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Decouple mouse cursor and mouse wheel in accelerated mode (#6685)

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* Decouples mouse cursor and mouse wheel movements in accelerated mode.

* Fixed comment indentation.

* Updated docs

Co-authored-by: Francis LAN <francislan@google.com>
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francislan 2020-03-13 09:49:44 -07:00 • committed by GitHub
parent 28d94b7248
commit 3cd2a27ac0
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3 changed files with 56 additions and 25 deletions
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72
tmk_core/common/mousekey.c
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@ -39,6 +39,9 @@ static uint16_t last_timer = 0;
#ifndef MK_3_SPEED
static uint16_t last_timer_c = 0;
static uint16_t last_timer_w = 0;
/*
* Mouse keys acceleration algorithm
* http://en.wikipedia.org/wiki/Mouse_keys
@ -56,6 +59,10 @@ uint8_t mk_time_to_max = MOUSEKEY_TIME_TO_MAX;
/* ramp used to reach maximum pointer speed (NOT SUPPORTED) */
// int8_t mk_curve = 0;
/* wheel params */
/* milliseconds between the initial key press and first repeated motion event (0-2550) */
uint8_t mk_wheel_delay = MOUSEKEY_WHEEL_DELAY / 10;
/* milliseconds between repeated motion events (0-255) */
uint8_t mk_wheel_interval = MOUSEKEY_WHEEL_INTERVAL;
uint8_t mk_wheel_max_speed = MOUSEKEY_WHEEL_MAX_SPEED;
uint8_t mk_wheel_time_to_max = MOUSEKEY_WHEEL_TIME_TO_MAX;
@ -96,33 +103,48 @@ static uint8_t wheel_unit(void) {
}
void mousekey_task(void) {
if (timer_elapsed(last_timer) < (mousekey_repeat ? mk_interval : mk_delay * 10)) {
return;
}
if (mouse_report.x == 0 && mouse_report.y == 0 && mouse_report.v == 0 && mouse_report.h == 0) {
return;
}
if (mousekey_repeat != UINT8_MAX) mousekey_repeat++;
if (mouse_report.x > 0) mouse_report.x = move_unit();
if (mouse_report.x < 0) mouse_report.x = move_unit() * -1;
if (mouse_report.y > 0) mouse_report.y = move_unit();
if (mouse_report.y < 0) mouse_report.y = move_unit() * -1;
/* diagonal move [1/sqrt(2)] */
if (mouse_report.x && mouse_report.y) {
mouse_report.x = times_inv_sqrt2(mouse_report.x);
if (mouse_report.x == 0) {
mouse_report.x = 1;
}
mouse_report.y = times_inv_sqrt2(mouse_report.y);
if (mouse_report.y == 0) {
mouse_report.y = 1;
// report cursor and scroll movement independently
report_mouse_t const tmpmr = mouse_report;
if ((mouse_report.x || mouse_report.y) &&
timer_elapsed(last_timer_c) > (mousekey_repeat ? mk_interval : mk_delay * 10)) {
if (mousekey_repeat != UINT8_MAX) mousekey_repeat++;
mouse_report.v = 0;
mouse_report.h = 0;
if (mouse_report.x > 0) mouse_report.x = move_unit();
if (mouse_report.x < 0) mouse_report.x = move_unit() * -1;
if (mouse_report.y > 0) mouse_report.y = move_unit();
if (mouse_report.y < 0) mouse_report.y = move_unit() * -1;
/* diagonal move [1/sqrt(2)] */
if (mouse_report.x && mouse_report.y) {
mouse_report.x = times_inv_sqrt2(mouse_report.x);
if (mouse_report.x == 0) { mouse_report.x = 1; }
mouse_report.y = times_inv_sqrt2(mouse_report.y);
if (mouse_report.y == 0) { mouse_report.y = 1; }
}
mousekey_send();
last_timer_c = last_timer;
mouse_report = tmpmr;
}
if ((mouse_report.v || mouse_report.h) &&
timer_elapsed(last_timer_w) > (mousekey_repeat ? mk_wheel_interval: mk_wheel_delay * 10)) {
if (mousekey_repeat != UINT8_MAX) mousekey_repeat++;
mouse_report.x = 0;
mouse_report.y = 0;
if (mouse_report.v > 0) mouse_report.v = wheel_unit();
if (mouse_report.v < 0) mouse_report.v = wheel_unit() * -1;
if (mouse_report.h > 0) mouse_report.h = wheel_unit();
if (mouse_report.h < 0) mouse_report.h = wheel_unit() * -1;
/* diagonal move [1/sqrt(2)] */
if (mouse_report.v && mouse_report.h) {
mouse_report.v = times_inv_sqrt2(mouse_report.v);
if (mouse_report.v == 0) { mouse_report.v = 1; }
mouse_report.h = times_inv_sqrt2(mouse_report.h);
if (mouse_report.h == 0) { mouse_report.h = 1; }
}
mousekey_send();
last_timer_w = last_timer;
mouse_report = tmpmr;
}
if (mouse_report.v > 0) mouse_report.v = wheel_unit();
if (mouse_report.v < 0) mouse_report.v = wheel_unit() * -1;
if (mouse_report.h > 0) mouse_report.h = wheel_unit();
if (mouse_report.h < 0) mouse_report.h = wheel_unit() * -1;
mousekey_send();
}
void mousekey_on(uint8_t code) {