Updated Atreus layout to 0.4

Removed Alt on base layer, replaced with Function layer.

Moved function keys to left hand.  Added mouse keys to right hand on the function layer.

Moved middle click on gaming layer to be consistent with mouse layer.

Added macro _USER. Macro contents are not implemented yet.

keyboards/atreus/keymaps/replicaJunction/keymap.c

@@ -1,7 +1,7 @@
 /*
  * Keyboard: Atreus
  * Keymap:   replicaJunction
- * Version:  0.3
+ * Version:  0.4
  *
  * This keymap is designed to complement my Ergodox keyboard layout, found in keyboards/ergodox_ez.
  * The Atreus keyboard is a 40% board whose design was heavily influenced by the Ergodox. I now
@@ -42,6 +42,8 @@
 #define KX_PAST LCTL(KC_V)
 #define KX_UNDO LCTL(KC_Z)
 
+#define _USER 0 // User macro
+
 ; // This doesn't do anything. It's just for VSCode because its syntax highlighting is weird for the above #define statements.
 
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
@@ -56,7 +58,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * +------+------+------+------+------|                     +------+------+------+------+------|
  * |Z Shft|   X  |   C  |   D  |   V  | ,------.   ,------. |   K  |   H  |   ,  |   .  |/ Shft|
  * +------+------+------+------+------| | Ctrl |   |  Alt | +------+------+------+------+------|
- * |  Esc |  Gui |  Tab |  Alt | Bksp | |  Del |   | Enter| |Sp/_NU|  _EX |   -  |   '  |   =  |
+ * |  Esc |  Gui |  Tab |  _FN | Bksp | |  Del |   | Enter| |Sp/_NU|  _EX |   -  |   '  |   =  |
  * `----------------------------------' `------'   `------' `----------------------------------'
  *
  */
@@ -64,7 +66,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   KC_Q,        KC_W,    KC_F,    KC_P,    KC_B,                                   KC_J,            KC_L,    KC_U,    KC_Y,    KC_SCLN,
   KC_A,        KC_R,    KC_S,    KC_T,    KC_G,                                   KC_M,            KC_N,    KC_E,    KC_I,    KC_O,
   SFT_T(KC_Z), KC_X,    KC_C,    KC_D,    KC_V,                                   KC_K,            KC_H,    KC_COMM, KC_DOT,  SFT_T(KC_SLSH),
-  KC_ESC,      KC_LGUI, KC_TAB,  KC_LALT, KC_BSPC, CTL_T(KC_DEL), ALT_T(KC_ENT),  LT(_NU, KC_SPC), MO(_EX), KC_MINS, KC_QUOT, KC_EQL
+  KC_ESC,      KC_LGUI, KC_TAB,  MO(_FN), KC_BSPC, CTL_T(KC_DEL), ALT_T(KC_ENT),  LT(_NU, KC_SPC), MO(_EX), KC_MINS, KC_QUOT, KC_EQL
 ),
 
 /*
@@ -77,7 +79,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * +------+------+------+------+------|                     +------+------+------+------+------|
  * |Z Shft|   X  |   C  |   V  |   B  | ,------.   ,------. |   N  |   M  |   ,  |   .  |/ Shft|
  * +------+------+------+------+------| | Ctrl |   |  Alt | +------+------+------+------+------|
- * |  Esc |  Gui |  Tab |  Alt | Bksp | |  Del |   | Enter| |Sp/_NU|  _EX |   -  |   '  |   =  |
+ * |  Esc |  Gui |  Tab |  _FN | Bksp | |  Del |   | Enter| |Sp/_NU|  _EX |   -  |   '  |   =  |
  * `----------------------------------' `------'   `------' `----------------------------------'
  *
  */
@@ -85,7 +87,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   KC_Q,        KC_W,    KC_E,    KC_R,    KC_T,                                  KC_Y,            KC_U,    KC_I,    KC_O,    KC_P,
   KC_A,        KC_S,    KC_D,    KC_F,    KC_G,                                  KC_H,            KC_J,    KC_K,    KC_L,    KC_SCLN,
   SFT_T(KC_Z), KC_X,    KC_C,    KC_V,    KC_B,                                  KC_N,            KC_M,    KC_COMM, KC_DOT,  SFT_T(KC_SLSH),
-  KC_ESC,      KC_LGUI, KC_TAB,  KC_LALT, KC_BSPC, CTL_T(KC_DEL), ALT_T(KC_ENT), LT(_NU, KC_SPC), MO(_EX), KC_MINS, KC_QUOT, KC_EQL
+  KC_ESC,      KC_LGUI, KC_TAB,  MO(_FN), KC_BSPC, CTL_T(KC_DEL), ALT_T(KC_ENT), LT(_NU, KC_SPC), MO(_EX), KC_MINS, KC_QUOT, KC_EQL
 ),
 
