Add corne keyboard (#3119)

* Fork from helix

* Move rev2 to rev1

* Remove unused settings

* Move split_util to outof rev

* Setup KEYMAP for crkbd

* Remove old image

* Move keymaps directory and glcdfont.c

* Remove AUDIO in keymap

* Show keylog

* Show keylogs

* Show time log

* Remove EISU/KANA

* Use KEYMAP_kc

* Remove iota_gfx_record_user wrapping

* Remove unused settings for layer

* Add keylogger.c

* Fix uppercase letters to lower

* Add timelogger.c

* Default RGBLED_NUM = 27

* Remove unused setting

* Add mode icon reader

* Add matrix_write_ln

* Add layer_state_reader

* Move to lib directory

* Rename functions

* Add host_led_state_reader

* Add logo_reader

* Cleaning of iota_gfx_task

* Fix bugs and add key defines

* Remove unnecessary comments

* Update crkbd readme

* Move libs to lib directories

* Rename KEYMAP to LAYOUT

1 files changed, 246 insertions, 0 deletions

diff --git a/keyboards/crkbd/keymaps/default/keymap.c b/keyboards/crkbd/keymaps/default/keymap.c
new file mode 100644
index 0000000000..ac3b7215cd
--- /dev/null
+++ b/keyboards/crkbd/keymaps/default/keymap.c
@@ -0,0 +1,246 @@
+#include "crkbd.h"
+#include "bootloader.h"
+#include "action_layer.h"
+#include "action_util.h"
+#include "eeconfig.h"
+#ifdef PROTOCOL_LUFA
+#include "lufa.h"
+#include "split_util.h"
+#endif
+#include "LUFA/Drivers/Peripheral/TWI.h"
+#ifdef SSD1306OLED
+  #include "ssd1306.h"
+#endif
+
+#include "../lib/mode_icon_reader.c"
+#include "../lib/layer_state_reader.c"
+#include "../lib/host_led_state_reader.c"
+#include "../lib/logo_reader.c"
+#include "../lib/keylogger.c"
+#include "../lib/timelogger.c"
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+#define _QWERTY 0
+#define _LOWER 3
+#define _RAISE 4
+#define _ADJUST 16
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  ADJUST,
+  BACKLIT,
+  RGBRST
+};
+
+enum macro_keycodes {
+  KC_SAMPLEMACRO,
+};
+
+#define KC______ KC_TRNS
+#define KC_XXXXX KC_NO
+#define KC_LOWER LOWER
+#define KC_RAISE RAISE
+#define KC_RST   RESET
+#define KC_LRST  RGBRST
+#define KC_LTOG  RGB_TOG
+#define KC_LHUI  RGB_HUI
+#define KC_LHUD  RGB_HUD
+#define KC_LSAI  RGB_SAI
+#define KC_LSAD  RGB_SAD
+#define KC_LVAI  RGB_VAI
+#define KC_LVAD  RGB_VAD
+#define KC_LSMOD RGB_SMOD
+#define KC_CTLTB CTL_T(KC_TAB)
+#define KC_GUIEI GUI_T(KC_LANG2)
+#define KC_ALTKN ALT_T(KC_LANG1)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_QWERTY] = LAYOUT_kc( \
+  //,-----------------------------------------.                ,-----------------------------------------.
+        ESC,     Q,     W,     E,     R,     T,                      Y,     U,     I,     O,     P,  BSPC,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+      CTLTB,     A,     S,     D,     F,     G,                      H,     J,     K,     L,  SCLN,  QUOT,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+       LSFT,     Z,     X,     C,     V,     B,                      N,     M,  COMM,   DOT,  SLSH,  RSFT,\
+  //|------+------+------+------+------+------+------|  |------+------+------+------+------+------+------|
+                                  GUIEI, LOWER,   SPC,      ENT, RAISE, ALTKN \
+                              //`--------------------'  `--------------------'
+  ),
+
+  [_LOWER] = LAYOUT_kc( \
+  //,-----------------------------------------.                ,-----------------------------------------.
+        ESC,     1,     2,     3,     4,     5,                      6,     7,     8,     9,     0,  BSPC,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+      CTLTB,    F1,    F2,    F3,    F4,    F5,                     F6,    F7,    F8,    F9,   F10, XXXXX,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+       LSFT,   F11,   F12,   F13,   F14,   F15,                    F16,   F17,   F18,   F19,   F20, XXXXX,\
+  //|------+------+------+------+------+------+------|  |------+------+------+------+------+------+------|
+                                  GUIEI, LOWER,   SPC,      ENT, RAISE, ALTKN \
+                              //`--------------------'  `--------------------'
+  ),
+
+  [_RAISE] = LAYOUT_kc( \
+  //,-----------------------------------------.                ,-----------------------------------------.
