Vector3d.h

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// Vector3d.h:
// -----------
//

#ifndef __IPSDKMATH_VECTOR3D_H__
#define __IPSDKMATH_VECTOR3D_H__

#include <IPSDKMath/IPSDKMathExports.h>
#include <IPSDKMath/Constants.h>
#include <IPSDKUtil/BaseTypes.h>
#include <IPSDKUtil/Tools/ForceInline.h>

namespace ipsdk {
namespace math {


template <typename T>
IPSDK_FORCEINLINE ipReal64
normL2(const T x, const T y, const T z)
{
    return std::sqrt(x*x + y*y + z*z);
}

template <typename T>
IPSDK_FORCEINLINE T
scalarProduct(const T x1, const T y1, const T z1,
              const T x2, const T y2, const T z2)
{
    return x1*x2 + y1*y2 + z1*z2;
}

template <typename T>
IPSDK_FORCEINLINE void
crossProduct(const T x1, const T y1, const T z1,
             const T x2, const T y2, const T z2,
             T& xRes, T& yRes, T& zRes)
{
    xRes = y1*z2 - z1*y2;
    yRes = z1*x2 - x1*z2;
    zRes = x1*y2 - y1*x2;
}


} // end of namespace math
} // end of namespace ipsdk

#endif // __IPSDKMATH_VECTOR3D_H__