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  1. /* This file is part of Lemma, a geophysical modelling and inversion API */
  2. /* This Source Code Form is subject to the terms of the Mozilla Public
  3. * License, v. 2.0. If a copy of the MPL was not distributed with this
  4. * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  5. /**
  6. @file
  7. @author Trevor Irons
  8. @date 01/29/2010
  9. @version $Id: kernel.h 193 2014-11-10 23:51:41Z tirons $
  10. **/
  11. #ifndef __kernel_h
  12. #define __kernel_h
  13. #ifdef LEMMAUSEVTK
  14. #include "vtkImplicitFunction.h"
  15. #endif
  16. #include "LemmaObject.h"
  17. #include "receivercubes.h"
  18. namespace Lemma {
  19. // ==================================================================
  20. // Class: Kernel
  21. /// \brief Pure abstract class for some kind of kernel function.
  22. /// \details Provides a consistent interface to kernel functions.
  23. // ==================================================================
  24. class Kernel : public LemmaObject {
  25. /// Prints out basic info about the class
  26. friend std::ostream &operator<<(std::ostream &stream,
  27. const Kernel &ob);
  28. public:
  29. // ==================== LIFECYCLE ======================
  30. //static Kernel* New();
  31. virtual void Delete()=0;
  32. // ==================== OPERATORS ======================
  33. // ==================== OPERATIONS ======================
  34. // ==================== ACCESS ======================
  35. // ==================== INQUIRY ======================
  36. virtual VectorXcr ComputeSensitivity()=0;
  37. #ifdef LEMMAUSEVTK
  38. virtual VectorXcr ComputeSensitivity(vtkImplicitFunction* Impl)=0;
  39. #endif
  40. /** computes sensitivity for same value */
  41. virtual VectorXcr ComputeSensitivity(const Real& fval)=0;
  42. /** Computes sensitivity for array of values */
  43. virtual VectorXcr ComputeSensitivity(const VectorXr& fval)=0;
  44. virtual void SetFieldCubes(ReceiverCubes* pts)=0;
  45. // ==================== DATA MEMBERS ======================
  46. protected:
  47. // ==================== LIFECYCLE ======================
  48. /// Default protected constructor.
  49. Kernel (const std::string& name);
  50. /// Default protected constructor.
  51. ~Kernel ();
  52. private:
  53. }; // ----- end of class Kernel -----
  54. }
  55. #endif // __kernel_h