PndFTSVector.h

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/**************************************************************************
 * This file is property of and copyright by the ALICE HLT Project        *
 * All rights reserved.                                                   *
 *                                                                        *
 * Primary Authors:                                                       *
 *     Copyright 2009       Matthias Kretz <kretz@kde.org>                *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

#ifndef PNDFTSVECTOR_H
#define PNDFTSVECTOR_H

#include "PndFTSCADef.h"
#include "PndFTSCAMath.h"


static inline uint_m validHitIndexes( const uint_v &v )
{
  return static_cast<int_v>( v ) >= int_v( Vc::Zero );
}

namespace CAMath
{
  template<> inline Vc::int_v Abs  <Vc::int_v >( const Vc::int_v &x ) { return Vc::abs( x ); }
#define SPECIALIZATION( T ) \
  template<> inline Vc::T Min  <Vc::T>( const Vc::T &x, const Vc::T &y ) { return Vc::min( x, y ); } \
  template<> inline Vc::T Max  <Vc::T>( const Vc::T &x, const Vc::T &y ) { return Vc::max( x, y ); }
  SPECIALIZATION( int_v )
  SPECIALIZATION( uint_v )
#undef SPECIALIZATION
#define SPECIALIZATION( T ) \
  template<> inline T Min  <T>( const T &x, const T &y ) { return Vc::min( x, y ); } \
  template<> inline T Max  <T>( const T &x, const T &y ) { return Vc::max( x, y ); } \
  template<> inline T Sqrt <T>( const T &x ) { return Vc::sqrt( x ); } \
  template<> inline T Abs  <T>( const T &x ) { return Vc::abs( x ); } \
  template<> inline T Log  <T>( const T &x ) { return Vc::log( x ); } \
  template<> inline T Reciprocal<T>( const T &x ) { return Vc::reciprocal( x ); } \
  template<> inline T Round<T>( const T &x ) { return Vc::round( x ); } \
  template<> inline T RSqrt<T>( const T &x ) { return Vc::rsqrt( x ); } \
  template<> struct FiniteReturnTypeHelper<T> { typedef T::Mask R; }; \
  template<> inline FiniteReturnTypeHelper<T>::R Finite<T>( const T &x ) { return Vc::isfinite( x ); } \
  template<> inline T ATan2<T>( const T &x, const T &y ) { return Vc::atan2( x, y ); } \
  template<> inline T ASin<T> ( const T &x ) { return Vc::asin( x ); } \
  template<> inline T Sin  <T>( const T &x ) { return Vc::sin( x ); } \
  template<> inline T Cos  <T>( const T &x ) { return Vc::cos( x ); }

  SPECIALIZATION( float_v )
  SPECIALIZATION( double_v )
#undef SPECIALIZATION

#ifdef USE_TBB
  static void AtomicMax( unsigned int volatile *addr, uint_v val ) {
    for ( int i = 0; i < uint_v::Size; ++i ) {
      AtomicMax( &addr[i], val[i] );
    }
  }
#endif //USE_TBB
} // namespace CAMath

#endif // PNDFTSVECTOR_H