From f0c50ad5298ae7721431049534d99fbc45990314 Mon Sep 17 00:00:00 2001
From: Rubidium <rubidium@openttd.org>
Date: Thu, 8 Feb 2024 20:32:36 +0100
Subject: [PATCH] Codechange: Add function to get the power of ten for a given
 number

---
 src/core/math_func.hpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/core/math_func.hpp b/src/core/math_func.hpp
index 1417c0f793..f5cc83d82c 100644
--- a/src/core/math_func.hpp
+++ b/src/core/math_func.hpp
@@ -350,6 +350,19 @@ constexpr int RoundDivSU(int a, uint b)
 	}
 }
 
+/**
+ * Computes ten to the given power.
+ * @param power The power of ten to get.
+ * @return The power of ten.
+ */
+constexpr uint64_t PowerOfTen(int power)
+{
+	assert(power >= 0 && power <= 20 /* digits in uint64_t */);
+	uint64_t result = 1;
+	for (int i = 0; i < power; i++) result *= 10;
+	return result;
+}
+
 uint32_t IntSqrt(uint32_t num);
 
 #endif /* MATH_FUNC_HPP */