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qmk_firmware-mirror/quantum/mousekey.c
Ryan f8596b40a4
Normalise mouse keycodes (#23975)
2024-07-03 18:35:54 +10:00

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/*
* Copyright 2011 Jun Wako <wakojun@gmail.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/>.
*/
#include <stdint.h>
#include <string.h>
#include "keycode.h"
#include "host.h"
#include "timer.h"
#include "print.h"
#include "debug.h"
#include "mousekey.h"
static inline int8_t times_inv_sqrt2(int8_t x) {
// 181/256 (0.70703125) is used as an approximation for 1/sqrt(2)
// because it is close to the exact value which is 0.707106781
const int16_t n = x * 181;
const uint16_t d = 256;
// To ensure that the integer result is rounded accurately after
// division, check the sign of the numerator:
// If negative, subtract half of the denominator before dividing
// Otherwise, add half of the denominator before dividing
return n < 0 ? (n - d / 2) / d : (n + d / 2) / d;
}
static report_mouse_t mouse_report = {0};
static void mousekey_debug(void);
static uint8_t mousekey_accel = 0;
static uint8_t mousekey_repeat = 0;
static uint8_t mousekey_wheel_repeat = 0;
#ifdef MOUSEKEY_INERTIA
static uint8_t mousekey_frame = 0; // track whether gesture is inactive, first frame, or repeating
static int8_t mousekey_x_dir = 0; // -1 / 0 / 1 = left / neutral / right
static int8_t mousekey_y_dir = 0; // -1 / 0 / 0 = up / neutral / down
static int8_t mousekey_x_inertia = 0; // current velocity, limit +/- MOUSEKEY_TIME_TO_MAX
static int8_t mousekey_y_inertia = 0; // ...
#endif
#ifdef MK_KINETIC_SPEED
static uint16_t mouse_timer = 0;
#endif
#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
*
* speed = delta * max_speed * (repeat / time_to_max)**((1000+curve)/1000)
*/
/* milliseconds between the initial key press and first repeated motion event (0-2550) */
uint8_t mk_delay = MOUSEKEY_DELAY / 10;
/* milliseconds between repeated motion events (0-255) */
uint8_t mk_interval = MOUSEKEY_INTERVAL;
/* steady speed (in action_delta units) applied each event (0-255) */
uint8_t mk_max_speed = MOUSEKEY_MAX_SPEED;
/* number of events (count) accelerating to steady speed (0-255) */
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) */
# ifdef MK_KINETIC_SPEED
uint16_t mk_wheel_interval = 1000U / MOUSEKEY_WHEEL_INITIAL_MOVEMENTS;
# else
uint8_t mk_wheel_interval = MOUSEKEY_WHEEL_INTERVAL;
# endif
uint8_t mk_wheel_max_speed = MOUSEKEY_WHEEL_MAX_SPEED;
uint8_t mk_wheel_time_to_max = MOUSEKEY_WHEEL_TIME_TO_MAX;
# ifndef MK_COMBINED
# ifndef MK_KINETIC_SPEED
# ifndef MOUSEKEY_INERTIA
/* Default accelerated mode */
static uint8_t move_unit(void) {
uint16_t unit;
if (mousekey_accel & (1 << 0)) {
unit = (MOUSEKEY_MOVE_DELTA * mk_max_speed) / 4;
} else if (mousekey_accel & (1 << 1)) {
unit = (MOUSEKEY_MOVE_DELTA * mk_max_speed) / 2;
