Add axis tracking options for smooth follow

kwin/src/kcm/breezydesktopeffectkcm.cpp

@@ -125,6 +125,9 @@ BreezyDesktopEffectConfig::BreezyDesktopEffectConfig(QObject *parent, const KPlu
     connect(ui.kcfg_MirrorPhysicalDisplays, &QCheckBox::toggled, this, &BreezyDesktopEffectConfig::save);
     connect(ui.kcfg_RemoveVirtualDisplaysOnDisable, &QCheckBox::toggled, this, &BreezyDesktopEffectConfig::save);
     connect(ui.EnableMultitap, &QCheckBox::toggled, this, &BreezyDesktopEffectConfig::updateMultitapEnabled);
+    connect(ui.SmoothFollowTrackYaw, &QCheckBox::toggled, this, &BreezyDesktopEffectConfig::updateSmoothFollowTrackYaw);
+    connect(ui.SmoothFollowTrackPitch, &QCheckBox::toggled, this, &BreezyDesktopEffectConfig::updateSmoothFollowTrackPitch);
+    connect(ui.SmoothFollowTrackRoll, &QCheckBox::toggled, this, &BreezyDesktopEffectConfig::updateSmoothFollowTrackRoll);
 
     if (auto label = widget()->findChild<QLabel*>("labelAppNameVersion")) {
         label->setText(QStringLiteral("Breezy Desktop - v%1").arg(QLatin1String(BREEZY_DESKTOP_VERSION_STR)));
@@ -473,6 +476,16 @@ void BreezyDesktopEffectConfig::pollDriverState()
     bool multitap = multitapEnabled(configJsonOpt);
     if (ui.EnableMultitap->isChecked() != multitap) ui.EnableMultitap->setChecked(multitap);
 
+    const bool trackYaw = smoothFollowTrackYawEnabled(configJsonOpt);
+    if (ui.SmoothFollowTrackYaw->isChecked() != trackYaw)
+        ui.SmoothFollowTrackYaw->setChecked(trackYaw);
+    const bool trackPitch = smoothFollowTrackPitchEnabled(configJsonOpt);
+    if (ui.SmoothFollowTrackPitch->isChecked() != trackPitch)
+        ui.SmoothFollowTrackPitch->setChecked(trackPitch);
+    const bool trackRoll = smoothFollowTrackRollEnabled(configJsonOpt);
+    if (ui.SmoothFollowTrackRoll->isChecked() != trackRoll)
+        ui.SmoothFollowTrackRoll->setChecked(trackRoll);
+
     refreshLicenseUi(stateJson);
 
     m_driverStateInitialized = true;
@@ -519,6 +532,60 @@ void BreezyDesktopEffectConfig::updateSmoothFollowEnabled()
     XRDriverIPC::instance().writeControlFlags(flags);
 }
 
+bool BreezyDesktopEffectConfig::smoothFollowTrackYawEnabled(std::optional<QJsonObject> configJsonOpt)
+{
+    if (!configJsonOpt) return true; // fallback if config missing entirely
+    return configJsonOpt->value(QStringLiteral("smooth_follow_track_yaw")).toBool();
+}
+
+bool BreezyDesktopEffectConfig::smoothFollowTrackPitchEnabled(std::optional<QJsonObject> configJsonOpt)
+{
+    if (!configJsonOpt) return true; // fallback if config missing entirely
+    return configJsonOpt->value(QStringLiteral("smooth_follow_track_pitch")).toBool();
+}
+
+bool BreezyDesktopEffectConfig::smoothFollowTrackRollEnabled(std::optional<QJsonObject> configJsonOpt)
+{
+    if (!configJsonOpt) return false; // fallback if config missing entirely
+    return configJsonOpt->value(QStringLiteral("smooth_follow_track_roll")).toBool();
+}
+
+void BreezyDesktopEffectConfig::updateSmoothFollowTrackYaw()
+{
+    auto configJsonOpt = XRDriverIPC::instance().retrieveConfig();
+    const bool current = smoothFollowTrackYawEnabled(configJsonOpt);
+    const bool desired = ui.SmoothFollowTrackYaw->isChecked();
+    if (current == desired) return;
+
+    QJsonObject newConfig = configJsonOpt ? configJsonOpt.value() : QJsonObject();
+    newConfig.insert(QStringLiteral("smooth_follow_track_yaw"), desired);
+    XRDriverIPC::instance().writeConfig(newConfig);
+}
+
+void BreezyDesktopEffectConfig::updateSmoothFollowTrackPitch()
+{
+    auto configJsonOpt = XRDriverIPC::instance().retrieveConfig();
+    const bool current = smoothFollowTrackPitchEnabled(configJsonOpt);
+    const bool desired = ui.SmoothFollowTrackPitch->isChecked();
+    if (current == desired) return;
+
+    QJsonObject newConfig = configJsonOpt ? configJsonOpt.value() : QJsonObject();
+    newConfig.insert(QStringLiteral("smooth_follow_track_pitch"), desired);
+    XRDriverIPC::instance().writeConfig(newConfig);
+}
+
+void BreezyDesktopEffectConfig::updateSmoothFollowTrackRoll()
+{
+    auto configJsonOpt = XRDriverIPC::instance().retrieveConfig();
+    const bool current = smoothFollowTrackRollEnabled(configJsonOpt);
+    const bool desired = ui.SmoothFollowTrackRoll->isChecked();
+    if (current == desired) return;
+
+    QJsonObject newConfig = configJsonOpt ? configJsonOpt.value() : QJsonObject();
+    newConfig.insert(QStringLiteral("smooth_follow_track_roll"), desired);
+    XRDriverIPC::instance().writeConfig(newConfig);
+}
+
 void BreezyDesktopEffectConfig::showStatus(QLabel *label, bool success, const QString &message) {
     if (!label) return;
     QPalette pal = label->palette();

