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Rework and expand Pointing Device support (#14343)

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Co-authored-by: Dasky <32983009+daskygit@users.noreply.github.com>
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Drashna Jael're 2021-11-14 22:03:24 -08:00 • committed by GitHub
parent 462c3a6151
commit 56e3f06a26
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60 changed files with 2107 additions and 1705 deletions
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179
drivers/sensors/pimoroni_trackball.c
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@ -17,73 +17,55 @@
#include "pimoroni_trackball.h"
#include "i2c_master.h"
#include "print.h"
#include "debug.h"
#include "timer.h"
#ifndef PIMORONI_TRACKBALL_ADDRESS
# define PIMORONI_TRACKBALL_ADDRESS 0x0A
#endif
#ifndef PIMORONI_TRACKBALL_INTERVAL_MS
# define PIMORONI_TRACKBALL_INTERVAL_MS 8
#endif
#ifndef PIMORONI_TRACKBALL_MOUSE_SCALE
# define PIMORONI_TRACKBALL_MOUSE_SCALE 5
#endif
#ifndef PIMORONI_TRACKBALL_SCROLL_SCALE
# define PIMORONI_TRACKBALL_SCROLL_SCALE 1
#endif
#ifndef PIMORONI_TRACKBALL_DEBOUNCE_CYCLES
# define PIMORONI_TRACKBALL_DEBOUNCE_CYCLES 20
#endif
#ifndef PIMORONI_TRACKBALL_ERROR_COUNT
# define PIMORONI_TRACKBALL_ERROR_COUNT 10
#endif
// clang-format off
#define PIMORONI_TRACKBALL_REG_LED_RED 0x00
#define PIMORONI_TRACKBALL_REG_LED_GRN 0x01
#define PIMORONI_TRACKBALL_REG_LED_BLU 0x02
#define PIMORONI_TRACKBALL_REG_LED_WHT 0x03
#define PIMORONI_TRACKBALL_REG_LEFT 0x04
#define PIMORONI_TRACKBALL_REG_RIGHT 0x05
#define PIMORONI_TRACKBALL_REG_UP 0x06
#define PIMORONI_TRACKBALL_REG_DOWN 0x07
// clang-format on
#define TRACKBALL_TIMEOUT 100
#define TRACKBALL_REG_LED_RED 0x00
#define TRACKBALL_REG_LED_GRN 0x01
#define TRACKBALL_REG_LED_BLU 0x02
#define TRACKBALL_REG_LED_WHT 0x03
#define TRACKBALL_REG_LEFT 0x04
#define TRACKBALL_REG_RIGHT 0x05
#define TRACKBALL_REG_UP 0x06
#define TRACKBALL_REG_DOWN 0x07
static uint16_t precision = 128;
static pimoroni_data current_pimoroni_data;
static report_mouse_t mouse_report;
static bool scrolling = false;
static int16_t x_offset = 0;
static int16_t y_offset = 0;
static int16_t h_offset = 0;
static int16_t v_offset = 0;
static uint16_t precision = 128;
static uint8_t error_count = 0;
float pimoroni_trackball_get_precision(void) { return ((float)precision / 128); }
void pimoroni_trackball_set_precision(float floatprecision) { precision = (floatprecision * 128); }
float trackball_get_precision(void) { return ((float)precision / 128); }
void trackball_set_precision(float floatprecision) { precision = (floatprecision * 128); }
bool trackball_is_scrolling(void) { return scrolling; }
void trackball_set_scrolling(bool scroll) { scrolling = scroll; }
void trackball_set_rgbw(uint8_t r, uint8_t g, uint8_t b, uint8_t w) {
void pimoroni_trackball_set_rgbw(uint8_t r, uint8_t g, uint8_t b, uint8_t w) {
uint8_t data[4] = {r, g, b, w};
__attribute__((unused)) i2c_status_t status = i2c_writeReg(PIMORONI_TRACKBALL_ADDRESS << 1, TRACKBALL_REG_LED_RED, data, sizeof(data), TRACKBALL_TIMEOUT);
#ifdef TRACKBALL_DEBUG
dprintf("Trackball RGBW i2c_status_t: %d\n", status);
__attribute__((unused)) i2c_status_t status = i2c_writeReg(PIMORONI_TRACKBALL_ADDRESS << 1, PIMORONI_TRACKBALL_REG_LED_RED, data, sizeof(data), PIMORONI_TRACKBALL_TIMEOUT);
#ifdef CONSOLE_ENABLE
if (debug_mouse) dprintf("Trackball RGBW i2c_status_t: %d\n", status);
#endif
}
i2c_status_t read_pimoroni_trackball(pimoroni_data* data) {
i2c_status_t status = i2c_readReg(PIMORONI_TRACKBALL_ADDRESS << 1, TRACKBALL_REG_LEFT, (uint8_t*)data, sizeof(*data), TRACKBALL_TIMEOUT);
#ifdef TRACKBALL_DEBUG
dprintf("Trackball READ i2c_status_t: %d\nLeft: %d\nRight: %d\nUp: %d\nDown: %d\nSwtich: %d\n", status, data->left, data->right, data->up, data->down, data->click);
i2c_status_t read_pimoroni_trackball(pimoroni_data_t* data) {
i2c_status_t status = i2c_readReg(PIMORONI_TRACKBALL_ADDRESS << 1, PIMORONI_TRACKBALL_REG_LEFT, (uint8_t*)data, sizeof(*data), PIMORONI_TRACKBALL_TIMEOUT);
#ifdef CONSOLE_ENABLE
if (debug_mouse) {
static uint16_t d_timer;