} else if (mousekey_accel & (1 << 2)) {
unit = (MOUSEKEY_MOVE_DELTA * mk_max_speed);
} else if (mousekey_repeat == 0) {
unit = MOUSEKEY_MOVE_DELTA;
} else 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;
}
return (unit > MOUSEKEY_MOVE_MAX ? MOUSEKEY_MOVE_MAX : (unit == 0 ? 1 : unit));
}
# else // MOUSEKEY_INERTIA mode
static int8_t move_unit(uint8_t axis) {
int16_t unit;
// handle X or Y axis
int8_t inertia, dir;
if (axis) {
inertia = mousekey_y_inertia;
dir = mousekey_y_dir;
} else {
inertia = mousekey_x_inertia;
dir = mousekey_x_dir;
}
if (mousekey_frame < 2) { // first frame(s): initial keypress moves one pixel
mousekey_frame = 1;
unit = dir * MOUSEKEY_MOVE_DELTA;
} else { // acceleration
// linear acceleration (is here for reference, but doesn't feel as good during use)
// unit = (MOUSEKEY_MOVE_DELTA * mk_max_speed * inertia) / mk_time_to_max;
// x**2 acceleration (quadratic, more precise for short movements)
int16_t percent = (inertia << 8) / mk_time_to_max;
percent = ((int32_t)percent * percent) >> 8;
if (inertia < 0) percent = -percent;
// unit = sign(inertia) + (percent of max speed)
if (inertia > 0)
unit = 1;
else if (inertia < 0)
unit = -1;
else
unit = 0;
unit = unit + ((mk_max_speed * percent) >> 8);
}
if (unit > MOUSEKEY_MOVE_MAX)
unit = MOUSEKEY_MOVE_MAX;
else if (unit < -MOUSEKEY_MOVE_MAX)
unit = -MOUSEKEY_MOVE_MAX;
return unit;
}
# endif // end MOUSEKEY_INERTIA mode
static uint8_t wheel_unit(void) {
uint16_t unit;
if (mousekey_accel & (1 << 0)) {
unit = (MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed) / 4;
} else if (mousekey_accel & (1 << 1)) {
unit = (MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed) / 2;
} else if (mousekey_accel & (1 << 2)) {
unit = (MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed);
} else if (mousekey_wheel_repeat == 0) {
unit = MOUSEKEY_WHEEL_DELTA;
} else if (mousekey_wheel_repeat >= mk_wheel_time_to_max) {
unit = MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed;
} else {
unit = (MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed * mousekey_wheel_repeat) / mk_wheel_time_to_max;
}
return (unit > MOUSEKEY_WHEEL_MAX ? MOUSEKEY_WHEEL_MAX : (unit == 0 ? 1 : unit));
}
# else /* #ifndef MK_KINETIC_SPEED */
/*
* Kinetic movement acceleration algorithm
*
* current speed = I + A * T/50 + A * (T/50)^2 * 1/2 | maximum B
*
* T: time since the mouse movement started
* E: mouse events per second (set through MOUSEKEY_INTERVAL, UHK sends 250, the
* pro micro on my Signum 3.0 sends only 125!)
* I: initial speed at time 0
* A: acceleration
* B: base mouse travel speed
*/
const uint16_t mk_accelerated_speed = MOUSEKEY_ACCELERATED_SPEED;
const uint16_t mk_base_speed = MOUSEKEY_BASE_SPEED;
const uint16_t mk_decelerated_speed = MOUSEKEY_DECELERATED_SPEED;
const uint16_t mk_initial_speed = MOUSEKEY_INITIAL_SPEED;
