added pointerCount to MouseEvent,

some   /* comments */

.vscode/settings.json

@@ -0,0 +1,72 @@
+{
+    "files.associations": {
+        "cctype": "cpp",
+        "clocale": "cpp",
+        "cmath": "cpp",
+        "csignal": "cpp",
+        "cstdarg": "cpp",
+        "cstddef": "cpp",
+        "cstdio": "cpp",
+        "cstdlib": "cpp",
+        "cstring": "cpp",
+        "ctime": "cpp",
+        "cwchar": "cpp",
+        "cwctype": "cpp",
+        "array": "cpp",
+        "atomic": "cpp",
+        "strstream": "cpp",
+        "bit": "cpp",
+        "*.tcc": "cpp",
+        "bitset": "cpp",
+        "chrono": "cpp",
+        "cinttypes": "cpp",
+        "compare": "cpp",
+        "complex": "cpp",
+        "concepts": "cpp",
+        "condition_variable": "cpp",
+        "cstdint": "cpp",
+        "deque": "cpp",
+        "list": "cpp",
+        "map": "cpp",
+        "set": "cpp",
+        "unordered_map": "cpp",
+        "vector": "cpp",
+        "exception": "cpp",
+        "algorithm": "cpp",
+        "functional": "cpp",
+        "iterator": "cpp",
+        "memory": "cpp",
+        "memory_resource": "cpp",
+        "numeric": "cpp",
+        "optional": "cpp",
+        "random": "cpp",
+        "ratio": "cpp",
+        "string": "cpp",
+        "string_view": "cpp",
+        "system_error": "cpp",
+        "tuple": "cpp",
+        "type_traits": "cpp",
+        "utility": "cpp",
+        "fstream": "cpp",
+        "initializer_list": "cpp",
+        "iomanip": "cpp",
+        "iosfwd": "cpp",
+        "iostream": "cpp",
+        "istream": "cpp",
+        "limits": "cpp",
+        "mutex": "cpp",
+        "new": "cpp",
+        "ostream": "cpp",
+        "ranges": "cpp",
+        "sstream": "cpp",
+        "stdexcept": "cpp",
+        "stop_token": "cpp",
+        "streambuf": "cpp",
+        "thread": "cpp",
+        "cfenv": "cpp",
+        "typeindex": "cpp",
+        "typeinfo": "cpp",
+        "valarray": "cpp",
+        "variant": "cpp"
+    }
+}

src/Magnum/Platform/AndroidApplication.cpp

@@ -287,12 +287,17 @@ std::int32_t AndroidApplication::inputEvent(android_app* state, AInputEvent* eve
                 // always >= 1
                 const std::size_t pointerCount = AMotionEvent_getPointerCount(event);
 
-                // Get the persistent id from the index (for what if we have a pointerIndex?)
+                // Get the persistent id from the index 
+                // (for what if we have a pointerIndex?
+                //  They are a bit different. 
+                //  Pointer id saves the order of touch events, 
+                //  so if you would _release_ them in various orders, 
+                //  the 'pointerId' will have the value of initial 'pointerIndex', which might be useful.
+                //  Btw, somehow 'pointerId' does not tell you the last released touch initial index)
                 std::int32_t pointerId = AMotionEvent_getPointerId(event, pointerIndex);
-            
+                // I suppose pointerId less or eq to pointerIndex max val
-
+                
-                // pointerId = (pointerId < 0 ? 0 : (size_t)pointerId);
+                //MouseMoveEvent does not support id for now, but it probably should (see AMOTION_EVENT_ACTION_MOVE)
-
 
                 if(pointerId >= arraySize(app._previousMouseMovePosition))
                     Containers::arrayAppend(app._previousMouseMovePosition, 
@@ -302,7 +307,7 @@ std::int32_t AndroidApplication::inputEvent(android_app* state, AInputEvent* eve
                     app._previousMouseMovePosition[pointerId] = {Int(AMotionEvent_getX(event, pointerIndex)),
                                                                 Int(AMotionEvent_getY(event, pointerIndex))};
 
-                MouseEvent e(event, pointerIndex, pointerId);
+                MouseEvent e(event, pointerIndex, pointerId, pointerCount);
                 action == AMOTION_EVENT_ACTION_POINTER_DOWN ? 
                     app.mousePressEvent(e) : app.mouseReleaseEvent(e);
                 return e.isAccepted() ? 1 : 0;

src/Magnum/Platform/AndroidApplication.h

@@ -815,6 +815,7 @@ class AndroidApplication::MouseEvent: public InputEvent {
         }
 
         /** @brief Pointer Index Do we need both of them? 
+         * Do we really need brief descriptions for index, id, count?
          * Index != Id 
         */
         std::size_t pointerIndex() const { return _pointerIndex; }
@@ -824,14 +825,19 @@ class AndroidApplication::MouseEvent: public InputEvent {
         */
         std::size_t pointerId() const { return _pointerId; }
 
+        /** @brief Pointer count */
+        std::size_t pointerCount() const { return _pointerCount; }
+
     private:
         // Did it almost like MouseMoveEvent with _relativePosition
-        explicit MouseEvent(AInputEvent* event, std::size_t pointerIndex = 0, std::int32_t pointerId = 0):
+        explicit MouseEvent(AInputEvent* event, std::size_t pointerIndex = 0, std::int32_t pointerId = 0, std::size_t pointerCount = 1):
          /* why not {}, but () instead? */ InputEvent(event),
-         _pointerId{pointerId},_pointerIndex{pointerIndex} {}
+         _pointerId{pointerId},_pointerIndex{pointerIndex},_pointerCount{pointerCount} {}
         
         const std::int32_t _pointerId;
         const std::size_t _pointerIndex;
+        const std::size_t _pointerCount;
+
 };
 
 /**