43 lines
1.0 KiB
C++
43 lines
1.0 KiB
C++
//===== Copyright © 1996-2005, 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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#include "mathlib/ssemath.h"
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#include "mathlib/ssequaternion.h"
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// NOTE: This has to be the last file included!
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#include "tier0/memdbgon.h"
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// get the kdop vectors for k=32
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#include "dopvectors.h"
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void KDop32_t::AddPointSet( Vector const *pPoints, int nPnts )
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{
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for( int i = 0; i < nPnts; i++ )
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{
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fltx4 fl4PntX = ReplicateX4( pPoints->x );
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fltx4 fl4PntY = ReplicateX4( pPoints->y );
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fltx4 fl4PntZ = ReplicateX4( pPoints->z );
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for( int c = 0; c < 4; c++ )
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{
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fltx4 fl4Dot = AddSIMD( AddSIMD( MulSIMD( fl4PntX, g_KDop32XDirs[c] ), MulSIMD( fl4PntY, g_KDop32YDirs[c] ) ),
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MulSIMD( fl4PntZ, g_KDop32ZDirs[c] ) );
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m_Mins[c] = MinSIMD( fl4Dot, m_Mins[c] );
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m_Maxes[c] = MaxSIMD( fl4Dot, m_Maxes[c] );
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}
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pPoints++;
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}
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}
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void KDop32_t::CreateFromPointSet( Vector const *pPoints, int nPnts )
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{
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Init();
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AddPointSet( pPoints, nPnts );
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}
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