PFD: display the side-slip indicator

2025-01-30 15:52:12 +01:00 · 2012-09-20 09:17:10 +10:00 · 2012-09-20 09:17:10 +10:00 · 6174fa2d7f
commit 6174fa2d7f
parent 608297fbd3
2 changed files with 23 additions and 0 deletions
--- a/ground/openpilotgcs/share/openpilotgcs/pfd/default/Pfd.qml
+++ b/ground/openpilotgcs/share/openpilotgcs/pfd/default/Pfd.qml
@ -48,6 +48,28 @@ Rectangle {
                anchors.centerIn: parent
            }

+            SvgElementImage {
+                id: side_slip
+                elementName: "sideslip"
+                sceneSize: background.sceneSize
+                smooth: true
+
+                property real sideSlip: Accels.y
+                //smooth side slip changes, a low pass filter replacement
+                //accels are updated once per second
+                Behavior on sideSlip {
+                    SmoothedAnimation {
+                        duration: 1000
+                        velocity: -1
+                    }
+                }
+
+                anchors.horizontalCenter: foreground.horizontalCenter
+                //0.5 coefficient is empirical to limit indicator movement
+                anchors.horizontalCenterOffset: -sideSlip*width*0.5
+                y: scaledBounds.y * sceneItem.height
+            }
+
            Compass {
                anchors.fill: parent
                sceneSize: background.sceneSize
--- a/ground/openpilotgcs/src/plugins/pfdqml/pfdqmlgadgetwidget.cpp
+++ b/ground/openpilotgcs/src/plugins/pfdqml/pfdqmlgadgetwidget.cpp
@ -51,6 +51,7 @@ PfdQmlGadgetWidget::PfdQmlGadgetWidget(QWidget *parent) :
    objectsToExport << "VelocityActual" <<
                       "PositionActual" <<
                       "AttitudeActual" <<
+                       "Accels" <<
                       "VelocityDesired" <<
                       "PositionDesired" <<
                       "AttitudeHoldDesired" <<