static uint8_t move_unit(void) {
uint16_t speed = mk_initial_speed;
if (mousekey_accel & (1 << 0)) {
speed = mk_decelerated_speed;
} else if (mousekey_accel & (1 << 2)) {
speed = mk_accelerated_speed;
} else if (mousekey_repeat && mouse_timer) {
const uint16_t time_elapsed = timer_elapsed(mouse_timer) / 50;
speed = mk_initial_speed + MOUSEKEY_MOVE_DELTA * time_elapsed + (MOUSEKEY_MOVE_DELTA * time_elapsed * time_elapsed) / 2;
if (speed > mk_base_speed) {
speed = mk_base_speed;
}
}
/* convert speed to USB mouse speed 1 to 127 */
speed = (uint8_t)(speed / (1000U / mk_interval));
if (speed > MOUSEKEY_MOVE_MAX) {
speed = MOUSEKEY_MOVE_MAX;
} else if (speed < 1) {
speed = 1;
}
return speed;
}
static uint8_t wheel_unit(void) {
uint16_t speed = MOUSEKEY_WHEEL_INITIAL_MOVEMENTS;
if (mousekey_accel & (1 << 0)) {
speed = MOUSEKEY_WHEEL_DECELERATED_MOVEMENTS;
} else if (mousekey_accel & (1 << 2)) {
speed = MOUSEKEY_WHEEL_ACCELERATED_MOVEMENTS;
} else if (mousekey_wheel_repeat && mouse_timer) {
if (mk_wheel_interval != MOUSEKEY_WHEEL_BASE_MOVEMENTS) {
const uint16_t time_elapsed = timer_elapsed(mouse_timer) / 50;
speed = MOUSEKEY_WHEEL_INITIAL_MOVEMENTS + 1 * time_elapsed + (1 * time_elapsed * time_elapsed) / 2;
}
if (speed > MOUSEKEY_WHEEL_BASE_MOVEMENTS) {
speed = MOUSEKEY_WHEEL_BASE_MOVEMENTS;
}
}
mk_wheel_interval = 1000U / speed;
return 1;
}
# endif /* #ifndef MK_KINETIC_SPEED */
# else /* #ifndef MK_COMBINED */
/* Combined mode */
static uint8_t move_unit(void) {
uint16_t unit;
if (mousekey_accel & (1 << 0)) {
unit = 1;
} else if (mousekey_accel & (1 << 1)) {
unit = (MOUSEKEY_MOVE_DELTA * mk_max_speed) / 2;
} else if (mousekey_accel & (1 << 2)) {
unit = MOUSEKEY_MOVE_MAX;
} else if (mousekey_repeat == 0) {
unit = MOUSEKEY_MOVE_DELTA;
} else 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;
}
return (unit > MOUSEKEY_MOVE_MAX ? MOUSEKEY_MOVE_MAX : (unit == 0 ? 1 : unit));
}
static uint8_t wheel_unit(void) {
uint16_t unit;
if (mousekey_accel & (1 << 0)) {
unit = 1;
} else if (mousekey_accel & (1 << 1)) {
unit = (MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed) / 2;
} else if (mousekey_accel & (1 << 2)) {
unit = MOUSEKEY_WHEEL_MAX;
} else if (mousekey_repeat == 0) {
unit = MOUSEKEY_WHEEL_DELTA;
} else if (mousekey_repeat >= mk_wheel_time_to_max) {
unit = MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed;
} else {
unit = (MOUSEKEY_WHEEL_DELTA * mk_wheel_max_speed * mousekey_repeat) / mk_wheel_time_to_max;
}
return (unit > MOUSEKEY_WHEEL_MAX ? MOUSEKEY_WHEEL_MAX : (unit == 0 ? 1 : unit));
}
# endif /* #ifndef MK_COMBINED */
# ifdef MOUSEKEY_INERTIA
static int8_t calc_inertia(int8_t direction, int8_t velocity) {
// simulate acceleration and deceleration
// deceleration
if ((direction > -1) && (velocity < 0))
velocity = (velocity + 1) * (256 - MOUSEKEY_FRICTION) / 256;
else if ((direction < 1) && (velocity > 0))
