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-rw-r--r--keyboards/kyria/keymaps/gotham/thumbstick.h98
1 files changed, 98 insertions, 0 deletions
diff --git a/keyboards/kyria/keymaps/gotham/thumbstick.h b/keyboards/kyria/keymaps/gotham/thumbstick.h
new file mode 100644
index 0000000000..aff939c746
--- /dev/null
+++ b/keyboards/kyria/keymaps/gotham/thumbstick.h
@@ -0,0 +1,98 @@
+#pragma once
+
+typedef enum {
+ THUMBSTICK_MODE_MOUSE = 0,
+ THUMBSTICK_MODE_ARROWS,
+ THUMBSTICK_MODE_SCROLL,
+ _THUMBSTICK_MODE_LAST // Do not use, except for looping through enum values
+} thumbstick_mode_t;
+
+// Parameters
+#define THUMBSTICK_DEAD_ZONE 90 // Values below this are ignored (deadzone)
+#define THUMBSTICK_FINE_ZONE 180 // Values below this enable fine movement
+
+#define THUMBSTICK_MODE THUMBSTICK_MODE_MOUSE
+#define THUMBSTICK_SPEED 256
+#define THUMBSTICK_FINE_SPEED 96
+#define THUMBSTICK_SCROLL_SPEED 1
+
+#define THUMBSTICK_EIGHT_AXIS true
+#define THUMBSTICK_AXIS_SEPARATION 0.5f
+
+// Implicit and derived constants
+#define THUMBSTICK_TIMEOUT 10 // Mouse report throttling time in ms
+#define THUMBSTICK_SCROLL_TIMEOUT 200 // Mouse scroll throttling time in ms
+#define THUMBSTICK_RANGE_START 0
+#define THUMBSTICK_RANGE_STOP 1023
+#define THUMBSTICK_RANGE_CENTER (THUMBSTICK_RANGE_STOP - THUMBSTICK_RANGE_START + 1) / 2
+#define THUMBSTICK_RANGE_MOVEMENT (THUMBSTICK_RANGE_CENTER - THUMBSTICK_DEAD_ZONE)
+
+#include "timer.h"
+#include "analog.h"
+#include "split_util.h"
+#include "pointing_device.h"
+
+#if defined THUMBSTICK_DEBUG
+# include "print.h"
+uint16_t rawX;
+uint16_t rawY;
+uint16_t distX;
+uint16_t distY;
+uint16_t thumbstickLogTimer;
+#endif
+
+typedef struct {
+ thumbstick_mode_t mode;
+ uint16_t deadZone;
+ uint16_t fineZone;
+ uint16_t speed;
+ uint16_t fineSpeed;
+ float axisSeparation;
+ bool eightAxis;
+} thumbstick_config_t;
+
+typedef struct {
+ int16_t x;
+ int16_t y;
+} thumbstick_vector_t;
+
+typedef struct {
+ bool up;
+ bool right;
+ bool down;
+ bool left;
+} thumbstick_direction_t;
+
+typedef struct {
+ thumbstick_config_t config;
+ thumbstick_vector_t vector;
+ thumbstick_direction_t direction;
+ thumbstick_direction_t lastDirection;
+ report_mouse_t report;
+} thumbstick_state_t;
+
+uint16_t thumbstickTimer;
+uint16_t thumbstickScrollTimer;
+
+thumbstick_state_t thumbstick_state;
+
+void thumbstick_mode_set(thumbstick_mode_t mode);
+
+thumbstick_mode_t thumbstick_mode_get(void);
+
+void thumbstick_mode_cycle(bool reverse);
+
+void thumbstick_init(void);
+
+// Axis-level wrapper to read raw value, do logging and calculate speed
+int16_t thumbstick_get_component(uint8_t pin);
+
+// Get mouse speed
+int16_t thumbstick_get_mouse_speed(int16_t component);
+
+// Fix direction within one of 8 axes (or 4 if 8-axis is disabled)
+thumbstick_direction_t thumbstick_get_discretized_direction(thumbstick_vector_t vector, float axisSeparation, bool eightAxis);
+
+void thumbstick_process(void);
+
+void update_keycode_status(uint16_t keycode, bool last, bool current);