Move the push-to-toggle y axis adjustment from the playspace page to a new Accessibility Tools tab, packaged as a new height adjustment tool. Height offset is saved and can be set via slider.

src/tabcontrollers/AccessibilityTabController.cpp

@@ -0,0 +1,97 @@
+#include "AccessibilityTabController.h"
+#include <QQuickWindow>
+#include "../overlaycontroller.h"
+
+// application namespace
+namespace advsettings {
+
+void AccessibilityTabController::initStage1() {
+  setTrackingUniverse(vr::VRCompositor()->GetTrackingSpace());
+  auto settings = OverlayController::appSettings();
+  settings->beginGroup(getSettingsName());
+  auto value = settings->value("heightOffset", m_heightOffset);
+  settings->endGroup();
+  if (value.isValid() && !value.isNull()) {
+    m_heightOffset = value.toFloat();
+    emit heightOffsetChanged(m_heightOffset);
+  }
+
+  reloadPttConfig();
+}
+
+void AccessibilityTabController::initStage2(OverlayController * parent, QQuickWindow * widget) {
+  this->parent = parent;
+  this->widget = widget;
+}
+
+void AccessibilityTabController::setTrackingUniverse(int value) {
+  if (m_trackingUniverse != value) {
+    reset();
+    m_trackingUniverse = value;
+  }
+}
+
+float AccessibilityTabController::heightOffset() const {
+  return m_heightOffset;
+}
+
+void AccessibilityTabController::setHeightOffset(float value, bool notify) {
+  if (m_heightOffset != value) {
+    modHeightOffset(value - m_heightOffset, notify);
+  }
+}
+
+void AccessibilityTabController::modHeightOffset(float value, bool notify) {
+  parent->AddOffsetToUniverseCenter((vr::TrackingUniverseOrigin)m_trackingUniverse, 1, -value, false);
+  m_heightOffset += value;
+  auto settings = OverlayController::appSettings();
+  settings->beginGroup(getSettingsName());
+  settings->setValue("heightOffset", m_heightOffset);
+  settings->endGroup();
+  settings->sync();
+  if (notify) {
+    emit heightOffsetChanged(m_heightOffset);
+  }
+}
+
+
+void AccessibilityTabController::onPttStart() {
+  m_toggleHeightOffset = m_heightOffset;
+  parent->AddOffsetToUniverseCenter((vr::TrackingUniverseOrigin)m_trackingUniverse, 1, m_toggleHeightOffset, false);
+}
+
+void AccessibilityTabController::onPttStop() {
+  parent->AddOffsetToUniverseCenter((vr::TrackingUniverseOrigin)m_trackingUniverse, 1, -m_toggleHeightOffset, false);
+}
+
+void AccessibilityTabController::onPttDisabled() {
+  if (pttActive()) {
+    stopPtt();
+  }
+  m_toggleHeightOffset = 0;
+}
+
+void AccessibilityTabController::reset() {
+  std::lock_guard<std::recursive_mutex> lock(eventLoopMutex);
+  vr::VRChaperoneSetup()->RevertWorkingCopy();
+  parent->AddOffsetToUniverseCenter((vr::TrackingUniverseOrigin)m_trackingUniverse, 1, m_heightOffset, false, false);
+  vr::VRChaperoneSetup()->CommitWorkingCopy(vr::EChaperoneConfigFile_Live);
+  m_heightOffset = 0.0f;
+  emit heightOffsetChanged(m_heightOffset);
+}
+
+void AccessibilityTabController::eventLoopTick(vr::ETrackingUniverseOrigin universe) {
+  if (!eventLoopMutex.try_lock()) {
+    return;
+  }
+  if (settingsUpdateCounter >= 50) {
+    setTrackingUniverse((int)universe);
+    settingsUpdateCounter = 0;
+  } else {
+    settingsUpdateCounter++;
+  }
+  checkPttStatus();
+  eventLoopMutex.unlock();
+}
+
+} // namespace advconfig