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Lemma is an Electromagnetics API
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lemma_mirror/LemmaCore/src/FHTKey.cpp

FHTKey.cpp 22KB
Histórico Original

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  1. /* This file is part of Lemma, a geophysical modelling and inversion API.

  2.  * More information is available at http://lemmasoftware.org

  3.  */

  4. 

  5. /* This Source Code Form is subject to the terms of the Mozilla Public

  6.  * License, v. 2.0. If a copy of the MPL was not distributed with this

  7.  * file, You can obtain one at http://mozilla.org/MPL/2.0/.

  8.  */

  9. 

  10. /**

  11.  * @file

  12.  * @date      02/11/2014 03:42:53 PM

  13.  * @version   $Id$

  14.  * @author    Trevor Irons (ti)

  15.  * @email     Trevor.Irons@xri-geo.com

  16.  * @copyright Copyright (c) 2014, XRI Geophysics, LLC

  17.  * @copyright Copyright (c) 2014, Trevor Irons

  18.  */

  19. 

  20. #include "FHTKey.h"

  21. 

  22. namespace Lemma {

  23. 

  24.     // ====================  FRIEND METHODS  =====================

  25. 

  26.     std::ostream &operator<<(std::ostream &stream, const FHTKey &ob) {

  27. 

  28.         stream << *(HankelTransform*)(&ob);

  29. 

  30.         return stream;

  31.     }

  32. 

  33. 

  34.     // ====================  STATIC CONST MEMBERS     ============

  35. 

  36.     const Eigen::Matrix<Real, 201, 3>  FHTKey::WT201 =

  37.         ( Eigen::Matrix<Real, 201, 3>()   <<

  38.         // Base                   J0                      J1

  39.           4.1185887075357082e-06, 1.5020099209519960e-03, 4.7827871332506182e-10

  40.         , 4.6623077830484039e-06,-1.0381698214761684e-02,-2.9784175503440788e-09

  41.         , 5.2778064058937756e-06, 3.6840860097595164e-02, 9.7723832770897220e-09

  42.         , 5.9745606155328603e-06,-8.9903380392274704e-02,-2.2382340996085809e-08

  43.         , 6.7632974390298035e-06, 1.7082286536833860e-01, 4.0446774329470848e-08

  44.         , 7.6561600412698171e-06,-2.7115749656836280e-01,-6.1734815854553919e-08

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  196.         , 1.1737980889093292e+03,-1.3827679492110470e-05, 1.5843226896713463e-03

  197.         , 1.3287580659938624e+03, 1.2195005442258958e-05,-1.3949288614414647e-03

  198.         , 1.5041752194232211e+03,-1.0760110818279243e-05, 1.2281869708886250e-03

  199.         , 1.7027502211507524e+03, 9.4974857670959145e-06,-1.0813786997088304e-03

  200.         , 1.9275402746900081e+03,-8.3853711343938338e-06, 9.5211407460757294e-04

  201.         , 2.1820061829391980e+03, 7.4050612540713192e-06,-8.3829103020448140e-04

  202.         , 2.4700656297055034e+03,-6.5403682860228500e-06, 7.3806018220987763e-04

  203.         , 2.7961534952362003e+03, 5.7772102413267325e-06,-6.4979406671247244e-04

  204.         , 3.1652901343571971e+03,-5.1032933218796731e-06, 5.7206022901230412e-04

  205.         , 3.5831586684094545e+03, 4.5078641320869195e-06,-5.0359764543483573e-04

  206.         , 4.0561924809477755e+03,-3.9815111951817114e-06, 4.4329604122300101e-04

  207.         , 4.5916742642604040e+03, 3.5159993210292339e-06,-3.9017773206623073e-04

  208.         , 5.1978481416012310e+03,-3.1041249680128287e-06, 3.4338166974098888e-04

  209.         , 5.8840465913361650e+03, 2.7395854235553632e-06,-3.0214941633163506e-04

  210.         , 6.6608341270911405e+03,-2.4168587823583312e-06, 2.6581280850704716e-04

  211.         , 7.5401699459601114e+03, 2.1310948134441218e-06,-2.3378310479588391e-04

  212.         , 8.5355920488578286e+03,-1.8780185742021288e-06, 2.0554143583887405e-04

  213.         , 9.6624256676814348e+03, 1.6538488252707735e-06,-1.8063040107732216e-04