 /*
@@ -96,21 +98,21 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * Also note that some dual-role keys are overridden here with their modifiers
  *
  * ,----------------------------------.                     ,----------------------------------.
- * | Caps |      |      |      |Ctrl `|                     | PgUp | Home |   Up |  End |  Del |
+ * |      |      |      |      |Ctrl `|                     | PgUp | Home |   Up |  End |  Del |
  * +------+------+------+------+------|                     +------+------+------+------+------|
  * |      |  Gui |  Alt | Ctrl |      |                     | PgDn | Left | Down | Right| Bksp |
  * +------+------+------+------+------|                     +------+------+------+------+------|
  * | Shift|  Cut | Copy |      | Paste| ,------.   ,------. |      | ^Tab |  Tab |      |Insert|
- * +------+------+------+------+------| |      |   |      | +------+------+------+------+------|
- * |      |      |      |      |      | |      |   |      | | Space|      |      |      |PrntSc|
+ * +------+------+------+------+------| |  Del |   | Enter| +------+------+------+------+------|
+ * |      |      |      |      |      | |      |   |      | | Space|XXXXXX|      |      |PrntSc|
  * `----------------------------------' `------'   `------' `----------------------------------'
  *
  */
 [_EX] = KEYMAP( /* Extend */
-  KC_CAPS, _______, _______, _______, LCTL(KC_GRV),              KC_PGUP, KC_HOME, KC_UP,   KC_END,  KC_DEL,
+  _______, _______, _______, _______, LCTL(KC_GRV),              KC_PGUP, KC_HOME, KC_UP,   KC_END,  KC_DEL,
   _______, KC_LGUI, KC_LALT, KC_LCTL, _______,                   KC_PGDN, KC_LEFT, KC_DOWN, KC_RGHT, KC_BSPC,
   KC_LSFT, KX_CUT,  KX_COPY, _______, KX_PAST,                   _______, KCX_LST, KC_TAB,  _______, KC_INS,
-  _______, _______, _______, _______, _______, _______, _______, KC_SPC,  _______, _______, _______, KC_PSCR
+  _______, _______, _______, _______, _______, KC_DEL,  KC_ENT,  KC_SPC,  _______, _______, _______, KC_PSCR
 ),
 
 /*
@@ -123,7 +125,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * +------+------+------+------+------|                     +------+------+------+------+------|
  * |   %  |   ^  |   [  |   ]  |   `  | ,------.   ,------. |   \  |   1  |   2  |   3  |   +  |
  * +------+------+------+------+------| |      |   |      | +------+------+------+------+------|
- * |      |  _GA |      |  _FN |      | |      |   |      | |      |   0  |   .  |   =  |      |
+ * |      |  _GA |      |      |      | |      |   |      | |XXXXXX|   0  |   .  |   =  |      |
  * `----------------------------------' `------'   `------' `----------------------------------'
  *
  */
@@ -131,28 +133,28 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   KC_EXLM, KC_AT,   KC_LCBR, KC_RCBR, KC_AMPR,                    KC_SLSH, KC_7,    KC_8,   KC_9,   KC_ASTR,
   KC_HASH, KC_DLR,  KC_LPRN, KC_RPRN, KC_TILD,                    KC_PIPE, KC_4,    KC_5,   KC_6,   KC_MINS,
   KC_PERC, KC_CIRC, KC_LBRC, KC_RBRC, KC_GRV,                     KC_BSLS, KC_1,    KC_2,   KC_3,   KC_PLUS,
-  _______, TG(_GA), _______, MO(_FN), _______, _______,  _______, _______, KC_0,    KC_DOT, KC_EQL, _______
+  _______, TG(_GA), _______, _______, _______, _______,  _______, _______, KC_0,    KC_DOT, KC_EQL, _______
 ),
 
