[Keyboard] Add userspace pdl and a handwired board (#14199)

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Joel Challis <git@zvecr.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>

1 files changed, 216 insertions, 0 deletions

diff --git a/users/pdl/pdl.c b/users/pdl/pdl.c
new file mode 100644
index 0000000000..5b90a0b310
--- /dev/null
+++ b/users/pdl/pdl.c
@@ -0,0 +1,216 @@
+/*
+Copyright 2018-2021 Daniel Perrett
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "pdl.h"
+
+// unshifted
+//
+// regardless of current mods, send this character in an unshifted state
+
+__attribute__ ((weak))
+bool unshifted (uint16_t keycode, keyrecord_t *record) {
+    uint8_t mods;
+
+    if (record->event.pressed) {
+        mods = keyboard_report->mods & EITHER_SHIFT;
+
+        if (mods) {
+            unregister_mods(mods);
+            register_code(keycode);
+            register_mods(mods);
+        } else {
+            register_code(keycode);
+        }
+
+        return false;
+    } else {
+        return true;
+    }
+}
+
+/*
+ * update_punctn_coding_layer_state
+ *
+ * Check NAVIGN and NUMBRS layers. If one is activated, also activate PUNCTN. If both are activated, also activate CODING.
+ */
+
+__attribute__ ((weak))
+uint32_t update_punctn_coding_layer_state(uint32_t state) {
+    uint32_t maskEither = (1UL << _NAVIGN) | (1UL << _NUMBRS);
+    uint32_t maskPunctn = 1UL << _PUNCTN;
+    uint32_t maskCoding = 1UL << _CODING;
+
+#ifdef COMBO_PDL
+    return (
+        (state & maskEither)
+        ? (state | maskPunctn) & ~maskCoding  // either  => punctn
+        : (state & ~maskCoding) & ~maskPunctn // neither => neither
+    );
+#endif
+
+    return (
+        (state & maskEither)
+        ? (state & maskEither) == maskEither
+            ? (state & ~maskPunctn) | maskCoding // both    => coding
+            : (state | maskPunctn) & ~maskCoding // either  => punctn
+        : (state & ~maskCoding) & ~maskPunctn    // neither => neither
+    );
+}
+
+__attribute__ ((weak))
+uint32_t layer_state_set_user(uint32_t state) {
+    return update_punctn_coding_layer_state(state);
+}
+
+__attribute__ ((weak))
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    switch (keycode) {
+        case QK_LAYER_TAP_TOGGLE ... QK_LAYER_TAP_TOGGLE_MAX:
+            if (record->event.pressed) {
+                // ensure that the toggled layer is switched off by a single tap
+                layer_off(keycode & 0xFF);
+            }
+            break;
+        case QWERTY:
+            if (record->event.pressed) {
+                set_single_persistent_default_layer(_QWERTY);
+            }
+            return false;
+            break;
+        case PROXIM:
+            if (record->event.pressed) {
+                set_single_persistent_default_layer(_PROXIM);
+            }
+            return false;
+            break;
+        // KC_LBRC, KC_NUHS, KC_GRV, KC_RBRC [#`]
+        // These four keys are unshifted in the UK layout and should be sent as such.
+        case KU_LBRC:
+            return unshifted(KC_LBRC, record);
+        case KU_NUHS:
+            return unshifted(KC_NUHS, record);
+        case KU_GRV:
+            return unshifted(KC_GRV, record);
+        case KU_RBRC:
+            return unshifted(KC_RBRC, record);
+        case KC_ESC:
+            if (!record->event.pressed) {
+                layer_off(_NUMBRS);
+                layer_off(_NAVIGN);
+                layer_off(_PUNCTN);
+                layer_off(_CODING);
+            }
+            return true;
+    }
+    return true;
+}
+
+#ifdef COMBO_PDL
+enum combos {
+    VCOMBO_PU,
+    VCOMBO_NU,
+    VCOMBO_EU,
+    VCOMBO_IU,
+    VCOMBO_LU,
+    VCOMBO_PD,
