Signed-off-by: myperworld <myperworld@126.com>

V1.0/遥控器/Minicontroller_pro2/lib/FastLED/src/fl/singleton.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "fl/namespace.h"
+
+namespace fl {
+
+// A templated singleton class, parameterized by the type of the singleton and
+// an optional integer.
+template <typename T, int N = 0> class Singleton {
+  public:
+    static T &instance() {
+        // We love function level singletons!! They don't get construction until first call.
+        // And they seem to have locks on them in most compilers. So yay.
+        static T instance;
+        return instance;
+    }
+    static T *instanceRef() { return &instance(); }
+    Singleton(const Singleton &) = delete;
+    Singleton &operator=(const Singleton &) = delete;
+
+  private:
+    Singleton() = default;
+    ~Singleton() = default;
+};
+
+} // namespace fl