[Keymap] Drashna's Keymap Update - Display Edition (#9282)

OLED Display fixes
Add support for RGBLIGHT Layers
Add gaming layer to corn and kyria
RGBLight Startup Animation fixes and improvements (uses matrix_scan now!)
Pimoroni Trackball support added (IT'S RGB!!!)
Fix issues due to code changes

4 files changed, 62 insertions, 5 deletions

diff --git a/keyboards/crkbd/keymaps/drashna/keymap.c b/keyboards/crkbd/keymaps/drashna/keymap.c
index 0769edf3b..d9c1605ce 100644
--- a/keyboards/crkbd/keymaps/drashna/keymap.c
+++ b/keyboards/crkbd/keymaps/drashna/keymap.c
@@ -121,7 +121,17 @@ bool process_record_keymap(uint16_t keycode, keyrecord_t *record) {
 }
 
 #ifdef OLED_DRIVER_ENABLE
-oled_rotation_t oled_init_user(oled_rotation_t rotation) { return OLED_ROTATION_270; }
+oled_rotation_t oled_init_user(oled_rotation_t rotation) {
+#    ifndef SPLIT_KEYBOARD
+    if (is_master) {
+#    endif
+        return OLED_ROTATION_270;
+#    ifndef SPLIT_KEYBOARD
+    }  else {
+        return rotation;
+    }
+#    endif
+}
 #endif
 
 uint16_t get_tapping_term(uint16_t keycode, keyrecord_t *record) {
diff --git a/keyboards/kyria/keymaps/drashna/config.h b/keyboards/kyria/keymaps/drashna/config.h
index f93069ac0..5e9d8b010 100644
--- a/keyboards/kyria/keymaps/drashna/config.h
+++ b/keyboards/kyria/keymaps/drashna/config.h
@@ -32,6 +32,7 @@
 #    define RGBLIGHT_SAT_STEP 8
 #    define RGBLIGHT_VAL_STEP 8
 #    define RGBLIGHT_SPLIT
+#    define RGBLIGHT_LAYERS
 #endif
 