if (timer_elapsed(d_timer) > PIMORONI_TRACKBALL_DEBUG_INTERVAL) {
dprintf("Trackball READ i2c_status_t: %d L: %d R: %d Up: %d D: %d SW: %d\n", status, data->left, data->right, data->up, data->down, data->click);
d_timer = timer_read();
}
}
#endif
return status;
}
__attribute__((weak)) void pointing_device_init(void) {
__attribute__((weak)) void pimironi_trackball_device_init(void) {
i2c_init();
trackball_set_rgbw(0x00, 0x00, 0x00, 0x00);
pimoroni_trackball_set_rgbw(0x00, 0x00, 0x00, 0x00);
}
int16_t trackball_get_offsets(uint8_t negative_dir, uint8_t positive_dir, uint8_t scale) {
int16_t pimoroni_trackball_get_offsets(uint8_t negative_dir, uint8_t positive_dir, uint8_t scale) {
uint8_t offset = 0;
bool isnegative = false;
if (negative_dir > positive_dir) {
@ -96,7 +78,7 @@ int16_t trackball_get_offsets(uint8_t negative_dir, uint8_t positive_dir, uint8_
return isnegative ? -(int16_t)(magnitude) : (int16_t)(magnitude);
}
void trackball_adapt_values(int8_t* mouse, int16_t* offset) {
void pimoroni_trackball_adapt_values(int8_t* mouse, int16_t* offset) {
if (*offset > 127) {
*mouse = 127;
*offset -= 127;
@ -108,94 +90,3 @@ void trackball_adapt_values(int8_t* mouse, int16_t* offset) {
*offset = 0;
}
}
__attribute__((weak)) void trackball_click(bool pressed, report_mouse_t* mouse) {
#ifdef PIMORONI_TRACKBALL_CLICK
if (pressed) {
mouse->buttons |= MOUSE_BTN1;
} else {
mouse->buttons &= ~MOUSE_BTN1;
}
#endif
}
__attribute__((weak)) bool pointing_device_task_user(pimoroni_data* trackball_data) { return true; };
__attribute__((weak)) void pointing_device_task() {
static fast_timer_t throttle = 0;
static uint16_t debounce = 0;
if (error_count < PIMORONI_TRACKBALL_ERROR_COUNT && timer_elapsed_fast(throttle) >= PIMORONI_TRACKBALL_INTERVAL_MS) {
i2c_status_t status = read_pimoroni_trackball(&current_pimoroni_data);
if (status == I2C_STATUS_SUCCESS) {
error_count = 0;
if (pointing_device_task_user(&current_pimoroni_data)) {
mouse_report = pointing_device_get_report();
if (!(current_pimoroni_data.click & 128)) {
trackball_click(false, &mouse_report);
if (!debounce) {
if (scrolling) {
#ifdef PIMORONI_TRACKBALL_INVERT_X
h_offset += trackball_get_offsets(current_pimoroni_data.right, current_pimoroni_data.left, PIMORONI_TRACKBALL_SCROLL_SCALE);
#else
h_offset -= trackball_get_offsets(current_pimoroni_data.right, current_pimoroni_data.left, PIMORONI_TRACKBALL_SCROLL_SCALE);
#endif
#ifdef PIMORONI_TRACKBALL_INVERT_Y
v_offset += trackball_get_offsets(current_pimoroni_data.down, current_pimoroni_data.up, PIMORONI_TRACKBALL_SCROLL_SCALE);
#else
v_offset -= trackball_get_offsets(current_pimoroni_data.down, current_pimoroni_data.up, PIMORONI_TRACKBALL_SCROLL_SCALE);
#endif
} else {
#ifdef PIMORONI_TRACKBALL_INVERT_X
x_offset -= trackball_get_offsets(current_pimoroni_data.right, current_pimoroni_data.left, PIMORONI_TRACKBALL_MOUSE_SCALE);
#else
x_offset += trackball_get_offsets(current_pimoroni_data.right, current_pimoroni_data.left, PIMORONI_TRACKBALL_MOUSE_SCALE);
#endif
#ifdef PIMORONI_TRACKBALL_INVERT_Y
y_offset -= trackball_get_offsets(current_pimoroni_data.down, current_pimoroni_data.up, PIMORONI_TRACKBALL_MOUSE_SCALE);
#else
y_offset += trackball_get_offsets(current_pimoroni_data.down, current_pimoroni_data.up, PIMORONI_TRACKBALL_MOUSE_SCALE);
#endif
}
if (scrolling) {
#ifndef PIMORONI_TRACKBALL_ROTATE
trackball_adapt_values(&mouse_report.h, &h_offset);
trackball_adapt_values(&mouse_report.v, &v_offset);
#else
trackball_adapt_values(&mouse_report.h, &v_offset);
trackball_adapt_values(&mouse_report.v, &h_offset);
#endif
mouse_report.x = 0;
mouse_report.y = 0;
} else {
#ifndef PIMORONI_TRACKBALL_ROTATE
trackball_adapt_values(&mouse_report.x, &x_offset);
trackball_adapt_values(&mouse_report.y, &y_offset);
#else
trackball_adapt_values(&mouse_report.x, &y_offset);
trackball_adapt_values(&mouse_report.y, &x_offset);
#endif
mouse_report.h = 0;
mouse_report.v = 0;
}
} else {
debounce--;
}
} else {
trackball_click(true, &mouse_report);
debounce = PIMORONI_TRACKBALL_DEBOUNCE_CYCLES;
}
}
} else {
error_count++;
}
pointing_device_set_report(mouse_report);
pointing_device_send();
throttle = timer_read_fast();
}
}