix_set_color(i, _CAPS_COLOR_RGB);
            }
        }
    }
}