 /*
  * Functions
  *
  * ,----------------------------------.                     ,----------------------------------.
- * |      |      |      |      |      |                     |      |  F7  |  F8  |  F9  |  F10 |
+ * | Caps |  F7  |  F8  |  F9  |  F10 |                     | _USER|Whl Up|  MUp |Whl Dn|      |
  * +------+------+------+------+------|                     +------+------+------+------+------|
- * |      |      |      |      |      |                     |      |  F4  |  F5  |  F6  |  F11 |
+ * |      |  F4  |  F5  |  F6  |  F11 |                     | Vol ^| MLeft| MDown|MRight|      |
  * +------+------+------+------+------|                     +------+------+------+------+------|
- * |      | Vol ^| Mute | Vol v| Play | ,------.   ,------. |      |  F1  |  F2  |  F3  |  F12 |
- * +------+------+------+------+------| |      |   |      | +------+------+------+------+------|
- * |      |      |      |      | Stop | |      |   |      | |      |      | _CO  |  _GA | RESET|
+ * |      |  F1  |  F2  |  F3  |  F12 | ,------.   ,------. | Vol v|      |      |      |      |
+ * +------+------+------+------+------| |      |   |RClick| +------+------+------+------+------|
+ * |      |      |      |XXXXXX|      | |      |   |      | |LClick|MClick| _CO  |  _GA | RESET|
  * `----------------------------------' `------'   `------' `----------------------------------'
  *
  */
 [_FN] = KEYMAP( /* Functions */
-  KC_DEL,  KC_HOME, KC_UP,   KC_END,  KC_PGUP,                   _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,
-  KC_BSPC, KC_LEFT, KC_DOWN, KC_RGHT, KC_DOWN,                   _______, KC_F4,   KC_F5,   KC_F6,   KC_F11,
-  _______, KC_VOLU, KC_MUTE, KC_VOLD, KC_MPLY,                   _______, KC_F1,   KC_F2,   KC_F3,   KC_F12,
-  _______, _______, _______, _______, KC_MSTP, _______, _______, _______, KC_NO,   DF(_CO), DF(_QW), RESET
+  KC_CAPS, KC_F7,   KC_F8,   KC_F9,   KC_F10,                    M(_USER),KC_WH_U, KC_MS_U, KC_WH_D, _______,
+  _______, KC_F4,   KC_F5,   KC_F6,   KC_F11,                    KC_VOLU, KC_MS_L, KC_MS_D, KC_MS_R, _______,
+  _______, KC_F1,   KC_F2,   KC_F3,   KC_F12,                    KC_VOLD, _______, _______, _______, _______,
+  _______, _______, _______, _______, _______, _______, KC_BTN2, KC_BTN1, KC_BTN3, DF(_CO), DF(_QW), RESET
 ),
 
 /*
@@ -163,17 +165,17 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * +------+------+------+------+------|                     +------+------+------+------+------|
  * |      |      |      |      |      |                     |      | MLeft| MDown|MRight|      |
  * +------+------+------+------+------|                     +------+------+------+------+------|
- * |  Z   |      |      |      |      | ,------.   ,------. |MClick|      |      |      |      |
+ * |  Z   |      |      |      |      | ,------.   ,------. |      |      |      |      |      |
  * +------+------+------+------+------| | Bksp |   |RClick| +------+------+------+------+------|
- * |      |  _GA |      | Shift| Space| |      |   |      | |LClick|      |      |      |      |
+ * |      |  _GA |      | Shift| Space| |      |   |      | |LClick|MClick|      |      |      |
  * `----------------------------------' `------'   `------' `----------------------------------'
  *
  */
 [_GA] = KEYMAP( /* Gaming */
   _______, _______, _______, _______, _______,                   _______, KC_WH_U, KC_MS_U, KC_WH_D, _______,
   _______, _______, _______, _______, _______,                   _______, KC_MS_L, KC_MS_D, KC_MS_R, _______,
-  KC_Z,    _______, _______, _______, _______,                   KC_BTN3, _______, KC_MS_D, _______, _______,
-  _______, TG(_GA), _______, KC_LSFT, KC_SPC,  KC_BSPC, KC_BTN2, KC_BTN1, _______, _______, _______, _______
+  KC_Z,    _______, _______, _______, _______,                   _______, _______, KC_MS_D, _______, _______,
+  _______, TG(_GA), _______, KC_LSFT, KC_SPC,  KC_BSPC, KC_BTN2, KC_BTN1, KC_BTN3, _______, _______, _______
 )};
 
 /*
@@ -199,7 +201,7 @@ const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
 {
   // MACRODOWN only works in this function
       switch(id) {
-        case 0:
+        case _USER:
           if (record->event.pressed) {
             register_code(KC_RSFT);
           } else {