diff --git a/src/client/inputhandler.cpp b/src/client/inputhandler.cpp
index 48b94ae95..3b01f5d93 100644
--- a/src/client/inputhandler.cpp
+++ b/src/client/inputhandler.cpp
@@ -22,6 +22,81 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "inputhandler.h"
 #include "gui/mainmenumanager.h"
 
+void KeyCache::populate_nonchanging()
+{
+	key[KeyType::ESC] = EscapeKey;
+}
+
+void KeyCache::populate()
+{
+	key[KeyType::FORWARD]      = getKeySetting("keymap_forward");
+	key[KeyType::BACKWARD]     = getKeySetting("keymap_backward");
+	key[KeyType::LEFT]         = getKeySetting("keymap_left");
+	key[KeyType::RIGHT]        = getKeySetting("keymap_right");
+	key[KeyType::JUMP]         = getKeySetting("keymap_jump");
+	key[KeyType::SPECIAL1]     = getKeySetting("keymap_special1");
+	key[KeyType::SNEAK]        = getKeySetting("keymap_sneak");
+
+	key[KeyType::AUTOFORWARD]  = getKeySetting("keymap_autoforward");
+
+	key[KeyType::DROP]         = getKeySetting("keymap_drop");
+	key[KeyType::INVENTORY]    = getKeySetting("keymap_inventory");
+	key[KeyType::CHAT]         = getKeySetting("keymap_chat");
+	key[KeyType::CMD]          = getKeySetting("keymap_cmd");
+	key[KeyType::CMD_LOCAL]    = getKeySetting("keymap_cmd_local");
+	key[KeyType::CONSOLE]      = getKeySetting("keymap_console");
+	key[KeyType::MINIMAP]      = getKeySetting("keymap_minimap");
+	key[KeyType::FREEMOVE]     = getKeySetting("keymap_freemove");
+	key[KeyType::FASTMOVE]     = getKeySetting("keymap_fastmove");
+	key[KeyType::NOCLIP]       = getKeySetting("keymap_noclip");
+	key[KeyType::HOTBAR_PREV]  = getKeySetting("keymap_hotbar_previous");
+	key[KeyType::HOTBAR_NEXT]  = getKeySetting("keymap_hotbar_next");
+	key[KeyType::MUTE]         = getKeySetting("keymap_mute");
+	key[KeyType::INC_VOLUME]   = getKeySetting("keymap_increase_volume");
+	key[KeyType::DEC_VOLUME]   = getKeySetting("keymap_decrease_volume");
+	key[KeyType::CINEMATIC]    = getKeySetting("keymap_cinematic");
+	key[KeyType::SCREENSHOT]   = getKeySetting("keymap_screenshot");
+	key[KeyType::TOGGLE_HUD]   = getKeySetting("keymap_toggle_hud");
+	key[KeyType::TOGGLE_CHAT]  = getKeySetting("keymap_toggle_chat");
+	key[KeyType::TOGGLE_FORCE_FOG_OFF]
+		= getKeySetting("keymap_toggle_force_fog_off");
+	key[KeyType::TOGGLE_UPDATE_CAMERA]
+		= getKeySetting("keymap_toggle_update_camera");
+	key[KeyType::TOGGLE_DEBUG]
+		= getKeySetting("keymap_toggle_debug");
+	key[KeyType::TOGGLE_PROFILER]
+		= getKeySetting("keymap_toggle_profiler");
+	key[KeyType::CAMERA_MODE]
+		= getKeySetting("keymap_camera_mode");
+	key[KeyType::INCREASE_VIEWING_RANGE]
+		= getKeySetting("keymap_increase_viewing_range_min");
+	key[KeyType::DECREASE_VIEWING_RANGE]
+		= getKeySetting("keymap_decrease_viewing_range_min");
+	key[KeyType::RANGESELECT]
+		= getKeySetting("keymap_rangeselect");
+	key[KeyType::ZOOM] = getKeySetting("keymap_zoom");
+
+	key[KeyType::QUICKTUNE_NEXT] = getKeySetting("keymap_quicktune_next");
