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Move pointing device driver code (#24445)

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Co-authored-by: Drashna Jaelre <drashna@live.com>
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Dasky 2024-10-25 18:11:51 +01:00 • committed by GitHub
parent 5c85271e48
commit f5b495e06e
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GPG key ID: B5690EEEBB952194
23 changed files with 544 additions and 546 deletions
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58
drivers/sensors/pimoroni_trackball.c
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@ -33,6 +33,13 @@
static uint16_t precision = 128;
const pointing_device_driver_t pimoroni_trackball_pointing_device_driver = {
.init = pimoroni_trackball_device_init,
.get_report = pimoroni_trackball_get_report,
.set_cpi = pimoroni_trackball_set_cpi,
.get_cpi = pimoroni_trackball_get_cpi,
};
uint16_t pimoroni_trackball_get_cpi(void) {
return (precision * 125);
}
@ -61,8 +68,8 @@ void pimoroni_trackball_set_rgbw(uint8_t r, uint8_t g, uint8_t b, uint8_t w) {
pd_dprintf("Trackball RGBW i2c_status_t: %d\n", status);
}
i2c_status_t read_pimoroni_trackball(pimoroni_data_t* data) {
i2c_status_t status = i2c_read_register(PIMORONI_TRACKBALL_ADDRESS << 1, PIMORONI_TRACKBALL_REG_LEFT, (uint8_t*)data, sizeof(*data), PIMORONI_TRACKBALL_TIMEOUT);
i2c_status_t read_pimoroni_trackball(pimoroni_data_t *data) {
i2c_status_t status = i2c_read_register(PIMORONI_TRACKBALL_ADDRESS << 1, PIMORONI_TRACKBALL_REG_LEFT, (uint8_t *)data, sizeof(*data), PIMORONI_TRACKBALL_TIMEOUT);
#ifdef POINTING_DEVICE_DEBUG
static uint16_t d_timer;
@ -92,3 +99,50 @@ int16_t pimoroni_trackball_get_offsets(uint8_t negative_dir, uint8_t positive_di
uint16_t magnitude = (scale * offset * offset * precision) >> 7;
return isnegative ? -(int16_t)(magnitude) : (int16_t)(magnitude);
}
mouse_xy_report_t pimoroni_trackball_adapt_values(xy_clamp_range_t *offset) {
if (*offset > XY_REPORT_MAX) {
*offset -= XY_REPORT_MAX;
return (mouse_xy_report_t)XY_REPORT_MAX;
} else if (*offset < XY_REPORT_MIN) {
*offset += XY_REPORT_MAX;
return (mouse_xy_report_t)XY_REPORT_MIN;
} else {
mouse_xy_report_t temp_return = *offset;
*offset = 0;
return temp_return;
}
}
report_mouse_t pimoroni_trackball_get_report(report_mouse_t mouse_report) {
static uint16_t debounce = 0;
static uint8_t error_count = 0;
pimoroni_data_t pimoroni_data = {0};
static xy_clamp_range_t x_offset = 0, y_offset = 0;
if (error_count < PIMORONI_TRACKBALL_ERROR_COUNT) {
i2c_status_t status = read_pimoroni_trackball(&pimoroni_data);
if (status == I2C_STATUS_SUCCESS) {
error_count = 0;
if (!(pimoroni_data.click & 128)) {
mouse_report.buttons = pointing_device_handle_buttons(mouse_report.buttons, false, POINTING_DEVICE_BUTTON1);
if (!debounce) {
x_offset += pimoroni_trackball_get_offsets(pimoroni_data.right, pimoroni_data.left, PIMORONI_TRACKBALL_SCALE);
y_offset += pimoroni_trackball_get_offsets(pimoroni_data.down, pimoroni_data.up, PIMORONI_TRACKBALL_SCALE);
mouse_report.x = pimoroni_trackball_adapt_values(&x_offset);
mouse_report.y = pimoroni_trackball_adapt_values(&y_offset);
} else {
debounce--;
}
} else {
mouse_report.buttons = pointing_device_handle_buttons(mouse_report.buttons, true, POINTING_DEVICE_BUTTON1);
debounce = PIMORONI_TRACKBALL_DEBOUNCE_CYCLES;
}
} else {
error_count++;
}
}
return mouse_report;
}