From 225e69063fa0c3dc96f960aa79dfc568fe3d89a8 Mon Sep 17 00:00:00 2001
From: hecks <42101236+hecktest@users.noreply.github.com>
Date: Fri, 26 Feb 2021 21:23:46 +0100
Subject: Keep mapblocks in memory if they're in range (#10714)

Some other minor parts of clientmap.cpp have been cleaned up along the way
---
 src/util/numeric.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/util/numeric.h')

diff --git a/src/util/numeric.h b/src/util/numeric.h
index 864ab7543..32a6f4312 100644
--- a/src/util/numeric.h
+++ b/src/util/numeric.h
@@ -20,6 +20,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #pragma once
 
 #include "basic_macros.h"
+#include "constants.h"
 #include "irrlichttypes.h"
 #include "irr_v2d.h"
 #include "irr_v3d.h"
@@ -36,6 +37,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 	y = temp; \
 } while (0)
 
+// Maximum radius of a block.  The magic number is
+// sqrt(3.0) / 2.0 in literal form.
+static constexpr const f32 BLOCK_MAX_RADIUS = 0.866025403784f * MAP_BLOCKSIZE * BS;
 
 inline s16 getContainerPos(s16 p, s16 d)
 {
-- 
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