+    VCOMBO_ND,
+    VCOMBO_ED,
+    VCOMBO_ID,
+    VCOMBO_LD,
+    HCOMBO_JR,
+    HCOMBO_UR,
+    HCOMBO_PR,
+    HCOMBO_MR,
+    HCOMBO_HR,
+    XCOMBO_LEFT,
+    XCOMBO_RIGHT,
+    XCOMBO_UP,
+    XCOMBO_DOWN,
+    XCOMBO_ENTER,
+    XCOMBO_DEL,
+    XCOMBO_BKSP,
+    XCOMBO_MINS,
+    XCOMBO_TAB,
+    XCOMBO_UNDO,
+    XCOMBO_REDO,
+    XCOMBO_PGUP,
+    XCOMBO_PGDN
+};
+
+const uint16_t PROGMEM vcombo_pu[] = {KC_J,    KC_P, COMBO_END};
+const uint16_t PROGMEM vcombo_nu[] = {KC_Y,    KC_N, COMBO_END};
+const uint16_t PROGMEM vcombo_eu[] = {KC_O,    KC_E, COMBO_END};
+const uint16_t PROGMEM vcombo_iu[] = {KC_U,    KC_I, COMBO_END};
+const uint16_t PROGMEM vcombo_lu[] = {KC_QUOT, KC_L, COMBO_END};
+const uint16_t PROGMEM vcombo_pd[] = {KC_M,    KC_P, COMBO_END};
+const uint16_t PROGMEM vcombo_nd[] = {KC_H,    KC_N, COMBO_END};
+const uint16_t PROGMEM vcombo_ed[] = {KC_COMM, KC_E, COMBO_END};
+const uint16_t PROGMEM vcombo_id[] = {KC_DOT,  KC_I, COMBO_END};
+const uint16_t PROGMEM vcombo_ld[] = {KC_SLSH, KC_L, COMBO_END};
+const uint16_t PROGMEM hcombo_jr[] = {KC_J,    KC_Y, COMBO_END};
+const uint16_t PROGMEM hcombo_ur[] = {KC_QUOT, KC_U, COMBO_END};
+const uint16_t PROGMEM hcombo_pr[] = {KC_P,    KC_N, COMBO_END};
+const uint16_t PROGMEM hcombo_mr[] = {KC_M,    KC_H, COMBO_END};
+const uint16_t PROGMEM hcombo_hr[] = {KC_COMM, KC_H, COMBO_END};
+
+const uint16_t PROGMEM xcombo_left[]   = {KC_K, KC_P, COMBO_END};
+const uint16_t PROGMEM xcombo_right[]  = {KC_M, KC_G, COMBO_END};
+const uint16_t PROGMEM xcombo_up[]     = {KC_B, KC_J, COMBO_END};
+const uint16_t PROGMEM xcombo_down[]   = {KC_K, KC_M, COMBO_END};
+const uint16_t PROGMEM xcombo_enter[]  = {KC_G, KC_P, COMBO_END};
+const uint16_t PROGMEM xcombo_del[]    = {KC_M, KC_B, COMBO_END};
+const uint16_t PROGMEM xcombo_bksp[]   = {KC_K, KC_J, COMBO_END};
+const uint16_t PROGMEM xcombo_mins[]   = {KC_V, KC_H, COMBO_END};
+const uint16_t PROGMEM xcombo_tab[]    = {KC_V, KC_K, COMBO_END};
+const uint16_t PROGMEM xcombo_undo[]   = {KC_V, KC_J, COMBO_END};
+const uint16_t PROGMEM xcombo_redo[]   = {KC_B, KC_H, COMBO_END};
+const uint16_t PROGMEM xcombo_pgup[]   = {KC_G, KC_B, COMBO_END};
+const uint16_t PROGMEM xcombo_pgdn[]   = {KC_G, KC_K, COMBO_END};
+
+combo_t key_combos[COMBO_COUNT] = {
+    [VCOMBO_PU] = COMBO(vcombo_pu, KC_CIRC),
+    [VCOMBO_NU] = COMBO(vcombo_nu, KC_LBRC),
+    [VCOMBO_EU] = COMBO(vcombo_eu, LSFT(KC_9)),
+    [VCOMBO_IU] = COMBO(vcombo_iu, LSFT(KC_0)),
+    [VCOMBO_LU] = COMBO(vcombo_lu, KC_RBRC),
+    [VCOMBO_PD] = COMBO(vcombo_pd, LSFT(KC_7)),
+    [VCOMBO_ND] = COMBO(vcombo_nd, KC_EQL),
+    [VCOMBO_ED] = COMBO(vcombo_ed, KC_MINS),
+    [VCOMBO_ID] = COMBO(vcombo_id, LSFT(KC_1)),
+    [VCOMBO_LD] = COMBO(vcombo_ld, LSFT(KC_5)),
+    [HCOMBO_JR] = COMBO(hcombo_jr, KC_GRV),
+    [HCOMBO_UR] = COMBO(hcombo_ur, LSFT(KC_2)),
+    [HCOMBO_PR] = COMBO(hcombo_pr, LSFT(KC_8)),
+    [HCOMBO_MR] = COMBO(hcombo_mr, KC_NUHS),
+    [HCOMBO_HR] = COMBO(hcombo_hr, KC_NUBS),
+
+    [XCOMBO_LEFT]   = COMBO(xcombo_left,  KC_LEFT),
+    [XCOMBO_RIGHT]  = COMBO(xcombo_right, KC_RGHT),
+    [XCOMBO_UP]     = COMBO(xcombo_up,    KC_UP),
+    [XCOMBO_DOWN]   = COMBO(xcombo_down,  KC_DOWN),
+    [XCOMBO_ENTER]  = COMBO(xcombo_enter, KC_ENT),
+    [XCOMBO_DEL]    = COMBO(xcombo_del,   KC_DEL),
+    [XCOMBO_BKSP]   = COMBO(xcombo_bksp,  KC_BSPC),
+    [XCOMBO_MINS]   = COMBO(xcombo_mins,  KC_MINS),
+    [XCOMBO_TAB]    = COMBO(xcombo_tab,   KC_TAB),
+    [XCOMBO_UNDO]   = COMBO(xcombo_undo,  LCTL(KC_Y)),
+    [XCOMBO_REDO]   = COMBO(xcombo_redo,  LCTL(KC_Z)),
+    [XCOMBO_PGUP]   = COMBO(xcombo_pgup,  KC_PGUP),
+    [XCOMBO_PGDN]   = COMBO(xcombo_pgdn,  KC_PGDN)
+};
+
+#endif