1 files changed, 51 insertions, 0 deletions
diff --git a/support/hololens/ServoApp/Content/SpatialInputHandler.cpp b/support/hololens/ServoApp/Content/SpatialInputHandler.cpp
new file mode 100644
index 00000000000..753e8a7efd6
--- /dev/null
+++ b/support/hololens/ServoApp/Content/SpatialInputHandler.cpp
@@ -0,0 +1,51 @@
+#include "pch.h"
+#include "SpatialInputHandler.h"
+#include <functional>
+
+using namespace Immersive;
+
+using namespace std::placeholders;
+using namespace winrt::Windows::Foundation;
+using namespace winrt::Windows::UI::Input::Spatial;
+
+// Creates and initializes a GestureRecognizer that listens to a Person.
+SpatialInputHandler::SpatialInputHandler() {
+  // The interaction manager provides an event that informs the app when
+  // spatial interactions are detected.
+  m_interactionManager = SpatialInteractionManager::GetForCurrentView();
+
+  // Bind a handler to the SourcePressed event.
+  m_sourcePressedEventToken = m_interactionManager.SourcePressed(
+      bind(&SpatialInputHandler::OnSourcePressed, this, _1, _2));
+
+  //
+  // TODO: Expand this class to use other gesture-based input events as
+  // applicable to
+  //       your app.
+  //
+}
+
+SpatialInputHandler::~SpatialInputHandler() {
+  // Unregister our handler for the OnSourcePressed event.
+  m_interactionManager.SourcePressed(m_sourcePressedEventToken);
+}
+
+// Checks if the user performed an input gesture since the last call to this
+// method. Allows the main update loop to check for asynchronous changes to the
+// user input state.
+SpatialInteractionSourceState SpatialInputHandler::CheckForInput() {
+  SpatialInteractionSourceState sourceState = m_sourceState;
+  m_sourceState = nullptr;
+  return sourceState;
+}
+
+void SpatialInputHandler::OnSourcePressed(
+    SpatialInteractionManager const &,
+    SpatialInteractionSourceEventArgs const &args) {
+  m_sourceState = args.State();
+
+  //
+  // TODO: In your app or game engine, rewrite this method to queue
+  //       input events in your input class or event handler.
+  //
+}