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Add subset of Xorg MouseKey acceleration parameters.

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This commit is contained in:
tmk 2012-10-10 15:31:00 +09:00
commit 0a70be9a97
1 changed files with 75 additions and 29 deletions
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104
common/mousekey.c
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@ -32,41 +32,87 @@ static uint8_t mousekey_repeat = 0;
static void mousekey_debug(void);
/*
* TODO: fix acceleration algorithm
* see wikipedia http://en.wikipedia.org/wiki/Mouse_keys
*/
#ifndef MOUSEKEY_DELAY_TIME
# define MOUSEKEY_DELAY_TIME 100
/* max value on report descriptor */
#define MOUSEKEY_MOVE_MAX 127
#define MOUSEKEY_WHEEL_MAX 15
#ifndef MOUSEKEY_MOVE_DELTA
#define MOUSEKEY_MOVE_DELTA 5
#endif
#ifndef MOUSEKEY_WHEEL_DELTA
#define MOUSEKEY_WHEEL_DELTA 1
#endif
#ifndef MOUSEKEY_DELAY
#define MOUSEKEY_DELAY 300
#endif
#ifndef MOUSEKEY_INTERVAL
#define MOUSEKEY_INTERVAL 50
#endif
#ifndef MOUSEKEY_MAX_SPEED
#define MOUSEKEY_MAX_SPEED 10
#endif
#ifndef MOUSEKEY_TIME_TO_MAX
#define MOUSEKEY_TIME_TO_MAX 20
#endif
#ifndef MOUSEKEY_WHEEL_MAX_SPEED
#define MOUSEKEY_WHEEL_MAX_SPEED 8
#endif
#ifndef MOUSEKEY_WHEEL_TIME_TO_MAX
#define MOUSEKEY_WHEEL_TIME_TO_MAX 40
#endif
#define MOUSEKEY_MOVE_INIT 5
#define MOUSEKEY_WHEEL_INIT 1
#define MOUSEKEY_MOVE_ACCEL 5
#define MOUSEKEY_WHEEL_ACCEL 1
/*
* Mouse keys acceleration algorithm
* http://en.wikipedia.org/wiki/Mouse_keys
*
* speed = delta * max_speed * (repeat / time_to_max)**((1000+curve)/1000)
*/
/* milliseconds between the initial key press and first repeated motion event (0-2550) */
static uint8_t mk_delay = MOUSEKEY_DELAY/10;
/* milliseconds between repeated motion events (0-255) */
static uint8_t mk_interval = MOUSEKEY_INTERVAL;
/* steady speed (in action_delta units) applied each event (0-255) */
static uint8_t mk_max_speed = MOUSEKEY_MAX_SPEED;
/* number of events (count) accelerating to steady speed (0-255) */
static uint8_t mk_time_to_max = MOUSEKEY_TIME_TO_MAX;
/* ramp used to reach maximum pointer speed (NOT SUPPORTED) */
//static int8_t mk_curve = 0;
static uint8_t mk_wheel_max_speed = MOUSEKEY_WHEEL_MAX_SPEED;
static uint8_t mk_wheel_time_to_max = MOUSEKEY_WHEEL_TIME_TO_MAX;
static uint16_t last_timer = 0;
// acceleration parameters
//uint8_t mousekey_move_unit = 2;
//uint8_t mousekey_resolution = 5;
static inline uint8_t move_unit(void)
static uint8_t move_unit(void)
{
uint16_t unit = MOUSEKEY_MOVE_INIT + MOUSEKEY_MOVE_ACCEL * mousekey_repeat;
return (unit > 63 ? 63 : unit);
uint16_t unit;
if (mousekey_repeat > mk_time_to_max) {
unit = MOUSEKEY_MOVE_DELTA * mk_max_speed;
} else {
unit = (MOUSEKEY_MOVE_DELTA * mk_max_speed * mousekey_repeat) / mk_time_to_max;
}
if (unit == 0) return 1;
return (unit > MOUSEKEY_MOVE_MAX ? MOUSEKEY_MOVE_MAX : unit);
}
static inline uint8_t wheel_unit(void)
static uint8_t wheel_unit(void)
{
uint16_t unit = MOUSEKEY_WHEEL_INIT + MOUSEKEY_WHEEL_ACCEL * mousekey_repeat;
return (unit > 15 ? 15 : unit);
uint16_t unit;
if (mousekey_repeat > mk_time_to_max) {
unit = MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed;
} else {
unit = (MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed * mousekey_repeat) / mk_time_to_max;
}
if (unit == 0) return 1;
return (unit > MOUSEKEY_WHEEL_MAX ? MOUSEKEY_WHEEL_MAX : unit);
}
void mousekey_task(void)
{
if (timer_elapsed(last_timer) < MOUSEKEY_DELAY_TIME)
if (timer_elapsed(last_timer) < (mousekey_repeat ? mk_interval : mk_delay*10))
return;
if (report.x == 0 && report.y == 0 && report.v == 0 && report.h == 0)
@ -96,14 +142,14 @@ void mousekey_task(void)
void mousekey_on(uint8_t code)
{
if (code == KC_MS_UP) report.y = MOUSEKEY_MOVE_INIT * -1;
else if (code == KC_MS_DOWN) report.y = MOUSEKEY_MOVE_INIT;
else if (code == KC_MS_LEFT) report.x = MOUSEKEY_MOVE_INIT * -1;
else if (code == KC_MS_RIGHT) report.x = MOUSEKEY_MOVE_INIT;
else if (code == KC_MS_WH_UP) report.v = MOUSEKEY_WHEEL_INIT;
else if (code == KC_MS_WH_DOWN) report.v = MOUSEKEY_WHEEL_INIT * -1;
else if (code == KC_MS_WH_LEFT) report.h = MOUSEKEY_WHEEL_INIT * -1;
else if (code == KC_MS_WH_RIGHT) report.h = MOUSEKEY_WHEEL_INIT;
if (code == KC_MS_UP) report.y = MOUSEKEY_MOVE_DELTA * -1;
else if (code == KC_MS_DOWN) report.y = MOUSEKEY_MOVE_DELTA;
else if (code == KC_MS_LEFT) report.x = MOUSEKEY_MOVE_DELTA * -1;
else if (code == KC_MS_RIGHT) report.x = MOUSEKEY_MOVE_DELTA;
else if (code == KC_MS_WH_UP) report.v = MOUSEKEY_WHEEL_DELTA;
else if (code == KC_MS_WH_DOWN) report.v = MOUSEKEY_WHEEL_DELTA * -1;
else if (code == KC_MS_WH_LEFT) report.h = MOUSEKEY_WHEEL_DELTA * -1;
else if (code == KC_MS_WH_RIGHT) report.h = MOUSEKEY_WHEEL_DELTA;
else if (code == KC_MS_BTN1) report.buttons |= MOUSE_BTN1;
else if (code == KC_MS_BTN2) report.buttons |= MOUSE_BTN2;
else if (code == KC_MS_BTN3) report.buttons |= MOUSE_BTN3;