kwin/src/kcm/breezydesktopeffectkcm.h

@@ -31,6 +31,9 @@ private:
     void updateDriverEnabled();
     void updateMultitapEnabled();
     void updateSmoothFollowEnabled();
+    void updateSmoothFollowTrackYaw();
+    void updateSmoothFollowTrackPitch();
+    void updateSmoothFollowTrackRoll();
     void updateUiFromConfig();
     void updateUiFromDefaultConfig();
     void updateConfigFromUi();
@@ -38,6 +41,9 @@ private:
     bool driverEnabled(std::optional<QJsonObject> configJsonOpt);
     bool multitapEnabled(std::optional<QJsonObject> configJsonOpt);
     bool smoothFollowEnabled(std::optional<QJsonObject> stateJsonOpt);
+    bool smoothFollowTrackYawEnabled(std::optional<QJsonObject> configJsonOpt);
+    bool smoothFollowTrackPitchEnabled(std::optional<QJsonObject> configJsonOpt);
+    bool smoothFollowTrackRollEnabled(std::optional<QJsonObject> configJsonOpt);
     void pollDriverState();
     void refreshLicenseUi(const QJsonObject &rootObj);
     void checkEffectLoaded();

kwin/src/kcm/breezydesktopeffectkcm.ui

@@ -325,13 +325,60 @@
           </widget>
         </item>
         <item row="2" column="0">
+          <widget class="QLabel" name="labelSmoothFollowTracking">
+            <property name="text">
+              <string>Smooth follow tracking:</string>
+            </property>
+          </widget>
+        </item>
+        <item row="2" column="1">
+          <widget class="QWidget" name="widgetSmoothFollowTracking">
+            <layout class="QHBoxLayout" name="layoutSmoothFollowTracking">
+              <property name="leftMargin"><number>0</number></property>
+              <property name="topMargin"><number>0</number></property>
+              <property name="rightMargin"><number>0</number></property>
+              <property name="bottomMargin"><number>0</number></property>
+              <item>
+                <widget class="QCheckBox" name="SmoothFollowTrackYaw">
+                  <property name="text">
+                    <string>Yaw</string>
+                  </property>
+                  <property name="checked">
+                    <bool>true</bool>
+                  </property>
+                </widget>
+              </item>
+              <item>
+                <widget class="QCheckBox" name="SmoothFollowTrackPitch">
+                  <property name="text">
+                    <string>Pitch</string>
+                  </property>
+                  <property name="checked">
+                    <bool>true</bool>
+                  </property>
+                </widget>
+              </item>
+              <item>
+                <widget class="QCheckBox" name="SmoothFollowTrackRoll">
+                  <property name="text">
+                    <string>Roll</string>
+                  </property>
+                  <property name="checked">
+                    <bool>false</bool>
+                  </property>
+                </widget>
+              </item>
+            </layout>
+          </widget>
+        </item>
+        <item row="5" column="0">
           <widget class="QLabel" name="labelDisplayHorizontalOffset">
           <property name="text">
             <string>Display Horizontal Offset:</string>
           </property>
           </widget>
         </item>
-        <item row="2" column="1">
+        <item row="5" column="1">
           <widget class="LabeledSlider" name="kcfg_DisplayHorizontalOffset">
           <property name="decimalShift">
             <double>2</double>
@@ -353,14 +400,14 @@
           </property>
           </widget>
         </item>
-        <item row="3" column="0">
+        <item row="6" column="0">
           <widget class="QLabel" name="labelDisplayVerticalOffset">
           <property name="text">
             <string>Display Vertical Offset:</string>
           </property>
           </widget>
         </item>
-        <item row="3" column="1">
+        <item row="6" column="1">
           <widget class="LabeledSlider" name="kcfg_DisplayVerticalOffset">
           <property name="decimalShift">
             <double>2</double>
@@ -382,14 +429,14 @@
           </property>
           </widget>
         </item>
-        <item row="4" column="0">
+        <item row="7" column="0">
           <widget class="QLabel" name="labelLookAheadOverride">
           <property name="text">
             <string>Movement look-ahead (ms):</string>
           </property>
           </widget>
         </item>
-        <item row="4" column="1">
+        <item row="7" column="1">
           <widget class="LabeledSlider" name="kcfg_LookAheadOverride">
           <property name="tickPosition">
             <enum>QSlider::NoTicks</enum>
@@ -408,7 +455,7 @@
           </property>
           </widget>
         </item>
-        <item row="5" column="0" colspan="2">
+        <item row="8" column="0" colspan="2">
           <widget class="QCheckBox" name="kcfg_RemoveVirtualDisplaysOnDisable">
             <property name="visible">
               <bool>false</bool>
@@ -422,7 +469,7 @@
             <property name="checked"><bool>true</bool></property>
           </widget>
         </item>
-        <item row="6" column="0" colspan="2">
+        <item row="9" column="0" colspan="2">
           <widget class="QCheckBox" name="kcfg_MirrorPhysicalDisplays">
             <property name="text">
               <string>Mirror physical displays (may impact performance)</string>
@@ -430,7 +477,7 @@
             <property name="checked"><bool>false</bool></property>
           </widget>
         </item>
-        <item row="7" column="0" colspan="2">
+        <item row="10" column="0" colspan="2">
           <widget class="QCheckBox" name="EnableMultitap">
             <property name="text">
               <string>Enable multi-tap detection</string>