velocity = velocity * (256 - MOUSEKEY_FRICTION) / 256;
// acceleration
if ((direction > 0) && (velocity < mk_time_to_max))
velocity++;
else if ((direction < 0) && (velocity > -mk_time_to_max))
velocity--;
return velocity;
}
# endif
void mousekey_task(void) {
// report cursor and scroll movement independently
report_mouse_t tmpmr = mouse_report;
mouse_report.x = 0;
mouse_report.y = 0;
mouse_report.v = 0;
mouse_report.h = 0;
# ifdef MOUSEKEY_INERTIA
// if an animation is in progress and it's time for the next frame
if ((mousekey_frame) && timer_elapsed(last_timer_c) > ((mousekey_frame > 1) ? mk_interval : mk_delay * 10)) {
mousekey_x_inertia = calc_inertia(mousekey_x_dir, mousekey_x_inertia);
mousekey_y_inertia = calc_inertia(mousekey_y_dir, mousekey_y_inertia);
mouse_report.x = move_unit(0);
mouse_report.y = move_unit(1);
// prevent sticky "drift"
if ((!mousekey_x_dir) && (!mousekey_x_inertia)) tmpmr.x = 0;
if ((!mousekey_y_dir) && (!mousekey_y_inertia)) tmpmr.y = 0;
if (mousekey_frame < 2) mousekey_frame++;
}
// reset if not moving and no movement keys are held
if ((!mousekey_x_dir) && (!mousekey_y_dir) && (!mousekey_x_inertia) && (!mousekey_y_inertia)) {
mousekey_frame = 0;
tmpmr.x = 0;
tmpmr.y = 0;
}
# else // default acceleration
if ((tmpmr.x || tmpmr.y) && timer_elapsed(last_timer_c) > (mousekey_repeat ? mk_interval : mk_delay * 10)) {
if (mousekey_repeat != UINT8_MAX) mousekey_repeat++;
if (tmpmr.x != 0) mouse_report.x = move_unit() * ((tmpmr.x > 0) ? 1 : -1);
if (tmpmr.y != 0) mouse_report.y = move_unit() * ((tmpmr.y > 0) ? 1 : -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;
}
}
}
# endif // MOUSEKEY_INERTIA or not
if ((tmpmr.v || tmpmr.h) && timer_elapsed(last_timer_w) > (mousekey_wheel_repeat ? mk_wheel_interval : mk_wheel_delay * 10)) {
if (mousekey_wheel_repeat != UINT8_MAX) mousekey_wheel_repeat++;
if (tmpmr.v != 0) mouse_report.v = wheel_unit() * ((tmpmr.v > 0) ? 1 : -1);
if (tmpmr.h != 0) mouse_report.h = wheel_unit() * ((tmpmr.h > 0) ? 1 : -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;
}
}
}
if (has_mouse_report_changed(&mouse_report, &tmpmr) || should_mousekey_report_send(&mouse_report)) {
mousekey_send();
}
// save the state for later
memcpy(&mouse_report, &tmpmr, sizeof(tmpmr));
}
void mousekey_on(uint8_t code) {
# ifdef MK_KINETIC_SPEED
if (mouse_timer == 0) {
mouse_timer = timer_read();
}
# endif
# ifndef MOUSEKEY_INERTIA
// If mouse report is not zero, the current mousekey press is overlapping
// with another. Restart acceleration for smoother directional transition.
if (mouse_report.x || mouse_report.y || mouse_report.h || mouse_report.v) {
# ifdef MK_KINETIC_SPEED
mouse_timer = timer_read() - (MOUSEKEY_INTERVAL << 2);
# else
mousekey_repeat = MOUSEKEY_MOVE_DELTA;
mousekey_wheel_repeat = MOUSEKEY_WHEEL_DELTA;
# endif
}