+	key[KeyType::QUICKTUNE_PREV] = getKeySetting("keymap_quicktune_prev");
+	key[KeyType::QUICKTUNE_INC]  = getKeySetting("keymap_quicktune_inc");
+	key[KeyType::QUICKTUNE_DEC]  = getKeySetting("keymap_quicktune_dec");
+
+	for (int i = 0; i < 23; i++) {
+		std::string slot_key_name = "keymap_slot" + std::to_string(i + 1);
+		key[KeyType::SLOT_1 + i] = getKeySetting(slot_key_name.c_str());
+	}
+
+	if (handler) {
+		// First clear all keys, then re-add the ones we listen for
+		handler->dontListenForKeys();
+		for (const KeyPress &k : key) {
+			handler->listenForKey(k);
+		}
+		handler->listenForKey(EscapeKey);
+		handler->listenForKey(CancelKey);
+	}
+}
+
 bool MyEventReceiver::OnEvent(const SEvent &event)
 {
 	/*
diff --git a/src/client/inputhandler.h b/src/client/inputhandler.h
index c7c29510d..91c111134 100644
--- a/src/client/inputhandler.h
+++ b/src/client/inputhandler.h
@@ -29,6 +29,37 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "gui/touchscreengui.h"
 #endif
 
+class InputHandler;
+
+/****************************************************************************
+ Fast key cache for main game loop
+ ****************************************************************************/
+
+/* This is faster than using getKeySetting with the tradeoff that functions
+ * using it must make sure that it's initialised before using it and there is
+ * no error handling (for example bounds checking). This is really intended for
+ * use only in the main running loop of the client (the_game()) where the faster
+ * (up to 10x faster) key lookup is an asset. Other parts of the codebase
+ * (e.g. formspecs) should continue using getKeySetting().
+ */
+struct KeyCache {
+
+	KeyCache()
+	{
+		handler = NULL;
+		populate();
+		populate_nonchanging();
+	}
+
+	void populate();
+
+	// Keys that are not settings dependent
+	void populate_nonchanging();
+
+	KeyPress key[KeyType::INTERNAL_ENUM_COUNT];
+	InputHandler *handler;
+};
+
 class KeyList : private std::list<KeyPress>
 {
 	typedef std::list<KeyPress> super;
diff --git a/src/game.cpp b/src/game.cpp
index ec9c2667a..ff348a47b 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -566,111 +566,6 @@ public:
 #define SIZE_TAG "size[11,5.5,true]" // Fixed size on desktop
 #endif
 
-/****************************************************************************
- Fast key cache for main game loop
- ****************************************************************************/
-
-/* This is faster than using getKeySetting with the tradeoff that functions
- * using it must make sure that it's initialised before using it and there is
- * no error handling (for example bounds checking). This is really intended for
- * use only in the main running loop of the client (the_game()) where the faster
- * (up to 10x faster) key lookup is an asset. Other parts of the codebase
- * (e.g. formspecs) should continue using getKeySetting().
