From b691c43c44ff180d10e7d4a9afc83b98551ff586 Mon Sep 17 00:00:00 2001
From: daoge_cmd <3523206925@qq.com>
Date: Sun, 1 Mar 2026 12:16:08 +0800
Subject: Initial commit

---
 Minecraft.Client/Common/Tutorial/InputConstraint.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 Minecraft.Client/Common/Tutorial/InputConstraint.cpp

(limited to 'Minecraft.Client/Common/Tutorial/InputConstraint.cpp')

diff --git a/Minecraft.Client/Common/Tutorial/InputConstraint.cpp b/Minecraft.Client/Common/Tutorial/InputConstraint.cpp
new file mode 100644
index 00000000..a26d3eb1
--- /dev/null
+++ b/Minecraft.Client/Common/Tutorial/InputConstraint.cpp
@@ -0,0 +1,18 @@
+#include "stdafx.h"
+#include "InputConstraint.h"
+
+bool InputConstraint::isMappingConstrained(int iPad, int mapping)
+{
+	// If it's a menu button, then we ignore all inputs
+	if((m_inputMapping == mapping) || (mapping < ACTION_MAX_MENU))
+	{
+		return true;
+	}
+	
+	// Otherwise see if they map to the same actual button
+	unsigned char layoutMapping = InputManager.GetJoypadMapVal( iPad );
+
+	// 4J HEG - Replaced the equivalance test with bitwise AND, important in some mapping configurations
+	// (e.g. when comparing two action map values and one has extra buttons mapped)
+	return (InputManager.GetGameJoypadMaps(layoutMapping,m_inputMapping) & InputManager.GetGameJoypadMaps(layoutMapping,mapping)) > 0;
+}
-- 
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