# endif // ifndef MOUSEKEY_INERTIA
# ifdef MOUSEKEY_INERTIA
// initial keypress sets impulse and activates first frame of movement
if ((code == QK_MOUSE_CURSOR_UP) || (code == QK_MOUSE_CURSOR_DOWN)) {
mousekey_y_dir = (code == QK_MOUSE_CURSOR_DOWN) ? 1 : -1;
if (mousekey_frame < 2) mouse_report.y = move_unit(1);
} else if ((code == QK_MOUSE_CURSOR_LEFT) || (code == QK_MOUSE_CURSOR_RIGHT)) {
mousekey_x_dir = (code == QK_MOUSE_CURSOR_RIGHT) ? 1 : -1;
if (mousekey_frame < 2) mouse_report.x = move_unit(0);
}
# else // no inertia
if (code == QK_MOUSE_CURSOR_UP)
mouse_report.y = move_unit() * -1;
else if (code == QK_MOUSE_CURSOR_DOWN)
mouse_report.y = move_unit();
else if (code == QK_MOUSE_CURSOR_LEFT)
mouse_report.x = move_unit() * -1;
else if (code == QK_MOUSE_CURSOR_RIGHT)
mouse_report.x = move_unit();
# endif // inertia or not
else if (code == QK_MOUSE_WHEEL_UP)
mouse_report.v = wheel_unit();
else if (code == QK_MOUSE_WHEEL_DOWN)
mouse_report.v = wheel_unit() * -1;
else if (code == QK_MOUSE_WHEEL_LEFT)
mouse_report.h = wheel_unit() * -1;
else if (code == QK_MOUSE_WHEEL_RIGHT)
mouse_report.h = wheel_unit();
else if (IS_MOUSEKEY_BUTTON(code))
mouse_report.buttons |= 1 << (code - QK_MOUSE_BUTTON_1);
else if (code == QK_MOUSE_ACCELERATION_0)
mousekey_accel |= (1 << 0);
else if (code == QK_MOUSE_ACCELERATION_1)
mousekey_accel |= (1 << 1);
else if (code == QK_MOUSE_ACCELERATION_2)
mousekey_accel |= (1 << 2);
}
void mousekey_off(uint8_t code) {
# ifdef MOUSEKEY_INERTIA
// key release clears impulse unless opposite direction is held
if ((code == QK_MOUSE_CURSOR_UP) && (mousekey_y_dir < 1))
mousekey_y_dir = 0;
else if ((code == QK_MOUSE_CURSOR_DOWN) && (mousekey_y_dir > -1))
mousekey_y_dir = 0;
else if ((code == QK_MOUSE_CURSOR_LEFT) && (mousekey_x_dir < 1))
mousekey_x_dir = 0;
else if ((code == QK_MOUSE_CURSOR_RIGHT) && (mousekey_x_dir > -1))
mousekey_x_dir = 0;
# else // no inertia
if (code == QK_MOUSE_CURSOR_UP && mouse_report.y < 0)
mouse_report.y = 0;
else if (code == QK_MOUSE_CURSOR_DOWN && mouse_report.y > 0)
mouse_report.y = 0;
else if (code == QK_MOUSE_CURSOR_LEFT && mouse_report.x < 0)
mouse_report.x = 0;
else if (code == QK_MOUSE_CURSOR_RIGHT && mouse_report.x > 0)
mouse_report.x = 0;
# endif // inertia or not
else if (code == QK_MOUSE_WHEEL_UP && mouse_report.v > 0)
mouse_report.v = 0;
else if (code == QK_MOUSE_WHEEL_DOWN && mouse_report.v < 0)
mouse_report.v = 0;
else if (code == QK_MOUSE_WHEEL_LEFT && mouse_report.h < 0)
mouse_report.h = 0;
else if (code == QK_MOUSE_WHEEL_RIGHT && mouse_report.h > 0)
mouse_report.h = 0;
else if (IS_MOUSEKEY_BUTTON(code))
mouse_report.buttons &= ~(1 << (code - QK_MOUSE_BUTTON_1));
else if (code == QK_MOUSE_ACCELERATION_0)
mousekey_accel &= ~(1 << 0);
else if (code == QK_MOUSE_ACCELERATION_1)
mousekey_accel &= ~(1 << 1);
else if (code == QK_MOUSE_ACCELERATION_2)
mousekey_accel &= ~(1 << 2);
