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Fixed Linux issue that detect joystick as gamepad

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This commit is contained in:
Christoffer Martinsson 2025-05-29 12:11:29 +02:00
parent 964c2cae0c
commit 0ab690dae1
1 changed files with 19 additions and 11 deletions
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30
rp2040/src/usb_joystick_device.rs
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@ -67,17 +67,19 @@ pub const JOYSTICK_DESCRIPTOR: &[u8] = &[
0x09, 0x04, // Usage (Joystick)
0xA1, 0x01, // Collection (Application)
// 6 signed 16-bit axes: X, Y, Z, Rx, Ry, Rz
// 8 signed 16-bit axes: X, Y, Z, Rx, Ry, Rz, Slider, Dial
0x09, 0x30, // Usage (X)
0x09, 0x31, // Usage (Y)
0x09, 0x32, // Usage (Z)
0x09, 0x33, // Usage (Rx)
0x09, 0x34, // Usage (Ry)
0x09, 0x35, // Usage (Rz)
0x09, 0x36, // Usage (Slider)
0x09, 0x37, // Usage (Dial)
0x16, 0x00, 0x80, // Logical Minimum (-32768)
0x26, 0xFF, 0x7F, // Logical Maximum (32767)
0x75, 0x10, // Report Size (16)
0x95, 0x06, // Report Count (6)
0x95, 0x08, // Report Count (8)
0x81, 0x02, // Input (Data,Var,Abs)
// 26 Buttons (1-bit each)
@ -106,16 +108,18 @@ pub struct JoystickReport {
pub rx: i16, // 16bit
pub ry: i16, // 16bit
pub rz: i16, // 16bit
pub slider: i16, // 16bit
pub dial: i16, // 16bit
pub buttons: u32, // 32bit
}
pub struct Joystick<'a, B: UsbBus> {
interface: Interface<'a, B, InBytes16, OutNone, ReportSingle>,
interface: Interface<'a, B, InBytes32, OutNone, ReportSingle>,
}
impl<B: UsbBus> Joystick<'_, B> {
pub fn write_report(&mut self, report: &JoystickReport) -> Result<(), UsbHidError> {
let mut data: [u8; 16] = [0; 16];
let mut data: [u8; 20] = [0; 20];
// Did not make the packed struct work, so doing it manually
data[0] = report.x as u8;
@ -130,10 +134,14 @@ impl<B: UsbBus> Joystick<'_, B> {
data[9] = (report.ry >> 8) as u8;
data[10] = report.rz as u8;
data[11] = (report.rz >> 8) as u8;
data[12] = report.buttons as u8;
data[13] = (report.buttons >> 8) as u8;
data[14] = (report.buttons >> 16) as u8;
data[15] = (report.buttons >> 24) as u8;
data[12] = report.slider as u8;
data[13] = (report.slider >> 8) as u8;
data[14] = report.dial as u8;
data[15] = (report.dial >> 8) as u8;
data[16] = report.buttons as u8;
data[17] = (report.buttons >> 8) as u8;
data[18] = (report.buttons >> 16) as u8;
data[19] = (report.buttons >> 24) as u8;
self.interface
.write_report(&data)
@ -143,7 +151,7 @@ impl<B: UsbBus> Joystick<'_, B> {
}
impl<'a, B: UsbBus> DeviceClass<'a> for Joystick<'a, B> {
type I = Interface<'a, B, InBytes16, OutNone, ReportSingle>;
type I = Interface<'a, B, InBytes32, OutNone, ReportSingle>;
fn interface(&mut self) -> &mut Self::I {
&mut self.interface
@ -157,7 +165,7 @@ impl<'a, B: UsbBus> DeviceClass<'a> for Joystick<'a, B> {
}
pub struct JoystickConfig<'a> {
interface: InterfaceConfig<'a, InBytes16, OutNone, ReportSingle>,
interface: InterfaceConfig<'a, InBytes32, OutNone, ReportSingle>,
}
impl Default for JoystickConfig<'_> {
@ -178,7 +186,7 @@ impl Default for JoystickConfig<'_> {
impl<'a> JoystickConfig<'a> {
#[must_use]
pub fn new(interface: InterfaceConfig<'a, InBytes16, OutNone, ReportSingle>) -> Self {
pub fn new(interface: InterfaceConfig<'a, InBytes32, OutNone, ReportSingle>) -> Self {
Self { interface }
}
}