mirror of
https://github.com/Keychron/qmk_firmware.git
synced 2024-12-12 13:17:38 +06:00
244 lines
7.4 KiB
C
244 lines
7.4 KiB
C
/* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
|
|
* Copyright 2019 Sunjun Kim
|
|
* Copyright 2020 Ploopy Corporation
|
|
*
|
|
* 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 "trackball.h"
|
|
|
|
#ifndef OPT_DEBOUNCE
|
|
# define OPT_DEBOUNCE 5 // (ms) Time between scroll events
|
|
#endif
|
|
#ifndef SCROLL_BUTT_DEBOUNCE
|
|
# define SCROLL_BUTT_DEBOUNCE 100 // (ms) Time between scroll events
|
|
#endif
|
|
#ifndef OPT_THRES
|
|
# define OPT_THRES 150 // (0-1024) Threshold for actication
|
|
#endif
|
|
#ifndef OPT_SCALE
|
|
# define OPT_SCALE 1 // Multiplier for wheel
|
|
#endif
|
|
#ifndef PLOOPY_DPI_OPTIONS
|
|
# define PLOOPY_DPI_OPTIONS \
|
|
{ 1200, 1600, 2400 }
|
|
# ifndef PLOOPY_DPI_DEFAULT
|
|
# define PLOOPY_DPI_DEFAULT 1
|
|
# endif
|
|
#endif
|
|
#ifndef PLOOPY_DPI_DEFAULT
|
|
# define PLOOPY_DPI_DEFAULT 0
|
|
#endif
|
|
#ifndef PLOOPY_DRAGSCROLL_DPI
|
|
# define PLOOPY_DRAGSCROLL_DPI 100 // Fixed-DPI Drag Scroll
|
|
#endif
|
|
#ifndef PLOOPY_DRAGSCROLL_MULTIPLIER
|
|
# define PLOOPY_DRAGSCROLL_MULTIPLIER 0.75 // Variable-DPI Drag Scroll
|
|
#endif
|
|
|
|
keyboard_config_t keyboard_config;
|
|
uint16_t dpi_array[] = PLOOPY_DPI_OPTIONS;
|
|
#define DPI_OPTION_SIZE ARRAY_SIZE(dpi_array)
|
|
|
|
// TODO: Implement libinput profiles
|
|
// https://wayland.freedesktop.org/libinput/doc/latest/pointer-acceleration.html
|
|
// Compile time accel selection
|
|
// Valid options are ACC_NONE, ACC_LINEAR, ACC_CUSTOM, ACC_QUADRATIC
|
|
|
|
// Trackball State
|
|
bool is_scroll_clicked = false;
|
|
bool BurstState = false; // init burst state for Trackball module
|
|
uint16_t MotionStart = 0; // Timer for accel, 0 is resting state
|
|
uint16_t lastScroll = 0; // Previous confirmed wheel event
|
|
uint16_t lastMidClick = 0; // Stops scrollwheel from being read if it was pressed
|
|
uint8_t OptLowPin = OPT_ENC1;
|
|
bool debug_encoder = false;
|
|
bool is_drag_scroll = false;
|
|
|
|
__attribute__((weak)) bool encoder_update_user(uint8_t index, bool clockwise) { return true; }
|
|
|
|
bool encoder_update_kb(uint8_t index, bool clockwise) {
|
|
if (!encoder_update_user(index, clockwise)) {
|
|
return false;
|
|
}
|
|
#ifdef MOUSEKEY_ENABLE
|
|
tap_code(clockwise ? KC_WH_U : KC_WH_D);
|
|
#else
|
|
report_mouse_t mouse_report = pointing_device_get_report();
|
|
mouse_report.v = clockwise ? 1 : -1;
|
|
pointing_device_set_report(mouse_report);
|
|
pointing_device_send();
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
void process_wheel(void) {
|
|
// TODO: Replace this with interrupt driven code, polling is S L O W
|
|
// Lovingly ripped from the Ploopy Source
|
|
|
|
// If the mouse wheel was just released, do not scroll.
|
|
if (timer_elapsed(lastMidClick) < SCROLL_BUTT_DEBOUNCE) {
|
|
return;
|
|
}
|
|
|
|
// Limit the number of scrolls per unit time.
|
|
if (timer_elapsed(lastScroll) < OPT_DEBOUNCE) {
|
|
return;
|
|
}
|
|
|
|
// Don't scroll if the middle button is depressed.