if (mouse_report.x == 0 && mouse_report.y == 0) {
mousekey_repeat = 0;
# ifdef MK_KINETIC_SPEED
mouse_timer = 0;
# endif /* #ifdef MK_KINETIC_SPEED */
}
if (mouse_report.v == 0 && mouse_report.h == 0) mousekey_wheel_repeat = 0;
}
#else /* #ifndef MK_3_SPEED */
enum { mkspd_unmod, mkspd_0, mkspd_1, mkspd_2, mkspd_COUNT };
# ifndef MK_MOMENTARY_ACCEL
static uint8_t mk_speed = mkspd_1;
# else
static uint8_t mk_speed = mkspd_unmod;
static uint8_t mkspd_DEFAULT = mkspd_unmod;
# endif
static uint16_t last_timer_c = 0;
static uint16_t last_timer_w = 0;
uint16_t c_offsets[mkspd_COUNT] = {MK_C_OFFSET_UNMOD, MK_C_OFFSET_0, MK_C_OFFSET_1, MK_C_OFFSET_2};
uint16_t c_intervals[mkspd_COUNT] = {MK_C_INTERVAL_UNMOD, MK_C_INTERVAL_0, MK_C_INTERVAL_1, MK_C_INTERVAL_2};
uint16_t w_offsets[mkspd_COUNT] = {MK_W_OFFSET_UNMOD, MK_W_OFFSET_0, MK_W_OFFSET_1, MK_W_OFFSET_2};
uint16_t w_intervals[mkspd_COUNT] = {MK_W_INTERVAL_UNMOD, MK_W_INTERVAL_0, MK_W_INTERVAL_1, MK_W_INTERVAL_2};
void mousekey_task(void) {
// report cursor and scroll movement independently
report_mouse_t tmpmr = mouse_report;
mouse_report.x = 0;
mouse_report.y = 0;
mouse_report.v = 0;
mouse_report.h = 0;
if ((tmpmr.x || tmpmr.y) && timer_elapsed(last_timer_c) > c_intervals[mk_speed]) {
mouse_report.x = tmpmr.x;
mouse_report.y = tmpmr.y;
}
if ((tmpmr.h || tmpmr.v) && timer_elapsed(last_timer_w) > w_intervals[mk_speed]) {
mouse_report.v = tmpmr.v;
mouse_report.h = tmpmr.h;
}
if (has_mouse_report_changed(&mouse_report, &tmpmr) || should_mousekey_report_send(&mouse_report)) {
mousekey_send();
}
memcpy(&mouse_report, &tmpmr, sizeof(tmpmr));
}
void adjust_speed(void) {
uint16_t const c_offset = c_offsets[mk_speed];
uint16_t const w_offset = w_offsets[mk_speed];
if (mouse_report.x > 0) mouse_report.x = c_offset;
if (mouse_report.x < 0) mouse_report.x = c_offset * -1;
if (mouse_report.y > 0) mouse_report.y = c_offset;
if (mouse_report.y < 0) mouse_report.y = c_offset * -1;
if (mouse_report.h > 0) mouse_report.h = w_offset;
if (mouse_report.h < 0) mouse_report.h = w_offset * -1;
if (mouse_report.v > 0) mouse_report.v = w_offset;
if (mouse_report.v < 0) mouse_report.v = w_offset * -1;
// adjust for diagonals
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;
}
}
if (mouse_report.h && mouse_report.v) {
mouse_report.h = times_inv_sqrt2(mouse_report.h);
mouse_report.v = times_inv_sqrt2(mouse_report.v);
}
}
void mousekey_on(uint8_t code) {
uint16_t const c_offset = c_offsets[mk_speed];
uint16_t const w_offset = w_offsets[mk_speed];
uint8_t const old_speed = mk_speed;
if (code == QK_MOUSE_CURSOR_UP)
mouse_report.y = c_offset * -1;
else if (code == QK_MOUSE_CURSOR_DOWN)
mouse_report.y = c_offset;
else if (code == QK_MOUSE_CURSOR_LEFT)
mouse_report.x = c_offset * -1;
else if (code == QK_MOUSE_CURSOR_RIGHT)
mouse_report.x = c_offset;
else if (code == QK_MOUSE_WHEEL_UP)
mouse_report.v = w_offset;
