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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/ChangeLog/20220226/PR15304.md | 13 | ||||
| -rw-r--r-- | docs/feature_pointing_device.md | 116 | ||||
| -rw-r--r-- | docs/feature_split_keyboard.md | 8 |
3 files changed, 126 insertions, 11 deletions
diff --git a/docs/ChangeLog/20220226/PR15304.md b/docs/ChangeLog/20220226/PR15304.md new file mode 100644 index 0000000000..3cdb40db10 --- /dev/null +++ b/docs/ChangeLog/20220226/PR15304.md @@ -0,0 +1,13 @@ +### Split Common core now supports Pointing Devices ([#15304](https://github.com/qmk/qmk_firmware/pull/15304)) + +Pointing devices can now be shared across a split keyboard with support for a single pointing device or a pointing device on each side. + +This feature can be enabled with `#define SPLIT_POINTING_ENABLE` and one of the following options: + +| Setting | Description | +|---------------------------|------------------------------------| +|`POINTING_DEVICE_LEFT` | Pointing device on the left side | +|`POINTING_DEVICE_RIGHT` | Pointing device on the right side | +|`POINTING_DEVICE_COMBINED` | Pointing device on both sides | + +See the [Pointing Device](../feature_pointing_device.md) documentation for further configuration options. diff --git a/docs/feature_pointing_device.md b/docs/feature_pointing_device.md index 5aef9bea27..f8de92f3b4 100644 --- a/docs/feature_pointing_device.md +++ b/docs/feature_pointing_device.md @@ -127,11 +127,10 @@ The Pimoroni Trackball module is a I2C based breakout board with an RGB enable t | Setting | Description | Default | |-------------------------------------|------------------------------------------------------------------------------------|---------| |`PIMORONI_TRACKBALL_ADDRESS` | (Required) Sets the I2C Address for the Pimoroni Trackball. | `0x0A` | -|`PIMORONI_TRACKBALL_TIMEOUT` | (Optional) The timeout for i2c communication with the trackpad in milliseconds. | `100` | -|`PIMORONI_TRACKBALL_INTERVAL_MS` | (Optional) The update/read interval for the sensor in milliseconds. | `8` | +|`PIMORONI_TRACKBALL_TIMEOUT` | (Optional) The timeout for i2c communication with the trackball in milliseconds. | `100` | |`PIMORONI_TRACKBALL_SCALE` | (Optional) The multiplier used to generate reports from the sensor. | `5` | |`PIMORONI_TRACKBALL_DEBOUNCE_CYCLES` | (Optional) The number of scan cycles used for debouncing on the ball press. | `20` | -|`PIMORONI_TRACKBALL_ERROR_COUNT` | (Optional) Specifies the number of read/write errors until the sensor is disabled. | `10` | +|`PIMORONI_TRACKBALL_ERROR_COUNT` | (Optional) Specifies the number of read/write errors until the sensor is disabled. | `10` | ### PMW 3360 Sensor @@ -171,14 +170,35 @@ void pointing_device_driver_set_cpi(uint16_t cpi) {} ## Common Configuration -| Setting | Description | Default | -|-------------------------------|-----------------------------------------------------------------------|---------------| -|`POINTING_DEVICE_ROTATION_90` | (Optional) Rotates the X and Y data by 90 degrees. | _not defined_ | -|`POINTING_DEVICE_ROTATION_180` | (Optional) Rotates the X and Y data by 180 degrees. | _not defined_ | -|`POINTING_DEVICE_ROTATION_270` | (Optional) Rotates the X and Y data by 270 degrees. | _not defined_ | -|`POINTING_DEVICE_INVERT_X` | (Optional) Inverts the X axis report. | _not defined_ | -|`POINTING_DEVICE_INVERT_Y` | (Optional) Inverts the Y axis report. | _not defined_ | -|`POINTING_DEVICE_MOTION_PIN` | (Optional) If supported, will only read from sensor if pin is active. | _not defined_ | +| Setting | Description | Default | +|----------------------------------|-----------------------------------------------------------------------|-------------------| +|`POINTING_DEVICE_ROTATION_90` | (Optional) Rotates the X and Y data by 90 degrees. | _not defined_ | +|`POINTING_DEVICE_ROTATION_180` | (Optional) Rotates the X and Y data by 180 degrees. | _not defined_ | +|`POINTING_DEVICE_ROTATION_270` | (Optional) Rotates the X and Y data by 270 degrees. | _not defined_ | +|`POINTING_DEVICE_INVERT_X` | (Optional) Inverts the X axis report. | _not defined_ | +|`POINTING_DEVICE_INVERT_Y` | (Optional) Inverts the Y axis report. | _not defined_ | +|`POINTING_DEVICE_MOTION_PIN` | (Optional) If supported, will only read from sensor if pin is active. | _not defined_ | +|`POINTING_DEVICE_TASK_THROTTLE_MS` | (Optional) Limits the frequency that the sensor is polled for motion. | _not defined_ | + +!