Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= 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