ploopy trackball - mousewheel accumulator for vial keymap

jamiethemorris · Aug 12, 2023 · b089d64 · b089d64
1 parent 768ea5c
commit b089d64
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Showing 4 changed files with 60 additions and 4 deletions.
diff --git a/keyboards/ploopyco/trackball/keymaps/custom/config.h b/keyboards/ploopyco/trackball/keymaps/custom/config.h
@@ -16,6 +16,7 @@
 #define NO_ACTION_ONESHOT
 #define MIDI_ADVANCED
 
+#define SCROLL_USER
 #define HANDLE_DPI_CHANGE_FUNCTION
 #define EXTRA_USER_KEYCODES
 #define SCROLL_THRESHOLD 3

diff --git a/keyboards/ploopyco/trackball/keymaps/vial/config.h b/keyboards/ploopyco/trackball/keymaps/vial/config.h
@@ -7,7 +7,10 @@
 #define PLOOPY_DRAGSCROLL_INVERT 0
 #define PLOOPY_DRAGSCROLL_DPI 100
 #define PLOOPY_DRAGSCROLL_DENOMINATOR 10 // Number for drag scroll accumulator
-
 #define DYNAMIC_KEYMAP_LAYER_COUNT 5
 
-#define VIAL_KEYBOARD_UID {0x56, 0xDB, 0x30, 0x67, 0xA4, 0xD3, 0x69, 0xBC}
+#define VIAL_KEYBOARD_UID {0x56, 0xDB, 0x30, 0x67, 0xA4, 0xD3, 0x69, 0xBC}
+
+#define SCROLL_USER
+#define SCROLL_THRESHOLD 3
+#define SCROLL_MULTIPLIER 3
diff --git a/keyboards/ploopyco/trackball/keymaps/vial/keymap.c b/keyboards/ploopyco/trackball/keymaps/vial/keymap.c
@@ -16,8 +16,9 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include QMK_KEYBOARD_H
-/* #include "../../trackball.h"
+#include "../../trackball.h"
 
+/*
 layer_state_t layer_state_set_user(layer_state_t state) {
     // Check if layer 1 is active
     if (layer_state_cmp(state, 1)) {
@@ -30,6 +31,54 @@ layer_state_t layer_state_set_user(layer_state_t state) {
     return state;
 } */
 
+bool wheel_layers = false;
+static int scroll_accumulator = 0;
+
+void mousewheel_updown(int dir) {
+    encoder_update_kb(0, dir > 0);
+}
+
+void mousewheel_accumulator(int dir) {
+    scroll_accumulator += dir;
+
+    if (abs(scroll_accumulator) >= SCROLL_THRESHOLD) {
+        // If the accumulated value reaches the threshold, multiply the effect
+        int multiplier = (abs(scroll_accumulator) >= SCROLL_THRESHOLD) ? SCROLL_MULTIPLIER : 1;
+        bool scroll_up = scroll_accumulator > 0;
+        for (int i = 0; i < multiplier; i++) {
+            encoder_update_kb(0, scroll_up);
+        }
+        scroll_accumulator = 0; // Reset the accumulator after processing
+    }
+}
+
+void process_wheel_user(int dir) {
+    if (wheel_layers) {
+        switch (get_highest_layer(layer_state)) {
+            case 0:
+                mousewheel_accumulator(dir);
+                break;
+            case 1:
+                mousewheel_updown(dir);
+                break;
+            case 2:
+                mousewheel_updown(dir);
+                break;
+            case 3:
+                mousewheel_updown(dir);
+                break;
+            case 4:
+                mousewheel_updown(dir);
+                break;
+            default:
+                mousewheel_updown(dir);
+                break;
+        }
+    } else {
+        mousewheel_accumulator(dir);
+    }
+}
+
 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
     [0] = LAYOUT( /* Base */
         KC_BTN1, KC_BTN3, KC_BTN2,

diff --git a/keyboards/ploopyco/trackball/trackball.c b/keyboards/ploopyco/trackball/trackball.c
@@ -123,8 +123,11 @@ void process_wheel(void) {
     int dir = opt_encoder_handler(p1, p2);
 
     if (dir == 0) return;
+#ifdef SCROLL_USER
         process_wheel_user(dir);
-        // encoder_update_kb(0, dir > 0);
+#else
+        encoder_update_kb(0, dir > 0);
+#endif
 }
 
 report_mouse_t pointing_device_task_kb(report_mouse_t mouse_report) {