124 files changed.

Project Reboot 3.0/ReversePredicate.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include "UnrealTemplate.h"
+
+/**
+ * Helper class to reverse a predicate.
+ * Performs Predicate(B, A)
+ */
+template <typename PredicateType>
+class TReversePredicate
+{
+	const PredicateType& Predicate;
+
+public:
+	TReversePredicate(const PredicateType& InPredicate)
+		: Predicate(InPredicate)
+	{}
+
+	template <typename T>
+	FORCEINLINE bool operator()(T&& A, T&& B) const { return Predicate(Forward<T>(B), Forward<T>(A)); }
+};