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-rw-r--r--keyboards/40percentclub/nano/keymaps/drashna/keymap.c111
-rw-r--r--keyboards/40percentclub/nano/keymaps/drashna/rules.mk5
2 files changed, 116 insertions, 0 deletions
diff --git a/keyboards/40percentclub/nano/keymaps/drashna/keymap.c b/keyboards/40percentclub/nano/keymaps/drashna/keymap.c
new file mode 100644
index 0000000000..6c5b974572
--- /dev/null
+++ b/keyboards/40percentclub/nano/keymaps/drashna/keymap.c
@@ -0,0 +1,111 @@
+#include QMK_KEYBOARD_H
+#include "drashna.h"
+#include "analog.c"
+#include "pointing_device.h"
+#include "pincontrol.h"
+
+
+#define KC_X0 LT(_FN, KC_ESC)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ [_QWERTY] = LAYOUT(
+ KC_VOLU, KC_MPLY, KC_MPRV, RESET,
+ KC_VOLD, KC_MUTE, KC_MNXT, RESET
+ ),
+
+};
+
+// 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 = analogRead(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) {
+ return 0;
+ } else {
+ float percent = (float)coordinate / 100;
+ if (keyboard_report->mods & MOD_BIT(KC_LSFT)) {
+ return percent * precisionSpeed * polarity * (abs(coordinate) / speedRegulator);
+ } else {
+ return percent * maxCursorSpeed * polarity * (abs(coordinate) / speedRegulator);
+ }
+ }
+}
+
+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(xPin, xOrigin, maxCursorSpeed, xPolarity);
+ report.y = axisToMouseComponent(yPin, yOrigin, maxCursorSpeed, yPolarity);
+ }
+ //
+ if (!readPin(swPin)) {
+ 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(swPin);
+ // Account for drift
+ xOrigin = analogRead(xPin);
+ yOrigin = analogRead(yPin);
+}
diff --git a/keyboards/40percentclub/nano/keymaps/drashna/rules.mk b/keyboards/40percentclub/nano/keymaps/drashna/rules.mk
new file mode 100644
index 0000000000..06110a0a2e
--- /dev/null
+++ b/keyboards/40percentclub/nano/keymaps/drashna/rules.mk
@@ -0,0 +1,5 @@
+POINTING_DEVICE_ENABLE = yes
+RGBLIGHT_ENABLE = no
+CONSOLE_ENABLE = no
+
+BOOTLOADER = qmk-dfu