`e6efc58`

fix: use axis_discrete for proper wheel scroll injection

Wayland compositors need axis_discrete events for mouse wheel scrolling.
Added axis_source(Wheel) and axis_discrete() calls with proper discrete
step calculation.

Authored by mfwolffe <wolffemf@dukes.jmu.edu> 4 months ago

SHA: e6efc5820fddc26d4789f4bf3f9574e0f0a1663f
Parents: 70f52eb
Tree: 7168600

1 changed file

Status	File	+	-
M	`hyprkvm-daemon/src/input/emulation.rs`	21	2

hyprkvm-daemon/src/input/emulation.rsmodified

              .unwrap()
              .as_millis() as u32;
 +        tracing::debug!("INJECT SCROLL: h={}, v={}", horizontal, vertical);
++
 +        // Set axis source to wheel
 +        use wayland_client::protocol::wl_pointer::AxisSource;
 +        self.pointer.axis_source(AxisSource::Wheel);
++
          if vertical.abs() > 0.001 {
 -            self.pointer.axis(time, WlAxis::VerticalScroll, vertical);
 +            // Calculate discrete steps (each notch is typically 15 units)
 +            let discrete = (vertical / 15.0).round() as i32;
 +            if discrete != 0 {
 +                // Send discrete scroll for wheel mice
 +                self.pointer.axis_discrete(time, WlAxis::VerticalScroll, vertical, discrete);
 +            } else {
 +                // Fallback to smooth scroll for small values
 +                self.pointer.axis(time, WlAxis::VerticalScroll, vertical);
 +            }
+         }
          if horizontal.abs() > 0.001 {
 -            self.pointer.axis(time, WlAxis::HorizontalScroll, horizontal);
 +            let discrete = (horizontal / 15.0).round() as i32;
 +            if discrete != 0 {
 +                self.pointer.axis_discrete(time, WlAxis::HorizontalScroll, horizontal, discrete);
 +            } else {
 +                self.pointer.axis(time, WlAxis::HorizontalScroll, horizontal);
 +            }
+         }
          self.pointer.frame();
          let _ = self.connection.flush();