  214.         , 1.0938019208165191e+04,-1.4552318768651144e-06, 1.5864667598176302e-04

  215.         , 1.2382011340936813e+04, 1.2791890865306748e-06,-1.3923451235168759e-04

  216.         , 1.4016633352832258e+04,-1.1230741959148155e-06, 1.2208003098625932e-04

  217.         , 1.5867051413382505e+04, 9.8453630538596172e-07,-1.0690622166177854e-04

  218.         , 1.7961754025908867e+04,-8.6148574493190796e-07, 9.3468580362568137e-05

  219.         , 2.0332990628312182e+04, 7.5206242699701732e-07,-8.1551328581234316e-05

  220.         , 2.3017268096126892e+04,-6.5460810334682633e-07, 7.0964174631531072e-05

  221.         , 2.6055912791858576e+04, 5.6764451596029765e-07,-6.1539592468666665e-05

  222.         , 2.9495706813754354e+04,-4.8985884555184997e-07, 5.3130609116145443e-05

  223.         , 3.3389608239508460e+04, 4.2009674106879252e-07,-4.5609105983126460e-05

  224.         , 3.7797566453568354e+04,-3.5736212641225517e-07, 3.8864648584181207e-05

  225.         , 4.2787445110585410e+04, 3.0082215969939671e-07,-3.2803856352344075e-05

  226.         , 4.8436066944688770e+04,-2.4981510481639669e-07, 2.7350296775876261e-05

  227.         , 5.4830396510166145e+04, 2.0385823466866512e-07,-2.2444816150805301e-05

  228.         , 6.2068879062685897e+04,-1.6265189071584773e-07, 1.8046076281584239e-05

  229.         , 7.0262956194088882e+04, 1.2607416700611311e-07,-1.4130826937491561e-05

  230.         , 7.9538781555028458e+04,-9.4158417913450858e-08, 1.0693106849359383e-05

  231.         , 9.0039163080228551e+04, 6.7043911217063425e-08,-7.7412053314530284e-06

  232.         , 1.0192576161830177e+05,-4.4891090827293947e-08, 5.2910576443698300e-06

  233.         , 1.1538157981559623e+05, 2.7761325666544702e-08,-3.3552268362550323e-06

  234.         , 1.3061377957221285e+05,-1.5480404355710375e-08, 1.9282956206367452e-06

  235.         , 1.4785687144693290e+05, 7.5327300141098751e-09,-9.7253712572058755e-07

  236.         , 1.6737632511421290e+05,-3.0524770418657847e-09, 4.1100807632959352e-07

  237.         , 1.8947265645880660e+05, 9.5877856096830783e-10,-1.3553176263207053e-07

  238.         , 2.1448605423174356e+05,-2.0575286298055636e-10, 3.0748587523233524e-08

  239.         , 2.4280161749832361e+05, 2.2414416956474645e-11,-3.5668195345476294e-09 ).finished();

  240. 

  241.     // ====================  LIFECYCLE     =======================

  242. 

  243.     //--------------------------------------------------------------------------------------

  244.     //       Class:  FHTKey

  245.     //      Method:  FHTKey

  246.     // Description:  constructor (protected)

  247.     //--------------------------------------------------------------------------------------

  248.     FHTKey::FHTKey (const std::string& name) : HankelTransform(name) {

  249. 

  250.     }  // -----  end of method FHTKey::FHTKey  (constructor)  -----

  251. 

  252. 

  253.     //--------------------------------------------------------------------------------------

  254.     //       Class:  FHTKey

  255.     //      Method:  New()

  256.     // Description:  public constructor

  257.     //--------------------------------------------------------------------------------------

  258.     FHTKey* FHTKey::New() {

  259.         FHTKey*  Obj = new FHTKey("FHTKey");

  260.         Obj->AttachTo(Obj);

  261.         return Obj;

  262.     }

  263. 

  264.     //--------------------------------------------------------------------------------------

  265.     //       Class:  FHTKey

  266.     //      Method:  ~FHTKey

  267.     // Description:  destructor (protected)

  268.     //--------------------------------------------------------------------------------------

  269.     FHTKey::~FHTKey () {

  270. 

  271.     }  // -----  end of method FHTKey::~FHTKey  (destructor)  -----

  272. 