else if (code == QK_MOUSE_WHEEL_DOWN)
mouse_report.v = w_offset * -1;
else if (code == QK_MOUSE_WHEEL_LEFT)
mouse_report.h = w_offset * -1;
else if (code == QK_MOUSE_WHEEL_RIGHT)
mouse_report.h = w_offset;
else if (IS_MOUSEKEY_BUTTON(code))
mouse_report.buttons |= 1 << (code - QK_MOUSE_BUTTON_1);
else if (code == QK_MOUSE_ACCELERATION_0)
mk_speed = mkspd_0;
else if (code == QK_MOUSE_ACCELERATION_1)
mk_speed = mkspd_1;
else if (code == QK_MOUSE_ACCELERATION_2)
mk_speed = mkspd_2;
if (mk_speed != old_speed) adjust_speed();
}
void mousekey_off(uint8_t code) {
# ifdef MK_MOMENTARY_ACCEL
uint8_t const old_speed = mk_speed;
# endif
if (code == QK_MOUSE_CURSOR_UP && mouse_report.y < 0)
mouse_report.y = 0;
else if (code == QK_MOUSE_CURSOR_DOWN && mouse_report.y > 0)
mouse_report.y = 0;
else if (code == QK_MOUSE_CURSOR_LEFT && mouse_report.x < 0)
mouse_report.x = 0;
else if (code == QK_MOUSE_CURSOR_RIGHT && mouse_report.x > 0)
mouse_report.x = 0;
else if (code == QK_MOUSE_WHEEL_UP && mouse_report.v > 0)
mouse_report.v = 0;
else if (code == QK_MOUSE_WHEEL_DOWN && mouse_report.v < 0)
mouse_report.v = 0;
else if (code == QK_MOUSE_WHEEL_LEFT && mouse_report.h < 0)
mouse_report.h = 0;
else if (code == QK_MOUSE_WHEEL_RIGHT && mouse_report.h > 0)
mouse_report.h = 0;
else if (IS_MOUSEKEY_BUTTON(code))
mouse_report.buttons &= ~(1 << (code - QK_MOUSE_BUTTON_1));
# ifdef MK_MOMENTARY_ACCEL
else if (code == QK_MOUSE_ACCELERATION_0)
mk_speed = mkspd_DEFAULT;
else if (code == QK_MOUSE_ACCELERATION_1)
mk_speed = mkspd_DEFAULT;
else if (code == QK_MOUSE_ACCELERATION_2)
mk_speed = mkspd_DEFAULT;
if (mk_speed != old_speed) adjust_speed();
# endif
}
#endif /* #ifndef MK_3_SPEED */
void mousekey_send(void) {
mousekey_debug();
uint16_t time = timer_read();
if (mouse_report.x || mouse_report.y) last_timer_c = time;
if (mouse_report.v || mouse_report.h) last_timer_w = time;
host_mouse_send(&mouse_report);
}
void mousekey_clear(void) {
mouse_report = (report_mouse_t){};
mousekey_repeat = 0;
mousekey_wheel_repeat = 0;
mousekey_accel = 0;
#ifdef MOUSEKEY_INERTIA
mousekey_frame = 0;
mousekey_x_inertia = 0;
mousekey_y_inertia = 0;
mousekey_x_dir = 0;
mousekey_y_dir = 0;
#endif
}
static void mousekey_debug(void) {
if (!debug_mouse) return;
print("mousekey [btn|x y v h](rep/acl): [");
print_hex8(mouse_report.buttons);
print("|");
print_decs(mouse_report.x);
print(" ");
print_decs(mouse_report.y);
print(" ");
print_decs(mouse_report.v);
print(" ");
print_decs(mouse_report.h);
print("](");
print_dec(mousekey_repeat);
print("/");
print_dec(mousekey_accel);
print(")\n");
}
report_mouse_t mousekey_get_report(void) {
return mouse_report;
}
bool should_mousekey_report_send(report_mouse_t *mouse_report) {
return mouse_report->x || mouse_report->y || mouse_report->v || mouse_report->h;
}
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