Add methods IsAnyKeyDown on Mouse/Gamepad class

Source/Engine/Input/Gamepad.cpp

@@ -31,6 +31,15 @@ void Gamepad::ResetState()
     _mappedPrevState.Clear();
 }
 
+bool Gamepad::IsAnyKeyDown() const
+{
+    // TODO: optimize with SIMD
+    bool result = false;
+    for (auto e : _state.Buttons)
+        result |= e;
+    return result;
+}
+
 bool Gamepad::Update(EventQueue& queue)
 {
     // Copy state

Source/Engine/Input/Gamepad.h

@@ -164,6 +164,11 @@ public:
         return _mappedState.Buttons[static_cast<int32>(button)] && !_mappedPrevState.Buttons[static_cast<int32>(button)];
     }
 
+    /// <summary>
+    /// Checks if any gamepad button is currently pressed.
+    /// </summary>
+    API_PROPERTY() bool IsAnyKeyDown() const;
+
     /// <summary>
     /// Gets the gamepad button up state (true if was released during the current frame).
     /// </summary>

Source/Engine/Input/Input.cpp

@@ -17,6 +17,8 @@
 #include "Engine/Profiler/ProfilerCPU.h"
 #include "Engine/Serialization/JsonTools.h"
 
+#include "Engine/Debug/DebugLog.h"
+
 struct AxisEvaluation
 {
     float RawValue;
@@ -183,6 +185,15 @@ void Mouse::OnMouseDown(const Float2& position, const MouseButton button, Window
     e.MouseData.Position = position;
 }
 
+bool Mouse::IsAnyKeyDown() const
+{
+    // TODO: optimize with SIMD
+    bool result = false;
+    for (auto e : Mouse::_state.MouseButtons)
+        result |= e;
+    return result;
+}
+
 void Mouse::OnMouseUp(const Float2& position, const MouseButton button, Window* target)
 {
     Event& e = _queue.AddOne();

Source/Engine/Input/Mouse.h

@@ -64,6 +64,11 @@ public:
         return _state.MousePosition;
     }
 
+    /// <summary>
+    /// Checks if any mouse key is currently pressed.
+    /// </summary>
+    API_PROPERTY() bool IsAnyKeyDown() const;
+
     /// <summary>
     /// Gets the delta position of the mouse in the screen-space coordinates.
     /// </summary>