+        ESC,  EXLM,    AT,  HASH,   DLR,  PERC,                   CIRC,  AMPR,  ASTR,  LPRN,  RPRN,  BSPC,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+      CTLTB, XXXXX, XXXXX, XXXXX, XXXXX, XXXXX,                   MINS,   EQL,  LCBR,  RCBR,  PIPE,   GRV,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+       LSFT, XXXXX, XXXXX, XXXXX, XXXXX, XXXXX,                   UNDS,  PLUS,  LBRC,  RBRC,  BSLS,  TILD,\
+  //|------+------+------+------+------+------+------|  |------+------+------+------+------+------+------|
+                                  GUIEI, LOWER,   SPC,      ENT, RAISE, ALTKN \
+                              //`--------------------'  `--------------------'
+  ),
+
+  [_ADJUST] = LAYOUT_kc( \
+  //,-----------------------------------------.                ,-----------------------------------------.
+        RST,  LRST, XXXXX, XXXXX, XXXXX, XXXXX,                  XXXXX, XXXXX, XXXXX, XXXXX, XXXXX, XXXXX,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+       LTOG,  LHUI,  LSAI,  LVAI, XXXXX, XXXXX,                  XXXXX, XXXXX, XXXXX, XXXXX, XXXXX, XXXXX,\
+  //|------+------+------+------+------+------|                |------+------+------+------+------+------|
+      LSMOD,  LHUD,  LSAD,  LVAD, XXXXX, XXXXX,                  XXXXX, XXXXX, XXXXX, XXXXX, XXXXX, XXXXX,\
+  //|------+------+------+------+------+------+------|  |------+------+------+------+------+------+------|
+                                  GUIEI, LOWER,   SPC,      ENT, RAISE, ALTKN \
+                              //`--------------------'  `--------------------'
+  )
+};
+
+int RGB_current_mode;
+
+void persistent_default_layer_set(uint16_t default_layer) {
+  eeconfig_update_default_layer(default_layer);
+  default_layer_set(default_layer);
+}
+
+// Setting ADJUST layer RGB back to default
+void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+  if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
+    layer_on(layer3);
+  } else {
+    layer_off(layer3);
+  }
+}
+
+void matrix_init_user(void) {
+    #ifdef RGBLIGHT_ENABLE
+      RGB_current_mode = rgblight_config.mode;
+    #endif
+    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
+    #ifdef SSD1306OLED
+        TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
+        iota_gfx_init(!has_usb());   // turns on the display
+    #endif
+}
+
+//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
+#ifdef SSD1306OLED
+
+void matrix_scan_user(void) {
+   iota_gfx_task();
+}
+
+void matrix_render_user(struct CharacterMatrix *matrix) {
+  if (is_master) {
+    matrix_write_ln(matrix, read_layer_state());
+    matrix_write_ln(matrix, read_keylog());
+    matrix_write_ln(matrix, read_keylogs());
+    //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
+    //matrix_write_ln(matrix, read_host_led_state());
+    //matrix_write_ln(matrix, read_timelog());
+  } else {
+    matrix_write(matrix, read_logo());
+  }
+}
+
+void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
+  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
+    memcpy(dest->display, source->display, sizeof(dest->display));
+    dest->dirty = true;
+  }
+}
+
+void iota_gfx_task_user(void) {
+  struct CharacterMatrix matrix;
+  matrix_clear(&matrix);
+  matrix_render_user(&matrix);
+  matrix_update(&display, &matrix);
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  if (record->event.pressed) {
+    set_keylog(keycode, record);
+    set_timelog();
+  }
+
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        persistent_default_layer_set(1UL<<_QWERTY);
+      }
+      return false;
+      break;
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case ADJUST:
+        if (record->event.pressed) {
+          layer_on(_ADJUST);
+        } else {
+          layer_off(_ADJUST);
+        }
+        return false;
+        break;
+    case RGB_MOD:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          rgblight_mode(RGB_current_mode);
+          rgblight_step();
+          RGB_current_mode = rgblight_config.mode;
+        }
+      #endif
+      return false;
+      break;
+    case RGBRST:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          eeconfig_update_rgblight_default();
+          rgblight_enable();
+          RGB_current_mode = rgblight_config.mode;
+        }
+      #endif
+      break;
+  }
+  return true;
+}
+
+#endif