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