|
|
if (is_scroll_clicked) {
|
|
#ifndef IGNORE_SCROLL_CLICK
|
|
return;
|
|
#endif
|
|
}
|
|
|
|
lastScroll = timer_read();
|
|
uint16_t p1 = adc_read(OPT_ENC1_MUX);
|
|
uint16_t p2 = adc_read(OPT_ENC2_MUX);
|
|
if (debug_encoder) dprintf("OPT1: %d, OPT2: %d\n", p1, p2);
|
|
|
|
int dir = opt_encoder_handler(p1, p2);
|
|
|
|
if (dir == 0) return;
|
|
encoder_update_kb(0, dir > 0);
|
|
}
|
|
|
|
report_mouse_t pointing_device_task_kb(report_mouse_t mouse_report) {
|
|
process_wheel();
|
|
|
|
if (is_drag_scroll) {
|
|
#ifdef PLOOPY_DRAGSCROLL_H_INVERT
|
|
// Invert horizontal scroll direction
|
|
mouse_report.h = -mouse_report.x;
|
|
#else
|
|
mouse_report.h = mouse_report.x;
|
|
#endif
|
|
#ifdef PLOOPY_DRAGSCROLL_INVERT
|
|
// Invert vertical scroll direction
|
|
mouse_report.v = -mouse_report.y;
|
|
#else
|
|
mouse_report.v = mouse_report.y;
|
|
#endif
|
|
mouse_report.x = 0;
|
|
mouse_report.y = 0;
|
|
}
|
|
|
|
return pointing_device_task_user(mouse_report);
|
|
}
|
|
|
|
bool process_record_kb(uint16_t keycode, keyrecord_t* record) {
|
|
if (true) {
|
|
xprintf("KL: kc: %u, col: %u, row: %u, pressed: %u\n", keycode, record->event.key.col, record->event.key.row, record->event.pressed);
|
|
}
|
|
|
|
// Update Timer to prevent accidental scrolls
|
|
if ((record->event.key.col == 1) && (record->event.key.row == 0)) {
|
|
lastMidClick = timer_read();
|
|
is_scroll_clicked = record->event.pressed;
|
|
}
|
|
|
|
if (!process_record_user(keycode, record)) {
|
|
return false;
|
|
}
|
|
|
|
if (keycode == DPI_CONFIG && record->event.pressed) {
|
|
keyboard_config.dpi_config = (keyboard_config.dpi_config + 1) % DPI_OPTION_SIZE;
|
|
eeconfig_update_kb(keyboard_config.raw);
|
|
pointing_device_set_cpi(dpi_array[keyboard_config.dpi_config]);
|
|
}
|
|
|
|
if (keycode == DRAG_SCROLL) {
|
|
#ifndef PLOOPY_DRAGSCROLL_MOMENTARY
|
|
if (record->event.pressed)
|
|
#endif
|
|
{
|
|
is_drag_scroll ^= 1;
|
|
}
|
|
#ifdef PLOOPY_DRAGSCROLL_FIXED
|
|
pointing_device_set_cpi(is_drag_scroll ? PLOOPY_DRAGSCROLL_DPI : dpi_array[keyboard_config.dpi_config]);
|
|
#else
|
|
pointing_device_set_cpi(is_drag_scroll ? (dpi_array[keyboard_config.dpi_config] * PLOOPY_DRAGSCROLL_MULTIPLIER) : dpi_array[keyboard_config.dpi_config]);
|
|
#endif
|
|
}
|
|
|
|
/* If Mousekeys is disabled, then use handle the mouse button
|
|
* keycodes. This makes things simpler, and allows usage of
|
|
* the keycodes in a consistent manner. But only do this if
|
|
* Mousekeys is not enable, so it's not handled twice.
|
|
*/
|
|
|
|
return true;
|
|
}
|
|
|
|
// Hardware Setup
|
|
void keyboard_pre_init_kb(void) {
|
|
// debug_enable = true;
|
|
// debug_matrix = true;
|
|
// debug_mouse = true;
|
|
// debug_encoder = true;
|
|
|
|
setPinInput(OPT_ENC1);
|
|
setPinInput(OPT_ENC2);
|
|
|
|
/* Ground all output pins connected to ground. This provides additional
|
|
* pathways to ground. If you're messing with this, know this: driving ANY
|
|
* of these pins high will cause a short. On the MCU. Ka-blooey.
|
|
*/
|
|
#ifdef UNUSABLE_PINS
|
|
const pin_t unused_pins[] = UNUSABLE_PINS;
|
|
|
|
for (uint8_t i = 0; i < ARRAY_SIZE(unused_pins); i++) {
|
|
setPinOutput(unused_pins[i]);
|
|
writePinLow(unused_pins[i]);
|
|
}
|
|
#endif
|
|
|
|
// This is the debug LED.
|
|
#if defined(DEBUG_LED_PIN)
|
|
setPinOutput(DEBUG_LED_PIN);
|
|
writePin(DEBUG_LED_PIN, debug_enable);
|
|
#endif
|
|
|
|
keyboard_pre_init_user();
|
|
}
|
|
|
|
void pointing_device_init_kb(void) {
|
|
pointing_device_set_cpi(dpi_array[keyboard_config.dpi_config]);
|
|
// initialize the scroll wheel's optical encoder
|
|
opt_encoder_init();
|
|
}
|
|
|
|
void eeconfig_init_kb(void) {
|
|
keyboard_config.dpi_config = PLOOPY_DPI_DEFAULT;
|
|
eeconfig_update_kb(keyboard_config.raw);
|
|
eeconfig_init_user();
|
|
}
|
|
|
|
void matrix_init_kb(void) {
|
|
// is safe to just read DPI setting since matrix init
|
|
// comes before pointing device init.
|
|
keyboard_config.raw = eeconfig_read_kb();
|
|
if (keyboard_config.dpi_config > DPI_OPTION_SIZE) {
|
|
eeconfig_init_kb();
|
|
}
|
|
matrix_init_user();
|
|
}
|
|
|
|
void keyboard_post_init_kb(void) {
|
|
pointing_device_set_cpi(dpi_array[keyboard_config.dpi_config]);
|
|
|
|
keyboard_post_init_user();
|
|
}
|