Ellipsoid3d.h

Go to the documentation of this file.

// Ellipsoid3d.h:
// --------------
//

#ifndef __IPSDKMATH_ELLIPSOID3D_H__
#define __IPSDKMATH_ELLIPSOID3D_H__

#include <IPSDKMath/IPSDKMathExports.h>
#include <IPSDKUtil/BaseTypes.h>
#include <IPSDKMath/LinearAlgebra/BasicLinearAlgebra.h>

namespace ipsdk {
namespace math {


IPSDKMATH_API bool
convertEllipsoidFromQuadratic(const ipReal64 a11, const ipReal64 a12, const ipReal64 a13,
                              const ipReal64 a22, const ipReal64 a23, const ipReal64 a33,
                              const ipReal64 b1, const ipReal64 b2, const ipReal64 b3,
                              const ipReal64 c0,
                              ipReal64& cx, ipReal64& cy, ipReal64& cz,
                              ipReal64& chi, ipReal64& beta, ipReal64& alpha,
                              ipReal64& a, ipReal64& b, ipReal64& c);

IPSDKMATH_API bool
convertEllipsoidToQuadratic(const ipReal64 cx, const ipReal64 cy, const ipReal64 cz,
                            const ipReal64 chi, const ipReal64 beta, const ipReal64 alpha,
                            const ipReal64 a, const ipReal64 b, const ipReal64 c,
                            ipReal64& a11, ipReal64& a12, ipReal64& a13,
                            ipReal64& a22, ipReal64& a23, ipReal64& a33,
                            ipReal64& b1, ipReal64& b2, ipReal64& b3,
                            ipReal64& c0);

IPSDKMATH_API ipReal64
ellipsoidArea(const ipReal64 a, const ipReal64 b, const ipReal64 c);

IPSDKMATH_API ipReal64
ellipsoidVolume(const ipReal64 a, const ipReal64 b, const ipReal64 c);

IPSDKMATH_API ipReal64
ellipsoidExcentricity(const ipReal64 a, const ipReal64 b, const ipReal64 c);

IPSDKMATH_API ipReal64
ellipsoidRadius(const ipReal64 a, const ipReal64 b, const ipReal64 c,
                const ipReal64 theta, const ipReal64 phi);

IPSDKMATH_API ipReal64
ellipsoidRadius(const ipReal64 a, const ipReal64 b, const ipReal64 c,
                const Matrix3d& matRot,
                const ipReal64 theta, const ipReal64 phi);

IPSDKMATH_API void
ellipsoidPoint(const ipReal64 xc, const ipReal64 yc, const ipReal64 zc,
               const ipReal64 a, const ipReal64 b, const ipReal64 c,
               const Matrix3d& matRot,
               const ipReal64 theta, const ipReal64 phi,
               ipReal64& ptX, ipReal64& ptY, ipReal64& ptZ);


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

#endif // __IPSDKMATH_ELLIPSOID3D_H__