266 cvSolveCubic( const CvMat* coeffs, CvMat* roots )  in cvSolveCubic()  argument
281     if( !CV_IS_MAT(roots) )  in cvSolveCubic()
282         CV_ERROR( !roots ? CV_StsNullPtr : CV_StsBadArg, "Output parameter is not a valid matrix" );  in cvSolveCubic()
285         (CV_MAT_TYPE(roots->type) != CV_32FC1 && CV_MAT_TYPE(roots->type) != CV_64FC1) )  in cvSolveCubic()
295     if( (roots->rows != 1 && roots->cols != 1) ||  in cvSolveCubic()
296         roots->rows + roots->cols - 1 != 3 )  in cvSolveCubic()
388     if( CV_MAT_TYPE(roots->type) == CV_32FC1 )  in cvSolveCubic()
390         float* r = roots->data.fl;  in cvSolveCubic()
391         if( roots->rows > 1 )  in cvSolveCubic()
392             step = roots->step/sizeof(r[0]);  in cvSolveCubic()
399         double* r = roots->data.db;  in cvSolveCubic()
400         if( roots->rows > 1 )  in cvSolveCubic()
401             step = roots->step/sizeof(r[0]);  in cvSolveCubic()