Added most recent version of unmodified HL2 SDK for Orange Box engine

game/shared/interval.cpp

@@ -0,0 +1,59 @@
+//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "tier0/platform.h"
+#include "interval.h"
+#include "tier1/strtools.h"
+#include "vstdlib/random.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *pString - 
+// Output : interval_t
+//-----------------------------------------------------------------------------
+interval_t ReadInterval( const char *pString )
+{
+	interval_t tmp;
+	
+	tmp.start = 0;
+	tmp.range = 0;
+
+	char tempString[128];
+	Q_strncpy( tempString, pString, sizeof(tempString) );
+	
+	char *token = strtok( tempString, "," );
+	if ( token )
+	{
+		tmp.start = atof( token );
+		token = strtok( NULL, "," );
+		if ( token )
+		{
+			tmp.range = atof( token ) - tmp.start;
+		}
+	}
+
+	return tmp;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : &interval - 
+// Output : float
+//-----------------------------------------------------------------------------
+float RandomInterval( const interval_t &interval )
+{
+	float out = interval.start;
+	if ( interval.range != 0 )
+	{
+		out += RandomFloat( 0, interval.range );
+	}
+
+	return out;
+}