First version of the SOurce SDK 2013

game/client/bonetoworldarray.h

@@ -0,0 +1,71 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:
+//
+//=============================================================================
+
+#ifndef BONETOWORLDARRAY_H
+#define BONETOWORLDARRAY_H
+
+#include "tier0/tslist.h"
+
+#if defined( _WIN32 )
+#pragma once
+#endif
+
+#include "tier0/memdbgon.h" // for _aligned_malloc usage below
+//-----------------------------------------------------------------------------
+// 
+//-----------------------------------------------------------------------------
+template <int NUM_ARRAYS>
+class CBoneToWorldArrays
+{
+public:
+	enum
+	{
+		ALIGNMENT = 128,
+	};
+
+	CBoneToWorldArrays()
+	{
+		const int SIZE_ARRAY = AlignValue( sizeof(matrix3x4_t) * MAXSTUDIOBONES, ALIGNMENT );
+		m_pBase = (matrix3x4_t *)_aligned_malloc( SIZE_ARRAY * NUM_ARRAYS, ALIGNMENT );
+		for ( int i = 0; i < NUM_ARRAYS; i++ )
+		{
+			matrix3x4_t *pArray = (matrix3x4_t *)((byte *)m_pBase + SIZE_ARRAY * i);
+			Assert( (size_t)pArray % ALIGNMENT == 0 );
+			Free( pArray );
+		}
+	}
+
+	~CBoneToWorldArrays()
+	{
+		_aligned_free( m_pBase );
+	}
+
+	int NumArrays()
+	{
+		return NUM_ARRAYS;
+	}
+
+	matrix3x4_t *Alloc( bool bBlock = true )
+	{
+		TSLNodeBase_t *p;
+		while ( ( p = m_Free.Pop() ) == NULL && bBlock )
+		{
+			ThreadPause();
+		}
+		return (matrix3x4_t *)p;
+	}
+
+	void Free( matrix3x4_t *p )
+	{
+		m_Free.Push( (TSLNodeBase_t *) p );
+	}
+
+private:
+	CTSListBase m_Free;
+	matrix3x4_t *m_pBase;
+};
+
+#endif // BONETOWORLDARRAY_H