Searched refs:roots (Results 1 – 6 of 6) sorted by relevance
28 void db_SolveCubic(double *roots,int *nr_roots,double a,double b,double c,double d) in db_SolveCubic() argument40 if(a==0.0) db_SolveQuadratic(roots,nr_roots,b,c,d); in db_SolveCubic()68 roots[0]= -2.0*srq*cos_theta_through3-bp_through3; in db_SolveCubic()69 roots[1]=srq*min2_cos_theta_plu-bp_through3; in db_SolveCubic()70 roots[2]=srq*min2_cos_theta_min-bp_through3; in db_SolveCubic()77 if(A!=0.0) roots[0]=A+q/A-bp_through3; in db_SolveCubic()78 else roots[0]= -bp_through3; in db_SolveCubic()87 roots[0]= -2.0*si_r_srq-bp_through3; in db_SolveCubic()89 roots[1]=si_r_srq-bp_through3; in db_SolveCubic()94 void db_SolveQuartic(double *roots,int *nr_roots,double a,double b,double c,double d,double e) in db_SolveQuartic() argument[all …]
119 double roots[3]; in db_CommonFocalLengthFromRotation_2Point() local162 db_SolveCubic(roots,&nr_roots,p9[4],p9[3],p9[2],p9[1]); in db_CommonFocalLengthFromRotation_2Point()166 if(roots[i]>0) in db_CommonFocalLengthFromRotation_2Point()168 if((!signed_disambiguation) || (db_PolyEval1(p1,roots[i])*db_PolyEval1(p4,roots[i])>0)) in db_CommonFocalLengthFromRotation_2Point()170 fsol[j++]=db_SafeSqrtReciprocal(roots[i]); in db_CommonFocalLengthFromRotation_2Point()
39 inline void db_SolveQuadratic(double *roots,int *nr_roots,double a,double b,double c) in db_SolveQuadratic() argument50 roots[0]= -c/b; in db_SolveQuadratic()62 roots[0]=q/a; in db_SolveQuadratic()66 else roots[1]=c/q; in db_SolveQuadratic()79 DB_API void db_SolveCubic(double *roots,int *nr_roots,double a,double b,double c,double d);84 DB_API void db_SolveQuartic(double *roots,int *nr_roots,double a,double b,double c,double d,double …89 DB_API void db_SolveQuarticForced(double *roots,int *nr_roots,double a,double b,double c,double d,d…
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