> When using `SPLIT_POINTING_ENABLE` the `POINTING_DEVICE_MOTION_PIN` functionality is not supported and would recommend `POINTING_DEVICE_TASK_THROTTLE_MS` be set to `1`. Increasing this value will increase transport performance at the cost of possible mouse responsiveness. + + +## Split Keyboard Configuration + +The following configuration options are only available when using `SPLIT_POINTING_ENABLE` see [data sync options](feature_split_keyboard.md?id=data-sync-options). The rotation and invert `*_RIGHT` options are only used with `POINTING_DEVICE_COMBINED`. If using `POINTING_DEVICE_LEFT` or `POINTING_DEVICE_RIGHT` use the common configuration above to configure your pointing device. + +| Setting | Description | Default | +|----------------------------------------|-----------------------------------------------------------------------|---------------| +|`POINTING_DEVICE_LEFT` | Pointing device on the left side (Required - pick one only) | _not defined_ | +|`POINTING_DEVICE_RIGHT` | Pointing device on the right side (Required - pick one only) | _not defined_ | +|`POINTING_DEVICE_COMBINED` | Pointing device on both sides (Required - pick one only) | _not defined_ | +|`POINTING_DEVICE_ROTATION_90_RIGHT` | (Optional) Rotates the X and Y data by 90 degrees. | _not defined_ | +|`POINTING_DEVICE_ROTATION_180_RIGHT` | (Optional) Rotates the X and Y data by 180 degrees. | _not defined_ | +|`POINTING_DEVICE_ROTATION_270_RIGHT` | (Optional) Rotates the X and Y data by 270 degrees. | _not defined_ | +|`POINTING_DEVICE_INVERT_X_RIGHT` | (Optional) Inverts the X axis report. | _not defined_ | +|`POINTING_DEVICE_INVERT_Y_RIGHT` | (Optional) Inverts the Y axis report. | _not defined_ | + +!> If there is a `_RIGHT` configuration option or callback, the [common configuration](feature_pointing_device.md?id=common-configuration) option will work for the left. For correct left/right detection you should setup a [handedness option](feature_split_keyboard?id=setting-handedness), `EE_HANDS` is usually a good option for an existing board that doesn't do handedness by hardware. ## Callbacks and Functions @@ -196,6 +216,21 @@ void pointing_device_driver_set_cpi(uint16_t cpi) {} | `pointing_device_set_report(mouse_report)` | Sets the mouse report to the assigned `mouse_report_t` data structured passed to the function. | | `pointing_device_send(void)` | Sends the current mouse report to the host system. Function can be replaced. | | `has_mouse_report_changed(old, new)` | Compares the old and new `mouse_report_t` data and returns true only if it has changed. | +| `pointing_device_adjust_by_defines(mouse_report)` | Applies rotations and invert configurations to a raw mouse report. | + + +## Split Keyboard Callbacks and Functions + +The combined functions below are only available when using `SPLIT_POINTING_ENABLE` and `POINTING_DEVICE_COMBINED`. The 2 callbacks `pointing_device_task_combined_*` replace the single sided equivalents above. See the [combined pointing devices example](feature_pointing_device.md?id=combined-pointing-devices) + +| Function | Description | +|-----------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------| +| `pointing_device_set_shared_report(mouse_report)` | Sets the shared mouse report to the assigned `mouse_report_t` data structured passed to the function. | +| `pointing_device_set_cpi_on_side(bool, uint16_t)` | Sets the CPI/DPI of one side, if supported. Passing `true` will set the left and `false` the right` | +| `pointing_device_combine_reports(left_report, right_report)` | Returns a combined mouse_report of left_report and right_report (as a `mouse_report_t` data structure) | +| `pointing_device_task_combined_kb(left_report, right_report)` | Callback, so keyboard code can intercept and modify the data. Returns a combined mouse report. | +| `pointing_device_task_combined_user(left_report, right_report)` | Callback, so user code can intercept and modify. Returns a combined mouse report using `pointing_device_combine_reports` | +| `pointing_device_adjust_by_defines_right(mouse_report)` | Applies right side rotations and invert configurations to a raw mouse report. | # Manipulating Mouse Reports @@ -242,3 +277,62 @@ case MS_SPECIAL: ``` Recall that the mouse report is set to zero (except the buttons) whenever it is sent, so the scrolling would only occur once in each case. + +## Split Examples + +The following examples make use the `SPLIT_POINTING_ENABLE` functionality and show how to manipulate the mouse report for a scrolling mode. + +### Single Pointing Device + +The following example will work with either `POINTING_DEVICE_LEFT` or `POINTING_DEVICE_RIGHT` and enables scrolling mode while on a particular layer. + +```c + +static bool scrolling_mode = false; + +layer_state_t layer_state_set_user(layer_state_t state) { + switch (get_highest_layer(state)) { + case _RAISE: // If we're on the _RAISE layer enable scrolling mode + scrolling_mode = true; + pointing_device_set_cpi(2000); + break; + default: + if (scrolling_mode) { // check if we were scrolling before and set disable if so + scrolling_mode = false; + pointing_device_set_cpi(8000); + } + break; + } + return state; +} + +report_mouse_t pointing_device_task_user(report_mouse_t mouse_report) { + if (scrolling_mode) { + mouse_report.h = mouse_report.x; + mouse_report.v = mouse_report.y; + mouse_report.x = 0; + mouse_report.y = 0; + } + return mouse_report; +} + +``` + +### Combined Pointing Devices + +The following example requires `POINTING_DEVICE_COMBINED` and sets the left side pointing device to scroll only. + +```c +void keyboard_post_init_user(void) { + pointing_device_set_cpi_on_side(true, 1000); //Set cpi on left side to a low value for slower scrolling. + pointing_device_set_cpi_on_side(false, 8000); //Set cpi on right side to a reasonable value for mousing. +} + +report_mouse_t pointing_device_task_combined_user(report_mouse_t left_report, report_mouse_t right_report) { + left_report.h = left_report.x; + left_report.v = left_report.y; + left_report.x = 0; + left_report.y = 0; + return pointing_device_combine_reports(left_report, right_report); +} +``` diff --git a/docs/feature_split_keyboard.md b/docs/feature_split_keyboard.md index c8ba18beeb..b51593308e 100644 --- a/docs/feature_split_keyboard.md +++ b/docs/feature_split_keyboard.md @@ -266,6 +266,14 @@ This enables transmitting the current OLED on/off status to the slave side of th This enables transmitting the current ST7565 on/off status to the slave side of the split keyboard. The purpose of this feature is to support state (on/off state only) syncing. +```c +#define SPLIT_POINTING_ENABLE +``` + +This enables transmitting the pointing device status to the master side of the split keyboard. The purpose of this feature is to enable use pointing devices on the slave side. + +!> There is additional required configuration for `SPLIT_POINTING_ENABLE` outlined in the [pointing device documentation](feature_pointing_device.md?id=split-keyboard-configuration). + ### Custom data sync between sides :id=custom-data-sync QMK's split transport allows for arbitrary data transactions at both the keyboard and user levels. This is modelled on a remote procedure call, with the master invoking a function on the slave side, with the ability to send data from master to slave, process it slave side, and send data back from slave to master. |