QuadWord.h

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/*
Copyright (c) 2003-2006 Gino van den Bergen / Erwin Coumans  http://continuousphysics.com/Bullet/

This software is provided 'as-is', without any express or implied warranty.
In no event will the authors be held liable for any damages arising from the use of this software.
Permission is granted to anyone to use this software for any purpose, 
including commercial applications, and to alter it and redistribute it freely, 
subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/


#ifndef TF2SIMD_QUADWORD_H
#define TF2SIMD_QUADWORD_H

#include "Scalar.h"
#include "MinMax.h"


#if defined (__CELLOS_LV2) && defined (__SPU__)
#include <altivec.h>
#endif

namespace tf2
{
#ifndef USE_LIBSPE2
ATTRIBUTE_ALIGNED16(class) QuadWord
#else
class QuadWord
#endif
{
protected:

#if defined (__SPU__) && defined (__CELLOS_LV2__)
        union {
                vec_float4 mVec128;
                tf2Scalar       m_floats[4];
        };
public:
        vec_float4      get128() const
        {
                return mVec128;
        }
protected:
#else //__CELLOS_LV2__ __SPU__
        tf2Scalar       m_floats[4];
#endif //__CELLOS_LV2__ __SPU__

        public:
  

                TF2SIMD_FORCE_INLINE const tf2Scalar& getX() const { return m_floats[0]; }
                TF2SIMD_FORCE_INLINE const tf2Scalar& getY() const { return m_floats[1]; }
                TF2SIMD_FORCE_INLINE const tf2Scalar& getZ() const { return m_floats[2]; }
                TF2SIMD_FORCE_INLINE void       setX(tf2Scalar x) { m_floats[0] = x;};
                TF2SIMD_FORCE_INLINE void       setY(tf2Scalar y) { m_floats[1] = y;};
                TF2SIMD_FORCE_INLINE void       setZ(tf2Scalar z) { m_floats[2] = z;};
                TF2SIMD_FORCE_INLINE void       setW(tf2Scalar w) { m_floats[3] = w;};
                TF2SIMD_FORCE_INLINE const tf2Scalar& x() const { return m_floats[0]; }
                TF2SIMD_FORCE_INLINE const tf2Scalar& y() const { return m_floats[1]; }
                TF2SIMD_FORCE_INLINE const tf2Scalar& z() const { return m_floats[2]; }
                TF2SIMD_FORCE_INLINE const tf2Scalar& w() const { return m_floats[3]; }

        //TF2SIMD_FORCE_INLINE tf2Scalar&       operator[](int i)       { return (&m_floats[0])[i];     }      
        //TF2SIMD_FORCE_INLINE const tf2Scalar& operator[](int i) const { return (&m_floats[0])[i]; }
        TF2SIMD_FORCE_INLINE    operator       tf2Scalar *()       { return &m_floats[0]; }
        TF2SIMD_FORCE_INLINE    operator const tf2Scalar *() const { return &m_floats[0]; }

        TF2SIMD_FORCE_INLINE    bool    operator==(const QuadWord& other) const
        {
                return ((m_floats[3]==other.m_floats[3]) && (m_floats[2]==other.m_floats[2]) && (m_floats[1]==other.m_floats[1]) && (m_floats[0]==other.m_floats[0]));
        }

        TF2SIMD_FORCE_INLINE    bool    operator!=(const QuadWord& other) const
        {
                return !(*this == other);
        }

                TF2SIMD_FORCE_INLINE void       setValue(const tf2Scalar& x, const tf2Scalar& y, const tf2Scalar& z)
                {
                        m_floats[0]=x;
                        m_floats[1]=y;
                        m_floats[2]=z;
                        m_floats[3] = 0.f;
                }

/*              void getValue(tf2Scalar *m) const 
                {
                        m[0] = m_floats[0];
                        m[1] = m_floats[1];
                        m[2] = m_floats[2];
                }
*/
                TF2SIMD_FORCE_INLINE void       setValue(const tf2Scalar& x, const tf2Scalar& y, const tf2Scalar& z,const tf2Scalar& w)
                {
                        m_floats[0]=x;
                        m_floats[1]=y;
                        m_floats[2]=z;
                        m_floats[3]=w;
                }
                TF2SIMD_FORCE_INLINE QuadWord()
                //      :m_floats[0](tf2Scalar(0.)),m_floats[1](tf2Scalar(0.)),m_floats[2](tf2Scalar(0.)),m_floats[3](tf2Scalar(0.))
                {
                }
 
                TF2SIMD_FORCE_INLINE QuadWord(const tf2Scalar& x, const tf2Scalar& y, const tf2Scalar& z)               
                {
                        m_floats[0] = x, m_floats[1] = y, m_floats[2] = z, m_floats[3] = 0.0f;
                }

                TF2SIMD_FORCE_INLINE QuadWord(const tf2Scalar& x, const tf2Scalar& y, const tf2Scalar& z,const tf2Scalar& w) 
                {
                        m_floats[0] = x, m_floats[1] = y, m_floats[2] = z, m_floats[3] = w;
                }

                TF2SIMD_FORCE_INLINE void       setMax(const QuadWord& other)
                {
                        tf2SetMax(m_floats[0], other.m_floats[0]);
                        tf2SetMax(m_floats[1], other.m_floats[1]);
                        tf2SetMax(m_floats[2], other.m_floats[2]);
                        tf2SetMax(m_floats[3], other.m_floats[3]);
                }
                TF2SIMD_FORCE_INLINE void       setMin(const QuadWord& other)
                {
                        tf2SetMin(m_floats[0], other.m_floats[0]);
                        tf2SetMin(m_floats[1], other.m_floats[1]);
                        tf2SetMin(m_floats[2], other.m_floats[2]);
                        tf2SetMin(m_floats[3], other.m_floats[3]);
                }



};

}
#endif //TF2SIMD_QUADWORD_H