- */
-struct KeyCache {
-
-	KeyCache()
-	{
-		handler = NULL;
-		populate();
-		populate_nonchanging();
-	}
-
-	void populate();
-
-	// Keys that are not settings dependent
-	void populate_nonchanging();
-
-	KeyPress key[KeyType::INTERNAL_ENUM_COUNT];
-	InputHandler *handler;
-};
-
-void KeyCache::populate_nonchanging()
-{
-	key[KeyType::ESC] = EscapeKey;
-}
-
-void KeyCache::populate()
-{
-	key[KeyType::FORWARD]      = getKeySetting("keymap_forward");
-	key[KeyType::BACKWARD]     = getKeySetting("keymap_backward");
-	key[KeyType::LEFT]         = getKeySetting("keymap_left");
-	key[KeyType::RIGHT]        = getKeySetting("keymap_right");
-	key[KeyType::JUMP]         = getKeySetting("keymap_jump");
-	key[KeyType::SPECIAL1]     = getKeySetting("keymap_special1");
-	key[KeyType::SNEAK]        = getKeySetting("keymap_sneak");
-
-	key[KeyType::AUTOFORWARD]  = getKeySetting("keymap_autoforward");
-
-	key[KeyType::DROP]         = getKeySetting("keymap_drop");
-	key[KeyType::INVENTORY]    = getKeySetting("keymap_inventory");
-	key[KeyType::CHAT]         = getKeySetting("keymap_chat");
-	key[KeyType::CMD]          = getKeySetting("keymap_cmd");
-	key[KeyType::CMD_LOCAL]    = getKeySetting("keymap_cmd_local");
-	key[KeyType::CONSOLE]      = getKeySetting("keymap_console");
-	key[KeyType::MINIMAP]      = getKeySetting("keymap_minimap");
-	key[KeyType::FREEMOVE]     = getKeySetting("keymap_freemove");
-	key[KeyType::FASTMOVE]     = getKeySetting("keymap_fastmove");
-	key[KeyType::NOCLIP]       = getKeySetting("keymap_noclip");
-	key[KeyType::HOTBAR_PREV]  = getKeySetting("keymap_hotbar_previous");
-	key[KeyType::HOTBAR_NEXT]  = getKeySetting("keymap_hotbar_next");
-	key[KeyType::MUTE]         = getKeySetting("keymap_mute");
-	key[KeyType::INC_VOLUME]   = getKeySetting("keymap_increase_volume");
-	key[KeyType::DEC_VOLUME]   = getKeySetting("keymap_decrease_volume");
-	key[KeyType::CINEMATIC]    = getKeySetting("keymap_cinematic");
-	key[KeyType::SCREENSHOT]   = getKeySetting("keymap_screenshot");
-	key[KeyType::TOGGLE_HUD]   = getKeySetting("keymap_toggle_hud");
-	key[KeyType::TOGGLE_CHAT]  = getKeySetting("keymap_toggle_chat");
-	key[KeyType::TOGGLE_FORCE_FOG_OFF]
-			= getKeySetting("keymap_toggle_force_fog_off");
-	key[KeyType::TOGGLE_UPDATE_CAMERA]
-			= getKeySetting("keymap_toggle_update_camera");
-	key[KeyType::TOGGLE_DEBUG]
-			= getKeySetting("keymap_toggle_debug");
-	key[KeyType::TOGGLE_PROFILER]
-			= getKeySetting("keymap_toggle_profiler");
-	key[KeyType::CAMERA_MODE]
-			= getKeySetting("keymap_camera_mode");
-	key[KeyType::INCREASE_VIEWING_RANGE]
-			= getKeySetting("keymap_increase_viewing_range_min");
-	key[KeyType::DECREASE_VIEWING_RANGE]
-			= getKeySetting("keymap_decrease_viewing_range_min");
-	key[KeyType::RANGESELECT]
-			= getKeySetting("keymap_rangeselect");
-	key[KeyType::ZOOM] = getKeySetting("keymap_zoom");
-
-	key[KeyType::QUICKTUNE_NEXT] = getKeySetting("keymap_quicktune_next");
-	key[KeyType::QUICKTUNE_PREV] = getKeySetting("keymap_quicktune_prev");
-	key[KeyType::QUICKTUNE_INC]  = getKeySetting("keymap_quicktune_inc");
-	key[KeyType::QUICKTUNE_DEC]  = getKeySetting("keymap_quicktune_dec");
-
-	for (int i = 0; i < 23; i++) {
-		std::string slot_key_name = "keymap_slot" + std::to_string(i + 1);
-		key[KeyType::SLOT_1 + i] = getKeySetting(slot_key_name.c_str());
-	}
-
-	if (handler) {
-		// First clear all keys, then re-add the ones we listen for
-		handler->dontListenForKeys();
-		for (const KeyPress &k : key) {
-			handler->listenForKey(k);
-		}
-		handler->listenForKey(EscapeKey);
-		handler->listenForKey(CancelKey);
-	}
-}
-
-
 /****************************************************************************
 
  ****************************************************************************/