Rework and expand Pointing Device support (#14343)

Co-authored-by: Dasky <32983009+daskygit@users.noreply.github.com>

3 files changed, 27 insertions, 101 deletions

diff --git a/keyboards/40percentclub/nano/keymaps/drashna/config.h b/keyboards/40percentclub/nano/keymaps/drashna/config.h
new file mode 100644
index 0000000000..411ee8a81b
--- /dev/null
+++ b/keyboards/40percentclub/nano/keymaps/drashna/config.h
@@ -0,0 +1,22 @@
+/* Copyright 2020 Christopher Courtney, aka Drashna Jael're  (@drashna) <drashna@live.com>
+ *
+ * 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/>.
+ */
+
+#pragma once
+
+#define ANALOG_JOYSTICK_X_AXIS_PIN B4
+#define ANALOG_JOYSTICK_Y_AXIS_PIN B5
+
+#define ANALOG_JOYSTICK_CLICK_PIN E6
diff --git a/keyboards/40percentclub/nano/keymaps/drashna/keymap.c b/keyboards/40percentclub/nano/keymaps/drashna/keymap.c
index 13f89dd53d..cc5991d7a2 100644
--- a/keyboards/40percentclub/nano/keymaps/drashna/keymap.c
+++ b/keyboards/40percentclub/nano/keymaps/drashna/keymap.c
@@ -29,98 +29,3 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 };
 // clang-format on
-
-// Joystick
-// Set Pins
-// uint8_t xPin  = 8;   // VRx / /B4
-// uint8_t yPin  = 7;   // VRy // B5
-uint8_t swPin = E6;  // SW
-
-// Set Parameters
-uint16_t minAxisValue = 0;
-uint16_t maxAxisValue = 1023;
-
-uint8_t maxCursorSpeed = 2;
-uint8_t precisionSpeed = 1;
-uint8_t speedRegulator = 20;  // Lower Values Create Faster Movement
-
-int8_t xPolarity = 1;
-int8_t yPolarity = 1;
-
-uint8_t cursorTimeout = 10;
-
-int16_t xOrigin, yOrigin;
-
-uint16_t lastCursor = 0;
-
-int16_t axisCoordinate(uint8_t pin, uint16_t origin) {
-    int8_t  direction;
-    int16_t distanceFromOrigin;
-    int16_t range;
-
-    int16_t position = analogReadPin(pin);
-
-    if (origin == position) {
-        return 0;
-    } else if (origin > position) {
-        distanceFromOrigin = origin - position;
-        range              = origin - minAxisValue;
-        direction          = -1;
-    } else {
-        distanceFromOrigin = position - origin;
-        range              = maxAxisValue - origin;
-        direction          = 1;
-    }
-
-    float   percent    = (float)distanceFromOrigin / range;
-    int16_t coordinate = (int16_t)(percent * 100);
-    if (coordinate < 0) {
-        return 0;
-    } else if (coordinate > 100) {
-        return 100 * direction;
-    } else {
-        return coordinate * direction;
-    }
-}
-
-int8_t axisToMouseComponent(uint8_t pin, int16_t origin, uint8_t maxSpeed, int8_t polarity) {
-    int coordinate = axisCoordinate(pin, origin);
-    if (coordinate != 0) {
-        float percent = (float)coordinate / 100;
-        if (get_mods() & MOD_BIT(KC_LSFT)) {
-            return percent * precisionSpeed * polarity * (abs(coordinate) / speedRegulator);
-        } else {
-            return percent * maxCursorSpeed * polarity * (abs(coordinate) / speedRegulator);
-        }
-    } else {
-        return 0;
-    }
-}
-
-void pointing_device_task(void) {
-    report_mouse_t report = pointing_device_get_report();
-
-    // todo read as one vector
-    if (timer_elapsed(lastCursor) > cursorTimeout) {
-        lastCursor = timer_read();
-        report.x   = axisToMouseComponent(B4, xOrigin, maxCursorSpeed, xPolarity);
-        report.y   = axisToMouseComponent(B5, yOrigin, maxCursorSpeed, yPolarity);
-    }
-    //
-    if (!readPin(E6)) {
-        report.buttons |= MOUSE_BTN1;
-    } else {
-        report.buttons &= ~MOUSE_BTN1;
-    }
-
-    pointing_device_set_report(report);
-    pointing_device_send();
-}
-
-void matrix_init_keymap(void) {
-    // init pin? Is needed?
-    setPinInputHigh(E6);
-    // Account for drift
-    xOrigin = analogReadPin(B4);
-    yOrigin = analogReadPin(B5);
-}
diff --git a/keyboards/40percentclub/nano/keymaps/drashna/rules.mk b/keyboards/40percentclub/nano/keymaps/drashna/rules.mk
index 2b72a112b0..aa7966a8b5 100644
--- a/keyboards/40percentclub/nano/keymaps/drashna/rules.mk
+++ b/keyboards/40percentclub/nano/keymaps/drashna/rules.mk
@@ -1,7 +1,6 @@
-POINTING_DEVICE_ENABLE 		= yes
-RGBLIGHT_ENABLE          	= no
-CONSOLE_ENABLE 				= no
+POINTING_DEVICE_ENABLE 	    = yes
+POINTING_DEVICE_DRIVER      = analog_joystick
+RGBLIGHT_ENABLE             = no
+CONSOLE_ENABLE              = no
 
-BOOTLOADER 					= qmk-dfu
-
-SRC += analog.c
+BOOTLOADER                  = qmk-dfu