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2002-05-20 08:59:37 +00:00
parent b8e01d8164
commit 8549236385
69 changed files with 8967 additions and 211 deletions
@@ -0,0 +1,72 @@
+#pragma once
+/*
+-----------------------------------------------------------------------------
+ Class: InputQueue
+
+ Desc: Stores a list of the most recently pressed MenuInputs for each player.
+
+ Copyright (c) 2001-2002 by the person(s) listed below.  All rights reserved.
+	Chris Danford
+-----------------------------------------------------------------------------
+*/
+
+#include "MenuInput.h"
+#include "GameConstantsAndTypes.h"
+
+const int MAX_INPUT_QUEUE_LENGTH = 8;
+
+class InputQueue
+{
+public:
+	InputQueue()
+	{
+		for( int p=0; p<NUM_PLAYERS; p++ )
+			m_aMenuButtonQueue[p].SetSize( MAX_INPUT_QUEUE_LENGTH );
+	}
+
+	void HandleInput( const PlayerNumber p, const MenuButton b )
+	{
+		if( m_aMenuButtonQueue[p].GetSize() >= MAX_INPUT_QUEUE_LENGTH )	// full
+			m_aMenuButtonQueue[p].RemoveAt( 0, m_aMenuButtonQueue[p].GetSize()-MAX_INPUT_QUEUE_LENGTH+1 );
+		m_aMenuButtonQueue[p].Add( MenuButtonAndTickCount(b,GetTickCount()) );
+	};
+	bool MatchesPattern( const PlayerNumber p, const MenuButton* button_sequence, const int iNumButtons, float fMaxSecondsBack = -1 )
+	{
+		if( fMaxSecondsBack == -1 )
+			fMaxSecondsBack = 0.4f + iNumButtons*0.15f;
+
+		DWORD dwMaxTicksBack = roundf(fMaxSecondsBack*1000);
+		DWORD dwOldestTickAllowed = GetTickCount() - dwMaxTicksBack;
+
+		int sequence_index = iNumButtons-1;	// count down
+		for( int queue_index=m_aMenuButtonQueue[p].GetSize()-1; queue_index>=0; queue_index-- )	// iterate newest to oldest
+		{
+			MenuButtonAndTickCount BandT = m_aMenuButtonQueue[p][queue_index];
+			if( BandT.button != button_sequence[sequence_index]  ||
+				BandT.dwTickCount < dwOldestTickAllowed )
+			{
+				return false;
+			}
+			if( sequence_index == 0 )		// we matched the whole pattern
+			{
+				m_aMenuButtonQueue[p].RemoveAll();	// empty the queue so we don't match on it again
+				return true;
+			}
+			sequence_index--;
+		}
+		return false;
+	}
+
+protected:
+	struct MenuButtonAndTickCount
+	{
+		MenuButtonAndTickCount() {}
+		MenuButtonAndTickCount( MenuButton b, DWORD t ) { button = b; dwTickCount = t; };
+		MenuButton button;
+		DWORD	dwTickCount;
+	};
+	CArray<MenuButtonAndTickCount,MenuButtonAndTickCount> m_aMenuButtonQueue[NUM_PLAYERS];
+};
+
+
+extern InputQueue*	INPUTQUEUE;	// global and accessable from anywhere in our program