  273.     //--------------------------------------------------------------------------------------

  274.     //       Class:  FHTKey

  275.     //      Method:  Delete

  276.     // Description:  public destructor

  277.     //--------------------------------------------------------------------------------------

  278.     void FHTKey::Delete() {

  279.         this->DetachFrom(this);

  280.     }

  281. 

  282.     //--------------------------------------------------------------------------------------

  283.     //       Class:  FHTKey

  284.     //      Method:  Release

  285.     // Description:  destructor (protected)

  286.     //--------------------------------------------------------------------------------------

  287.     void FHTKey::Release() {

  288.         delete this;

  289.     }

  290. 

  291. 

  292.     //--------------------------------------------------------------------------------------

  293.     //       Class:  FHTKey

  294.     //      Method:  Zgauss

  295.     //--------------------------------------------------------------------------------------

  296.     Complex FHTKey::Zgauss ( const int &ikk, const EMMODE &imode,

  297.                             const int &itype, const Real &rho,

  298.                             const Real &wavef, KernelEm1DBase *Kernel ) {

  299.  		return Zans(0, Kernel->GetManagerIndex());

  300.     }		// -----  end of method FHTKey::ComputeRelated  -----

  301. 

  302. 

  303.     //--------------------------------------------------------------------------------------

  304.     //       Class:  FHTKey

  305.     //      Method:  ComputeRelated

  306.     //--------------------------------------------------------------------------------------

  307.     void FHTKey::ComputeRelated ( const Real& rho, KernelEm1DBase* Kernel ) {

  308.         return ;

  309.     }		// -----  end of method FHTKey::ComputeRelated  -----

  310. 

  311.     //--------------------------------------------------------------------------------------

  312.     //       Class:  FHTKey

  313.     //      Method:  ComputeRelated

  314.     //--------------------------------------------------------------------------------------

  315.     void FHTKey::ComputeRelated ( const Real& rho, std::vector< KernelEm1DBase* > KernelVec ) {

  316.         return ;

  317.     }		// -----  end of method FHTKey::ComputeRelated  -----

  318. 

  319.     //--------------------------------------------------------------------------------------

  320.     //       Class:  FHTKey

  321.     //      Method:  ComputeRelated

  322.     //--------------------------------------------------------------------------------------

  323.     void FHTKey::ComputeRelated ( const Real& rho, KernelEM1DManager* KernelManager ) {

  324. 

  325.         //kernelVec = KernelManager->GetSTLVector();

  326.         int nrel = (int)(KernelManager->GetSTLVector().size());

  327.         Eigen::Matrix<Complex, 201, Eigen::Dynamic > Zwork;

  328.         // TODO, if we want to allow lagged, then 1 below should be nlag

  329.         Zans= Eigen::Matrix<Complex, Eigen::Dynamic, Eigen::Dynamic>::Zero(1, nrel);

  330.         Zwork.resize(201, nrel);

  331.         VectorXr lambda = WT201.col(0).array()/rho;

  332.         int NumFun = 0;

  333.         int idx = 0;

  334. 

  335.         // Get Kernel values

  336.         for (int ir=0; ir<lambda.size(); ++ir) {

  337.             // irelated loop

  338.             ++NumFun;

  339.             KernelManager->ComputeReflectionCoeffs(lambda(ir), idx, rho);

  340.             for (int ir2=0; ir2<nrel; ++ir2) {

  341.                 // Zwork* needed due to sign convention of filter weights

  342.  			    Zwork(ir, ir2) = std::conj(KernelManager->GetSTLVector()[ir2]->RelBesselArg(lambda(ir)));

  343.             }

  344. 

  345.         }

  346. 

  347.         // We diverge slightly from Key here, each kernel is evaluated seperately, whereby instead

  348.         // they prefer to sum them. The reason is that all those terms have been removed from the kernels

  349.         // in the interests of making them as generic and reusable as possible. This approach requires slightly

  350.         // more multiplies, but the same number of kernel evaluations, which is the expensive part.

  351.         // Inner product and scale

  352.         for (int ir2=0; ir2<nrel; ++ir2) {

  353.             Zans(0, ir2) = Zwork.col(ir2).dot(WT201.col(KernelManager->GetSTLVector()[ir2]->GetBesselOrder() + 1))/rho;

  354.         }

  355. 

  356.         return ;

  357.     }		// -----  end of method FHTKey::ComputeRelated  -----

  358. 

  359. }		// -----  end of Lemma  name  -----