 // If you are using an Elite C rev3 on the slave side, uncomment the lines below:
diff --git a/keyboards/kyria/keymaps/drashna/keymap.c b/keyboards/kyria/keymaps/drashna/keymap.c
index 5e97ca55a..98afff19f 100644
--- a/keyboards/kyria/keymaps/drashna/keymap.c
+++ b/keyboards/kyria/keymaps/drashna/keymap.c
@@ -23,7 +23,7 @@ uint8_t is_master;
   LAYOUT_wrapper( \
       KC_ESC,  K01,     K02,     K03,     K04,     K05,                                             K06,     K07,     K08,     K09,     K0A,     KC_MINS, \
    LALT_T(KC_TAB), K11, K12,     K13,     K14,     K15,                                             K16,     K17,     K18,     K19,     K1A, RALT_T(KC_QUOT), \
-      OS_LSFT, CTL_T(K21), K22,  K23,     K24,     K25,  KC_NO, MEH(KC_MINS),  TG(_DIABLO), KC_NO,  K26,     K27,     K28,     K29, RCTL_T(K2A), OS_RSFT, \
+      OS_LSFT, CTL_T(K21), K22,  K23,     K24,     K25,  TG(_GAMEPAD), MEH(KC_MINS),  TG(_DIABLO), KC_CAPS,  K26,     K27,     K28,     K29, RCTL_T(K2A), OS_RSFT, \
                                  KC_MUTE, OS_LALT, KC_GRV,  KC_SPC,  BK_LWER,     DL_RAIS, KC_ENT,  OS_RGUI, UC(0x03A8), UC(0x2E2E) \
     )
 /* Re-pass though to allow templates to be used */
@@ -85,6 +85,14 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
         KC_LSFT, ___________________BLANK___________________, _______, _______,   _______, _______, ___________________BLANK___________________, KC_RSFT,
                                    _______, _______, KC_LALT, _______, _______,   _______, _______, KC_RGUI, _______, _______
     ),
+
+    [_GAMEPAD] = LAYOUT_wrapper(
+        KC_ESC,  KC_K,    KC_Q,    KC_W,    KC_E,    KC_R,                                          _______, _______, _______, _______, _______, _______,
+        KC_TAB,  KC_G,    KC_A,    KC_S,    KC_D,    KC_F,                                          _______, _______, _______, _______, _______, _______,
+        KC_LCTL, KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    _______, _______,   _______, LALT(KC_PSCR), _______, _______, _______, _______, _______, _______,
+                                  _______, MAGIC_TOGGLE_NKRO, KC_V,     KC_SPC,  KC_H,   _______, _______, _______, _______, _______
+    ),
+
     [_DIABLO] = LAYOUT_wrapper(
         KC_ESC,  KC_S,    KC_I,    KC_F,    KC_M,    KC_T,                                          KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_NO,   KC_NO,
         KC_TAB,  KC_1,    KC_2,    KC_3,    KC_4,    KC_G,                                          KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,   KC_NO,
@@ -172,3 +180,41 @@ void encoder_update_user(uint8_t index, bool clockwise) {
     }
 }
 #endif
+
+#ifdef RGBLIGHT_LAYERS
+const rgblight_segment_t PROGMEM shift_layers[] = RGBLIGHT_LAYER_SEGMENTS(
+    {  8, 1, 120, 255, 255},
+    { 18, 1, 120, 255, 255}
+);
+const rgblight_segment_t PROGMEM control_layers[] = RGBLIGHT_LAYER_SEGMENTS(
+    {  6, 1, 0, 255, 255},
+    { 16, 1, 0, 255, 255}
+);
+const rgblight_segment_t PROGMEM alt_layers[] = RGBLIGHT_LAYER_SEGMENTS(
+    {  2, 1, 240, 255, 255},
+    { 17, 1, 250, 255, 255}
+);
+const rgblight_segment_t PROGMEM gui_layers[] = RGBLIGHT_LAYER_SEGMENTS(
+    {  7, 1, 51, 255, 255},
+    { 12, 1, 51, 255, 255}
+);
+
+const rgblight_segment_t* const PROGMEM my_rgb_layers[] = RGBLIGHT_LAYERS_LIST(
+    shift_layers,
+    control_layers,
+    alt_layers,
+    gui_layers
+);
+
+void keyboard_post_init_keymap(void) {
+    rgblight_layers = my_rgb_layers;
+}
+
+void matrix_scan_keymap(void) {
+        uint8_t mods = mod_config(get_mods()|get_oneshot_mods());
+        rgblight_set_layer_state(0, mods & MOD_MASK_SHIFT);
+        rgblight_set_layer_state(1, mods & MOD_MASK_CTRL);
+        rgblight_set_layer_state(2, mods & MOD_MASK_ALT);
+        rgblight_set_layer_state(3, mods & MOD_MASK_GUI);
+}
+#endif
diff --git a/keyboards/kyria/keymaps/drashna/rules.mk b/keyboards/kyria/keymaps/drashna/rules.mk
index 2486ecd5d..0604c84bd 100644
--- a/keyboards/kyria/keymaps/drashna/rules.mk
+++ b/keyboards/kyria/keymaps/drashna/rules.mk
@@ -1,17 +1,17 @@
 OLED_DRIVER_ENABLE = yes   # Enables the use of OLED displays
 ENCODER_ENABLE = yes       # ENables the use of one or more encoders
 RGBLIGHT_ENABLE = yes      # Enable keyboard RGB underglow
-RGBLIGHT_STARTUP_ANIMATION = no
+RGBLIGHT_STARTUP_ANIMATION = yes
 
 BOOTMAGIC_ENABLE = no      # Virtual DIP switch configuration
-MOUSEKEY_ENABLE = no      # Mouse keys
+MOUSEKEY_ENABLE = no       # Mouse keys
 EXTRAKEY_ENABLE = yes      # Audio control and System control
 CONSOLE_ENABLE = no        # Console for debug
 COMMAND_ENABLE = no        # Commands for debug and configuration
 NKRO_ENABLE = no           # USB Nkey Rollover
 BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality on B7 by default
 MIDI_ENABLE = no           # MIDI support
-UNICODE_ENABLE = yes       # Unicode
+UNICODE_ENABLE = no        # Unicode
 BLUETOOTH_ENABLE = no      # Enable Bluetooth with the Adafruit EZ-Key HID
 AUDIO_ENABLE = no          # Audio output on port C6
 FAUXCLICKY_ENABLE = no     # Use buzzer to emulate clicky switches