Fix Doubletap for web

src/rcore.c

@@ -5593,8 +5593,14 @@ static void MouseButtonCallback(GLFWwindow *window, int button, int action, int
     gestureEvent.position[0].y /= (float)GetScreenHeight();
 
     // Gesture data is sent to gestures-system for processing
+#if defined(PLATFORM_WEB)
+    // Prevent calling ProcessGestureEvent() when Emscripten is present and there's a touch gesture, so EmscriptenTouchCallback() can handle it itself
+    if (GetMouseX() != 0 || GetMouseY() != 0) ProcessGestureEvent(gestureEvent);
+#else
     ProcessGestureEvent(gestureEvent);
 #endif
+
+#endif
 }
 
 // GLFW3 Cursor Position Callback, runs on mouse move